diff options
Diffstat (limited to 'include/linux')
265 files changed, 7276 insertions, 3120 deletions
diff --git a/include/linux/aio.h b/include/linux/aio.h index 49fd37629ee..00c8efa95cc 100644 --- a/include/linux/aio.h +++ b/include/linux/aio.h @@ -94,26 +94,27 @@ struct kiocb { ssize_t (*ki_retry)(struct kiocb *); void (*ki_dtor)(struct kiocb *); - struct list_head ki_list; /* the aio core uses this - * for cancellation */ - union { void __user *user; struct task_struct *tsk; } ki_obj; + __u64 ki_user_data; /* user's data for completion */ + wait_queue_t ki_wait; loff_t ki_pos; + + void *private; /* State that we remember to be able to restart/retry */ unsigned short ki_opcode; size_t ki_nbytes; /* copy of iocb->aio_nbytes */ char __user *ki_buf; /* remaining iocb->aio_buf */ size_t ki_left; /* remaining bytes */ - wait_queue_t ki_wait; long ki_retried; /* just for testing */ long ki_kicked; /* just for testing */ long ki_queued; /* just for testing */ - void *private; + struct list_head ki_list; /* the aio core uses this + * for cancellation */ }; #define is_sync_kiocb(iocb) ((iocb)->ki_key == KIOCB_SYNC_KEY) @@ -126,6 +127,7 @@ struct kiocb { (x)->ki_filp = (filp); \ (x)->ki_ctx = NULL; \ (x)->ki_cancel = NULL; \ + (x)->ki_retry = NULL; \ (x)->ki_dtor = NULL; \ (x)->ki_obj.tsk = tsk; \ (x)->ki_user_data = 0; \ diff --git a/include/linux/amba/bus.h b/include/linux/amba/bus.h new file mode 100644 index 00000000000..51e6e54b2aa --- /dev/null +++ b/include/linux/amba/bus.h @@ -0,0 +1,55 @@ +/* + * linux/include/asm-arm/hardware/amba.h + * + * Copyright (C) 2003 Deep Blue Solutions Ltd, All Rights Reserved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ +#ifndef ASMARM_AMBA_H +#define ASMARM_AMBA_H + +#define AMBA_NR_IRQS 2 + +struct amba_device { + struct device dev; + struct resource res; + u64 dma_mask; + unsigned int periphid; + unsigned int irq[AMBA_NR_IRQS]; +}; + +struct amba_id { + unsigned int id; + unsigned int mask; + void *data; +}; + +struct amba_driver { + struct device_driver drv; + int (*probe)(struct amba_device *, void *); + int (*remove)(struct amba_device *); + void (*shutdown)(struct amba_device *); + int (*suspend)(struct amba_device *, pm_message_t); + int (*resume)(struct amba_device *); + struct amba_id *id_table; +}; + +#define amba_get_drvdata(d) dev_get_drvdata(&d->dev) +#define amba_set_drvdata(d,p) dev_set_drvdata(&d->dev, p) + +int amba_driver_register(struct amba_driver *); +void amba_driver_unregister(struct amba_driver *); +int amba_device_register(struct amba_device *, struct resource *); +void amba_device_unregister(struct amba_device *); +struct amba_device *amba_find_device(const char *, struct device *, unsigned int, unsigned int); +int amba_request_regions(struct amba_device *, const char *); +void amba_release_regions(struct amba_device *); + +#define amba_config(d) (((d)->periphid >> 24) & 0xff) +#define amba_rev(d) (((d)->periphid >> 20) & 0x0f) +#define amba_manf(d) (((d)->periphid >> 12) & 0xff) +#define amba_part(d) ((d)->periphid & 0xfff) + +#endif diff --git a/include/linux/amba/clcd.h b/include/linux/amba/clcd.h new file mode 100644 index 00000000000..6b8d73dc1ab --- /dev/null +++ b/include/linux/amba/clcd.h @@ -0,0 +1,271 @@ +/* + * linux/include/asm-arm/hardware/amba_clcd.h -- Integrator LCD panel. + * + * David A Rusling + * + * Copyright (C) 2001 ARM Limited + * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file COPYING in the main directory of this archive + * for more details. + */ +#include <linux/config.h> +#include <linux/fb.h> + +/* + * CLCD Controller Internal Register addresses + */ +#define CLCD_TIM0 0x00000000 +#define CLCD_TIM1 0x00000004 +#define CLCD_TIM2 0x00000008 +#define CLCD_TIM3 0x0000000c +#define CLCD_UBAS 0x00000010 +#define CLCD_LBAS 0x00000014 + +#if !defined(CONFIG_ARCH_VERSATILE) && !defined(CONFIG_ARCH_REALVIEW) +#define CLCD_IENB 0x00000018 +#define CLCD_CNTL 0x0000001c +#else +/* + * Someone rearranged these two registers on the Versatile + * platform... + */ +#define CLCD_IENB 0x0000001c +#define CLCD_CNTL 0x00000018 +#endif + +#define CLCD_STAT 0x00000020 +#define CLCD_INTR 0x00000024 +#define CLCD_UCUR 0x00000028 +#define CLCD_LCUR 0x0000002C +#define CLCD_PALL 0x00000200 +#define CLCD_PALETTE 0x00000200 + +#define TIM2_CLKSEL (1 << 5) +#define TIM2_IVS (1 << 11) +#define TIM2_IHS (1 << 12) +#define TIM2_IPC (1 << 13) +#define TIM2_IOE (1 << 14) +#define TIM2_BCD (1 << 26) + +#define CNTL_LCDEN (1 << 0) +#define CNTL_LCDBPP1 (0 << 1) +#define CNTL_LCDBPP2 (1 << 1) +#define CNTL_LCDBPP4 (2 << 1) +#define CNTL_LCDBPP8 (3 << 1) +#define CNTL_LCDBPP16 (4 << 1) +#define CNTL_LCDBPP24 (5 << 1) +#define CNTL_LCDBW (1 << 4) +#define CNTL_LCDTFT (1 << 5) +#define CNTL_LCDMONO8 (1 << 6) +#define CNTL_LCDDUAL (1 << 7) +#define CNTL_BGR (1 << 8) +#define CNTL_BEBO (1 << 9) +#define CNTL_BEPO (1 << 10) +#define CNTL_LCDPWR (1 << 11) +#define CNTL_LCDVCOMP(x) ((x) << 12) +#define CNTL_LDMAFIFOTIME (1 << 15) +#define CNTL_WATERMARK (1 << 16) + +struct clcd_panel { + struct fb_videomode mode; + signed short width; /* width in mm */ + signed short height; /* height in mm */ + u32 tim2; + u32 tim3; + u32 cntl; + unsigned int bpp:8, + fixedtimings:1, + grayscale:1; + unsigned int connector; +}; + +struct clcd_regs { + u32 tim0; + u32 tim1; + u32 tim2; + u32 tim3; + u32 cntl; + unsigned long pixclock; +}; + +struct clcd_fb; + +/* + * the board-type specific routines + */ +struct clcd_board { + const char *name; + + /* + * Optional. Check whether the var structure is acceptable + * for this display. + */ + int (*check)(struct clcd_fb *fb, struct fb_var_screeninfo *var); + + /* + * Compulsary. Decode fb->fb.var into regs->*. In the case of + * fixed timing, set regs->* to the register values required. + */ + void (*decode)(struct clcd_fb *fb, struct clcd_regs *regs); + + /* + * Optional. Disable any extra display hardware. + */ + void (*disable)(struct clcd_fb *); + + /* + * Optional. Enable any extra display hardware. + */ + void (*enable)(struct clcd_fb *); + + /* + * Setup platform specific parts of CLCD driver + */ + int (*setup)(struct clcd_fb *); + + /* + * mmap the framebuffer memory + */ + int (*mmap)(struct clcd_fb *, struct vm_area_struct *); + + /* + * Remove platform specific parts of CLCD driver + */ + void (*remove)(struct clcd_fb *); +}; + +struct amba_device; +struct clk; + +/* this data structure describes each frame buffer device we find */ +struct clcd_fb { + struct fb_info fb; + struct amba_device *dev; + struct clk *clk; + struct clcd_panel *panel; + struct clcd_board *board; + void *board_data; + void __iomem *regs; + u32 clcd_cntl; + u32 cmap[16]; +}; + +static inline void clcdfb_decode(struct clcd_fb *fb, struct clcd_regs *regs) +{ + u32 val, cpl; + + /* + * Program the CLCD controller registers and start the CLCD + */ + val = ((fb->fb.var.xres / 16) - 1) << 2; + val |= (fb->fb.var.hsync_len - 1) << 8; + val |= (fb->fb.var.right_margin - 1) << 16; + val |= (fb->fb.var.left_margin - 1) << 24; + regs->tim0 = val; + + val = fb->fb.var.yres; + if (fb->panel->cntl & CNTL_LCDDUAL) + val /= 2; + val -= 1; + val |= (fb->fb.var.vsync_len - 1) << 10; + val |= fb->fb.var.lower_margin << 16; + val |= fb->fb.var.upper_margin << 24; + regs->tim1 = val; + + val = fb->panel->tim2; + val |= fb->fb.var.sync & FB_SYNC_HOR_HIGH_ACT ? 0 : TIM2_IHS; + val |= fb->fb.var.sync & FB_SYNC_VERT_HIGH_ACT ? 0 : TIM2_IVS; + + cpl = fb->fb.var.xres_virtual; + if (fb->panel->cntl & CNTL_LCDTFT) /* TFT */ + /* / 1 */; + else if (!fb->fb.var.grayscale) /* STN color */ + cpl = cpl * 8 / 3; + else if (fb->panel->cntl & CNTL_LCDMONO8) /* STN monochrome, 8bit */ + cpl /= 8; + else /* STN monochrome, 4bit */ + cpl /= 4; + + regs->tim2 = val | ((cpl - 1) << 16); + + regs->tim3 = fb->panel->tim3; + + val = fb->panel->cntl; + if (fb->fb.var.grayscale) + val |= CNTL_LCDBW; + + switch (fb->fb.var.bits_per_pixel) { + case 1: + val |= CNTL_LCDBPP1; + break; + case 2: + val |= CNTL_LCDBPP2; + break; + case 4: + val |= CNTL_LCDBPP4; + break; + case 8: + val |= CNTL_LCDBPP8; + break; + case 16: + val |= CNTL_LCDBPP16; + break; + case 32: + val |= CNTL_LCDBPP24; + break; + } + + regs->cntl = val; + regs->pixclock = fb->fb.var.pixclock; +} + +static inline int clcdfb_check(struct clcd_fb *fb, struct fb_var_screeninfo *var) +{ + var->xres_virtual = var->xres = (var->xres + 15) & ~15; + var->yres_virtual = var->yres = (var->yres + 1) & ~1; + +#define CHECK(e,l,h) (var->e < l || var->e > h) + if (CHECK(right_margin, (5+1), 256) || /* back porch */ + CHECK(left_margin, (5+1), 256) || /* front porch */ + CHECK(hsync_len, (5+1), 256) || + var->xres > 4096 || + var->lower_margin > 255 || /* back porch */ + var->upper_margin > 255 || /* front porch */ + var->vsync_len > 32 || + var->yres > 1024) + return -EINVAL; +#undef CHECK + + /* single panel mode: PCD = max(PCD, 1) */ + /* dual panel mode: PCD = max(PCD, 5) */ + + /* + * You can't change the grayscale setting, and + * we can only do non-interlaced video. + */ + if (var->grayscale != fb->fb.var.grayscale || + (var->vmode & FB_VMODE_MASK) != FB_VMODE_NONINTERLACED) + return -EINVAL; + +#define CHECK(e) (var->e != fb->fb.var.e) + if (fb->panel->fixedtimings && + (CHECK(xres) || + CHECK(yres) || + CHECK(bits_per_pixel) || + CHECK(pixclock) || + CHECK(left_margin) || + CHECK(right_margin) || + CHECK(upper_margin) || + CHECK(lower_margin) || + CHECK(hsync_len) || + CHECK(vsync_len) || + CHECK(sync))) + return -EINVAL; +#undef CHECK + + var->nonstd = 0; + var->accel_flags = 0; + + return 0; +} diff --git a/include/linux/amba/kmi.h b/include/linux/amba/kmi.h new file mode 100644 index 00000000000..a39e5be751b --- /dev/null +++ b/include/linux/amba/kmi.h @@ -0,0 +1,92 @@ +/* + * linux/include/asm-arm/hardware/amba_kmi.h + * + * Internal header file for AMBA KMI ports + * + * Copyright (C) 2000 Deep Blue Solutions Ltd. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + * + * + * --------------------------------------------------------------------------- + * From ARM PrimeCell(tm) PS2 Keyboard/Mouse Interface (PL050) Technical + * Reference Manual - ARM DDI 0143B - see http://www.arm.com/ + * --------------------------------------------------------------------------- + */ +#ifndef ASM_ARM_HARDWARE_AMBA_KMI_H +#define ASM_ARM_HARDWARE_AMBA_KMI_H + +/* + * KMI control register: + * KMICR_TYPE 0 = PS2/AT mode, 1 = No line control bit mode + * KMICR_RXINTREN 1 = enable RX interrupts + * KMICR_TXINTREN 1 = enable TX interrupts + * KMICR_EN 1 = enable KMI + * KMICR_FD 1 = force KMI data low + * KMICR_FC 1 = force KMI clock low + */ +#define KMICR (KMI_BASE + 0x00) +#define KMICR_TYPE (1 << 5) +#define KMICR_RXINTREN (1 << 4) +#define KMICR_TXINTREN (1 << 3) +#define KMICR_EN (1 << 2) +#define KMICR_FD (1 << 1) +#define KMICR_FC (1 << 0) + +/* + * KMI status register: + * KMISTAT_TXEMPTY 1 = transmitter register empty + * KMISTAT_TXBUSY 1 = currently sending data + * KMISTAT_RXFULL 1 = receiver register ready to be read + * KMISTAT_RXBUSY 1 = currently receiving data + * KMISTAT_RXPARITY parity of last databyte received + * KMISTAT_IC current level of KMI clock input + * KMISTAT_ID current level of KMI data input + */ +#define KMISTAT (KMI_BASE + 0x04) +#define KMISTAT_TXEMPTY (1 << 6) +#define KMISTAT_TXBUSY (1 << 5) +#define KMISTAT_RXFULL (1 << 4) +#define KMISTAT_RXBUSY (1 << 3) +#define KMISTAT_RXPARITY (1 << 2) +#define KMISTAT_IC (1 << 1) +#define KMISTAT_ID (1 << 0) + +/* + * KMI data register + */ +#define KMIDATA (KMI_BASE + 0x08) + +/* + * KMI clock divisor: to generate 8MHz internal clock + * div = (ref / 8MHz) - 1; 0 <= div <= 15 + */ +#define KMICLKDIV (KMI_BASE + 0x0c) + +/* + * KMI interrupt register: + * KMIIR_TXINTR 1 = transmit interrupt asserted + * KMIIR_RXINTR 1 = receive interrupt asserted + */ +#define KMIIR (KMI_BASE + 0x10) +#define KMIIR_TXINTR (1 << 1) +#define KMIIR_RXINTR (1 << 0) + +/* + * The size of the KMI primecell + */ +#define KMI_SIZE (0x100) + +#endif diff --git a/include/linux/amba/serial.h b/include/linux/amba/serial.h new file mode 100644 index 00000000000..dc726ffcceb --- /dev/null +++ b/include/linux/amba/serial.h @@ -0,0 +1,161 @@ +/* + * linux/include/asm-arm/hardware/serial_amba.h + * + * Internal header file for AMBA serial ports + * + * Copyright (C) ARM Limited + * Copyright (C) 2000 Deep Blue Solutions Ltd. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ +#ifndef ASM_ARM_HARDWARE_SERIAL_AMBA_H +#define ASM_ARM_HARDWARE_SERIAL_AMBA_H + +/* ------------------------------------------------------------------------------- + * From AMBA UART (PL010) Block Specification + * ------------------------------------------------------------------------------- + * UART Register Offsets. + */ +#define UART01x_DR 0x00 /* Data read or written from the interface. */ +#define UART01x_RSR 0x04 /* Receive status register (Read). */ +#define UART01x_ECR 0x04 /* Error clear register (Write). */ +#define UART010_LCRH 0x08 /* Line control register, high byte. */ +#define UART010_LCRM 0x0C /* Line control register, middle byte. */ +#define UART010_LCRL 0x10 /* Line control register, low byte. */ +#define UART010_CR 0x14 /* Control register. */ +#define UART01x_FR 0x18 /* Flag register (Read only). */ +#define UART010_IIR 0x1C /* Interrupt indentification register (Read). */ +#define UART010_ICR 0x1C /* Interrupt clear register (Write). */ +#define UART01x_ILPR 0x20 /* IrDA low power counter register. */ +#define UART011_IBRD 0x24 /* Integer baud rate divisor register. */ +#define UART011_FBRD 0x28 /* Fractional baud rate divisor register. */ +#define UART011_LCRH 0x2c /* Line control register. */ +#define UART011_CR 0x30 /* Control register. */ +#define UART011_IFLS 0x34 /* Interrupt fifo level select. */ +#define UART011_IMSC 0x38 /* Interrupt mask. */ +#define UART011_RIS 0x3c /* Raw interrupt status. */ +#define UART011_MIS 0x40 /* Masked interrupt status. */ +#define UART011_ICR 0x44 /* Interrupt clear register. */ +#define UART011_DMACR 0x48 /* DMA control register. */ + +#define UART011_DR_OE (1 << 11) +#define UART011_DR_BE (1 << 10) +#define UART011_DR_PE (1 << 9) +#define UART011_DR_FE (1 << 8) + +#define UART01x_RSR_OE 0x08 +#define UART01x_RSR_BE 0x04 +#define UART01x_RSR_PE 0x02 +#define UART01x_RSR_FE 0x01 + +#define UART011_FR_RI 0x100 +#define UART011_FR_TXFE 0x080 +#define UART011_FR_RXFF 0x040 +#define UART01x_FR_TXFF 0x020 +#define UART01x_FR_RXFE 0x010 +#define UART01x_FR_BUSY 0x008 +#define UART01x_FR_DCD 0x004 +#define UART01x_FR_DSR 0x002 +#define UART01x_FR_CTS 0x001 +#define UART01x_FR_TMSK (UART01x_FR_TXFF + UART01x_FR_BUSY) + +#define UART011_CR_CTSEN 0x8000 /* CTS hardware flow control */ +#define UART011_CR_RTSEN 0x4000 /* RTS hardware flow control */ +#define UART011_CR_OUT2 0x2000 /* OUT2 */ +#define UART011_CR_OUT1 0x1000 /* OUT1 */ +#define UART011_CR_RTS 0x0800 /* RTS */ +#define UART011_CR_DTR 0x0400 /* DTR */ +#define UART011_CR_RXE 0x0200 /* receive enable */ +#define UART011_CR_TXE 0x0100 /* transmit enable */ +#define UART011_CR_LBE 0x0080 /* loopback enable */ +#define UART010_CR_RTIE 0x0040 +#define UART010_CR_TIE 0x0020 +#define UART010_CR_RIE 0x0010 +#define UART010_CR_MSIE 0x0008 +#define UART01x_CR_IIRLP 0x0004 /* SIR low power mode */ +#define UART01x_CR_SIREN 0x0002 /* SIR enable */ +#define UART01x_CR_UARTEN 0x0001 /* UART enable */ + +#define UART011_LCRH_SPS 0x80 +#define UART01x_LCRH_WLEN_8 0x60 +#define UART01x_LCRH_WLEN_7 0x40 +#define UART01x_LCRH_WLEN_6 0x20 +#define UART01x_LCRH_WLEN_5 0x00 +#define UART01x_LCRH_FEN 0x10 +#define UART01x_LCRH_STP2 0x08 +#define UART01x_LCRH_EPS 0x04 +#define UART01x_LCRH_PEN 0x02 +#define UART01x_LCRH_BRK 0x01 + +#define UART010_IIR_RTIS 0x08 +#define UART010_IIR_TIS 0x04 +#define UART010_IIR_RIS 0x02 +#define UART010_IIR_MIS 0x01 + +#define UART011_IFLS_RX1_8 (0 << 3) +#define UART011_IFLS_RX2_8 (1 << 3) +#define UART011_IFLS_RX4_8 (2 << 3) +#define UART011_IFLS_RX6_8 (3 << 3) +#define UART011_IFLS_RX7_8 (4 << 3) +#define UART011_IFLS_TX1_8 (0 << 0) +#define UART011_IFLS_TX2_8 (1 << 0) +#define UART011_IFLS_TX4_8 (2 << 0) +#define UART011_IFLS_TX6_8 (3 << 0) +#define UART011_IFLS_TX7_8 (4 << 0) + +#define UART011_OEIM (1 << 10) /* overrun error interrupt mask */ +#define UART011_BEIM (1 << 9) /* break error interrupt mask */ +#define UART011_PEIM (1 << 8) /* parity error interrupt mask */ +#define UART011_FEIM (1 << 7) /* framing error interrupt mask */ +#define UART011_RTIM (1 << 6) /* receive timeout interrupt mask */ +#define UART011_TXIM (1 << 5) /* transmit interrupt mask */ +#define UART011_RXIM (1 << 4) /* receive interrupt mask */ +#define UART011_DSRMIM (1 << 3) /* DSR interrupt mask */ +#define UART011_DCDMIM (1 << 2) /* DCD interrupt mask */ +#define UART011_CTSMIM (1 << 1) /* CTS interrupt mask */ +#define UART011_RIMIM (1 << 0) /* RI interrupt mask */ + +#define UART011_OEIS (1 << 10) /* overrun error interrupt status */ +#define UART011_BEIS (1 << 9) /* break error interrupt status */ +#define UART011_PEIS (1 << 8) /* parity error interrupt status */ +#define UART011_FEIS (1 << 7) /* framing error interrupt status */ +#define UART011_RTIS (1 << 6) /* receive timeout interrupt status */ +#define UART011_TXIS (1 << 5) /* transmit interrupt status */ +#define UART011_RXIS (1 << 4) /* receive interrupt status */ +#define UART011_DSRMIS (1 << 3) /* DSR interrupt status */ +#define UART011_DCDMIS (1 << 2) /* DCD interrupt status */ +#define UART011_CTSMIS (1 << 1) /* CTS interrupt status */ +#define UART011_RIMIS (1 << 0) /* RI interrupt status */ + +#define UART011_OEIC (1 << 10) /* overrun error interrupt clear */ +#define UART011_BEIC (1 << 9) /* break error interrupt clear */ +#define UART011_PEIC (1 << 8) /* parity error interrupt clear */ +#define UART011_FEIC (1 << 7) /* framing error interrupt clear */ +#define UART011_RTIC (1 << 6) /* receive timeout interrupt clear */ +#define UART011_TXIC (1 << 5) /* transmit interrupt clear */ +#define UART011_RXIC (1 << 4) /* receive interrupt clear */ +#define UART011_DSRMIC (1 << 3) /* DSR interrupt clear */ +#define UART011_DCDMIC (1 << 2) /* DCD interrupt clear */ +#define UART011_CTSMIC (1 << 1) /* CTS interrupt clear */ +#define UART011_RIMIC (1 << 0) /* RI interrupt clear */ + +#define UART011_DMAONERR (1 << 2) /* disable dma on error */ +#define UART011_TXDMAE (1 << 1) /* enable transmit dma */ +#define UART011_RXDMAE (1 << 0) /* enable receive dma */ + +#define UART01x_RSR_ANY (UART01x_RSR_OE|UART01x_RSR_BE|UART01x_RSR_PE|UART01x_RSR_FE) +#define UART01x_FR_MODEM_ANY (UART01x_FR_DCD|UART01x_FR_DSR|UART01x_FR_CTS) + +#endif diff --git a/include/linux/ata.h b/include/linux/ata.h index d2873b732bb..94f77cce27f 100644 --- a/include/linux/ata.h +++ b/include/linux/ata.h @@ -129,6 +129,7 @@ enum { ATA_CMD_READ_EXT = 0x25, ATA_CMD_WRITE = 0xCA, ATA_CMD_WRITE_EXT = 0x35, + ATA_CMD_WRITE_FUA_EXT = 0x3D, ATA_CMD_PIO_READ = 0x20, ATA_CMD_PIO_READ_EXT = 0x24, ATA_CMD_PIO_WRITE = 0x30, @@ -137,10 +138,13 @@ enum { ATA_CMD_READ_MULTI_EXT = 0x29, ATA_CMD_WRITE_MULTI = 0xC5, ATA_CMD_WRITE_MULTI_EXT = 0x39, + ATA_CMD_WRITE_MULTI_FUA_EXT = 0xCE, ATA_CMD_SET_FEATURES = 0xEF, ATA_CMD_PACKET = 0xA0, ATA_CMD_VERIFY = 0x40, ATA_CMD_VERIFY_EXT = 0x42, + ATA_CMD_STANDBYNOW1 = 0xE0, + ATA_CMD_IDLEIMMEDIATE = 0xE1, ATA_CMD_INIT_DEV_PARAMS = 0x91, /* SETFEATURES stuff */ @@ -192,6 +196,7 @@ enum { ATA_TFLAG_DEVICE = (1 << 2), /* enable r/w to device reg */ ATA_TFLAG_WRITE = (1 << 3), /* data dir: host->dev==1 (write) */ ATA_TFLAG_LBA = (1 << 4), /* enable LBA */ + ATA_TFLAG_FUA = (1 << 5), /* enable FUA */ }; enum ata_tf_protocols { @@ -245,7 +250,8 @@ struct ata_taskfile { #define ata_id_is_sata(id) ((id)[93] == 0) #define ata_id_rahead_enabled(id) ((id)[85] & (1 << 6)) #define ata_id_wcache_enabled(id) ((id)[85] & (1 << 5)) -#define ata_id_has_flush(id) ((id)[83] & (1 << 12)) +#define ata_id_has_fua(id) ((id)[84] & (1 << 6)) +#define ata_id_has_flush(id) ((id)[83] & (1 << 12)) #define ata_id_has_flush_ext(id) ((id)[83] & (1 << 13)) #define ata_id_has_lba48(id) ((id)[83] & (1 << 10)) #define ata_id_has_wcache(id) ((id)[82] & (1 << 5)) diff --git a/include/linux/atalk.h b/include/linux/atalk.h index 911c09cb9bf..6ba3aa8a81f 100644 --- a/include/linux/atalk.h +++ b/include/linux/atalk.h @@ -155,15 +155,15 @@ struct elapaarp { #define AARP_REQUEST 1 #define AARP_REPLY 2 #define AARP_PROBE 3 - __u8 hw_src[ETH_ALEN] __attribute__ ((packed)); - __u8 pa_src_zero __attribute__ ((packed)); - __be16 pa_src_net __attribute__ ((packed)); - __u8 pa_src_node __attribute__ ((packed)); - __u8 hw_dst[ETH_ALEN] __attribute__ ((packed)); - __u8 pa_dst_zero __attribute__ ((packed)); - __be16 pa_dst_net __attribute__ ((packed)); - __u8 pa_dst_node __attribute__ ((packed)); -}; + __u8 hw_src[ETH_ALEN]; + __u8 pa_src_zero; + __be16 pa_src_net; + __u8 pa_src_node; + __u8 hw_dst[ETH_ALEN]; + __u8 pa_dst_zero; + __be16 pa_dst_net; + __u8 pa_dst_node; +} __attribute__ ((packed)); static __inline__ struct elapaarp *aarp_hdr(struct sk_buff *skb) { diff --git a/include/linux/auxvec.h b/include/linux/auxvec.h index 9a7b374c9fb..d2bc0d66e65 100644 --- a/include/linux/auxvec.h +++ b/include/linux/auxvec.h @@ -26,6 +26,6 @@ #define AT_SECURE 23 /* secure mode boolean */ -#define AT_VECTOR_SIZE 42 /* Size of auxiliary table. */ +#define AT_VECTOR_SIZE 44 /* Size of auxiliary table. */ #endif /* _LINUX_AUXVEC_H */ diff --git a/include/linux/bio.h b/include/linux/bio.h index 685fd3720df..b60ffe32cd2 100644 --- a/include/linux/bio.h +++ b/include/linux/bio.h @@ -292,6 +292,8 @@ extern struct bio *bio_clone(struct bio *, gfp_t); extern void bio_init(struct bio *); extern int bio_add_page(struct bio *, struct page *, unsigned int,unsigned int); +extern int bio_add_pc_page(struct request_queue *, struct bio *, struct page *, + unsigned int, unsigned int); extern int bio_get_nr_vecs(struct block_device *); extern struct bio *bio_map_user(struct request_queue *, struct block_device *, unsigned long, unsigned int, int); diff --git a/include/linux/bitops.h b/include/linux/bitops.h index 38c2fb7ebe0..6a2a19f14bb 100644 --- a/include/linux/bitops.h +++ b/include/linux/bitops.h @@ -76,6 +76,15 @@ static __inline__ int generic_fls(int x) */ #include <asm/bitops.h> + +static inline int generic_fls64(__u64 x) +{ + __u32 h = x >> 32; + if (h) + return fls(x) + 32; + return fls(x); +} + static __inline__ int get_bitmask_order(unsigned int count) { int order; diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h index a33a31e71bb..02a585faa62 100644 --- a/include/linux/blkdev.h +++ b/include/linux/blkdev.h @@ -102,7 +102,7 @@ void copy_io_context(struct io_context **pdst, struct io_context **psrc); void swap_io_context(struct io_context **ioc1, struct io_context **ioc2); struct request; -typedef void (rq_end_io_fn)(struct request *); +typedef void (rq_end_io_fn)(struct request *, int); struct request_list { int count[2]; @@ -118,9 +118,9 @@ struct request_list { * try to put the fields that are referenced together in the same cacheline */ struct request { - struct list_head queuelist; /* looking for ->queue? you must _not_ - * access it directly, use - * blkdev_dequeue_request! */ + struct list_head queuelist; + struct list_head donelist; + unsigned long flags; /* see REQ_ bits below */ /* Maintain bio traversal state for part by part I/O submission. @@ -141,6 +141,7 @@ struct request { struct bio *biotail; void *elevator_private; + void *completion_data; unsigned short ioprio; @@ -184,6 +185,7 @@ struct request { void *sense; unsigned int timeout; + int retries; /* * For Power Management requests @@ -206,6 +208,7 @@ enum rq_flag_bits { __REQ_SORTED, /* elevator knows about this request */ __REQ_SOFTBARRIER, /* may not be passed by ioscheduler */ __REQ_HARDBARRIER, /* may not be passed by drive either */ + __REQ_FUA, /* forced unit access */ __REQ_CMD, /* is a regular fs rw request */ __REQ_NOMERGE, /* don't touch this for merging */ __REQ_STARTED, /* drive already may have started this one */ @@ -229,9 +232,7 @@ enum rq_flag_bits { __REQ_PM_SUSPEND, /* suspend request */ __REQ_PM_RESUME, /* resume request */ __REQ_PM_SHUTDOWN, /* shutdown request */ - __REQ_BAR_PREFLUSH, /* barrier pre-flush done */ - __REQ_BAR_POSTFLUSH, /* barrier post-flush */ - __REQ_BAR_FLUSH, /* rq is the flush request */ + __REQ_ORDERED_COLOR, /* is before or after barrier */ __REQ_NR_BITS, /* stops here */ }; @@ -240,6 +241,7 @@ enum rq_flag_bits { #define REQ_SORTED (1 << __REQ_SORTED) #define REQ_SOFTBARRIER (1 << __REQ_SOFTBARRIER) #define REQ_HARDBARRIER (1 << __REQ_HARDBARRIER) +#define REQ_FUA (1 << __REQ_FUA) #define REQ_CMD (1 << __REQ_CMD) #define REQ_NOMERGE (1 << __REQ_NOMERGE) #define REQ_STARTED (1 << __REQ_STARTED) @@ -259,9 +261,7 @@ enum rq_flag_bits { #define REQ_PM_SUSPEND (1 << __REQ_PM_SUSPEND) #define REQ_PM_RESUME (1 << __REQ_PM_RESUME) #define REQ_PM_SHUTDOWN (1 << __REQ_PM_SHUTDOWN) -#define REQ_BAR_PREFLUSH (1 << __REQ_BAR_PREFLUSH) -#define REQ_BAR_POSTFLUSH (1 << __REQ_BAR_POSTFLUSH) -#define REQ_BAR_FLUSH (1 << __REQ_BAR_FLUSH) +#define REQ_ORDERED_COLOR (1 << __REQ_ORDERED_COLOR) /* * State information carried for REQ_PM_SUSPEND and REQ_PM_RESUME @@ -291,8 +291,8 @@ struct bio_vec; typedef int (merge_bvec_fn) (request_queue_t *, struct bio *, struct bio_vec *); typedef void (activity_fn) (void *data, int rw); typedef int (issue_flush_fn) (request_queue_t *, struct gendisk *, sector_t *); -typedef int (prepare_flush_fn) (request_queue_t *, struct request *); -typedef void (end_flush_fn) (request_queue_t *, struct request *); +typedef void (prepare_flush_fn) (request_queue_t *, struct request *); +typedef void (softirq_done_fn)(struct request *); enum blk_queue_state { Queue_down, @@ -334,7 +334,7 @@ struct request_queue activity_fn *activity_fn; issue_flush_fn *issue_flush_fn; prepare_flush_fn *prepare_flush_fn; - end_flush_fn *end_flush_fn; + softirq_done_fn *softirq_done_fn; /* * Dispatch queue sorting @@ -419,14 +419,11 @@ struct request_queue /* * reserved for flush operations */ - struct request *flush_rq; - unsigned char ordered; -}; - -enum { - QUEUE_ORDERED_NONE, - QUEUE_ORDERED_TAG, - QUEUE_ORDERED_FLUSH, + unsigned int ordered, next_ordered, ordseq; + int orderr, ordcolor; + struct request pre_flush_rq, bar_rq, post_flush_rq; + struct request *orig_bar_rq; + unsigned int bi_size; }; #define RQ_INACTIVE (-1) @@ -444,12 +441,51 @@ enum { #define QUEUE_FLAG_REENTER 6 /* Re-entrancy avoidance */ #define QUEUE_FLAG_PLUGGED 7 /* queue is plugged */ #define QUEUE_FLAG_ELVSWITCH 8 /* don't use elevator, just do FIFO */ -#define QUEUE_FLAG_FLUSH 9 /* doing barrier flush sequence */ + +enum { + /* + * Hardbarrier is supported with one of the following methods. + * + * NONE : hardbarrier unsupported + * DRAIN : ordering by draining is enough + * DRAIN_FLUSH : ordering by draining w/ pre and post flushes + * DRAIN_FUA : ordering by draining w/ pre flush and FUA write + * TAG : ordering by tag is enough + * TAG_FLUSH : ordering by tag w/ pre and post flushes + * TAG_FUA : ordering by tag w/ pre flush and FUA write + */ + QUEUE_ORDERED_NONE = 0x00, + QUEUE_ORDERED_DRAIN = 0x01, + QUEUE_ORDERED_TAG = 0x02, + + QUEUE_ORDERED_PREFLUSH = 0x10, + QUEUE_ORDERED_POSTFLUSH = 0x20, + QUEUE_ORDERED_FUA = 0x40, + + QUEUE_ORDERED_DRAIN_FLUSH = QUEUE_ORDERED_DRAIN | + QUEUE_ORDERED_PREFLUSH | QUEUE_ORDERED_POSTFLUSH, + QUEUE_ORDERED_DRAIN_FUA = QUEUE_ORDERED_DRAIN | + QUEUE_ORDERED_PREFLUSH | QUEUE_ORDERED_FUA, + QUEUE_ORDERED_TAG_FLUSH = QUEUE_ORDERED_TAG | + QUEUE_ORDERED_PREFLUSH | QUEUE_ORDERED_POSTFLUSH, + QUEUE_ORDERED_TAG_FUA = QUEUE_ORDERED_TAG | + QUEUE_ORDERED_PREFLUSH | QUEUE_ORDERED_FUA, + + /* + * Ordered operation sequence + */ + QUEUE_ORDSEQ_STARTED = 0x01, /* flushing in progress */ + QUEUE_ORDSEQ_DRAIN = 0x02, /* waiting for the queue to be drained */ + QUEUE_ORDSEQ_PREFLUSH = 0x04, /* pre-flushing in progress */ + QUEUE_ORDSEQ_BAR = 0x08, /* original barrier req in progress */ + QUEUE_ORDSEQ_POSTFLUSH = 0x10, /* post-flushing in progress */ + QUEUE_ORDSEQ_DONE = 0x20, +}; #define blk_queue_plugged(q) test_bit(QUEUE_FLAG_PLUGGED, &(q)->queue_flags) #define blk_queue_tagged(q) test_bit(QUEUE_FLAG_QUEUED, &(q)->queue_flags) #define blk_queue_stopped(q) test_bit(QUEUE_FLAG_STOPPED, &(q)->queue_flags) -#define blk_queue_flushing(q) test_bit(QUEUE_FLAG_FLUSH, &(q)->queue_flags) +#define blk_queue_flushing(q) ((q)->ordseq) #define blk_fs_request(rq) ((rq)->flags & REQ_CMD) #define blk_pc_request(rq) ((rq)->flags & REQ_BLOCK_PC) @@ -465,8 +501,7 @@ enum { #define blk_sorted_rq(rq) ((rq)->flags & REQ_SORTED) #define blk_barrier_rq(rq) ((rq)->flags & REQ_HARDBARRIER) -#define blk_barrier_preflush(rq) ((rq)->flags & REQ_BAR_PREFLUSH) -#define blk_barrier_postflush(rq) ((rq)->flags & REQ_BAR_POSTFLUSH) +#define blk_fua_rq(rq) ((rq)->flags & REQ_FUA) #define list_entry_rq(ptr) list_entry((ptr), struct request, queuelist) @@ -558,8 +593,8 @@ extern void blk_unregister_queue(struct gendisk *disk); extern void register_disk(struct gendisk *dev); extern void generic_make_request(struct bio *bio); extern void blk_put_request(struct request *); -extern void blk_end_sync_rq(struct request *rq); -extern void blk_attempt_remerge(request_queue_t *, struct request *); +extern void __blk_put_request(request_queue_t *, struct request *); +extern void blk_end_sync_rq(struct request *rq, int error); extern struct request *blk_get_request(request_queue_t *, int, gfp_t); extern void blk_insert_request(request_queue_t *, struct request *, int, void *); extern void blk_requeue_request(request_queue_t *, struct request *); @@ -579,6 +614,9 @@ extern int blk_rq_map_kern(request_queue_t *, struct request *, void *, unsigned extern int blk_rq_map_user_iov(request_queue_t *, struct request *, struct sg_iovec *, int); extern int blk_execute_rq(request_queue_t *, struct gendisk *, struct request *, int); +extern void blk_execute_rq_nowait(request_queue_t *, struct gendisk *, + struct request *, int, rq_end_io_fn *); + static inline request_queue_t *bdev_get_queue(struct block_device *bdev) { return bdev->bd_disk->queue; @@ -608,8 +646,19 @@ static inline void blk_run_address_space(struct address_space *mapping) */ extern int end_that_request_first(struct request *, int, int); extern int end_that_request_chunk(struct request *, int, int); -extern void end_that_request_last(struct request *); +extern void end_that_request_last(struct request *, int); extern void end_request(struct request *req, int uptodate); +extern void blk_complete_request(struct request *); + +static inline int rq_all_done(struct request *rq, unsigned int nr_bytes) +{ + if (blk_fs_request(rq)) + return (nr_bytes >= (rq->hard_nr_sectors << 9)); + else if (blk_pc_request(rq)) + return nr_bytes >= rq->data_len; + + return 0; +} /* * end_that_request_first/chunk() takes an uptodate argument. we account @@ -658,12 +707,14 @@ extern void blk_queue_segment_boundary(request_queue_t *, unsigned long); extern void blk_queue_prep_rq(request_queue_t *, prep_rq_fn *pfn); extern void blk_queue_merge_bvec(request_queue_t *, merge_bvec_fn *); extern void blk_queue_dma_alignment(request_queue_t *, int); +extern void blk_queue_softirq_done(request_queue_t *, softirq_done_fn *); extern struct backing_dev_info *blk_get_backing_dev_info(struct block_device *bdev); -extern void blk_queue_ordered(request_queue_t *, int); +extern int blk_queue_ordered(request_queue_t *, unsigned, prepare_flush_fn *); extern void blk_queue_issue_flush_fn(request_queue_t *, issue_flush_fn *); -extern struct request *blk_start_pre_flush(request_queue_t *,struct request *); -extern int blk_complete_barrier_rq(request_queue_t *, struct request *, int); -extern int blk_complete_barrier_rq_locked(request_queue_t *, struct request *, int); +extern int blk_do_ordered(request_queue_t *, struct request **); +extern unsigned blk_ordered_cur_seq(request_queue_t *); +extern unsigned blk_ordered_req_seq(struct request *); +extern void blk_ordered_complete_seq(request_queue_t *, unsigned, int); extern int blk_rq_map_sg(request_queue_t *, struct request *, struct scatterlist *); extern void blk_dump_rq_flags(struct request *, char *); @@ -696,7 +747,8 @@ extern int blkdev_issue_flush(struct block_device *, sector_t *); #define MAX_PHYS_SEGMENTS 128 #define MAX_HW_SEGMENTS 128 -#define MAX_SECTORS 255 +#define SAFE_MAX_SECTORS 255 +#define BLK_DEF_MAX_SECTORS 1024 #define MAX_SEGMENT_SIZE 65536 diff --git a/include/linux/bootmem.h b/include/linux/bootmem.h index 3b03b0b868d..993da8cc970 100644 --- a/include/linux/bootmem.h +++ b/include/linux/bootmem.h @@ -43,50 +43,38 @@ typedef struct bootmem_data { extern unsigned long __init bootmem_bootmap_pages (unsigned long); extern unsigned long __init init_bootmem (unsigned long addr, unsigned long memend); extern void __init free_bootmem (unsigned long addr, unsigned long size); -extern void * __init __alloc_bootmem_limit (unsigned long size, unsigned long align, unsigned long goal, unsigned long limit); +extern void * __init __alloc_bootmem (unsigned long size, unsigned long align, unsigned long goal); +extern void * __init __alloc_bootmem_low(unsigned long size, + unsigned long align, + unsigned long goal); +extern void * __init __alloc_bootmem_low_node(pg_data_t *pgdat, + unsigned long size, + unsigned long align, + unsigned long goal); #ifndef CONFIG_HAVE_ARCH_BOOTMEM_NODE extern void __init reserve_bootmem (unsigned long addr, unsigned long size); #define alloc_bootmem(x) \ __alloc_bootmem((x), SMP_CACHE_BYTES, __pa(MAX_DMA_ADDRESS)) #define alloc_bootmem_low(x) \ - __alloc_bootmem((x), SMP_CACHE_BYTES, 0) + __alloc_bootmem_low((x), SMP_CACHE_BYTES, 0) #define alloc_bootmem_pages(x) \ __alloc_bootmem((x), PAGE_SIZE, __pa(MAX_DMA_ADDRESS)) #define alloc_bootmem_low_pages(x) \ - __alloc_bootmem((x), PAGE_SIZE, 0) - -#define alloc_bootmem_limit(x, limit) \ - __alloc_bootmem_limit((x), SMP_CACHE_BYTES, __pa(MAX_DMA_ADDRESS), (limit)) -#define alloc_bootmem_low_limit(x, limit) \ - __alloc_bootmem_limit((x), SMP_CACHE_BYTES, 0, (limit)) -#define alloc_bootmem_pages_limit(x, limit) \ - __alloc_bootmem_limit((x), PAGE_SIZE, __pa(MAX_DMA_ADDRESS), (limit)) -#define alloc_bootmem_low_pages_limit(x, limit) \ - __alloc_bootmem_limit((x), PAGE_SIZE, 0, (limit)) - + __alloc_bootmem_low((x), PAGE_SIZE, 0) #endif /* !CONFIG_HAVE_ARCH_BOOTMEM_NODE */ extern unsigned long __init free_all_bootmem (void); - +extern void * __init __alloc_bootmem_node (pg_data_t *pgdat, unsigned long size, unsigned long align, unsigned long goal); extern unsigned long __init init_bootmem_node (pg_data_t *pgdat, unsigned long freepfn, unsigned long startpfn, unsigned long endpfn); extern void __init reserve_bootmem_node (pg_data_t *pgdat, unsigned long physaddr, unsigned long size); extern void __init free_bootmem_node (pg_data_t *pgdat, unsigned long addr, unsigned long size); extern unsigned long __init free_all_bootmem_node (pg_data_t *pgdat); -extern void * __init __alloc_bootmem_node_limit (pg_data_t *pgdat, unsigned long size, unsigned long align, unsigned long goal, unsigned long limit); #ifndef CONFIG_HAVE_ARCH_BOOTMEM_NODE #define alloc_bootmem_node(pgdat, x) \ __alloc_bootmem_node((pgdat), (x), SMP_CACHE_BYTES, __pa(MAX_DMA_ADDRESS)) #define alloc_bootmem_pages_node(pgdat, x) \ __alloc_bootmem_node((pgdat), (x), PAGE_SIZE, __pa(MAX_DMA_ADDRESS)) #define alloc_bootmem_low_pages_node(pgdat, x) \ - __alloc_bootmem_node((pgdat), (x), PAGE_SIZE, 0) - -#define alloc_bootmem_node_limit(pgdat, x, limit) \ - __alloc_bootmem_node_limit((pgdat), (x), SMP_CACHE_BYTES, __pa(MAX_DMA_ADDRESS), (limit)) -#define alloc_bootmem_pages_node_limit(pgdat, x, limit) \ - __alloc_bootmem_node_limit((pgdat), (x), PAGE_SIZE, __pa(MAX_DMA_ADDRESS), (limit)) -#define alloc_bootmem_low_pages_node_limit(pgdat, x, limit) \ - __alloc_bootmem_node_limit((pgdat), (x), PAGE_SIZE, 0, (limit)) - + __alloc_bootmem_low_node((pgdat), (x), PAGE_SIZE, 0) #endif /* !CONFIG_HAVE_ARCH_BOOTMEM_NODE */ #ifdef CONFIG_HAVE_ARCH_ALLOC_REMAP @@ -123,15 +111,5 @@ extern void *__init alloc_large_system_hash(const char *tablename, #endif extern int __initdata hashdist; /* Distribute hashes across NUMA nodes? */ -static inline void *__alloc_bootmem (unsigned long size, unsigned long align, unsigned long goal) -{ - return __alloc_bootmem_limit(size, align, goal, 0); -} - -static inline void *__alloc_bootmem_node (pg_data_t *pgdat, unsigned long size, unsigned long align, - unsigned long goal) -{ - return __alloc_bootmem_node_limit(pgdat, size, align, goal, 0); -} #endif /* _LINUX_BOOTMEM_H */ diff --git a/include/linux/buffer_head.h b/include/linux/buffer_head.h index 1db061bb6b0..9f159baf153 100644 --- a/include/linux/buffer_head.h +++ b/include/linux/buffer_head.h @@ -197,7 +197,8 @@ int block_read_full_page(struct page*, get_block_t*); int block_prepare_write(struct page*, unsigned, unsigned, get_block_t*); int cont_prepare_write(struct page*, unsigned, unsigned, get_block_t*, loff_t *); -int generic_cont_expand(struct inode *inode, loff_t size) ; +int generic_cont_expand(struct inode *inode, loff_t size); +int generic_cont_expand_simple(struct inode *inode, loff_t size); int block_commit_write(struct page *page, unsigned from, unsigned to); int block_sync_page(struct page *); sector_t generic_block_bmap(struct address_space *, sector_t, get_block_t *); diff --git a/include/linux/byteorder/generic.h b/include/linux/byteorder/generic.h index 04bd756efc6..e86e4a93837 100644 --- a/include/linux/byteorder/generic.h +++ b/include/linux/byteorder/generic.h @@ -156,7 +156,7 @@ extern __be32 htonl(__u32); extern __u16 ntohs(__be16); extern __be16 htons(__u16); -#if defined(__GNUC__) && (__GNUC__ >= 2) && defined(__OPTIMIZE__) +#if defined(__GNUC__) && defined(__OPTIMIZE__) #define ___htonl(x) __cpu_to_be32(x) #define ___htons(x) __cpu_to_be16(x) diff --git a/include/linux/byteorder/swab.h b/include/linux/byteorder/swab.h index 2f1cb775125..25f7f32883e 100644 --- a/include/linux/byteorder/swab.h +++ b/include/linux/byteorder/swab.h @@ -110,7 +110,7 @@ /* * Allow constant folding */ -#if defined(__GNUC__) && (__GNUC__ >= 2) && defined(__OPTIMIZE__) +#if defined(__GNUC__) && defined(__OPTIMIZE__) # define __swab16(x) \ (__builtin_constant_p((__u16)(x)) ? \ ___swab16((x)) : \ diff --git a/include/linux/byteorder/swabb.h b/include/linux/byteorder/swabb.h index d5f2a320510..ae5e5f914bf 100644 --- a/include/linux/byteorder/swabb.h +++ b/include/linux/byteorder/swabb.h @@ -77,7 +77,7 @@ /* * Allow constant folding */ -#if defined(__GNUC__) && (__GNUC__ >= 2) && defined(__OPTIMIZE__) +#if defined(__GNUC__) && defined(__OPTIMIZE__) # define __swahw32(x) \ (__builtin_constant_p((__u32)(x)) ? \ ___swahw32((x)) : \ diff --git a/include/linux/cache.h b/include/linux/cache.h index 0b7ecf3af78..d22e632f41f 100644 --- a/include/linux/cache.h +++ b/include/linux/cache.h @@ -13,7 +13,7 @@ #define SMP_CACHE_BYTES L1_CACHE_BYTES #endif -#if defined(CONFIG_X86) || defined(CONFIG_SPARC64) || defined(CONFIG_IA64) +#if defined(CONFIG_X86) || defined(CONFIG_SPARC64) || defined(CONFIG_IA64) || defined(CONFIG_PARISC) #define __read_mostly __attribute__((__section__(".data.read_mostly"))) #else #define __read_mostly @@ -45,12 +45,21 @@ #endif /* CONFIG_SMP */ #endif -#if !defined(____cacheline_maxaligned_in_smp) +/* + * The maximum alignment needed for some critical structures + * These could be inter-node cacheline sizes/L3 cacheline + * size etc. Define this in asm/cache.h for your arch + */ +#ifndef INTERNODE_CACHE_SHIFT +#define INTERNODE_CACHE_SHIFT L1_CACHE_SHIFT +#endif + +#if !defined(____cacheline_internodealigned_in_smp) #if defined(CONFIG_SMP) -#define ____cacheline_maxaligned_in_smp \ - __attribute__((__aligned__(1 << (L1_CACHE_SHIFT_MAX)))) +#define ____cacheline_internodealigned_in_smp \ + __attribute__((__aligned__(1 << (INTERNODE_CACHE_SHIFT)))) #else -#define ____cacheline_maxaligned_in_smp +#define ____cacheline_internodealigned_in_smp #endif #endif diff --git a/include/linux/calc64.h b/include/linux/calc64.h new file mode 100644 index 00000000000..ebf4b8f38d8 --- /dev/null +++ b/include/linux/calc64.h @@ -0,0 +1,49 @@ +#ifndef _LINUX_CALC64_H +#define _LINUX_CALC64_H + +#include <linux/types.h> +#include <asm/div64.h> + +/* + * This is a generic macro which is used when the architecture + * specific div64.h does not provide a optimized one. + * + * The 64bit dividend is divided by the divisor (data type long), the + * result is returned and the remainder stored in the variable + * referenced by remainder (data type long *). In contrast to the + * do_div macro the dividend is kept intact. + */ +#ifndef div_long_long_rem +#define div_long_long_rem(dividend, divisor, remainder) \ + do_div_llr((dividend), divisor, remainder) + +static inline unsigned long do_div_llr(const long long dividend, + const long divisor, long *remainder) +{ + u64 result = dividend; + + *(remainder) = do_div(result, divisor); + return (unsigned long) result; +} +#endif + +/* + * Sign aware variation of the above. On some architectures a + * negative dividend leads to an divide overflow exception, which + * is avoided by the sign check. + */ +static inline long div_long_long_rem_signed(const long long dividend, + const long divisor, long *remainder) +{ + long res; + + if (unlikely(dividend < 0)) { + res = -div_long_long_rem(-dividend, divisor, remainder); + *remainder = -(*remainder); + } else + res = div_long_long_rem(dividend, divisor, remainder); + + return res; +} + +#endif diff --git a/include/linux/capability.h b/include/linux/capability.h index 6b4618902d3..5a23ce75262 100644 --- a/include/linux/capability.h +++ b/include/linux/capability.h @@ -43,6 +43,7 @@ typedef struct __user_cap_data_struct { #ifdef __KERNEL__ #include <linux/spinlock.h> +#include <asm/current.h> /* #define STRICT_CAP_T_TYPECHECKS */ @@ -356,6 +357,8 @@ static inline kernel_cap_t cap_invert(kernel_cap_t c) #define cap_is_fs_cap(c) (CAP_TO_MASK(c) & CAP_FS_MASK) +extern int capable(int cap); + #endif /* __KERNEL__ */ #endif /* !_LINUX_CAPABILITY_H */ diff --git a/include/linux/clk.h b/include/linux/clk.h new file mode 100644 index 00000000000..12848f81bb3 --- /dev/null +++ b/include/linux/clk.h @@ -0,0 +1,124 @@ +/* + * linux/include/linux/clk.h + * + * Copyright (C) 2004 ARM Limited. + * Written by Deep Blue Solutions Limited. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ +#ifndef ASMARM_CLOCK_H +#define ASMARM_CLOCK_H + +struct device; + +/* + * The base API. + */ + + +/* + * struct clk - an machine class defined object / cookie. + */ +struct clk; + +/** + * clk_get - lookup and obtain a reference to a clock producer. + * @dev: device for clock "consumer" + * @id: clock comsumer ID + * + * Returns a struct clk corresponding to the clock producer, or + * valid IS_ERR() condition containing errno. The implementation + * uses @dev and @id to determine the clock consumer, and thereby + * the clock producer. (IOW, @id may be identical strings, but + * clk_get may return different clock producers depending on @dev.) + * + * Drivers must assume that the clock source is not enabled. + */ +struct clk *clk_get(struct device *dev, const char *id); + +/** + * clk_enable - inform the system when the clock source should be running. + * @clk: clock source + * + * If the clock can not be enabled/disabled, this should return success. + * + * Returns success (0) or negative errno. + */ +int clk_enable(struct clk *clk); + +/** + * clk_disable - inform the system when the clock source is no longer required. + * @clk: clock source + * + * Inform the system that a clock source is no longer required by + * a driver and may be shut down. + * + * Implementation detail: if the clock source is shared between + * multiple drivers, clk_enable() calls must be balanced by the + * same number of clk_disable() calls for the clock source to be + * disabled. + */ +void clk_disable(struct clk *clk); + +/** + * clk_get_rate - obtain the current clock rate (in Hz) for a clock source. + * This is only valid once the clock source has been enabled. + * @clk: clock source + */ +unsigned long clk_get_rate(struct clk *clk); + +/** + * clk_put - "free" the clock source + * @clk: clock source + * + * Note: drivers must ensure that all clk_enable calls made on this + * clock source are balanced by clk_disable calls prior to calling + * this function. + */ +void clk_put(struct clk *clk); + + +/* + * The remaining APIs are optional for machine class support. + */ + + +/** + * clk_round_rate - adjust a rate to the exact rate a clock can provide + * @clk: clock source + * @rate: desired clock rate in Hz + * + * Returns rounded clock rate in Hz, or negative errno. + */ +long clk_round_rate(struct clk *clk, unsigned long rate); + +/** + * clk_set_rate - set the clock rate for a clock source + * @clk: clock source + * @rate: desired clock rate in Hz + * + * Returns success (0) or negative errno. + */ +int clk_set_rate(struct clk *clk, unsigned long rate); + +/** + * clk_set_parent - set the parent clock source for this clock + * @clk: clock source + * @parent: parent clock source + * + * Returns success (0) or negative errno. + */ +int clk_set_parent(struct clk *clk, struct clk *parent); + +/** + * clk_get_parent - get the parent clock source for this clock + * @clk: clock source + * + * Returns struct clk corresponding to parent clock source, or + * valid IS_ERR() condition containing errno. + */ +struct clk *clk_get_parent(struct clk *clk); + +#endif diff --git a/include/linux/compat_ioctl.h b/include/linux/compat_ioctl.h index 119f9d064cc..8fad50f8e38 100644 --- a/include/linux/compat_ioctl.h +++ b/include/linux/compat_ioctl.h @@ -2,14 +2,6 @@ * compatible types passed or none at all... Please include * only stuff that is compatible on *all architectures*. */ -#ifndef COMPATIBLE_IOCTL /* pointer to compatible structure or no argument */ -#define COMPATIBLE_IOCTL(cmd) HANDLE_IOCTL((cmd),(ioctl_trans_handler_t)sys_ioctl) -#endif - -#ifndef ULONG_IOCTL /* argument is an unsigned long integer, not a pointer */ -#define ULONG_IOCTL(cmd) HANDLE_IOCTL((cmd),(ioctl_trans_handler_t)sys_ioctl) -#endif - COMPATIBLE_IOCTL(0x4B50) /* KDGHWCLK - not in the kernel, but don't complain */ COMPATIBLE_IOCTL(0x4B51) /* KDSHWCLK - not in the kernel, but don't complain */ @@ -218,32 +210,6 @@ COMPATIBLE_IOCTL(VT_RESIZE) COMPATIBLE_IOCTL(VT_RESIZEX) COMPATIBLE_IOCTL(VT_LOCKSWITCH) COMPATIBLE_IOCTL(VT_UNLOCKSWITCH) -/* Little v */ -/* Little v, the video4linux ioctls (conflict?) */ -COMPATIBLE_IOCTL(VIDIOCGCAP) -COMPATIBLE_IOCTL(VIDIOCGCHAN) -COMPATIBLE_IOCTL(VIDIOCSCHAN) -COMPATIBLE_IOCTL(VIDIOCGPICT) -COMPATIBLE_IOCTL(VIDIOCSPICT) -COMPATIBLE_IOCTL(VIDIOCCAPTURE) -COMPATIBLE_IOCTL(VIDIOCKEY) -COMPATIBLE_IOCTL(VIDIOCGAUDIO) -COMPATIBLE_IOCTL(VIDIOCSAUDIO) -COMPATIBLE_IOCTL(VIDIOCSYNC) -COMPATIBLE_IOCTL(VIDIOCMCAPTURE) -COMPATIBLE_IOCTL(VIDIOCGMBUF) -COMPATIBLE_IOCTL(VIDIOCGUNIT) -COMPATIBLE_IOCTL(VIDIOCGCAPTURE) -COMPATIBLE_IOCTL(VIDIOCSCAPTURE) -/* BTTV specific... */ -COMPATIBLE_IOCTL(_IOW('v', BASE_VIDIOCPRIVATE+0, char [256])) -COMPATIBLE_IOCTL(_IOR('v', BASE_VIDIOCPRIVATE+1, char [256])) -COMPATIBLE_IOCTL(_IOR('v' , BASE_VIDIOCPRIVATE+2, unsigned int)) -COMPATIBLE_IOCTL(_IOW('v' , BASE_VIDIOCPRIVATE+3, char [16])) /* struct bttv_pll_info */ -COMPATIBLE_IOCTL(_IOR('v' , BASE_VIDIOCPRIVATE+4, int)) -COMPATIBLE_IOCTL(_IOR('v' , BASE_VIDIOCPRIVATE+5, int)) -COMPATIBLE_IOCTL(_IOR('v' , BASE_VIDIOCPRIVATE+6, int)) -COMPATIBLE_IOCTL(_IOR('v' , BASE_VIDIOCPRIVATE+7, int)) /* Little p (/dev/rtc, /dev/envctrl, etc.) */ COMPATIBLE_IOCTL(RTC_AIE_ON) COMPATIBLE_IOCTL(RTC_AIE_OFF) diff --git a/include/linux/compiler-gcc.h b/include/linux/compiler-gcc.h index 15273405540..6e1c44a935d 100644 --- a/include/linux/compiler-gcc.h +++ b/include/linux/compiler-gcc.h @@ -11,7 +11,22 @@ /* This macro obfuscates arithmetic on a variable address so that gcc shouldn't recognize the original var, and make assumptions about it */ +/* + * Versions of the ppc64 compiler before 4.1 had a bug where use of + * RELOC_HIDE could trash r30. The bug can be worked around by changing + * the inline assembly constraint from =g to =r, in this particular + * case either is valid. + */ #define RELOC_HIDE(ptr, off) \ ({ unsigned long __ptr; \ - __asm__ ("" : "=g"(__ptr) : "0"(ptr)); \ + __asm__ ("" : "=r"(__ptr) : "0"(ptr)); \ (typeof(ptr)) (__ptr + (off)); }) + + +#define inline inline __attribute__((always_inline)) +#define __inline__ __inline__ __attribute__((always_inline)) +#define __inline __inline __attribute__((always_inline)) +#define __deprecated __attribute__((deprecated)) +#define noinline __attribute__((noinline)) +#define __attribute_pure__ __attribute__((pure)) +#define __attribute_const__ __attribute__((__const__)) diff --git a/include/linux/compiler-gcc2.h b/include/linux/compiler-gcc2.h deleted file mode 100644 index ebed17660c5..00000000000 --- a/include/linux/compiler-gcc2.h +++ /dev/null @@ -1,29 +0,0 @@ -/* Never include this file directly. Include <linux/compiler.h> instead. */ - -/* These definitions are for GCC v2.x. */ - -/* Somewhere in the middle of the GCC 2.96 development cycle, we implemented - a mechanism by which the user can annotate likely branch directions and - expect the blocks to be reordered appropriately. Define __builtin_expect - to nothing for earlier compilers. */ -#include <linux/compiler-gcc.h> - -#if __GNUC_MINOR__ < 96 -# define __builtin_expect(x, expected_value) (x) -#endif - -#define __attribute_used__ __attribute__((__unused__)) - -/* - * The attribute `pure' is not implemented in GCC versions earlier - * than 2.96. - */ -#if __GNUC_MINOR__ >= 96 -# define __attribute_pure__ __attribute__((pure)) -# define __attribute_const__ __attribute__((__const__)) -#endif - -/* GCC 2.95.x/2.96 recognize __va_copy, but not va_copy. Actually later GCC's - * define both va_copy and __va_copy, but the latter may go away, so limit this - * to this header */ -#define va_copy __va_copy diff --git a/include/linux/compiler-gcc3.h b/include/linux/compiler-gcc3.h index a6fa615afab..1698b845761 100644 --- a/include/linux/compiler-gcc3.h +++ b/include/linux/compiler-gcc3.h @@ -3,30 +3,14 @@ /* These definitions are for GCC v3.x. */ #include <linux/compiler-gcc.h> -#if __GNUC_MINOR__ >= 1 -# define inline inline __attribute__((always_inline)) -# define __inline__ __inline__ __attribute__((always_inline)) -# define __inline __inline __attribute__((always_inline)) -#endif - -#if __GNUC_MINOR__ > 0 -# define __deprecated __attribute__((deprecated)) -#endif - #if __GNUC_MINOR__ >= 3 # define __attribute_used__ __attribute__((__used__)) #else # define __attribute_used__ __attribute__((__unused__)) #endif -#define __attribute_pure__ __attribute__((pure)) -#define __attribute_const__ __attribute__((__const__)) - -#if __GNUC_MINOR__ >= 1 -#define noinline __attribute__((noinline)) -#endif - #if __GNUC_MINOR__ >= 4 #define __must_check __attribute__((warn_unused_result)) #endif +#define __always_inline inline __attribute__((always_inline)) diff --git a/include/linux/compiler-gcc4.h b/include/linux/compiler-gcc4.h index 53686c037a0..6f5cc6f0e7a 100644 --- a/include/linux/compiler-gcc4.h +++ b/include/linux/compiler-gcc4.h @@ -3,14 +3,16 @@ /* These definitions are for GCC v4.x. */ #include <linux/compiler-gcc.h> -#define inline inline __attribute__((always_inline)) -#define __inline__ __inline__ __attribute__((always_inline)) -#define __inline __inline __attribute__((always_inline)) -#define __deprecated __attribute__((deprecated)) +#ifdef CONFIG_FORCED_INLINING +# undef inline +# undef __inline__ +# undef __inline +# define inline inline __attribute__((always_inline)) +# define __inline__ __inline__ __attribute__((always_inline)) +# define __inline __inline __attribute__((always_inline)) +#endif + #define __attribute_used__ __attribute__((__used__)) -#define __attribute_pure__ __attribute__((pure)) -#define __attribute_const__ __attribute__((__const__)) -#define noinline __attribute__((noinline)) #define __must_check __attribute__((warn_unused_result)) #define __compiler_offsetof(a,b) __builtin_offsetof(a,b) - +#define __always_inline inline __attribute__((always_inline)) diff --git a/include/linux/compiler.h b/include/linux/compiler.h index d7378215b85..f23d3c6fc2c 100644 --- a/include/linux/compiler.h +++ b/include/linux/compiler.h @@ -42,8 +42,6 @@ extern void __chk_io_ptr(void __iomem *); # include <linux/compiler-gcc4.h> #elif __GNUC__ == 3 # include <linux/compiler-gcc3.h> -#elif __GNUC__ == 2 -# include <linux/compiler-gcc2.h> #else # error Sorry, your compiler is too old/not recognized. #endif diff --git a/include/linux/configfs.h b/include/linux/configfs.h new file mode 100644 index 00000000000..acffb8c9073 --- /dev/null +++ b/include/linux/configfs.h @@ -0,0 +1,205 @@ +/* -*- mode: c; c-basic-offset: 8; -*- + * vim: noexpandtab sw=8 ts=8 sts=0: + * + * configfs.h - definitions for the device driver filesystem + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + * + * You should have received a copy of the GNU General Public + * License along with this program; if not, write to the + * Free Software Foundation, Inc., 59 Temple Place - Suite 330, + * Boston, MA 021110-1307, USA. + * + * Based on sysfs: + * sysfs is Copyright (C) 2001, 2002, 2003 Patrick Mochel + * + * Based on kobject.h: + * Copyright (c) 2002-2003 Patrick Mochel + * Copyright (c) 2002-2003 Open Source Development Labs + * + * configfs Copyright (C) 2005 Oracle. All rights reserved. + * + * Please read Documentation/filesystems/configfs.txt before using the + * configfs interface, ESPECIALLY the parts about reference counts and + * item destructors. + */ + +#ifndef _CONFIGFS_H_ +#define _CONFIGFS_H_ + +#ifdef __KERNEL__ + +#include <linux/types.h> +#include <linux/list.h> +#include <linux/kref.h> + +#include <asm/atomic.h> +#include <asm/semaphore.h> + +#define CONFIGFS_ITEM_NAME_LEN 20 + +struct module; + +struct configfs_item_operations; +struct configfs_group_operations; +struct configfs_attribute; +struct configfs_subsystem; + +struct config_item { + char *ci_name; + char ci_namebuf[CONFIGFS_ITEM_NAME_LEN]; + struct kref ci_kref; + struct list_head ci_entry; + struct config_item *ci_parent; + struct config_group *ci_group; + struct config_item_type *ci_type; + struct dentry *ci_dentry; +}; + +extern int config_item_set_name(struct config_item *, const char *, ...); + +static inline char *config_item_name(struct config_item * item) +{ + return item->ci_name; +} + +extern void config_item_init(struct config_item *); +extern void config_item_init_type_name(struct config_item *item, + const char *name, + struct config_item_type *type); +extern void config_item_cleanup(struct config_item *); + +extern struct config_item * config_item_get(struct config_item *); +extern void config_item_put(struct config_item *); + +struct config_item_type { + struct module *ct_owner; + struct configfs_item_operations *ct_item_ops; + struct configfs_group_operations *ct_group_ops; + struct configfs_attribute **ct_attrs; +}; + + +/** + * group - a group of config_items of a specific type, belonging + * to a specific subsystem. + */ + +struct config_group { + struct config_item cg_item; + struct list_head cg_children; + struct configfs_subsystem *cg_subsys; + struct config_group **default_groups; +}; + + +extern void config_group_init(struct config_group *group); +extern void config_group_init_type_name(struct config_group *group, + const char *name, + struct config_item_type *type); + + +static inline struct config_group *to_config_group(struct config_item *item) +{ + return item ? container_of(item,struct config_group,cg_item) : NULL; +} + +static inline struct config_group *config_group_get(struct config_group *group) +{ + return group ? to_config_group(config_item_get(&group->cg_item)) : NULL; +} + +static inline void config_group_put(struct config_group *group) +{ + config_item_put(&group->cg_item); +} + +extern struct config_item *config_group_find_obj(struct config_group *, const char *); + + +struct configfs_attribute { + char *ca_name; + struct module *ca_owner; + mode_t ca_mode; +}; + + +/* + * If allow_link() exists, the item can symlink(2) out to other + * items. If the item is a group, it may support mkdir(2). + * Groups supply one of make_group() and make_item(). If the + * group supports make_group(), one can create group children. If it + * supports make_item(), one can create config_item children. If it has + * default_groups on group->default_groups, it has automatically created + * group children. default_groups may coexist alongsize make_group() or + * make_item(), but if the group wishes to have only default_groups + * children (disallowing mkdir(2)), it need not provide either function. + * If the group has commit(), it supports pending and commited (active) + * items. + */ +struct configfs_item_operations { + void (*release)(struct config_item *); + ssize_t (*show_attribute)(struct config_item *, struct configfs_attribute *,char *); + ssize_t (*store_attribute)(struct config_item *,struct configfs_attribute *,const char *, size_t); + int (*allow_link)(struct config_item *src, struct config_item *target); + int (*drop_link)(struct config_item *src, struct config_item *target); +}; + +struct configfs_group_operations { + struct config_item *(*make_item)(struct config_group *group, const char *name); + struct config_group *(*make_group)(struct config_group *group, const char *name); + int (*commit_item)(struct config_item *item); + void (*drop_item)(struct config_group *group, struct config_item *item); +}; + + + +/** + * Use these macros to make defining attributes easier. See include/linux/device.h + * for examples.. + */ + +#if 0 +#define __ATTR(_name,_mode,_show,_store) { \ + .attr = {.ca_name = __stringify(_name), .ca_mode = _mode, .ca_owner = THIS_MODULE }, \ + .show = _show, \ + .store = _store, \ +} + +#define __ATTR_RO(_name) { \ + .attr = { .ca_name = __stringify(_name), .ca_mode = 0444, .ca_owner = THIS_MODULE }, \ + .show = _name##_show, \ +} + +#define __ATTR_NULL { .attr = { .name = NULL } } + +#define attr_name(_attr) (_attr).attr.name +#endif + + +struct configfs_subsystem { + struct config_group su_group; + struct semaphore su_sem; +}; + +static inline struct configfs_subsystem *to_configfs_subsystem(struct config_group *group) +{ + return group ? + container_of(group, struct configfs_subsystem, su_group) : + NULL; +} + +int configfs_register_subsystem(struct configfs_subsystem *subsys); +void configfs_unregister_subsystem(struct configfs_subsystem *subsys); + +#endif /* __KERNEL__ */ + +#endif /* _CONFIGFS_H_ */ diff --git a/include/linux/cpufreq.h b/include/linux/cpufreq.h index d068176b7ad..c31650df924 100644 --- a/include/linux/cpufreq.h +++ b/include/linux/cpufreq.h @@ -256,6 +256,16 @@ int cpufreq_update_policy(unsigned int cpu); /* query the current CPU frequency (in kHz). If zero, cpufreq couldn't detect it */ unsigned int cpufreq_get(unsigned int cpu); +/* query the last known CPU freq (in kHz). If zero, cpufreq couldn't detect it */ +#ifdef CONFIG_CPU_FREQ +unsigned int cpufreq_quick_get(unsigned int cpu); +#else +static inline unsigned int cpufreq_quick_get(unsigned int cpu) +{ + return 0; +} +#endif + /********************************************************************* * CPUFREQ DEFAULT GOVERNOR * diff --git a/include/linux/cpuset.h b/include/linux/cpuset.h index 6e2deef96b3..3bc60692711 100644 --- a/include/linux/cpuset.h +++ b/include/linux/cpuset.h @@ -14,22 +14,46 @@ #ifdef CONFIG_CPUSETS +extern int number_of_cpusets; /* How many cpusets are defined in system? */ + +extern int cpuset_init_early(void); extern int cpuset_init(void); extern void cpuset_init_smp(void); extern void cpuset_fork(struct task_struct *p); extern void cpuset_exit(struct task_struct *p); -extern cpumask_t cpuset_cpus_allowed(const struct task_struct *p); +extern cpumask_t cpuset_cpus_allowed(struct task_struct *p); +extern nodemask_t cpuset_mems_allowed(struct task_struct *p); void cpuset_init_current_mems_allowed(void); -void cpuset_update_current_mems_allowed(void); -void cpuset_restrict_to_mems_allowed(unsigned long *nodes); +void cpuset_update_task_memory_state(void); +#define cpuset_nodes_subset_current_mems_allowed(nodes) \ + nodes_subset((nodes), current->mems_allowed) int cpuset_zonelist_valid_mems_allowed(struct zonelist *zl); -extern int cpuset_zone_allowed(struct zone *z, gfp_t gfp_mask); + +extern int __cpuset_zone_allowed(struct zone *z, gfp_t gfp_mask); +static int inline cpuset_zone_allowed(struct zone *z, gfp_t gfp_mask) +{ + return number_of_cpusets <= 1 || __cpuset_zone_allowed(z, gfp_mask); +} + extern int cpuset_excl_nodes_overlap(const struct task_struct *p); + +#define cpuset_memory_pressure_bump() \ + do { \ + if (cpuset_memory_pressure_enabled) \ + __cpuset_memory_pressure_bump(); \ + } while (0) +extern int cpuset_memory_pressure_enabled; +extern void __cpuset_memory_pressure_bump(void); + extern struct file_operations proc_cpuset_operations; extern char *cpuset_task_status_allowed(struct task_struct *task, char *buffer); +extern void cpuset_lock(void); +extern void cpuset_unlock(void); + #else /* !CONFIG_CPUSETS */ +static inline int cpuset_init_early(void) { return 0; } static inline int cpuset_init(void) { return 0; } static inline void cpuset_init_smp(void) {} static inline void cpuset_fork(struct task_struct *p) {} @@ -40,9 +64,14 @@ static inline cpumask_t cpuset_cpus_allowed(struct task_struct *p) return cpu_possible_map; } +static inline nodemask_t cpuset_mems_allowed(struct task_struct *p) +{ + return node_possible_map; +} + static inline void cpuset_init_current_mems_allowed(void) {} -static inline void cpuset_update_current_mems_allowed(void) {} -static inline void cpuset_restrict_to_mems_allowed(unsigned long *nodes) {} +static inline void cpuset_update_task_memory_state(void) {} +#define cpuset_nodes_subset_current_mems_allowed(nodes) (1) static inline int cpuset_zonelist_valid_mems_allowed(struct zonelist *zl) { @@ -59,12 +88,17 @@ static inline int cpuset_excl_nodes_overlap(const struct task_struct *p) return 1; } +static inline void cpuset_memory_pressure_bump(void) {} + static inline char *cpuset_task_status_allowed(struct task_struct *task, char *buffer) { return buffer; } +static inline void cpuset_lock(void) {} +static inline void cpuset_unlock(void) {} + #endif /* !CONFIG_CPUSETS */ #endif /* _LINUX_CPUSET_H */ diff --git a/include/linux/crypto.h b/include/linux/crypto.h index 3c89df6e776..d88bf8aa8b4 100644 --- a/include/linux/crypto.h +++ b/include/linux/crypto.h @@ -3,6 +3,7 @@ * * Copyright (c) 2002 James Morris <jmorris@intercode.com.au> * Copyright (c) 2002 David S. Miller (davem@redhat.com) + * Copyright (c) 2005 Herbert Xu <herbert@gondor.apana.org.au> * * Portions derived from Cryptoapi, by Alexander Kjeldaas <astor@fast.no> * and Nettle, by Niels Möller. @@ -126,7 +127,11 @@ struct crypto_alg { unsigned int cra_blocksize; unsigned int cra_ctxsize; unsigned int cra_alignmask; + + int cra_priority; + const char cra_name[CRYPTO_MAX_ALG_NAME]; + const char cra_driver_name[CRYPTO_MAX_ALG_NAME]; union { struct cipher_alg cipher; diff --git a/include/linux/cycx_x25.h b/include/linux/cycx_x25.h index b10a7f3a8ca..f7a90658346 100644 --- a/include/linux/cycx_x25.h +++ b/include/linux/cycx_x25.h @@ -38,11 +38,11 @@ extern unsigned int cycx_debug; /* Data Structures */ /* X.25 Command Block. */ struct cycx_x25_cmd { - u16 command PACKED; - u16 link PACKED; /* values: 0 or 1 */ - u16 len PACKED; /* values: 0 thru 0x205 (517) */ - u32 buf PACKED; -}; + u16 command; + u16 link; /* values: 0 or 1 */ + u16 len; /* values: 0 thru 0x205 (517) */ + u32 buf; +} PACKED; /* Defines for the 'command' field. */ #define X25_CONNECT_REQUEST 0x4401 @@ -92,34 +92,34 @@ struct cycx_x25_cmd { * @flags - see dosx25.doc, in portuguese, for details */ struct cycx_x25_config { - u8 link PACKED; - u8 speed PACKED; - u8 clock PACKED; - u8 n2 PACKED; - u8 n2win PACKED; - u8 n3win PACKED; - u8 nvc PACKED; - u8 pktlen PACKED; - u8 locaddr PACKED; - u8 remaddr PACKED; - u16 t1 PACKED; - u16 t2 PACKED; - u8 t21 PACKED; - u8 npvc PACKED; - u8 t23 PACKED; - u8 flags PACKED; -}; + u8 link; + u8 speed; + u8 clock; + u8 n2; + u8 n2win; + u8 n3win; + u8 nvc; + u8 pktlen; + u8 locaddr; + u8 remaddr; + u16 t1; + u16 t2; + u8 t21; + u8 npvc; + u8 t23; + u8 flags; +} PACKED; struct cycx_x25_stats { - u16 rx_crc_errors PACKED; - u16 rx_over_errors PACKED; - u16 n2_tx_frames PACKED; - u16 n2_rx_frames PACKED; - u16 tx_timeouts PACKED; - u16 rx_timeouts PACKED; - u16 n3_tx_packets PACKED; - u16 n3_rx_packets PACKED; - u16 tx_aborts PACKED; - u16 rx_aborts PACKED; -}; + u16 rx_crc_errors; + u16 rx_over_errors; + u16 n2_tx_frames; + u16 n2_rx_frames; + u16 tx_timeouts; + u16 rx_timeouts; + u16 n3_tx_packets; + u16 n3_rx_packets; + u16 tx_aborts; + u16 rx_aborts; +} PACKED; #endif /* _CYCX_X25_H */ diff --git a/include/linux/dcache.h b/include/linux/dcache.h index 46a2ba61759..a3ed5e059d4 100644 --- a/include/linux/dcache.h +++ b/include/linux/dcache.h @@ -95,14 +95,19 @@ struct dentry { struct qstr d_name; struct list_head d_lru; /* LRU list */ - struct list_head d_child; /* child of parent list */ + /* + * d_child and d_rcu can share memory + */ + union { + struct list_head d_child; /* child of parent list */ + struct rcu_head d_rcu; + } d_u; struct list_head d_subdirs; /* our children */ struct list_head d_alias; /* inode alias list */ unsigned long d_time; /* used by d_revalidate */ struct dentry_operations *d_op; struct super_block *d_sb; /* The root of the dentry tree */ void *d_fsdata; /* fs-specific data */ - struct rcu_head d_rcu; struct dcookie_struct *d_cookie; /* cookie, if any */ int d_mounted; unsigned char d_iname[DNAME_INLINE_LEN_MIN]; /* small names */ diff --git a/include/linux/dccp.h b/include/linux/dccp.h index 71fab4311e9..088529f5496 100644 --- a/include/linux/dccp.h +++ b/include/linux/dccp.h @@ -192,10 +192,9 @@ enum { #include <linux/workqueue.h> #include <net/inet_connection_sock.h> +#include <net/inet_sock.h> #include <net/inet_timewait_sock.h> -#include <net/sock.h> #include <net/tcp_states.h> -#include <net/tcp.h> enum dccp_state { DCCP_OPEN = TCP_ESTABLISHED, @@ -408,8 +407,6 @@ struct dccp_ackvec; * @dccps_gar - greatest valid ack number received on a non-Sync; initialized to %dccps_iss * @dccps_timestamp_time - time of latest TIMESTAMP option * @dccps_timestamp_echo - latest timestamp received on a TIMESTAMP option - * @dccps_ext_header_len - network protocol overhead (IP/IPv6 options) - * @dccps_pmtu_cookie - Last pmtu seen by socket * @dccps_packet_size - Set thru setsockopt * @dccps_role - Role of this sock, one of %dccp_role * @dccps_ndp_count - number of Non Data Packets since last data packet @@ -434,8 +431,6 @@ struct dccp_sock { __u32 dccps_timestamp_echo; __u32 dccps_packet_size; unsigned long dccps_ndp_count; - __u16 dccps_ext_header_len; - __u32 dccps_pmtu_cookie; __u32 dccps_mss_cache; struct dccp_options dccps_options; struct dccp_ackvec *dccps_hc_rx_ackvec; diff --git a/include/linux/device.h b/include/linux/device.h index 17cbc6db67b..58df18d9cd3 100644 --- a/include/linux/device.h +++ b/include/linux/device.h @@ -47,8 +47,11 @@ struct bus_type { struct driver_attribute * drv_attrs; int (*match)(struct device * dev, struct device_driver * drv); - int (*hotplug) (struct device *dev, char **envp, - int num_envp, char *buffer, int buffer_size); + int (*uevent)(struct device *dev, char **envp, + int num_envp, char *buffer, int buffer_size); + int (*probe)(struct device * dev); + int (*remove)(struct device * dev); + void (*shutdown)(struct device * dev); int (*suspend)(struct device * dev, pm_message_t state); int (*resume)(struct device * dev); }; @@ -151,7 +154,7 @@ struct class { struct class_attribute * class_attrs; struct class_device_attribute * class_dev_attrs; - int (*hotplug)(struct class_device *dev, char **envp, + int (*uevent)(struct class_device *dev, char **envp, int num_envp, char *buffer, int buffer_size); void (*release)(struct class_device *dev); @@ -209,9 +212,9 @@ extern int class_device_create_file(struct class_device *, * set, this will be called instead of the class specific release function. * Only use this if you want to override the default release function, like * when you are nesting class_device structures. - * @hotplug: pointer to a hotplug function for this struct class_device. If - * set, this will be called instead of the class specific hotplug function. - * Only use this if you want to override the default hotplug function, like + * @uevent: pointer to a uevent function for this struct class_device. If + * set, this will be called instead of the class specific uevent function. + * Only use this if you want to override the default uevent function, like * when you are nesting class_device structures. */ struct class_device { @@ -227,7 +230,7 @@ struct class_device { struct class_device *parent; /* parent of this child device, if there is one */ void (*release)(struct class_device *dev); - int (*hotplug)(struct class_device *dev, char **envp, + int (*uevent)(struct class_device *dev, char **envp, int num_envp, char *buffer, int buffer_size); char class_id[BUS_ID_SIZE]; /* unique to this class */ }; diff --git a/include/linux/dm-ioctl.h b/include/linux/dm-ioctl.h index f5eb6b6cd10..fa75ba0d635 100644 --- a/include/linux/dm-ioctl.h +++ b/include/linux/dm-ioctl.h @@ -272,9 +272,9 @@ typedef char ioctl_struct[308]; #define DM_TARGET_MSG _IOWR(DM_IOCTL, DM_TARGET_MSG_CMD, struct dm_ioctl) #define DM_VERSION_MAJOR 4 -#define DM_VERSION_MINOR 4 +#define DM_VERSION_MINOR 5 #define DM_VERSION_PATCHLEVEL 0 -#define DM_VERSION_EXTRA "-ioctl (2005-01-12)" +#define DM_VERSION_EXTRA "-ioctl (2005-10-04)" /* Status bits */ #define DM_READONLY_FLAG (1 << 0) /* In/Out */ @@ -301,8 +301,13 @@ typedef char ioctl_struct[308]; #define DM_BUFFER_FULL_FLAG (1 << 8) /* Out */ /* - * Set this to improve performance when you aren't going to use open_count + * Set this to improve performance when you aren't going to use open_count. */ #define DM_SKIP_BDGET_FLAG (1 << 9) /* In */ +/* + * Set this to avoid attempting to freeze any filesystem when suspending. + */ +#define DM_SKIP_LOCKFS_FLAG (1 << 10) /* In */ + #endif /* _LINUX_DM_IOCTL_H */ diff --git a/include/linux/dmi.h b/include/linux/dmi.h index 05f4132622f..2e6bbe01415 100644 --- a/include/linux/dmi.h +++ b/include/linux/dmi.h @@ -2,6 +2,7 @@ #define __DMI_H__ #include <linux/list.h> +#include <linux/config.h> enum dmi_field { DMI_NONE, @@ -60,12 +61,14 @@ struct dmi_device { void *device_data; /* Type specific data */ }; -#if defined(CONFIG_X86_32) +#ifdef CONFIG_DMI extern int dmi_check_system(struct dmi_system_id *list); extern char * dmi_get_system_info(int field); extern struct dmi_device * dmi_find_device(int type, const char *name, struct dmi_device *from); +extern void dmi_scan_machine(void); + #else static inline int dmi_check_system(struct dmi_system_id *list) { return 0; } diff --git a/include/linux/dvb/frontend.h b/include/linux/dvb/frontend.h index d41df7047ed..c8cbd90ba37 100644 --- a/include/linux/dvb/frontend.h +++ b/include/linux/dvb/frontend.h @@ -240,6 +240,15 @@ struct dvb_frontend_event { }; +/** + * When set, this flag will disable any zigzagging or other "normal" tuning + * behaviour. Additionally, there will be no automatic monitoring of the lock + * status, and hence no frontend events will be generated. If a frontend device + * is closed, this flag will be automatically turned off when the device is + * reopened read-write. + */ +#define FE_TUNE_MODE_ONESHOT 0x01 + #define FE_GET_INFO _IOR('o', 61, struct dvb_frontend_info) @@ -260,6 +269,7 @@ struct dvb_frontend_event { #define FE_SET_FRONTEND _IOW('o', 76, struct dvb_frontend_parameters) #define FE_GET_FRONTEND _IOR('o', 77, struct dvb_frontend_parameters) +#define FE_SET_FRONTEND_TUNE_MODE _IO('o', 81) /* unsigned int */ #define FE_GET_EVENT _IOR('o', 78, struct dvb_frontend_event) #define FE_DISHNETWORK_SEND_LEGACY_CMD _IO('o', 80) /* unsigned int */ diff --git a/include/linux/elevator.h b/include/linux/elevator.h index a74c27e460b..23fe746a1d5 100644 --- a/include/linux/elevator.h +++ b/include/linux/elevator.h @@ -66,7 +66,7 @@ struct elevator_type }; /* - * each queue has an elevator_queue assoicated with it + * each queue has an elevator_queue associated with it */ struct elevator_queue { @@ -114,8 +114,6 @@ extern ssize_t elv_iosched_store(request_queue_t *, const char *, size_t); extern int elevator_init(request_queue_t *, char *); extern void elevator_exit(elevator_t *); extern int elv_rq_merge_ok(struct request *, struct bio *); -extern int elv_try_merge(struct request *, struct bio *); -extern int elv_try_last_merge(request_queue_t *, struct bio *); /* * Return values from elevator merger @@ -130,6 +128,7 @@ extern int elv_try_last_merge(request_queue_t *, struct bio *); #define ELEVATOR_INSERT_FRONT 1 #define ELEVATOR_INSERT_BACK 2 #define ELEVATOR_INSERT_SORT 3 +#define ELEVATOR_INSERT_REQUEUE 4 /* * return values from elevator_may_queue_fn diff --git a/include/linux/elf.h b/include/linux/elf.h index ff955dbf510..d3bfacb2449 100644 --- a/include/linux/elf.h +++ b/include/linux/elf.h @@ -151,6 +151,8 @@ typedef __s64 Elf64_Sxword; #define STT_FUNC 2 #define STT_SECTION 3 #define STT_FILE 4 +#define STT_COMMON 5 +#define STT_TLS 6 #define ELF_ST_BIND(x) ((x) >> 4) #define ELF_ST_TYPE(x) (((unsigned int) x) & 0xf) diff --git a/include/linux/etherdevice.h b/include/linux/etherdevice.h index 5f49a30eb6f..745c988359c 100644 --- a/include/linux/etherdevice.h +++ b/include/linux/etherdevice.h @@ -63,10 +63,11 @@ static inline int is_zero_ether_addr(const u8 *addr) * @addr: Pointer to a six-byte array containing the Ethernet address * * Return true if the address is a multicast address. + * By definition the broadcast address is also a multicast address. */ static inline int is_multicast_ether_addr(const u8 *addr) { - return ((addr[0] != 0xff) && (0x01 & addr[0])); + return (0x01 & addr[0]); } /** diff --git a/include/linux/ext3_fs_i.h b/include/linux/ext3_fs_i.h index 2914f7b0715..e71dd98dbca 100644 --- a/include/linux/ext3_fs_i.h +++ b/include/linux/ext3_fs_i.h @@ -87,7 +87,7 @@ struct ext3_inode_info { #ifdef CONFIG_EXT3_FS_XATTR /* * Extended attributes can be read independently of the main file - * data. Taking i_sem even when reading would cause contention + * data. Taking i_mutex even when reading would cause contention * between readers of EAs and writers of regular file data, so * instead we synchronize on xattr_sem when reading or changing * EAs. diff --git a/include/linux/fb.h b/include/linux/fb.h index a973be2cfe6..2cb19e6503a 100644 --- a/include/linux/fb.h +++ b/include/linux/fb.h @@ -608,15 +608,15 @@ struct fb_ops { int (*fb_sync)(struct fb_info *info); /* perform fb specific ioctl (optional) */ - int (*fb_ioctl)(struct inode *inode, struct file *file, unsigned int cmd, - unsigned long arg, struct fb_info *info); + int (*fb_ioctl)(struct fb_info *info, unsigned int cmd, + unsigned long arg); /* Handle 32bit compat ioctl (optional) */ - long (*fb_compat_ioctl)(struct file *f, unsigned cmd, unsigned long arg, - struct fb_info *info); + int (*fb_compat_ioctl)(struct fb_info *info, unsigned cmd, + unsigned long arg); /* perform fb specific mmap */ - int (*fb_mmap)(struct fb_info *info, struct file *file, struct vm_area_struct *vma); + int (*fb_mmap)(struct fb_info *info, struct vm_area_struct *vma); /* save current hardware state */ void (*fb_save_state)(struct fb_info *info); diff --git a/include/linux/fcntl.h b/include/linux/fcntl.h index 8a7c82151de..c52a63755fd 100644 --- a/include/linux/fcntl.h +++ b/include/linux/fcntl.h @@ -23,6 +23,13 @@ #define DN_ATTRIB 0x00000020 /* File changed attibutes */ #define DN_MULTISHOT 0x80000000 /* Don't remove notifier */ +#define AT_FDCWD -100 /* Special value used to indicate + openat should use the current + working directory. */ +#define AT_SYMLINK_NOFOLLOW 0x100 /* Do not follow symbolic links. */ +#define AT_REMOVEDIR 0x200 /* Remove directory instead of + unlinking file. */ + #ifdef __KERNEL__ #ifndef force_o_largefile diff --git a/include/linux/filter.h b/include/linux/filter.h index 3ba843c4638..c6cb8f09508 100644 --- a/include/linux/filter.h +++ b/include/linux/filter.h @@ -143,7 +143,7 @@ static inline unsigned int sk_filter_len(struct sk_filter *fp) struct sk_buff; struct sock; -extern int sk_run_filter(struct sk_buff *skb, struct sock_filter *filter, int flen); +extern unsigned int sk_run_filter(struct sk_buff *skb, struct sock_filter *filter, int flen); extern int sk_attach_filter(struct sock_fprog *fprog, struct sock *sk); extern int sk_chk_filter(struct sock_filter *filter, int flen); #endif /* __KERNEL__ */ diff --git a/include/linux/firmware.h b/include/linux/firmware.h index 2063c0839d4..2d716080be4 100644 --- a/include/linux/firmware.h +++ b/include/linux/firmware.h @@ -14,7 +14,7 @@ struct device; int request_firmware(const struct firmware **fw, const char *name, struct device *device); int request_firmware_nowait( - struct module *module, int hotplug, + struct module *module, int uevent, const char *name, struct device *device, void *context, void (*cont)(const struct firmware *fw, void *context)); diff --git a/include/linux/fs.h b/include/linux/fs.h index cc35b6ac778..84bb449b9b0 100644 --- a/include/linux/fs.h +++ b/include/linux/fs.h @@ -9,7 +9,6 @@ #include <linux/config.h> #include <linux/limits.h> #include <linux/ioctl.h> -#include <linux/rcuref.h> /* * It's silly to have NR_OPEN bigger than NR_FILE, but you can change @@ -104,19 +103,18 @@ extern int dir_notify_enable; #define MS_MOVE 8192 #define MS_REC 16384 #define MS_VERBOSE 32768 +#define MS_POSIXACL (1<<16) /* VFS does not apply the umask */ #define MS_UNBINDABLE (1<<17) /* change to unbindable */ #define MS_PRIVATE (1<<18) /* change to private */ #define MS_SLAVE (1<<19) /* change to slave */ #define MS_SHARED (1<<20) /* change to shared */ -#define MS_POSIXACL (1<<16) /* VFS does not apply the umask */ #define MS_ACTIVE (1<<30) #define MS_NOUSER (1<<31) /* * Superblock flags that can be altered by MS_REMOUNT */ -#define MS_RMT_MASK (MS_RDONLY|MS_SYNCHRONOUS|MS_MANDLOCK|MS_NOATIME|\ - MS_NODIRATIME) +#define MS_RMT_MASK (MS_RDONLY|MS_SYNCHRONOUS|MS_MANDLOCK) /* * Old magic mount flag and mask @@ -162,8 +160,6 @@ extern int dir_notify_enable; #define IS_NOQUOTA(inode) ((inode)->i_flags & S_NOQUOTA) #define IS_APPEND(inode) ((inode)->i_flags & S_APPEND) #define IS_IMMUTABLE(inode) ((inode)->i_flags & S_IMMUTABLE) -#define IS_NOATIME(inode) (__IS_FLG(inode, MS_NOATIME) || ((inode)->i_flags & S_NOATIME)) -#define IS_NODIRATIME(inode) __IS_FLG(inode, MS_NODIRATIME) #define IS_POSIXACL(inode) __IS_FLG(inode, MS_POSIXACL) #define IS_DEADDIR(inode) ((inode)->i_flags & S_DEAD) @@ -220,11 +216,13 @@ extern int dir_notify_enable; #include <linux/prio_tree.h> #include <linux/init.h> #include <linux/sched.h> +#include <linux/mutex.h> #include <asm/atomic.h> #include <asm/semaphore.h> #include <asm/byteorder.h> +struct hd_geometry; struct iovec; struct nameidata; struct kiocb; @@ -234,9 +232,6 @@ struct kstatfs; struct vm_area_struct; struct vfsmount; -/* Used to be a macro which just called the function, now just a function */ -extern void update_atime (struct inode *); - extern void __init inode_init(unsigned long); extern void __init inode_init_early(void); extern void __init mnt_init(unsigned long); @@ -302,6 +297,37 @@ struct iattr { */ #include <linux/quota.h> +/** + * enum positive_aop_returns - aop return codes with specific semantics + * + * @AOP_WRITEPAGE_ACTIVATE: Informs the caller that page writeback has + * completed, that the page is still locked, and + * should be considered active. The VM uses this hint + * to return the page to the active list -- it won't + * be a candidate for writeback again in the near + * future. Other callers must be careful to unlock + * the page if they get this return. Returned by + * writepage(); + * + * @AOP_TRUNCATED_PAGE: The AOP method that was handed a locked page has + * unlocked it and the page might have been truncated. + * The caller should back up to acquiring a new page and + * trying again. The aop will be taking reasonable + * precautions not to livelock. If the caller held a page + * reference, it should drop it before retrying. Returned + * by readpage(), prepare_write(), and commit_write(). + * + * address_space_operation functions return these large constants to indicate + * special semantics to the caller. These are much larger than the bytes in a + * page to allow for functions that return the number of bytes operated on in a + * given page. + */ + +enum positive_aop_returns { + AOP_WRITEPAGE_ACTIVATE = 0x80000, + AOP_TRUNCATED_PAGE = 0x80001, +}; + /* * oh the beauties of C type declarations. */ @@ -453,7 +479,7 @@ struct inode { unsigned long i_blocks; unsigned short i_bytes; spinlock_t i_lock; /* i_blocks, i_bytes, maybe i_size */ - struct semaphore i_sem; + struct mutex i_mutex; struct rw_semaphore i_alloc_sem; struct inode_operations *i_op; struct file_operations *i_fop; /* former ->i_op->default_file_ops */ @@ -622,7 +648,7 @@ extern spinlock_t files_lock; #define file_list_lock() spin_lock(&files_lock); #define file_list_unlock() spin_unlock(&files_lock); -#define get_file(x) rcuref_inc(&(x)->f_count) +#define get_file(x) atomic_inc(&(x)->f_count) #define file_count(x) atomic_read(&(x)->f_count) #define MAX_NON_LFS ((1UL<<31) - 1) @@ -729,7 +755,7 @@ extern struct file_lock *posix_test_lock(struct file *, struct file_lock *); extern int posix_lock_file(struct file *, struct file_lock *); extern int posix_lock_file_wait(struct file *, struct file_lock *); extern void posix_block_lock(struct file_lock *, struct file_lock *); -extern void posix_unblock_lock(struct file *, struct file_lock *); +extern int posix_unblock_lock(struct file *, struct file_lock *); extern int posix_locks_deadlock(struct file_lock *, struct file_lock *); extern int flock_lock_file_wait(struct file *filp, struct file_lock *fl); extern int __break_lease(struct inode *inode, unsigned int flags); @@ -777,7 +803,6 @@ struct super_block { struct list_head s_list; /* Keep this first */ dev_t s_dev; /* search index; _not_ kdev_t */ unsigned long s_blocksize; - unsigned long s_old_blocksize; unsigned char s_blocksize_bits; unsigned char s_dirt; unsigned long long s_maxbytes; /* Max file size */ @@ -790,7 +815,7 @@ struct super_block { unsigned long s_magic; struct dentry *s_root; struct rw_semaphore s_umount; - struct semaphore s_lock; + struct mutex s_lock; int s_count; int s_syncing; int s_need_sync_fs; @@ -862,13 +887,13 @@ static inline int has_fs_excl(void) static inline void lock_super(struct super_block * sb) { get_fs_excl(); - down(&sb->s_lock); + mutex_lock(&sb->s_lock); } static inline void unlock_super(struct super_block * sb) { put_fs_excl(); - up(&sb->s_lock); + mutex_unlock(&sb->s_lock); } /* @@ -932,6 +957,7 @@ struct block_device_operations { int (*direct_access) (struct block_device *, sector_t, unsigned long *); int (*media_changed) (struct gendisk *); int (*revalidate_disk) (struct gendisk *); + int (*getgeo)(struct block_device *, struct hd_geometry *); struct module *owner; }; @@ -1019,6 +1045,7 @@ struct inode_operations { ssize_t (*getxattr) (struct dentry *, const char *, void *, size_t); ssize_t (*listxattr) (struct dentry *, char *, size_t); int (*removexattr) (struct dentry *, const char *); + void (*truncate_range)(struct inode *, loff_t, loff_t); }; struct seq_file; @@ -1085,12 +1112,7 @@ static inline void mark_inode_dirty_sync(struct inode *inode) __mark_inode_dirty(inode, I_DIRTY_SYNC); } -static inline void touch_atime(struct vfsmount *mnt, struct dentry *dentry) -{ - /* per-mountpoint checks will go here */ - update_atime(dentry->d_inode); -} - +extern void touch_atime(struct vfsmount *mnt, struct dentry *dentry); static inline void file_accessed(struct file *file) { if (!(file->f_flags & O_NOATIME)) @@ -1159,7 +1181,7 @@ int sync_inode(struct inode *inode, struct writeback_control *wbc); * directory. The name should be stored in the @name (with the * understanding that it is already pointing to a a %NAME_MAX+1 sized * buffer. get_name() should return %0 on success, a negative error code - * or error. @get_name will be called without @parent->i_sem held. + * or error. @get_name will be called without @parent->i_mutex held. * * get_parent: * @get_parent should find the parent directory for the given @child which @@ -1181,7 +1203,7 @@ int sync_inode(struct inode *inode, struct writeback_control *wbc); * nfsd_find_fh_dentry() in either the @obj or @parent parameters. * * Locking rules: - * get_parent is called with child->d_inode->i_sem down + * get_parent is called with child->d_inode->i_mutex down * get_name is not (which is possibly inconsistent) */ @@ -1268,6 +1290,9 @@ extern void mnt_set_mountpoint(struct vfsmount *, struct dentry *, extern int vfs_statfs(struct super_block *, struct kstatfs *); +/* /sys/fs */ +extern struct subsystem fs_subsys; + #define FLOCK_VERIFY_READ 1 #define FLOCK_VERIFY_WRITE 2 @@ -1313,8 +1338,10 @@ static inline int break_lease(struct inode *inode, unsigned int mode) /* fs/open.c */ -extern int do_truncate(struct dentry *, loff_t start, struct file *filp); -extern long do_sys_open(const char __user *filename, int flags, int mode); +extern int do_truncate(struct dentry *, loff_t start, unsigned int time_attrs, + struct file *filp); +extern long do_sys_open(int fdf, const char __user *filename, int flags, + int mode); extern struct file *filp_open(const char *, int, int); extern struct file * dentry_open(struct dentry *, struct vfsmount *, int); extern int filp_close(struct file *, fl_owner_t id); @@ -1360,6 +1387,12 @@ extern int register_chrdev(unsigned int, const char *, extern int unregister_chrdev(unsigned int, const char *); extern void unregister_chrdev_region(dev_t, unsigned); extern int chrdev_open(struct inode *, struct file *); +extern int get_chrdev_list(char *); +extern void *acquire_chrdev_list(void); +extern int count_chrdev_list(void); +extern void *get_next_chrdev(void *); +extern int get_chrdev_info(void *, int *, char **); +extern void release_chrdev_list(void *); /* fs/block_dev.c */ #define BDEVNAME_SIZE 32 /* Largest string for a blockdev identifier */ @@ -1368,6 +1401,11 @@ extern const char *bdevname(struct block_device *bdev, char *buffer); extern struct block_device *lookup_bdev(const char *); extern struct block_device *open_bdev_excl(const char *, int, void *); extern void close_bdev_excl(struct block_device *); +extern void *acquire_blkdev_list(void); +extern int count_blkdev_list(void); +extern void *get_next_blkdev(void *); +extern int get_blkdev_info(void *, int *, char **); +extern void release_blkdev_list(void *); extern void init_special_inode(struct inode *, umode_t, dev_t); @@ -1442,7 +1480,7 @@ static inline void allow_write_access(struct file *file) } extern int do_pipe(int *); -extern int open_namei(const char *, int, int, struct nameidata *); +extern int open_namei(int dfd, const char *, int, int, struct nameidata *); extern int may_open(struct nameidata *, int, int); extern int kernel_read(struct file *, unsigned long, char *, unsigned long); @@ -1640,6 +1678,8 @@ extern int vfs_readdir(struct file *, filldir_t, void *); extern int vfs_stat(char __user *, struct kstat *); extern int vfs_lstat(char __user *, struct kstat *); +extern int vfs_stat_fd(int dfd, char __user *, struct kstat *); +extern int vfs_lstat_fd(int dfd, char __user *, struct kstat *); extern int vfs_fstat(unsigned int, struct kstat *); extern int vfs_ioctl(struct file *, unsigned int, unsigned int, unsigned long); @@ -1682,7 +1722,7 @@ extern ssize_t simple_read_from_buffer(void __user *, size_t, loff_t *, const vo extern int inode_change_ok(struct inode *, struct iattr *); extern int __must_check inode_setattr(struct inode *, struct iattr *); -extern void inode_update_time(struct inode *inode, int ctime_too); +extern void file_update_time(struct file *file); static inline ino_t parent_ino(struct dentry *dentry) { diff --git a/include/linux/fsl_devices.h b/include/linux/fsl_devices.h index 934aa9bda48..a9f1cfd096f 100644 --- a/include/linux/fsl_devices.h +++ b/include/linux/fsl_devices.h @@ -50,14 +50,12 @@ struct gianfar_platform_data { /* board specific information */ u32 board_flags; - const char *bus_id; + u32 bus_id; + u32 phy_id; u8 mac_addr[6]; }; struct gianfar_mdio_data { - /* device specific information */ - u32 paddr; - /* board specific information */ int irq[32]; }; diff --git a/include/linux/fuse.h b/include/linux/fuse.h index b76b558b03d..528959c52f1 100644 --- a/include/linux/fuse.h +++ b/include/linux/fuse.h @@ -14,7 +14,7 @@ #define FUSE_KERNEL_VERSION 7 /** Minor version number of this interface */ -#define FUSE_KERNEL_MINOR_VERSION 3 +#define FUSE_KERNEL_MINOR_VERSION 5 /** The node ID of the root inode */ #define FUSE_ROOT_ID 1 @@ -53,6 +53,9 @@ struct fuse_kstatfs { __u64 ffree; __u32 bsize; __u32 namelen; + __u32 frsize; + __u32 padding; + __u32 spare[6]; }; #define FATTR_MODE (1 << 0) @@ -105,12 +108,8 @@ enum fuse_opcode { FUSE_CREATE = 35 }; -/* Conservative buffer size for the client */ -#define FUSE_MAX_IN 8192 - -#define FUSE_NAME_MAX 1024 -#define FUSE_SYMLINK_MAX 4096 -#define FUSE_XATTR_SIZE_MAX 4096 +/* The read buffer is required to be at least 8k, but may be much larger */ +#define FUSE_MIN_READ_BUFFER 8192 struct fuse_entry_out { __u64 nodeid; /* Inode ID */ @@ -213,6 +212,8 @@ struct fuse_write_out { __u32 padding; }; +#define FUSE_COMPAT_STATFS_SIZE 48 + struct fuse_statfs_out { struct fuse_kstatfs st; }; @@ -243,9 +244,16 @@ struct fuse_access_in { __u32 padding; }; -struct fuse_init_in_out { +struct fuse_init_in { + __u32 major; + __u32 minor; +}; + +struct fuse_init_out { __u32 major; __u32 minor; + __u32 unused[3]; + __u32 max_write; }; struct fuse_in_header { diff --git a/include/linux/gfp.h b/include/linux/gfp.h index 8b2eab90abb..20f9148e38d 100644 --- a/include/linux/gfp.h +++ b/include/linux/gfp.h @@ -57,6 +57,7 @@ struct vm_area_struct; __GFP_NOFAIL|__GFP_NORETRY|__GFP_NO_GROW|__GFP_COMP| \ __GFP_NOMEMALLOC|__GFP_HARDWALL) +/* GFP_ATOMIC means both !wait (__GFP_WAIT not set) and use emergency pool */ #define GFP_ATOMIC (__GFP_HIGH) #define GFP_NOIO (__GFP_WAIT) #define GFP_NOFS (__GFP_WAIT | __GFP_IO) @@ -109,6 +110,10 @@ static inline struct page *alloc_pages_node(int nid, gfp_t gfp_mask, if (unlikely(order >= MAX_ORDER)) return NULL; + /* Unknown node is current node */ + if (nid < 0) + nid = numa_node_id(); + return __alloc_pages(gfp_mask, order, NODE_DATA(nid)->node_zonelists + gfp_zone(gfp_mask)); } diff --git a/include/linux/hardirq.h b/include/linux/hardirq.h index 71d2b8a723b..eab537091f2 100644 --- a/include/linux/hardirq.h +++ b/include/linux/hardirq.h @@ -93,10 +93,6 @@ extern void synchronize_irq(unsigned int irq); struct task_struct; #ifndef CONFIG_VIRT_CPU_ACCOUNTING -static inline void account_user_vtime(struct task_struct *tsk) -{ -} - static inline void account_system_vtime(struct task_struct *tsk) { } diff --git a/include/linux/hrtimer.h b/include/linux/hrtimer.h new file mode 100644 index 00000000000..089bfb1fa01 --- /dev/null +++ b/include/linux/hrtimer.h @@ -0,0 +1,139 @@ +/* + * include/linux/hrtimer.h + * + * hrtimers - High-resolution kernel timers + * + * Copyright(C) 2005, Thomas Gleixner <tglx@linutronix.de> + * Copyright(C) 2005, Red Hat, Inc., Ingo Molnar + * + * data type definitions, declarations, prototypes + * + * Started by: Thomas Gleixner and Ingo Molnar + * + * For licencing details see kernel-base/COPYING + */ +#ifndef _LINUX_HRTIMER_H +#define _LINUX_HRTIMER_H + +#include <linux/rbtree.h> +#include <linux/ktime.h> +#include <linux/init.h> +#include <linux/list.h> +#include <linux/wait.h> + +/* + * Mode arguments of xxx_hrtimer functions: + */ +enum hrtimer_mode { + HRTIMER_ABS, /* Time value is absolute */ + HRTIMER_REL, /* Time value is relative to now */ +}; + +enum hrtimer_restart { + HRTIMER_NORESTART, + HRTIMER_RESTART, +}; + +/* + * Timer states: + */ +enum hrtimer_state { + HRTIMER_INACTIVE, /* Timer is inactive */ + HRTIMER_EXPIRED, /* Timer is expired */ + HRTIMER_PENDING, /* Timer is pending */ +}; + +struct hrtimer_base; + +/** + * struct hrtimer - the basic hrtimer structure + * + * @node: red black tree node for time ordered insertion + * @expires: the absolute expiry time in the hrtimers internal + * representation. The time is related to the clock on + * which the timer is based. + * @state: state of the timer + * @function: timer expiry callback function + * @data: argument for the callback function + * @base: pointer to the timer base (per cpu and per clock) + * + * The hrtimer structure must be initialized by init_hrtimer_#CLOCKTYPE() + */ +struct hrtimer { + struct rb_node node; + ktime_t expires; + enum hrtimer_state state; + int (*function)(void *); + void *data; + struct hrtimer_base *base; +}; + +/** + * struct hrtimer_base - the timer base for a specific clock + * + * @index: clock type index for per_cpu support when moving a timer + * to a base on another cpu. + * @lock: lock protecting the base and associated timers + * @active: red black tree root node for the active timers + * @first: pointer to the timer node which expires first + * @resolution: the resolution of the clock, in nanoseconds + * @get_time: function to retrieve the current time of the clock + * @curr_timer: the timer which is executing a callback right now + */ +struct hrtimer_base { + clockid_t index; + spinlock_t lock; + struct rb_root active; + struct rb_node *first; + ktime_t resolution; + ktime_t (*get_time)(void); + struct hrtimer *curr_timer; +}; + +/* + * clock_was_set() is a NOP for non- high-resolution systems. The + * time-sorted order guarantees that a timer does not expire early and + * is expired in the next softirq when the clock was advanced. + */ +#define clock_was_set() do { } while (0) + +/* Exported timer functions: */ + +/* Initialize timers: */ +extern void hrtimer_init(struct hrtimer *timer, const clockid_t which_clock); +extern void hrtimer_rebase(struct hrtimer *timer, const clockid_t which_clock); + + +/* Basic timer operations: */ +extern int hrtimer_start(struct hrtimer *timer, ktime_t tim, + const enum hrtimer_mode mode); +extern int hrtimer_cancel(struct hrtimer *timer); +extern int hrtimer_try_to_cancel(struct hrtimer *timer); + +#define hrtimer_restart(timer) hrtimer_start((timer), (timer)->expires, HRTIMER_ABS) + +/* Query timers: */ +extern ktime_t hrtimer_get_remaining(const struct hrtimer *timer); +extern int hrtimer_get_res(const clockid_t which_clock, struct timespec *tp); + +static inline int hrtimer_active(const struct hrtimer *timer) +{ + return timer->state == HRTIMER_PENDING; +} + +/* Forward a hrtimer so it expires after now: */ +extern unsigned long hrtimer_forward(struct hrtimer *timer, ktime_t interval); + +/* Precise sleep: */ +extern long hrtimer_nanosleep(struct timespec *rqtp, + struct timespec __user *rmtp, + const enum hrtimer_mode mode, + const clockid_t clockid); + +/* Soft interrupt function to run the hrtimer queues: */ +extern void hrtimer_run_queues(void); + +/* Bootup initialization: */ +extern void __init hrtimers_init(void); + +#endif diff --git a/include/linux/hugetlb.h b/include/linux/hugetlb.h index 1056717ee50..68d82ad6b17 100644 --- a/include/linux/hugetlb.h +++ b/include/linux/hugetlb.h @@ -22,7 +22,7 @@ int hugetlb_report_meminfo(char *); int hugetlb_report_node_meminfo(int, char *); int is_hugepage_mem_enough(size_t); unsigned long hugetlb_total_pages(void); -struct page *alloc_huge_page(void); +struct page *alloc_huge_page(struct vm_area_struct *, unsigned long); void free_huge_page(struct page *); int hugetlb_fault(struct mm_struct *mm, struct vm_area_struct *vma, unsigned long address, int write_access); @@ -97,7 +97,7 @@ static inline unsigned long hugetlb_total_pages(void) #define is_hugepage_only_range(mm, addr, len) 0 #define hugetlb_free_pgd_range(tlb, addr, end, floor, ceiling) \ do { } while (0) -#define alloc_huge_page() ({ NULL; }) +#define alloc_huge_page(vma, addr) ({ NULL; }) #define free_huge_page(p) ({ (void)(p); BUG(); }) #define hugetlb_fault(mm, vma, addr, write) ({ BUG(); 0; }) diff --git a/include/linux/hwmon-vid.h b/include/linux/hwmon-vid.h index cd4b7a042b8..f346e4d5381 100644 --- a/include/linux/hwmon-vid.h +++ b/include/linux/hwmon-vid.h @@ -23,14 +23,14 @@ #ifndef _LINUX_HWMON_VID_H #define _LINUX_HWMON_VID_H -int vid_from_reg(int val, int vrm); -int vid_which_vrm(void); +int vid_from_reg(int val, u8 vrm); +u8 vid_which_vrm(void); /* vrm is the VRM/VRD document version multiplied by 10. val is in mV to avoid floating point in the kernel. Returned value is the 4-, 5- or 6-bit VID code. Note that only VRM 9.x is supported for now. */ -static inline int vid_to_reg(int val, int vrm) +static inline int vid_to_reg(int val, u8 vrm) { switch (vrm) { case 91: /* VRM 9.1 */ diff --git a/include/linux/i2c-id.h b/include/linux/i2c-id.h index 006c81ef4d5..474c8f4f5d4 100644 --- a/include/linux/i2c-id.h +++ b/include/linux/i2c-id.h @@ -25,12 +25,6 @@ /* * ---- Driver types ----------------------------------------------------- - * device id name + number function description, i2c address(es) - * - * Range 1000-1999 range is defined in sensors/sensors.h - * Range 0x100 - 0x1ff is for V4L2 Common Components - * Range 0xf000 - 0xffff is reserved for local experimentation, and should - * never be used in official drivers */ #define I2C_DRIVERID_MSP3400 1 @@ -109,14 +103,13 @@ #define I2C_DRIVERID_SAA711X 73 /* saa711x video encoders */ #define I2C_DRIVERID_AKITAIOEXP 74 /* IO Expander on Sharp SL-C1000 */ #define I2C_DRIVERID_INFRARED 75 /* I2C InfraRed on Video boards */ - -#define I2C_DRIVERID_EXP0 0xF0 /* experimental use id's */ -#define I2C_DRIVERID_EXP1 0xF1 -#define I2C_DRIVERID_EXP2 0xF2 -#define I2C_DRIVERID_EXP3 0xF3 +#define I2C_DRIVERID_TVP5150 76 /* TVP5150 video decoder */ +#define I2C_DRIVERID_WM8739 77 /* wm8739 audio processor */ +#define I2C_DRIVERID_UPD64083 78 /* upd64083 video processor */ +#define I2C_DRIVERID_UPD64031A 79 /* upd64031a video processor */ +#define I2C_DRIVERID_SAA717X 80 /* saa717x video encoder */ #define I2C_DRIVERID_I2CDEV 900 -#define I2C_DRIVERID_I2CPROC 901 #define I2C_DRIVERID_ARP 902 /* SMBus ARP Client */ #define I2C_DRIVERID_ALERT 903 /* SMBus Alert Responder Client */ @@ -131,15 +124,12 @@ #define I2C_DRIVERID_ADM1021 1008 #define I2C_DRIVERID_ADM9240 1009 #define I2C_DRIVERID_LTC1710 1010 -#define I2C_DRIVERID_SIS5595 1011 #define I2C_DRIVERID_ICSPLL 1012 #define I2C_DRIVERID_BT869 1013 #define I2C_DRIVERID_MAXILIFE 1014 #define I2C_DRIVERID_MATORB 1015 #define I2C_DRIVERID_GL520 1016 #define I2C_DRIVERID_THMC50 1017 -#define I2C_DRIVERID_DDCMON 1018 -#define I2C_DRIVERID_VIA686A 1019 #define I2C_DRIVERID_ADM1025 1020 #define I2C_DRIVERID_LM87 1021 #define I2C_DRIVERID_PCF8574 1022 @@ -151,21 +141,16 @@ #define I2C_DRIVERID_FSCPOS 1028 #define I2C_DRIVERID_FSCSCY 1029 #define I2C_DRIVERID_PCF8591 1030 -#define I2C_DRIVERID_SMSC47M1 1031 -#define I2C_DRIVERID_VT1211 1032 #define I2C_DRIVERID_LM92 1033 -#define I2C_DRIVERID_VT8231 1034 #define I2C_DRIVERID_SMARTBATT 1035 #define I2C_DRIVERID_BMCSENSORS 1036 #define I2C_DRIVERID_FS451 1037 -#define I2C_DRIVERID_W83627HF 1038 #define I2C_DRIVERID_LM85 1039 #define I2C_DRIVERID_LM83 1040 #define I2C_DRIVERID_LM90 1042 #define I2C_DRIVERID_ASB100 1043 #define I2C_DRIVERID_FSCHER 1046 #define I2C_DRIVERID_W83L785TS 1047 -#define I2C_DRIVERID_SMSC47B397 1050 /* * ---- Adapter types ---------------------------------------------------- diff --git a/include/linux/i2c.h b/include/linux/i2c.h index 5e19a7ba69b..7863a59bd59 100644 --- a/include/linux/i2c.h +++ b/include/linux/i2c.h @@ -105,14 +105,14 @@ extern s32 i2c_smbus_read_i2c_block_data(struct i2c_client * client, * A driver is capable of handling one or more physical devices present on * I2C adapters. This information is used to inform the driver of adapter * events. + * + * The driver.owner field should be set to the module owner of this driver. + * The driver.name field should be set to the name of this driver. */ struct i2c_driver { - struct module *owner; - char name[32]; int id; unsigned int class; - unsigned int flags; /* div., see below */ /* Notifies the driver that a new bus has appeared. This routine * can be used by the driver to test if the bus meets its conditions @@ -250,18 +250,7 @@ static inline void i2c_set_adapdata (struct i2c_adapter *dev, void *data) dev_set_drvdata (&dev->dev, data); } -/*flags for the driver struct: */ -#define I2C_DF_NOTIFY 0x01 /* notify on bus (de/a)ttaches */ -#if 0 -/* this flag is gone -- there is a (optional) driver->detach_adapter - * callback now which can be used instead */ -# define I2C_DF_DUMMY 0x02 -#endif - /*flags for the client struct: */ -#define I2C_CLIENT_ALLOW_USE 0x01 /* Client allows access */ -#define I2C_CLIENT_ALLOW_MULTIPLE_USE 0x02 /* Allow multiple access-locks */ - /* on an i2c_client */ #define I2C_CLIENT_PEC 0x04 /* Use Packet Error Checking */ #define I2C_CLIENT_TEN 0x10 /* we have a ten bit chip address */ /* Must equal I2C_M_TEN below */ @@ -302,26 +291,20 @@ struct i2c_client_address_data { extern int i2c_add_adapter(struct i2c_adapter *); extern int i2c_del_adapter(struct i2c_adapter *); -extern int i2c_add_driver(struct i2c_driver *); +extern int i2c_register_driver(struct module *, struct i2c_driver *); extern int i2c_del_driver(struct i2c_driver *); +static inline int i2c_add_driver(struct i2c_driver *driver) +{ + return i2c_register_driver(THIS_MODULE, driver); +} + extern int i2c_attach_client(struct i2c_client *); extern int i2c_detach_client(struct i2c_client *); -/* New function: This is to get an i2c_client-struct for controlling the - client either by using i2c_control-function or having the - client-module export functions that can be used with the i2c_client - -struct. */ -extern struct i2c_client *i2c_get_client(int driver_id, int adapter_id, - struct i2c_client *prev); - -/* Should be used with new function - extern struct i2c_client *i2c_get_client(int,int,struct i2c_client *); - to make sure that client-struct is valid and that it is okay to access - the i2c-client. - returns -EACCES if client doesn't allow use (default) - returns -EBUSY if client doesn't allow multiple use (default) and - usage_count >0 */ +/* Should be used to make sure that client-struct is valid and that it + is okay to access the i2c-client. + returns -ENODEV if client has gone in the meantime */ extern int i2c_use_client(struct i2c_client *); extern int i2c_release_client(struct i2c_client *); diff --git a/include/linux/i2o.h b/include/linux/i2o.h index d79c8a4bc4f..9ba80679666 100644 --- a/include/linux/i2o.h +++ b/include/linux/i2o.h @@ -30,6 +30,7 @@ #include <linux/string.h> #include <linux/slab.h> #include <linux/workqueue.h> /* work_struct */ +#include <linux/mempool.h> #include <asm/io.h> #include <asm/semaphore.h> /* Needed for MUTEX init macros */ @@ -38,6 +39,355 @@ #define I2O_QUEUE_EMPTY 0xffffffff /* + * Cache strategies + */ + +/* The NULL strategy leaves everything up to the controller. This tends to be a + * pessimal but functional choice. + */ +#define CACHE_NULL 0 +/* Prefetch data when reading. We continually attempt to load the next 32 sectors + * into the controller cache. + */ +#define CACHE_PREFETCH 1 +/* Prefetch data when reading. We sometimes attempt to load the next 32 sectors + * into the controller cache. When an I/O is less <= 8K we assume its probably + * not sequential and don't prefetch (default) + */ +#define CACHE_SMARTFETCH 2 +/* Data is written to the cache and then out on to the disk. The I/O must be + * physically on the medium before the write is acknowledged (default without + * NVRAM) + */ +#define CACHE_WRITETHROUGH 17 +/* Data is written to the cache and then out on to the disk. The controller + * is permitted to write back the cache any way it wants. (default if battery + * backed NVRAM is present). It can be useful to set this for swap regardless of + * battery state. + */ +#define CACHE_WRITEBACK 18 +/* Optimise for under powered controllers, especially on RAID1 and RAID0. We + * write large I/O's directly to disk bypassing the cache to avoid the extra + * memory copy hits. Small writes are writeback cached + */ +#define CACHE_SMARTBACK 19 +/* Optimise for under powered controllers, especially on RAID1 and RAID0. We + * write large I/O's directly to disk bypassing the cache to avoid the extra + * memory copy hits. Small writes are writethrough cached. Suitable for devices + * lacking battery backup + */ +#define CACHE_SMARTTHROUGH 20 + +/* + * Ioctl structures + */ + +#define BLKI2OGRSTRAT _IOR('2', 1, int) +#define BLKI2OGWSTRAT _IOR('2', 2, int) +#define BLKI2OSRSTRAT _IOW('2', 3, int) +#define BLKI2OSWSTRAT _IOW('2', 4, int) + +/* + * I2O Function codes + */ + +/* + * Executive Class + */ +#define I2O_CMD_ADAPTER_ASSIGN 0xB3 +#define I2O_CMD_ADAPTER_READ 0xB2 +#define I2O_CMD_ADAPTER_RELEASE 0xB5 +#define I2O_CMD_BIOS_INFO_SET 0xA5 +#define I2O_CMD_BOOT_DEVICE_SET 0xA7 +#define I2O_CMD_CONFIG_VALIDATE 0xBB +#define I2O_CMD_CONN_SETUP 0xCA +#define I2O_CMD_DDM_DESTROY 0xB1 +#define I2O_CMD_DDM_ENABLE 0xD5 +#define I2O_CMD_DDM_QUIESCE 0xC7 +#define I2O_CMD_DDM_RESET 0xD9 +#define I2O_CMD_DDM_SUSPEND 0xAF +#define I2O_CMD_DEVICE_ASSIGN 0xB7 +#define I2O_CMD_DEVICE_RELEASE 0xB9 +#define I2O_CMD_HRT_GET 0xA8 +#define I2O_CMD_ADAPTER_CLEAR 0xBE +#define I2O_CMD_ADAPTER_CONNECT 0xC9 +#define I2O_CMD_ADAPTER_RESET 0xBD +#define I2O_CMD_LCT_NOTIFY 0xA2 +#define I2O_CMD_OUTBOUND_INIT 0xA1 +#define I2O_CMD_PATH_ENABLE 0xD3 +#define I2O_CMD_PATH_QUIESCE 0xC5 +#define I2O_CMD_PATH_RESET 0xD7 +#define I2O_CMD_STATIC_MF_CREATE 0xDD +#define I2O_CMD_STATIC_MF_RELEASE 0xDF +#define I2O_CMD_STATUS_GET 0xA0 +#define I2O_CMD_SW_DOWNLOAD 0xA9 +#define I2O_CMD_SW_UPLOAD 0xAB +#define I2O_CMD_SW_REMOVE 0xAD +#define I2O_CMD_SYS_ENABLE 0xD1 +#define I2O_CMD_SYS_MODIFY 0xC1 +#define I2O_CMD_SYS_QUIESCE 0xC3 +#define I2O_CMD_SYS_TAB_SET 0xA3 + +/* + * Utility Class + */ +#define I2O_CMD_UTIL_NOP 0x00 +#define I2O_CMD_UTIL_ABORT 0x01 +#define I2O_CMD_UTIL_CLAIM 0x09 +#define I2O_CMD_UTIL_RELEASE 0x0B +#define I2O_CMD_UTIL_PARAMS_GET 0x06 +#define I2O_CMD_UTIL_PARAMS_SET 0x05 +#define I2O_CMD_UTIL_EVT_REGISTER 0x13 +#define I2O_CMD_UTIL_EVT_ACK 0x14 +#define I2O_CMD_UTIL_CONFIG_DIALOG 0x10 +#define I2O_CMD_UTIL_DEVICE_RESERVE 0x0D +#define I2O_CMD_UTIL_DEVICE_RELEASE 0x0F +#define I2O_CMD_UTIL_LOCK 0x17 +#define I2O_CMD_UTIL_LOCK_RELEASE 0x19 +#define I2O_CMD_UTIL_REPLY_FAULT_NOTIFY 0x15 + +/* + * SCSI Host Bus Adapter Class + */ +#define I2O_CMD_SCSI_EXEC 0x81 +#define I2O_CMD_SCSI_ABORT 0x83 +#define I2O_CMD_SCSI_BUSRESET 0x27 + +/* + * Bus Adapter Class + */ +#define I2O_CMD_BUS_ADAPTER_RESET 0x85 +#define I2O_CMD_BUS_RESET 0x87 +#define I2O_CMD_BUS_SCAN 0x89 +#define I2O_CMD_BUS_QUIESCE 0x8b + +/* + * Random Block Storage Class + */ +#define I2O_CMD_BLOCK_READ 0x30 +#define I2O_CMD_BLOCK_WRITE 0x31 +#define I2O_CMD_BLOCK_CFLUSH 0x37 +#define I2O_CMD_BLOCK_MLOCK 0x49 +#define I2O_CMD_BLOCK_MUNLOCK 0x4B +#define I2O_CMD_BLOCK_MMOUNT 0x41 +#define I2O_CMD_BLOCK_MEJECT 0x43 +#define I2O_CMD_BLOCK_POWER 0x70 + +#define I2O_CMD_PRIVATE 0xFF + +/* Command status values */ + +#define I2O_CMD_IN_PROGRESS 0x01 +#define I2O_CMD_REJECTED 0x02 +#define I2O_CMD_FAILED 0x03 +#define I2O_CMD_COMPLETED 0x04 + +/* I2O API function return values */ + +#define I2O_RTN_NO_ERROR 0 +#define I2O_RTN_NOT_INIT 1 +#define I2O_RTN_FREE_Q_EMPTY 2 +#define I2O_RTN_TCB_ERROR 3 +#define I2O_RTN_TRANSACTION_ERROR 4 +#define I2O_RTN_ADAPTER_ALREADY_INIT 5 +#define I2O_RTN_MALLOC_ERROR 6 +#define I2O_RTN_ADPTR_NOT_REGISTERED 7 +#define I2O_RTN_MSG_REPLY_TIMEOUT 8 +#define I2O_RTN_NO_STATUS 9 +#define I2O_RTN_NO_FIRM_VER 10 +#define I2O_RTN_NO_LINK_SPEED 11 + +/* Reply message status defines for all messages */ + +#define I2O_REPLY_STATUS_SUCCESS 0x00 +#define I2O_REPLY_STATUS_ABORT_DIRTY 0x01 +#define I2O_REPLY_STATUS_ABORT_NO_DATA_TRANSFER 0x02 +#define I2O_REPLY_STATUS_ABORT_PARTIAL_TRANSFER 0x03 +#define I2O_REPLY_STATUS_ERROR_DIRTY 0x04 +#define I2O_REPLY_STATUS_ERROR_NO_DATA_TRANSFER 0x05 +#define I2O_REPLY_STATUS_ERROR_PARTIAL_TRANSFER 0x06 +#define I2O_REPLY_STATUS_PROCESS_ABORT_DIRTY 0x08 +#define I2O_REPLY_STATUS_PROCESS_ABORT_NO_DATA_TRANSFER 0x09 +#define I2O_REPLY_STATUS_PROCESS_ABORT_PARTIAL_TRANSFER 0x0A +#define I2O_REPLY_STATUS_TRANSACTION_ERROR 0x0B +#define I2O_REPLY_STATUS_PROGRESS_REPORT 0x80 + +/* Status codes and Error Information for Parameter functions */ + +#define I2O_PARAMS_STATUS_SUCCESS 0x00 +#define I2O_PARAMS_STATUS_BAD_KEY_ABORT 0x01 +#define I2O_PARAMS_STATUS_BAD_KEY_CONTINUE 0x02 +#define I2O_PARAMS_STATUS_BUFFER_FULL 0x03 +#define I2O_PARAMS_STATUS_BUFFER_TOO_SMALL 0x04 +#define I2O_PARAMS_STATUS_FIELD_UNREADABLE 0x05 +#define I2O_PARAMS_STATUS_FIELD_UNWRITEABLE 0x06 +#define I2O_PARAMS_STATUS_INSUFFICIENT_FIELDS 0x07 +#define I2O_PARAMS_STATUS_INVALID_GROUP_ID 0x08 +#define I2O_PARAMS_STATUS_INVALID_OPERATION 0x09 +#define I2O_PARAMS_STATUS_NO_KEY_FIELD 0x0A +#define I2O_PARAMS_STATUS_NO_SUCH_FIELD 0x0B +#define I2O_PARAMS_STATUS_NON_DYNAMIC_GROUP 0x0C +#define I2O_PARAMS_STATUS_OPERATION_ERROR 0x0D +#define I2O_PARAMS_STATUS_SCALAR_ERROR 0x0E +#define I2O_PARAMS_STATUS_TABLE_ERROR 0x0F +#define I2O_PARAMS_STATUS_WRONG_GROUP_TYPE 0x10 + +/* DetailedStatusCode defines for Executive, DDM, Util and Transaction error + * messages: Table 3-2 Detailed Status Codes.*/ + +#define I2O_DSC_SUCCESS 0x0000 +#define I2O_DSC_BAD_KEY 0x0002 +#define I2O_DSC_TCL_ERROR 0x0003 +#define I2O_DSC_REPLY_BUFFER_FULL 0x0004 +#define I2O_DSC_NO_SUCH_PAGE 0x0005 +#define I2O_DSC_INSUFFICIENT_RESOURCE_SOFT 0x0006 +#define I2O_DSC_INSUFFICIENT_RESOURCE_HARD 0x0007 +#define I2O_DSC_CHAIN_BUFFER_TOO_LARGE 0x0009 +#define I2O_DSC_UNSUPPORTED_FUNCTION 0x000A +#define I2O_DSC_DEVICE_LOCKED 0x000B +#define I2O_DSC_DEVICE_RESET 0x000C +#define I2O_DSC_INAPPROPRIATE_FUNCTION 0x000D +#define I2O_DSC_INVALID_INITIATOR_ADDRESS 0x000E +#define I2O_DSC_INVALID_MESSAGE_FLAGS 0x000F +#define I2O_DSC_INVALID_OFFSET 0x0010 +#define I2O_DSC_INVALID_PARAMETER 0x0011 +#define I2O_DSC_INVALID_REQUEST 0x0012 +#define I2O_DSC_INVALID_TARGET_ADDRESS 0x0013 +#define I2O_DSC_MESSAGE_TOO_LARGE 0x0014 +#define I2O_DSC_MESSAGE_TOO_SMALL 0x0015 +#define I2O_DSC_MISSING_PARAMETER 0x0016 +#define I2O_DSC_TIMEOUT 0x0017 +#define I2O_DSC_UNKNOWN_ERROR 0x0018 +#define I2O_DSC_UNKNOWN_FUNCTION 0x0019 +#define I2O_DSC_UNSUPPORTED_VERSION 0x001A +#define I2O_DSC_DEVICE_BUSY 0x001B +#define I2O_DSC_DEVICE_NOT_AVAILABLE 0x001C + +/* DetailedStatusCode defines for Block Storage Operation: Table 6-7 Detailed + Status Codes.*/ + +#define I2O_BSA_DSC_SUCCESS 0x0000 +#define I2O_BSA_DSC_MEDIA_ERROR 0x0001 +#define I2O_BSA_DSC_ACCESS_ERROR 0x0002 +#define I2O_BSA_DSC_DEVICE_FAILURE 0x0003 +#define I2O_BSA_DSC_DEVICE_NOT_READY 0x0004 +#define I2O_BSA_DSC_MEDIA_NOT_PRESENT 0x0005 +#define I2O_BSA_DSC_MEDIA_LOCKED 0x0006 +#define I2O_BSA_DSC_MEDIA_FAILURE 0x0007 +#define I2O_BSA_DSC_PROTOCOL_FAILURE 0x0008 +#define I2O_BSA_DSC_BUS_FAILURE 0x0009 +#define I2O_BSA_DSC_ACCESS_VIOLATION 0x000A +#define I2O_BSA_DSC_WRITE_PROTECTED 0x000B +#define I2O_BSA_DSC_DEVICE_RESET 0x000C +#define I2O_BSA_DSC_VOLUME_CHANGED 0x000D +#define I2O_BSA_DSC_TIMEOUT 0x000E + +/* FailureStatusCodes, Table 3-3 Message Failure Codes */ + +#define I2O_FSC_TRANSPORT_SERVICE_SUSPENDED 0x81 +#define I2O_FSC_TRANSPORT_SERVICE_TERMINATED 0x82 +#define I2O_FSC_TRANSPORT_CONGESTION 0x83 +#define I2O_FSC_TRANSPORT_FAILURE 0x84 +#define I2O_FSC_TRANSPORT_STATE_ERROR 0x85 +#define I2O_FSC_TRANSPORT_TIME_OUT 0x86 +#define I2O_FSC_TRANSPORT_ROUTING_FAILURE 0x87 +#define I2O_FSC_TRANSPORT_INVALID_VERSION 0x88 +#define I2O_FSC_TRANSPORT_INVALID_OFFSET 0x89 +#define I2O_FSC_TRANSPORT_INVALID_MSG_FLAGS 0x8A +#define I2O_FSC_TRANSPORT_FRAME_TOO_SMALL 0x8B +#define I2O_FSC_TRANSPORT_FRAME_TOO_LARGE 0x8C +#define I2O_FSC_TRANSPORT_INVALID_TARGET_ID 0x8D +#define I2O_FSC_TRANSPORT_INVALID_INITIATOR_ID 0x8E +#define I2O_FSC_TRANSPORT_INVALID_INITIATOR_CONTEXT 0x8F +#define I2O_FSC_TRANSPORT_UNKNOWN_FAILURE 0xFF + +/* Device Claim Types */ +#define I2O_CLAIM_PRIMARY 0x01000000 +#define I2O_CLAIM_MANAGEMENT 0x02000000 +#define I2O_CLAIM_AUTHORIZED 0x03000000 +#define I2O_CLAIM_SECONDARY 0x04000000 + +/* Message header defines for VersionOffset */ +#define I2OVER15 0x0001 +#define I2OVER20 0x0002 + +/* Default is 1.5 */ +#define I2OVERSION I2OVER15 + +#define SGL_OFFSET_0 I2OVERSION +#define SGL_OFFSET_4 (0x0040 | I2OVERSION) +#define SGL_OFFSET_5 (0x0050 | I2OVERSION) +#define SGL_OFFSET_6 (0x0060 | I2OVERSION) +#define SGL_OFFSET_7 (0x0070 | I2OVERSION) +#define SGL_OFFSET_8 (0x0080 | I2OVERSION) +#define SGL_OFFSET_9 (0x0090 | I2OVERSION) +#define SGL_OFFSET_10 (0x00A0 | I2OVERSION) +#define SGL_OFFSET_11 (0x00B0 | I2OVERSION) +#define SGL_OFFSET_12 (0x00C0 | I2OVERSION) +#define SGL_OFFSET(x) (((x)<<4) | I2OVERSION) + +/* Transaction Reply Lists (TRL) Control Word structure */ +#define TRL_SINGLE_FIXED_LENGTH 0x00 +#define TRL_SINGLE_VARIABLE_LENGTH 0x40 +#define TRL_MULTIPLE_FIXED_LENGTH 0x80 + + /* msg header defines for MsgFlags */ +#define MSG_STATIC 0x0100 +#define MSG_64BIT_CNTXT 0x0200 +#define MSG_MULTI_TRANS 0x1000 +#define MSG_FAIL 0x2000 +#define MSG_FINAL 0x4000 +#define MSG_REPLY 0x8000 + + /* minimum size msg */ +#define THREE_WORD_MSG_SIZE 0x00030000 +#define FOUR_WORD_MSG_SIZE 0x00040000 +#define FIVE_WORD_MSG_SIZE 0x00050000 +#define SIX_WORD_MSG_SIZE 0x00060000 +#define SEVEN_WORD_MSG_SIZE 0x00070000 +#define EIGHT_WORD_MSG_SIZE 0x00080000 +#define NINE_WORD_MSG_SIZE 0x00090000 +#define TEN_WORD_MSG_SIZE 0x000A0000 +#define ELEVEN_WORD_MSG_SIZE 0x000B0000 +#define I2O_MESSAGE_SIZE(x) ((x)<<16) + +/* special TID assignments */ +#define ADAPTER_TID 0 +#define HOST_TID 1 + +/* outbound queue defines */ +#define I2O_MAX_OUTBOUND_MSG_FRAMES 128 +#define I2O_OUTBOUND_MSG_FRAME_SIZE 128 /* in 32-bit words */ + +/* inbound queue definitions */ +#define I2O_MSG_INPOOL_MIN 32 +#define I2O_INBOUND_MSG_FRAME_SIZE 128 /* in 32-bit words */ + +#define I2O_POST_WAIT_OK 0 +#define I2O_POST_WAIT_TIMEOUT -ETIMEDOUT + +#define I2O_CONTEXT_LIST_MIN_LENGTH 15 +#define I2O_CONTEXT_LIST_USED 0x01 +#define I2O_CONTEXT_LIST_DELETED 0x02 + +/* timeouts */ +#define I2O_TIMEOUT_INIT_OUTBOUND_QUEUE 15 +#define I2O_TIMEOUT_MESSAGE_GET 5 +#define I2O_TIMEOUT_RESET 30 +#define I2O_TIMEOUT_STATUS_GET 5 +#define I2O_TIMEOUT_LCT_GET 360 +#define I2O_TIMEOUT_SCSI_SCB_ABORT 240 + +/* retries */ +#define I2O_HRT_GET_TRIES 3 +#define I2O_LCT_GET_TRIES 3 + +/* defines for max_sectors and max_phys_segments */ +#define I2O_MAX_SECTORS 1024 +#define I2O_MAX_SECTORS_LIMITED 128 +#define I2O_MAX_PHYS_SEGMENTS MAX_PHYS_SEGMENTS + +/* * Message structures */ struct i2o_message { @@ -58,6 +408,12 @@ struct i2o_message { u32 body[0]; }; +/* MFA and I2O message used by mempool */ +struct i2o_msg_mfa { + u32 mfa; /* MFA returned by the controller */ + struct i2o_message msg; /* I2O message */ +}; + /* * Each I2O device entity has one of these. There is one per device. */ @@ -130,6 +486,15 @@ struct i2o_dma { }; /* + * Contains slab cache and mempool information + */ +struct i2o_pool { + char *name; + kmem_cache_t *slab; + mempool_t *mempool; +}; + +/* * Contains IO mapped address information */ struct i2o_io { @@ -174,8 +539,6 @@ struct i2o_controller { void __iomem *irq_status; /* Interrupt status register address */ void __iomem *irq_mask; /* Interrupt mask register address */ - /* Dynamic LCT related data */ - struct i2o_dma status; /* IOP status block */ struct i2o_dma hrt; /* HW Resource Table */ @@ -188,6 +551,8 @@ struct i2o_controller { struct i2o_io in_queue; /* inbound message queue Host->IOP */ struct i2o_dma out_queue; /* outbound message queue IOP->Host */ + struct i2o_pool in_msg; /* mempool for inbound messages */ + unsigned int battery:1; /* Has a battery backup */ unsigned int io_alloc:1; /* An I/O resource was allocated */ unsigned int mem_alloc:1; /* A memory resource was allocated */ @@ -196,7 +561,6 @@ struct i2o_controller { struct resource mem_resource; /* Mem resource allocated to the IOP */ struct device device; - struct class_device *classdev; /* I2O controller class device */ struct i2o_device *exec; /* Executive */ #if BITS_PER_LONG == 64 spinlock_t context_list_lock; /* lock for context_list */ @@ -247,16 +611,13 @@ struct i2o_sys_tbl { extern struct list_head i2o_controllers; /* Message functions */ -static inline u32 i2o_msg_get(struct i2o_controller *, - struct i2o_message __iomem **); -extern u32 i2o_msg_get_wait(struct i2o_controller *, - struct i2o_message __iomem **, int); -static inline void i2o_msg_post(struct i2o_controller *, u32); -static inline int i2o_msg_post_wait(struct i2o_controller *, u32, - unsigned long); -extern int i2o_msg_post_wait_mem(struct i2o_controller *, u32, unsigned long, - struct i2o_dma *); -extern void i2o_msg_nop(struct i2o_controller *, u32); +static inline struct i2o_message *i2o_msg_get(struct i2o_controller *); +extern struct i2o_message *i2o_msg_get_wait(struct i2o_controller *, int); +static inline void i2o_msg_post(struct i2o_controller *, struct i2o_message *); +static inline int i2o_msg_post_wait(struct i2o_controller *, + struct i2o_message *, unsigned long); +extern int i2o_msg_post_wait_mem(struct i2o_controller *, struct i2o_message *, + unsigned long, struct i2o_dma *); static inline void i2o_flush_reply(struct i2o_controller *, u32); /* IOP functions */ @@ -384,10 +745,10 @@ static inline u16 i2o_sg_tablesize(struct i2o_controller *c, u16 body_size) static inline dma_addr_t i2o_dma_map_single(struct i2o_controller *c, void *ptr, size_t size, enum dma_data_direction direction, - u32 __iomem ** sg_ptr) + u32 ** sg_ptr) { u32 sg_flags; - u32 __iomem *mptr = *sg_ptr; + u32 *mptr = *sg_ptr; dma_addr_t dma_addr; switch (direction) { @@ -405,16 +766,16 @@ static inline dma_addr_t i2o_dma_map_single(struct i2o_controller *c, void *ptr, if (!dma_mapping_error(dma_addr)) { #ifdef CONFIG_I2O_EXT_ADAPTEC_DMA64 if ((sizeof(dma_addr_t) > 4) && c->pae_support) { - writel(0x7C020002, mptr++); - writel(PAGE_SIZE, mptr++); + *mptr++ = cpu_to_le32(0x7C020002); + *mptr++ = cpu_to_le32(PAGE_SIZE); } #endif - writel(sg_flags | size, mptr++); - writel(i2o_dma_low(dma_addr), mptr++); + *mptr++ = cpu_to_le32(sg_flags | size); + *mptr++ = cpu_to_le32(i2o_dma_low(dma_addr)); #ifdef CONFIG_I2O_EXT_ADAPTEC_DMA64 if ((sizeof(dma_addr_t) > 4) && c->pae_support) - writel(i2o_dma_high(dma_addr), mptr++); + *mptr++ = cpu_to_le32(i2o_dma_high(dma_addr)); #endif *sg_ptr = mptr; } @@ -439,10 +800,10 @@ static inline dma_addr_t i2o_dma_map_single(struct i2o_controller *c, void *ptr, static inline int i2o_dma_map_sg(struct i2o_controller *c, struct scatterlist *sg, int sg_count, enum dma_data_direction direction, - u32 __iomem ** sg_ptr) + u32 ** sg_ptr) { u32 sg_flags; - u32 __iomem *mptr = *sg_ptr; + u32 *mptr = *sg_ptr; switch (direction) { case DMA_TO_DEVICE: @@ -461,19 +822,19 @@ static inline int i2o_dma_map_sg(struct i2o_controller *c, #ifdef CONFIG_I2O_EXT_ADAPTEC_DMA64 if ((sizeof(dma_addr_t) > 4) && c->pae_support) { - writel(0x7C020002, mptr++); - writel(PAGE_SIZE, mptr++); + *mptr++ = cpu_to_le32(0x7C020002); + *mptr++ = cpu_to_le32(PAGE_SIZE); } #endif while (sg_count-- > 0) { if (!sg_count) sg_flags |= 0xC0000000; - writel(sg_flags | sg_dma_len(sg), mptr++); - writel(i2o_dma_low(sg_dma_address(sg)), mptr++); + *mptr++ = cpu_to_le32(sg_flags | sg_dma_len(sg)); + *mptr++ = cpu_to_le32(i2o_dma_low(sg_dma_address(sg))); #ifdef CONFIG_I2O_EXT_ADAPTEC_DMA64 if ((sizeof(dma_addr_t) > 4) && c->pae_support) - writel(i2o_dma_high(sg_dma_address(sg)), mptr++); + *mptr++ = cpu_to_le32(i2o_dma_high(sg_dma_address(sg))); #endif sg++; } @@ -563,6 +924,64 @@ static inline int i2o_dma_realloc(struct device *dev, struct i2o_dma *addr, return 0; }; +/* + * i2o_pool_alloc - Allocate an slab cache and mempool + * @mempool: pointer to struct i2o_pool to write data into. + * @name: name which is used to identify cache + * @size: size of each object + * @min_nr: minimum number of objects + * + * First allocates a slab cache with name and size. Then allocates a + * mempool which uses the slab cache for allocation and freeing. + * + * Returns 0 on success or negative error code on failure. + */ +static inline int i2o_pool_alloc(struct i2o_pool *pool, const char *name, + size_t size, int min_nr) +{ + pool->name = kmalloc(strlen(name) + 1, GFP_KERNEL); + if (!pool->name) + goto exit; + strcpy(pool->name, name); + + pool->slab = + kmem_cache_create(pool->name, size, 0, SLAB_HWCACHE_ALIGN, NULL, + NULL); + if (!pool->slab) + goto free_name; + + pool->mempool = + mempool_create(min_nr, mempool_alloc_slab, mempool_free_slab, + pool->slab); + if (!pool->mempool) + goto free_slab; + + return 0; + + free_slab: + kmem_cache_destroy(pool->slab); + + free_name: + kfree(pool->name); + + exit: + return -ENOMEM; +}; + +/* + * i2o_pool_free - Free slab cache and mempool again + * @mempool: pointer to struct i2o_pool which should be freed + * + * Note that you have to return all objects to the mempool again before + * calling i2o_pool_free(). + */ +static inline void i2o_pool_free(struct i2o_pool *pool) +{ + mempool_destroy(pool->mempool); + kmem_cache_destroy(pool->slab); + kfree(pool->name); +}; + /* I2O driver (OSM) functions */ extern int i2o_driver_register(struct i2o_driver *); extern void i2o_driver_unregister(struct i2o_driver *); @@ -638,39 +1057,89 @@ extern int i2o_exec_lct_get(struct i2o_controller *); #define kobj_to_i2o_device(kobj) to_i2o_device(container_of(kobj, struct device, kobj)) /** + * i2o_out_to_virt - Turn an I2O message to a virtual address + * @c: controller + * @m: message engine value + * + * Turn a receive message from an I2O controller bus address into + * a Linux virtual address. The shared page frame is a linear block + * so we simply have to shift the offset. This function does not + * work for sender side messages as they are ioremap objects + * provided by the I2O controller. + */ +static inline struct i2o_message *i2o_msg_out_to_virt(struct i2o_controller *c, + u32 m) +{ + BUG_ON(m < c->out_queue.phys + || m >= c->out_queue.phys + c->out_queue.len); + + return c->out_queue.virt + (m - c->out_queue.phys); +}; + +/** + * i2o_msg_in_to_virt - Turn an I2O message to a virtual address + * @c: controller + * @m: message engine value + * + * Turn a send message from an I2O controller bus address into + * a Linux virtual address. The shared page frame is a linear block + * so we simply have to shift the offset. This function does not + * work for receive side messages as they are kmalloc objects + * in a different pool. + */ +static inline struct i2o_message __iomem *i2o_msg_in_to_virt(struct + i2o_controller *c, + u32 m) +{ + return c->in_queue.virt + m; +}; + +/** * i2o_msg_get - obtain an I2O message from the IOP * @c: I2O controller - * @msg: pointer to a I2O message pointer * - * This function tries to get a message slot. If no message slot is + * This function tries to get a message frame. If no message frame is * available do not wait until one is availabe (see also i2o_msg_get_wait). + * The returned pointer to the message frame is not in I/O memory, it is + * allocated from a mempool. But because a MFA is allocated from the + * controller too it is guaranteed that i2o_msg_post() will never fail. * - * On a success the message is returned and the pointer to the message is - * set in msg. The returned message is the physical page frame offset - * address from the read port (see the i2o spec). If no message is - * available returns I2O_QUEUE_EMPTY and msg is leaved untouched. + * On a success a pointer to the message frame is returned. If the message + * queue is empty -EBUSY is returned and if no memory is available -ENOMEM + * is returned. */ -static inline u32 i2o_msg_get(struct i2o_controller *c, - struct i2o_message __iomem ** msg) +static inline struct i2o_message *i2o_msg_get(struct i2o_controller *c) { - u32 m = readl(c->in_port); - - if (m != I2O_QUEUE_EMPTY) - *msg = c->in_queue.virt + m; + struct i2o_msg_mfa *mmsg = mempool_alloc(c->in_msg.mempool, GFP_ATOMIC); + if (!mmsg) + return ERR_PTR(-ENOMEM); + + mmsg->mfa = readl(c->in_port); + if (mmsg->mfa == I2O_QUEUE_EMPTY) { + mempool_free(mmsg, c->in_msg.mempool); + return ERR_PTR(-EBUSY); + } - return m; + return &mmsg->msg; }; /** * i2o_msg_post - Post I2O message to I2O controller * @c: I2O controller to which the message should be send - * @m: the message identifier + * @msg: message returned by i2o_msg_get() * - * Post the message to the I2O controller. + * Post the message to the I2O controller and return immediately. */ -static inline void i2o_msg_post(struct i2o_controller *c, u32 m) +static inline void i2o_msg_post(struct i2o_controller *c, + struct i2o_message *msg) { - writel(m, c->in_port); + struct i2o_msg_mfa *mmsg; + + mmsg = container_of(msg, struct i2o_msg_mfa, msg); + memcpy_toio(i2o_msg_in_to_virt(c, mmsg->mfa), msg, + (le32_to_cpu(msg->u.head[0]) >> 16) << 2); + writel(mmsg->mfa, c->in_port); + mempool_free(mmsg, c->in_msg.mempool); }; /** @@ -685,62 +1154,66 @@ static inline void i2o_msg_post(struct i2o_controller *c, u32 m) * * Returns 0 on success or negative error code on failure. */ -static inline int i2o_msg_post_wait(struct i2o_controller *c, u32 m, +static inline int i2o_msg_post_wait(struct i2o_controller *c, + struct i2o_message *msg, unsigned long timeout) { - return i2o_msg_post_wait_mem(c, m, timeout, NULL); + return i2o_msg_post_wait_mem(c, msg, timeout, NULL); }; /** - * i2o_flush_reply - Flush reply from I2O controller - * @c: I2O controller - * @m: the message identifier + * i2o_msg_nop_mfa - Returns a fetched MFA back to the controller + * @c: I2O controller from which the MFA was fetched + * @mfa: MFA which should be returned * - * The I2O controller must be informed that the reply message is not needed - * anymore. If you forget to flush the reply, the message frame can't be - * used by the controller anymore and is therefore lost. + * This function must be used for preserved messages, because i2o_msg_nop() + * also returns the allocated memory back to the msg_pool mempool. */ -static inline void i2o_flush_reply(struct i2o_controller *c, u32 m) +static inline void i2o_msg_nop_mfa(struct i2o_controller *c, u32 mfa) { - writel(m, c->out_port); + struct i2o_message __iomem *msg; + u32 nop[3] = { + THREE_WORD_MSG_SIZE | SGL_OFFSET_0, + I2O_CMD_UTIL_NOP << 24 | HOST_TID << 12 | ADAPTER_TID, + 0x00000000 + }; + + msg = i2o_msg_in_to_virt(c, mfa); + memcpy_toio(msg, nop, sizeof(nop)); + writel(mfa, c->in_port); }; /** - * i2o_out_to_virt - Turn an I2O message to a virtual address - * @c: controller - * @m: message engine value + * i2o_msg_nop - Returns a message which is not used + * @c: I2O controller from which the message was created + * @msg: message which should be returned * - * Turn a receive message from an I2O controller bus address into - * a Linux virtual address. The shared page frame is a linear block - * so we simply have to shift the offset. This function does not - * work for sender side messages as they are ioremap objects - * provided by the I2O controller. + * If you fetch a message via i2o_msg_get, and can't use it, you must + * return the message with this function. Otherwise the MFA is lost as well + * as the allocated memory from the mempool. */ -static inline struct i2o_message *i2o_msg_out_to_virt(struct i2o_controller *c, - u32 m) +static inline void i2o_msg_nop(struct i2o_controller *c, + struct i2o_message *msg) { - BUG_ON(m < c->out_queue.phys - || m >= c->out_queue.phys + c->out_queue.len); + struct i2o_msg_mfa *mmsg; + mmsg = container_of(msg, struct i2o_msg_mfa, msg); - return c->out_queue.virt + (m - c->out_queue.phys); + i2o_msg_nop_mfa(c, mmsg->mfa); + mempool_free(mmsg, c->in_msg.mempool); }; /** - * i2o_msg_in_to_virt - Turn an I2O message to a virtual address - * @c: controller - * @m: message engine value + * i2o_flush_reply - Flush reply from I2O controller + * @c: I2O controller + * @m: the message identifier * - * Turn a send message from an I2O controller bus address into - * a Linux virtual address. The shared page frame is a linear block - * so we simply have to shift the offset. This function does not - * work for receive side messages as they are kmalloc objects - * in a different pool. + * The I2O controller must be informed that the reply message is not needed + * anymore. If you forget to flush the reply, the message frame can't be + * used by the controller anymore and is therefore lost. */ -static inline struct i2o_message __iomem *i2o_msg_in_to_virt(struct - i2o_controller *c, - u32 m) +static inline void i2o_flush_reply(struct i2o_controller *c, u32 m) { - return c->in_queue.virt + m; + writel(m, c->out_port); }; /* @@ -779,350 +1252,5 @@ extern void i2o_dump_message(struct i2o_message *); extern void i2o_dump_hrt(struct i2o_controller *c); extern void i2o_debug_state(struct i2o_controller *c); -/* - * Cache strategies - */ - -/* The NULL strategy leaves everything up to the controller. This tends to be a - * pessimal but functional choice. - */ -#define CACHE_NULL 0 -/* Prefetch data when reading. We continually attempt to load the next 32 sectors - * into the controller cache. - */ -#define CACHE_PREFETCH 1 -/* Prefetch data when reading. We sometimes attempt to load the next 32 sectors - * into the controller cache. When an I/O is less <= 8K we assume its probably - * not sequential and don't prefetch (default) - */ -#define CACHE_SMARTFETCH 2 -/* Data is written to the cache and then out on to the disk. The I/O must be - * physically on the medium before the write is acknowledged (default without - * NVRAM) - */ -#define CACHE_WRITETHROUGH 17 -/* Data is written to the cache and then out on to the disk. The controller - * is permitted to write back the cache any way it wants. (default if battery - * backed NVRAM is present). It can be useful to set this for swap regardless of - * battery state. - */ -#define CACHE_WRITEBACK 18 -/* Optimise for under powered controllers, especially on RAID1 and RAID0. We - * write large I/O's directly to disk bypassing the cache to avoid the extra - * memory copy hits. Small writes are writeback cached - */ -#define CACHE_SMARTBACK 19 -/* Optimise for under powered controllers, especially on RAID1 and RAID0. We - * write large I/O's directly to disk bypassing the cache to avoid the extra - * memory copy hits. Small writes are writethrough cached. Suitable for devices - * lacking battery backup - */ -#define CACHE_SMARTTHROUGH 20 - -/* - * Ioctl structures - */ - -#define BLKI2OGRSTRAT _IOR('2', 1, int) -#define BLKI2OGWSTRAT _IOR('2', 2, int) -#define BLKI2OSRSTRAT _IOW('2', 3, int) -#define BLKI2OSWSTRAT _IOW('2', 4, int) - -/* - * I2O Function codes - */ - -/* - * Executive Class - */ -#define I2O_CMD_ADAPTER_ASSIGN 0xB3 -#define I2O_CMD_ADAPTER_READ 0xB2 -#define I2O_CMD_ADAPTER_RELEASE 0xB5 -#define I2O_CMD_BIOS_INFO_SET 0xA5 -#define I2O_CMD_BOOT_DEVICE_SET 0xA7 -#define I2O_CMD_CONFIG_VALIDATE 0xBB -#define I2O_CMD_CONN_SETUP 0xCA -#define I2O_CMD_DDM_DESTROY 0xB1 -#define I2O_CMD_DDM_ENABLE 0xD5 -#define I2O_CMD_DDM_QUIESCE 0xC7 -#define I2O_CMD_DDM_RESET 0xD9 -#define I2O_CMD_DDM_SUSPEND 0xAF -#define I2O_CMD_DEVICE_ASSIGN 0xB7 -#define I2O_CMD_DEVICE_RELEASE 0xB9 -#define I2O_CMD_HRT_GET 0xA8 -#define I2O_CMD_ADAPTER_CLEAR 0xBE -#define I2O_CMD_ADAPTER_CONNECT 0xC9 -#define I2O_CMD_ADAPTER_RESET 0xBD -#define I2O_CMD_LCT_NOTIFY 0xA2 -#define I2O_CMD_OUTBOUND_INIT 0xA1 -#define I2O_CMD_PATH_ENABLE 0xD3 -#define I2O_CMD_PATH_QUIESCE 0xC5 -#define I2O_CMD_PATH_RESET 0xD7 -#define I2O_CMD_STATIC_MF_CREATE 0xDD -#define I2O_CMD_STATIC_MF_RELEASE 0xDF -#define I2O_CMD_STATUS_GET 0xA0 -#define I2O_CMD_SW_DOWNLOAD 0xA9 -#define I2O_CMD_SW_UPLOAD 0xAB -#define I2O_CMD_SW_REMOVE 0xAD -#define I2O_CMD_SYS_ENABLE 0xD1 -#define I2O_CMD_SYS_MODIFY 0xC1 -#define I2O_CMD_SYS_QUIESCE 0xC3 -#define I2O_CMD_SYS_TAB_SET 0xA3 - -/* - * Utility Class - */ -#define I2O_CMD_UTIL_NOP 0x00 -#define I2O_CMD_UTIL_ABORT 0x01 -#define I2O_CMD_UTIL_CLAIM 0x09 -#define I2O_CMD_UTIL_RELEASE 0x0B -#define I2O_CMD_UTIL_PARAMS_GET 0x06 -#define I2O_CMD_UTIL_PARAMS_SET 0x05 -#define I2O_CMD_UTIL_EVT_REGISTER 0x13 -#define I2O_CMD_UTIL_EVT_ACK 0x14 -#define I2O_CMD_UTIL_CONFIG_DIALOG 0x10 -#define I2O_CMD_UTIL_DEVICE_RESERVE 0x0D -#define I2O_CMD_UTIL_DEVICE_RELEASE 0x0F -#define I2O_CMD_UTIL_LOCK 0x17 -#define I2O_CMD_UTIL_LOCK_RELEASE 0x19 -#define I2O_CMD_UTIL_REPLY_FAULT_NOTIFY 0x15 - -/* - * SCSI Host Bus Adapter Class - */ -#define I2O_CMD_SCSI_EXEC 0x81 -#define I2O_CMD_SCSI_ABORT 0x83 -#define I2O_CMD_SCSI_BUSRESET 0x27 - -/* - * Bus Adapter Class - */ -#define I2O_CMD_BUS_ADAPTER_RESET 0x85 -#define I2O_CMD_BUS_RESET 0x87 -#define I2O_CMD_BUS_SCAN 0x89 -#define I2O_CMD_BUS_QUIESCE 0x8b - -/* - * Random Block Storage Class - */ -#define I2O_CMD_BLOCK_READ 0x30 -#define I2O_CMD_BLOCK_WRITE 0x31 -#define I2O_CMD_BLOCK_CFLUSH 0x37 -#define I2O_CMD_BLOCK_MLOCK 0x49 -#define I2O_CMD_BLOCK_MUNLOCK 0x4B -#define I2O_CMD_BLOCK_MMOUNT 0x41 -#define I2O_CMD_BLOCK_MEJECT 0x43 -#define I2O_CMD_BLOCK_POWER 0x70 - -#define I2O_CMD_PRIVATE 0xFF - -/* Command status values */ - -#define I2O_CMD_IN_PROGRESS 0x01 -#define I2O_CMD_REJECTED 0x02 -#define I2O_CMD_FAILED 0x03 -#define I2O_CMD_COMPLETED 0x04 - -/* I2O API function return values */ - -#define I2O_RTN_NO_ERROR 0 -#define I2O_RTN_NOT_INIT 1 -#define I2O_RTN_FREE_Q_EMPTY 2 -#define I2O_RTN_TCB_ERROR 3 -#define I2O_RTN_TRANSACTION_ERROR 4 -#define I2O_RTN_ADAPTER_ALREADY_INIT 5 -#define I2O_RTN_MALLOC_ERROR 6 -#define I2O_RTN_ADPTR_NOT_REGISTERED 7 -#define I2O_RTN_MSG_REPLY_TIMEOUT 8 -#define I2O_RTN_NO_STATUS 9 -#define I2O_RTN_NO_FIRM_VER 10 -#define I2O_RTN_NO_LINK_SPEED 11 - -/* Reply message status defines for all messages */ - -#define I2O_REPLY_STATUS_SUCCESS 0x00 -#define I2O_REPLY_STATUS_ABORT_DIRTY 0x01 -#define I2O_REPLY_STATUS_ABORT_NO_DATA_TRANSFER 0x02 -#define I2O_REPLY_STATUS_ABORT_PARTIAL_TRANSFER 0x03 -#define I2O_REPLY_STATUS_ERROR_DIRTY 0x04 -#define I2O_REPLY_STATUS_ERROR_NO_DATA_TRANSFER 0x05 -#define I2O_REPLY_STATUS_ERROR_PARTIAL_TRANSFER 0x06 -#define I2O_REPLY_STATUS_PROCESS_ABORT_DIRTY 0x08 -#define I2O_REPLY_STATUS_PROCESS_ABORT_NO_DATA_TRANSFER 0x09 -#define I2O_REPLY_STATUS_PROCESS_ABORT_PARTIAL_TRANSFER 0x0A -#define I2O_REPLY_STATUS_TRANSACTION_ERROR 0x0B -#define I2O_REPLY_STATUS_PROGRESS_REPORT 0x80 - -/* Status codes and Error Information for Parameter functions */ - -#define I2O_PARAMS_STATUS_SUCCESS 0x00 -#define I2O_PARAMS_STATUS_BAD_KEY_ABORT 0x01 -#define I2O_PARAMS_STATUS_BAD_KEY_CONTINUE 0x02 -#define I2O_PARAMS_STATUS_BUFFER_FULL 0x03 -#define I2O_PARAMS_STATUS_BUFFER_TOO_SMALL 0x04 -#define I2O_PARAMS_STATUS_FIELD_UNREADABLE 0x05 -#define I2O_PARAMS_STATUS_FIELD_UNWRITEABLE 0x06 -#define I2O_PARAMS_STATUS_INSUFFICIENT_FIELDS 0x07 -#define I2O_PARAMS_STATUS_INVALID_GROUP_ID 0x08 -#define I2O_PARAMS_STATUS_INVALID_OPERATION 0x09 -#define I2O_PARAMS_STATUS_NO_KEY_FIELD 0x0A -#define I2O_PARAMS_STATUS_NO_SUCH_FIELD 0x0B -#define I2O_PARAMS_STATUS_NON_DYNAMIC_GROUP 0x0C -#define I2O_PARAMS_STATUS_OPERATION_ERROR 0x0D -#define I2O_PARAMS_STATUS_SCALAR_ERROR 0x0E -#define I2O_PARAMS_STATUS_TABLE_ERROR 0x0F -#define I2O_PARAMS_STATUS_WRONG_GROUP_TYPE 0x10 - -/* DetailedStatusCode defines for Executive, DDM, Util and Transaction error - * messages: Table 3-2 Detailed Status Codes.*/ - -#define I2O_DSC_SUCCESS 0x0000 -#define I2O_DSC_BAD_KEY 0x0002 -#define I2O_DSC_TCL_ERROR 0x0003 -#define I2O_DSC_REPLY_BUFFER_FULL 0x0004 -#define I2O_DSC_NO_SUCH_PAGE 0x0005 -#define I2O_DSC_INSUFFICIENT_RESOURCE_SOFT 0x0006 -#define I2O_DSC_INSUFFICIENT_RESOURCE_HARD 0x0007 -#define I2O_DSC_CHAIN_BUFFER_TOO_LARGE 0x0009 -#define I2O_DSC_UNSUPPORTED_FUNCTION 0x000A -#define I2O_DSC_DEVICE_LOCKED 0x000B -#define I2O_DSC_DEVICE_RESET 0x000C -#define I2O_DSC_INAPPROPRIATE_FUNCTION 0x000D -#define I2O_DSC_INVALID_INITIATOR_ADDRESS 0x000E -#define I2O_DSC_INVALID_MESSAGE_FLAGS 0x000F -#define I2O_DSC_INVALID_OFFSET 0x0010 -#define I2O_DSC_INVALID_PARAMETER 0x0011 -#define I2O_DSC_INVALID_REQUEST 0x0012 -#define I2O_DSC_INVALID_TARGET_ADDRESS 0x0013 -#define I2O_DSC_MESSAGE_TOO_LARGE 0x0014 -#define I2O_DSC_MESSAGE_TOO_SMALL 0x0015 -#define I2O_DSC_MISSING_PARAMETER 0x0016 -#define I2O_DSC_TIMEOUT 0x0017 -#define I2O_DSC_UNKNOWN_ERROR 0x0018 -#define I2O_DSC_UNKNOWN_FUNCTION 0x0019 -#define I2O_DSC_UNSUPPORTED_VERSION 0x001A -#define I2O_DSC_DEVICE_BUSY 0x001B -#define I2O_DSC_DEVICE_NOT_AVAILABLE 0x001C - -/* DetailedStatusCode defines for Block Storage Operation: Table 6-7 Detailed - Status Codes.*/ - -#define I2O_BSA_DSC_SUCCESS 0x0000 -#define I2O_BSA_DSC_MEDIA_ERROR 0x0001 -#define I2O_BSA_DSC_ACCESS_ERROR 0x0002 -#define I2O_BSA_DSC_DEVICE_FAILURE 0x0003 -#define I2O_BSA_DSC_DEVICE_NOT_READY 0x0004 -#define I2O_BSA_DSC_MEDIA_NOT_PRESENT 0x0005 -#define I2O_BSA_DSC_MEDIA_LOCKED 0x0006 -#define I2O_BSA_DSC_MEDIA_FAILURE 0x0007 -#define I2O_BSA_DSC_PROTOCOL_FAILURE 0x0008 -#define I2O_BSA_DSC_BUS_FAILURE 0x0009 -#define I2O_BSA_DSC_ACCESS_VIOLATION 0x000A -#define I2O_BSA_DSC_WRITE_PROTECTED 0x000B -#define I2O_BSA_DSC_DEVICE_RESET 0x000C -#define I2O_BSA_DSC_VOLUME_CHANGED 0x000D -#define I2O_BSA_DSC_TIMEOUT 0x000E - -/* FailureStatusCodes, Table 3-3 Message Failure Codes */ - -#define I2O_FSC_TRANSPORT_SERVICE_SUSPENDED 0x81 -#define I2O_FSC_TRANSPORT_SERVICE_TERMINATED 0x82 -#define I2O_FSC_TRANSPORT_CONGESTION 0x83 -#define I2O_FSC_TRANSPORT_FAILURE 0x84 -#define I2O_FSC_TRANSPORT_STATE_ERROR 0x85 -#define I2O_FSC_TRANSPORT_TIME_OUT 0x86 -#define I2O_FSC_TRANSPORT_ROUTING_FAILURE 0x87 -#define I2O_FSC_TRANSPORT_INVALID_VERSION 0x88 -#define I2O_FSC_TRANSPORT_INVALID_OFFSET 0x89 -#define I2O_FSC_TRANSPORT_INVALID_MSG_FLAGS 0x8A -#define I2O_FSC_TRANSPORT_FRAME_TOO_SMALL 0x8B -#define I2O_FSC_TRANSPORT_FRAME_TOO_LARGE 0x8C -#define I2O_FSC_TRANSPORT_INVALID_TARGET_ID 0x8D -#define I2O_FSC_TRANSPORT_INVALID_INITIATOR_ID 0x8E -#define I2O_FSC_TRANSPORT_INVALID_INITIATOR_CONTEXT 0x8F -#define I2O_FSC_TRANSPORT_UNKNOWN_FAILURE 0xFF - -/* Device Claim Types */ -#define I2O_CLAIM_PRIMARY 0x01000000 -#define I2O_CLAIM_MANAGEMENT 0x02000000 -#define I2O_CLAIM_AUTHORIZED 0x03000000 -#define I2O_CLAIM_SECONDARY 0x04000000 - -/* Message header defines for VersionOffset */ -#define I2OVER15 0x0001 -#define I2OVER20 0x0002 - -/* Default is 1.5 */ -#define I2OVERSION I2OVER15 - -#define SGL_OFFSET_0 I2OVERSION -#define SGL_OFFSET_4 (0x0040 | I2OVERSION) -#define SGL_OFFSET_5 (0x0050 | I2OVERSION) -#define SGL_OFFSET_6 (0x0060 | I2OVERSION) -#define SGL_OFFSET_7 (0x0070 | I2OVERSION) -#define SGL_OFFSET_8 (0x0080 | I2OVERSION) -#define SGL_OFFSET_9 (0x0090 | I2OVERSION) -#define SGL_OFFSET_10 (0x00A0 | I2OVERSION) -#define SGL_OFFSET_11 (0x00B0 | I2OVERSION) -#define SGL_OFFSET_12 (0x00C0 | I2OVERSION) -#define SGL_OFFSET(x) (((x)<<4) | I2OVERSION) - -/* Transaction Reply Lists (TRL) Control Word structure */ -#define TRL_SINGLE_FIXED_LENGTH 0x00 -#define TRL_SINGLE_VARIABLE_LENGTH 0x40 -#define TRL_MULTIPLE_FIXED_LENGTH 0x80 - - /* msg header defines for MsgFlags */ -#define MSG_STATIC 0x0100 -#define MSG_64BIT_CNTXT 0x0200 -#define MSG_MULTI_TRANS 0x1000 -#define MSG_FAIL 0x2000 -#define MSG_FINAL 0x4000 -#define MSG_REPLY 0x8000 - - /* minimum size msg */ -#define THREE_WORD_MSG_SIZE 0x00030000 -#define FOUR_WORD_MSG_SIZE 0x00040000 -#define FIVE_WORD_MSG_SIZE 0x00050000 -#define SIX_WORD_MSG_SIZE 0x00060000 -#define SEVEN_WORD_MSG_SIZE 0x00070000 -#define EIGHT_WORD_MSG_SIZE 0x00080000 -#define NINE_WORD_MSG_SIZE 0x00090000 -#define TEN_WORD_MSG_SIZE 0x000A0000 -#define ELEVEN_WORD_MSG_SIZE 0x000B0000 -#define I2O_MESSAGE_SIZE(x) ((x)<<16) - -/* special TID assignments */ -#define ADAPTER_TID 0 -#define HOST_TID 1 - -/* outbound queue defines */ -#define I2O_MAX_OUTBOUND_MSG_FRAMES 128 -#define I2O_OUTBOUND_MSG_FRAME_SIZE 128 /* in 32-bit words */ - -#define I2O_POST_WAIT_OK 0 -#define I2O_POST_WAIT_TIMEOUT -ETIMEDOUT - -#define I2O_CONTEXT_LIST_MIN_LENGTH 15 -#define I2O_CONTEXT_LIST_USED 0x01 -#define I2O_CONTEXT_LIST_DELETED 0x02 - -/* timeouts */ -#define I2O_TIMEOUT_INIT_OUTBOUND_QUEUE 15 -#define I2O_TIMEOUT_MESSAGE_GET 5 -#define I2O_TIMEOUT_RESET 30 -#define I2O_TIMEOUT_STATUS_GET 5 -#define I2O_TIMEOUT_LCT_GET 360 -#define I2O_TIMEOUT_SCSI_SCB_ABORT 240 - -/* retries */ -#define I2O_HRT_GET_TRIES 3 -#define I2O_LCT_GET_TRIES 3 - -/* defines for max_sectors and max_phys_segments */ -#define I2O_MAX_SECTORS 1024 -#define I2O_MAX_SECTORS_LIMITED 256 -#define I2O_MAX_PHYS_SEGMENTS MAX_PHYS_SEGMENTS - #endif /* __KERNEL__ */ #endif /* _I2O_H */ diff --git a/include/linux/ide.h b/include/linux/ide.h index 7b6a6a58e46..110b3cfac02 100644 --- a/include/linux/ide.h +++ b/include/linux/ide.h @@ -18,6 +18,7 @@ #include <linux/bio.h> #include <linux/device.h> #include <linux/pci.h> +#include <linux/completion.h> #include <asm/byteorder.h> #include <asm/system.h> #include <asm/io.h> @@ -638,7 +639,7 @@ typedef struct ide_drive_s { int crc_count; /* crc counter to reduce drive speed */ struct list_head list; struct device gendev; - struct semaphore gendev_rel_sem; /* to deal with device release() */ + struct completion gendev_rel_comp; /* to deal with device release() */ } ide_drive_t; #define to_ide_device(dev)container_of(dev, ide_drive_t, gendev) @@ -794,14 +795,14 @@ typedef struct hwif_s { unsigned sg_mapped : 1; /* sg_table and sg_nents are ready */ struct device gendev; - struct semaphore gendev_rel_sem; /* To deal with device release() */ + struct completion gendev_rel_comp; /* To deal with device release() */ void *hwif_data; /* extra hwif data */ unsigned dma; void (*led_act)(void *data, int rw); -} ____cacheline_maxaligned_in_smp ide_hwif_t; +} ____cacheline_internodealigned_in_smp ide_hwif_t; /* * internal ide interrupt handler type @@ -982,8 +983,13 @@ typedef struct ide_driver_s { ide_startstop_t (*abort)(ide_drive_t *, struct request *rq); ide_proc_entry_t *proc; struct device_driver gen_driver; + int (*probe)(ide_drive_t *); + void (*remove)(ide_drive_t *); + void (*shutdown)(ide_drive_t *); } ide_driver_t; +#define to_ide_driver(drv) container_of(drv, ide_driver_t, gen_driver) + int generic_ide_ioctl(ide_drive_t *, struct file *, struct block_device *, unsigned, unsigned long); /* diff --git a/include/linux/if_ether.h b/include/linux/if_ether.h index fe26d431de8..7a92c1ce145 100644 --- a/include/linux/if_ether.h +++ b/include/linux/if_ether.h @@ -72,6 +72,7 @@ * over Ethernet */ #define ETH_P_AOE 0x88A2 /* ATA over Ethernet */ +#define ETH_P_TIPC 0x88CA /* TIPC */ /* * Non DIX types. Won't clash for 1500 types. diff --git a/include/linux/if_frad.h b/include/linux/if_frad.h index 511999c7eed..395f0aad9cb 100644 --- a/include/linux/if_frad.h +++ b/include/linux/if_frad.h @@ -131,17 +131,17 @@ struct frad_conf /* these are the fields of an RFC 1490 header */ struct frhdr { - unsigned char control __attribute__((packed)); + unsigned char control; /* for IP packets, this can be the NLPID */ - unsigned char pad __attribute__((packed)); + unsigned char pad; - unsigned char NLPID __attribute__((packed)); - unsigned char OUI[3] __attribute__((packed)); - unsigned short PID __attribute__((packed)); + unsigned char NLPID; + unsigned char OUI[3]; + unsigned short PID; #define IP_NLPID pad -}; +} __attribute__((packed)); /* see RFC 1490 for the definition of the following */ #define FRAD_I_UI 0x03 diff --git a/include/linux/if_pppox.h b/include/linux/if_pppox.h index e677f73f13d..4fab3d0a4bc 100644 --- a/include/linux/if_pppox.h +++ b/include/linux/if_pppox.h @@ -157,8 +157,7 @@ struct pppox_proto { extern int register_pppox_proto(int proto_num, struct pppox_proto *pp); extern void unregister_pppox_proto(int proto_num); extern void pppox_unbind_sock(struct sock *sk);/* delete ppp-channel binding */ -extern int pppox_channel_ioctl(struct ppp_channel *pc, unsigned int cmd, - unsigned long arg); +extern int pppox_ioctl(struct socket *sock, unsigned int cmd, unsigned long arg); /* PPPoX socket states */ enum { diff --git a/include/linux/inet.h b/include/linux/inet.h index 3b5e9fdff87..6c5587af118 100644 --- a/include/linux/inet.h +++ b/include/linux/inet.h @@ -45,6 +45,6 @@ #ifdef __KERNEL__ #include <linux/types.h> -extern __u32 in_aton(const char *str); +extern __be32 in_aton(const char *str); #endif #endif /* _LINUX_INET_H */ diff --git a/include/linux/init.h b/include/linux/init.h index 59008c3826c..ff8d8b8632f 100644 --- a/include/linux/init.h +++ b/include/linux/init.h @@ -241,6 +241,18 @@ void __init parse_early_param(void); #define __cpuexitdata __exitdata #endif +#ifdef CONFIG_MEMORY_HOTPLUG +#define __meminit +#define __meminitdata +#define __memexit +#define __memexitdata +#else +#define __meminit __init +#define __meminitdata __initdata +#define __memexit __exit +#define __memexitdata __exitdata +#endif + /* Functions marked as __devexit may be discarded at kernel link time, depending on config options. Newer versions of binutils detect references from retained sections to discarded sections and flag an error. Pointers to diff --git a/include/linux/input.h b/include/linux/input.h index 3c5823368dd..6d4cc3c110d 100644 --- a/include/linux/input.h +++ b/include/linux/input.h @@ -13,6 +13,7 @@ #include <linux/time.h> #include <linux/list.h> #include <linux/device.h> +#include <linux/mod_devicetable.h> #else #include <sys/time.h> #include <sys/ioctl.h> @@ -511,6 +512,8 @@ struct input_absinfo { #define KEY_FN_S 0x1e3 #define KEY_FN_B 0x1e4 +/* We avoid low common keys in module aliases so they don't get huge. */ +#define KEY_MIN_INTERESTING KEY_MUTE #define KEY_MAX 0x1ff /* @@ -793,6 +796,44 @@ struct ff_effect { #define FF_MAX 0x7f +struct input_device_id { + + kernel_ulong_t flags; + + struct input_id id; + + kernel_ulong_t evbit[EV_MAX/BITS_PER_LONG+1]; + kernel_ulong_t keybit[KEY_MAX/BITS_PER_LONG+1]; + kernel_ulong_t relbit[REL_MAX/BITS_PER_LONG+1]; + kernel_ulong_t absbit[ABS_MAX/BITS_PER_LONG+1]; + kernel_ulong_t mscbit[MSC_MAX/BITS_PER_LONG+1]; + kernel_ulong_t ledbit[LED_MAX/BITS_PER_LONG+1]; + kernel_ulong_t sndbit[SND_MAX/BITS_PER_LONG+1]; + kernel_ulong_t ffbit[FF_MAX/BITS_PER_LONG+1]; + kernel_ulong_t swbit[SW_MAX/BITS_PER_LONG+1]; + + kernel_ulong_t driver_info; +}; + +/* + * Structure for hotplug & device<->driver matching. + */ + +#define INPUT_DEVICE_ID_MATCH_BUS 1 +#define INPUT_DEVICE_ID_MATCH_VENDOR 2 +#define INPUT_DEVICE_ID_MATCH_PRODUCT 4 +#define INPUT_DEVICE_ID_MATCH_VERSION 8 + +#define INPUT_DEVICE_ID_MATCH_EVBIT 0x010 +#define INPUT_DEVICE_ID_MATCH_KEYBIT 0x020 +#define INPUT_DEVICE_ID_MATCH_RELBIT 0x040 +#define INPUT_DEVICE_ID_MATCH_ABSBIT 0x080 +#define INPUT_DEVICE_ID_MATCH_MSCIT 0x100 +#define INPUT_DEVICE_ID_MATCH_LEDBIT 0x200 +#define INPUT_DEVICE_ID_MATCH_SNDBIT 0x400 +#define INPUT_DEVICE_ID_MATCH_FFBIT 0x800 +#define INPUT_DEVICE_ID_MATCH_SWBIT 0x1000 + #ifdef __KERNEL__ /* @@ -901,49 +942,11 @@ struct input_dev { }; #define to_input_dev(d) container_of(d, struct input_dev, cdev) -/* - * Structure for hotplug & device<->driver matching. - */ - -#define INPUT_DEVICE_ID_MATCH_BUS 1 -#define INPUT_DEVICE_ID_MATCH_VENDOR 2 -#define INPUT_DEVICE_ID_MATCH_PRODUCT 4 -#define INPUT_DEVICE_ID_MATCH_VERSION 8 - -#define INPUT_DEVICE_ID_MATCH_EVBIT 0x010 -#define INPUT_DEVICE_ID_MATCH_KEYBIT 0x020 -#define INPUT_DEVICE_ID_MATCH_RELBIT 0x040 -#define INPUT_DEVICE_ID_MATCH_ABSBIT 0x080 -#define INPUT_DEVICE_ID_MATCH_MSCIT 0x100 -#define INPUT_DEVICE_ID_MATCH_LEDBIT 0x200 -#define INPUT_DEVICE_ID_MATCH_SNDBIT 0x400 -#define INPUT_DEVICE_ID_MATCH_FFBIT 0x800 -#define INPUT_DEVICE_ID_MATCH_SWBIT 0x1000 - #define INPUT_DEVICE_ID_MATCH_DEVICE\ (INPUT_DEVICE_ID_MATCH_BUS | INPUT_DEVICE_ID_MATCH_VENDOR | INPUT_DEVICE_ID_MATCH_PRODUCT) #define INPUT_DEVICE_ID_MATCH_DEVICE_AND_VERSION\ (INPUT_DEVICE_ID_MATCH_DEVICE | INPUT_DEVICE_ID_MATCH_VERSION) -struct input_device_id { - - unsigned long flags; - - struct input_id id; - - unsigned long evbit[NBITS(EV_MAX)]; - unsigned long keybit[NBITS(KEY_MAX)]; - unsigned long relbit[NBITS(REL_MAX)]; - unsigned long absbit[NBITS(ABS_MAX)]; - unsigned long mscbit[NBITS(MSC_MAX)]; - unsigned long ledbit[NBITS(LED_MAX)]; - unsigned long sndbit[NBITS(SND_MAX)]; - unsigned long ffbit[NBITS(FF_MAX)]; - unsigned long swbit[NBITS(SW_MAX)]; - - unsigned long driver_info; -}; - struct input_handle; struct input_handler { diff --git a/include/linux/interrupt.h b/include/linux/interrupt.h index 41f150a3d2d..2c08fdc2bdf 100644 --- a/include/linux/interrupt.h +++ b/include/linux/interrupt.h @@ -79,7 +79,7 @@ static inline void __deprecated save_flags(unsigned long *x) { local_save_flags(*x); } -#define save_flags(x) save_flags(&x); +#define save_flags(x) save_flags(&x) static inline void __deprecated restore_flags(unsigned long x) { local_irq_restore(x); @@ -112,7 +112,7 @@ enum TIMER_SOFTIRQ, NET_TX_SOFTIRQ, NET_RX_SOFTIRQ, - SCSI_SOFTIRQ, + BLOCK_SOFTIRQ, TASKLET_SOFTIRQ }; diff --git a/include/linux/ioc3.h b/include/linux/ioc3.h new file mode 100644 index 00000000000..e7906a72a4f --- /dev/null +++ b/include/linux/ioc3.h @@ -0,0 +1,93 @@ +/* + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + * + * Copyright (c) 2005 Stanislaw Skowronek <skylark@linux-mips.org> + */ + +#ifndef _LINUX_IOC3_H +#define _LINUX_IOC3_H + +#include <asm/sn/ioc3.h> + +#define IOC3_MAX_SUBMODULES 32 + +#define IOC3_CLASS_NONE 0 +#define IOC3_CLASS_BASE_IP27 1 +#define IOC3_CLASS_BASE_IP30 2 +#define IOC3_CLASS_MENET_123 3 +#define IOC3_CLASS_MENET_4 4 +#define IOC3_CLASS_CADDUO 5 +#define IOC3_CLASS_SERIAL 6 + +/* One of these per IOC3 */ +struct ioc3_driver_data { + struct list_head list; + int id; /* IOC3 sequence number */ + /* PCI mapping */ + unsigned long pma; /* physical address */ + struct __iomem ioc3 *vma; /* pointer to registers */ + struct pci_dev *pdev; /* PCI device */ + /* IRQ stuff */ + int dual_irq; /* set if separate IRQs are used */ + int irq_io, irq_eth; /* IRQ numbers */ + /* GPIO magic */ + spinlock_t gpio_lock; + unsigned int gpdr_shadow; + /* NIC identifiers */ + char nic_part[32]; + char nic_serial[16]; + char nic_mac[6]; + /* submodule set */ + int class; + void *data[IOC3_MAX_SUBMODULES]; /* for submodule use */ + int active[IOC3_MAX_SUBMODULES]; /* set if probe succeeds */ + /* is_ir_lock must be held while + * modifying sio_ie values, so + * we can be sure that sio_ie is + * not changing when we read it + * along with sio_ir. + */ + spinlock_t ir_lock; /* SIO_IE[SC] mod lock */ +}; + +/* One per submodule */ +struct ioc3_submodule { + char *name; /* descriptive submodule name */ + struct module *owner; /* owning kernel module */ + int ethernet; /* set for ethernet drivers */ + int (*probe) (struct ioc3_submodule *, struct ioc3_driver_data *); + int (*remove) (struct ioc3_submodule *, struct ioc3_driver_data *); + int id; /* assigned by IOC3, index for the "data" array */ + /* IRQ stuff */ + unsigned int irq_mask; /* IOC3 IRQ mask, leave clear for Ethernet */ + int reset_mask; /* non-zero if you want the ioc3.c module to reset interrupts */ + int (*intr) (struct ioc3_submodule *, struct ioc3_driver_data *, unsigned int, struct pt_regs *); + /* private submodule data */ + void *data; /* assigned by submodule */ +}; + +/********************************** + * Functions needed by submodules * + **********************************/ + +#define IOC3_W_IES 0 +#define IOC3_W_IEC 1 + +/* registers a submodule for all existing and future IOC3 chips */ +extern int ioc3_register_submodule(struct ioc3_submodule *); +/* unregisters a submodule */ +extern void ioc3_unregister_submodule(struct ioc3_submodule *); +/* enables IRQs indicated by irq_mask for a specified IOC3 chip */ +extern void ioc3_enable(struct ioc3_submodule *, struct ioc3_driver_data *, unsigned int); +/* ackowledges specified IRQs */ +extern void ioc3_ack(struct ioc3_submodule *, struct ioc3_driver_data *, unsigned int); +/* disables IRQs indicated by irq_mask for a specified IOC3 chip */ +extern void ioc3_disable(struct ioc3_submodule *, struct ioc3_driver_data *, unsigned int); +/* atomically sets GPCR bits */ +extern void ioc3_gpcr_set(struct ioc3_driver_data *, unsigned int); +/* general ireg writer */ +extern void ioc3_write_ireg(struct ioc3_driver_data *idd, uint32_t value, int reg); + +#endif diff --git a/include/linux/ip.h b/include/linux/ip.h index 33e8a19a1a0..4b55cf1df73 100644 --- a/include/linux/ip.h +++ b/include/linux/ip.h @@ -16,6 +16,7 @@ */ #ifndef _LINUX_IP_H #define _LINUX_IP_H +#include <linux/types.h> #include <asm/byteorder.h> #define IPTOS_TOS_MASK 0x1E @@ -78,126 +79,6 @@ #define IPOPT_TS_TSANDADDR 1 /* timestamps and addresses */ #define IPOPT_TS_PRESPEC 3 /* specified modules only */ -#ifdef __KERNEL__ -#include <linux/config.h> -#include <linux/types.h> -#include <net/request_sock.h> -#include <net/sock.h> -#include <linux/igmp.h> -#include <net/flow.h> - -struct ip_options { - __u32 faddr; /* Saved first hop address */ - unsigned char optlen; - unsigned char srr; - unsigned char rr; - unsigned char ts; - unsigned char is_setbyuser:1, /* Set by setsockopt? */ - is_data:1, /* Options in __data, rather than skb */ - is_strictroute:1, /* Strict source route */ - srr_is_hit:1, /* Packet destination addr was our one */ - is_changed:1, /* IP checksum more not valid */ - rr_needaddr:1, /* Need to record addr of outgoing dev */ - ts_needtime:1, /* Need to record timestamp */ - ts_needaddr:1; /* Need to record addr of outgoing dev */ - unsigned char router_alert; - unsigned char __pad1; - unsigned char __pad2; - unsigned char __data[0]; -}; - -#define optlength(opt) (sizeof(struct ip_options) + opt->optlen) - -struct inet_request_sock { - struct request_sock req; - u32 loc_addr; - u32 rmt_addr; - u16 rmt_port; - u16 snd_wscale : 4, - rcv_wscale : 4, - tstamp_ok : 1, - sack_ok : 1, - wscale_ok : 1, - ecn_ok : 1, - acked : 1; - struct ip_options *opt; -}; - -static inline struct inet_request_sock *inet_rsk(const struct request_sock *sk) -{ - return (struct inet_request_sock *)sk; -} - -struct ipv6_pinfo; - -struct inet_sock { - /* sk and pinet6 has to be the first two members of inet_sock */ - struct sock sk; -#if defined(CONFIG_IPV6) || defined(CONFIG_IPV6_MODULE) - struct ipv6_pinfo *pinet6; -#endif - /* Socket demultiplex comparisons on incoming packets. */ - __u32 daddr; /* Foreign IPv4 addr */ - __u32 rcv_saddr; /* Bound local IPv4 addr */ - __u16 dport; /* Destination port */ - __u16 num; /* Local port */ - __u32 saddr; /* Sending source */ - __s16 uc_ttl; /* Unicast TTL */ - __u16 cmsg_flags; - struct ip_options *opt; - __u16 sport; /* Source port */ - __u16 id; /* ID counter for DF pkts */ - __u8 tos; /* TOS */ - __u8 mc_ttl; /* Multicasting TTL */ - __u8 pmtudisc; - unsigned recverr : 1, - freebind : 1, - hdrincl : 1, - mc_loop : 1; - int mc_index; /* Multicast device index */ - __u32 mc_addr; - struct ip_mc_socklist *mc_list; /* Group array */ - /* - * Following members are used to retain the infomation to build - * an ip header on each ip fragmentation while the socket is corked. - */ - struct { - unsigned int flags; - unsigned int fragsize; - struct ip_options *opt; - struct rtable *rt; - int length; /* Total length of all frames */ - u32 addr; - struct flowi fl; - } cork; -}; - -#define IPCORK_OPT 1 /* ip-options has been held in ipcork.opt */ -#define IPCORK_ALLFRAG 2 /* always fragment (for ipv6 for now) */ - -static inline struct inet_sock *inet_sk(const struct sock *sk) -{ - return (struct inet_sock *)sk; -} - -static inline void __inet_sk_copy_descendant(struct sock *sk_to, - const struct sock *sk_from, - const int ancestor_size) -{ - memcpy(inet_sk(sk_to) + 1, inet_sk(sk_from) + 1, - sk_from->sk_prot->obj_size - ancestor_size); -} -#if !(defined(CONFIG_IPV6) || defined(CONFIG_IPV6_MODULE)) -static inline void inet_sk_copy_descendant(struct sock *sk_to, - const struct sock *sk_from) -{ - __inet_sk_copy_descendant(sk_to, sk_from, sizeof(struct inet_sock)); -} -#endif -#endif - -extern int inet_sk_rebuild_header(struct sock *sk); - struct iphdr { #if defined(__LITTLE_ENDIAN_BITFIELD) __u8 ihl:4, @@ -209,14 +90,14 @@ struct iphdr { #error "Please fix <asm/byteorder.h>" #endif __u8 tos; - __u16 tot_len; - __u16 id; - __u16 frag_off; + __be16 tot_len; + __be16 id; + __be16 frag_off; __u8 ttl; __u8 protocol; __u16 check; - __u32 saddr; - __u32 daddr; + __be32 saddr; + __be32 daddr; /*The options start here. */ }; diff --git a/include/linux/ipv6.h b/include/linux/ipv6.h index e0b922785d9..9c8f4c9ed42 100644 --- a/include/linux/ipv6.h +++ b/include/linux/ipv6.h @@ -171,12 +171,13 @@ enum { }; #ifdef __KERNEL__ -#include <linux/in6.h> /* struct sockaddr_in6 */ #include <linux/icmpv6.h> -#include <net/if_inet6.h> /* struct ipv6_mc_socklist */ #include <linux/tcp.h> #include <linux/udp.h> +#include <net/if_inet6.h> /* struct ipv6_mc_socklist */ +#include <net/inet_sock.h> + /* This structure contains results of exthdrs parsing as offsets from skb->nh. @@ -190,6 +191,10 @@ struct inet6_skb_parm { __u16 srcrt; __u16 dst1; __u16 lastopt; + __u32 nhoff; + __u16 flags; + +#define IP6SKB_XFRM_TRANSFORMED 1 }; #define IP6CB(skb) ((struct inet6_skb_parm*)((skb)->cb)) @@ -199,18 +204,17 @@ static inline int inet6_iif(const struct sk_buff *skb) return IP6CB(skb)->iif; } -struct tcp6_request_sock { - struct tcp_request_sock req; +struct inet6_request_sock { struct in6_addr loc_addr; struct in6_addr rmt_addr; struct sk_buff *pktopts; int iif; }; -static inline struct tcp6_request_sock *tcp6_rsk(const struct request_sock *sk) -{ - return (struct tcp6_request_sock *)sk; -} +struct tcp6_request_sock { + struct tcp_request_sock tcp6rsk_tcp; + struct inet6_request_sock tcp6rsk_inet6; +}; /** * struct ipv6_pinfo - ipv6 private area @@ -298,12 +302,36 @@ struct tcp6_sock { struct ipv6_pinfo inet6; }; +extern int inet6_sk_rebuild_header(struct sock *sk); + #if defined(CONFIG_IPV6) || defined(CONFIG_IPV6_MODULE) static inline struct ipv6_pinfo * inet6_sk(const struct sock *__sk) { return inet_sk(__sk)->pinet6; } +static inline struct inet6_request_sock * + inet6_rsk(const struct request_sock *rsk) +{ + return (struct inet6_request_sock *)(((u8 *)rsk) + + inet_rsk(rsk)->inet6_rsk_offset); +} + +static inline u32 inet6_rsk_offset(struct request_sock *rsk) +{ + return rsk->rsk_ops->obj_size - sizeof(struct inet6_request_sock); +} + +static inline struct request_sock *inet6_reqsk_alloc(struct request_sock_ops *ops) +{ + struct request_sock *req = reqsk_alloc(ops); + + if (req != NULL) + inet_rsk(req)->inet6_rsk_offset = inet6_rsk_offset(req); + + return req; +} + static inline struct raw6_sock *raw6_sk(const struct sock *sk) { return (struct raw6_sock *)sk; @@ -323,28 +351,37 @@ static inline void inet_sk_copy_descendant(struct sock *sk_to, #define __ipv6_only_sock(sk) (inet6_sk(sk)->ipv6only) #define ipv6_only_sock(sk) ((sk)->sk_family == PF_INET6 && __ipv6_only_sock(sk)) -#include <linux/tcp.h> +struct inet6_timewait_sock { + struct in6_addr tw_v6_daddr; + struct in6_addr tw_v6_rcv_saddr; +}; struct tcp6_timewait_sock { - struct tcp_timewait_sock tw_v6_sk; - struct in6_addr tw_v6_daddr; - struct in6_addr tw_v6_rcv_saddr; + struct tcp_timewait_sock tcp6tw_tcp; + struct inet6_timewait_sock tcp6tw_inet6; }; -static inline struct tcp6_timewait_sock *tcp6_twsk(const struct sock *sk) +static inline u16 inet6_tw_offset(const struct proto *prot) { - return (struct tcp6_timewait_sock *)sk; + return prot->twsk_prot->twsk_obj_size - + sizeof(struct inet6_timewait_sock); } -static inline struct in6_addr *__tcp_v6_rcv_saddr(const struct sock *sk) +static inline struct inet6_timewait_sock *inet6_twsk(const struct sock *sk) +{ + return (struct inet6_timewait_sock *)(((u8 *)sk) + + inet_twsk(sk)->tw_ipv6_offset); +} + +static inline struct in6_addr *__inet6_rcv_saddr(const struct sock *sk) { return likely(sk->sk_state != TCP_TIME_WAIT) ? - &inet6_sk(sk)->rcv_saddr : &tcp6_twsk(sk)->tw_v6_rcv_saddr; + &inet6_sk(sk)->rcv_saddr : &inet6_twsk(sk)->tw_v6_rcv_saddr; } -static inline struct in6_addr *tcp_v6_rcv_saddr(const struct sock *sk) +static inline struct in6_addr *inet6_rcv_saddr(const struct sock *sk) { - return sk->sk_family == AF_INET6 ? __tcp_v6_rcv_saddr(sk) : NULL; + return sk->sk_family == AF_INET6 ? __inet6_rcv_saddr(sk) : NULL; } static inline int inet_v6_ipv6only(const struct sock *sk) @@ -361,13 +398,19 @@ static inline struct ipv6_pinfo * inet6_sk(const struct sock *__sk) return NULL; } +static inline struct inet6_request_sock * + inet6_rsk(const struct request_sock *rsk) +{ + return NULL; +} + static inline struct raw6_sock *raw6_sk(const struct sock *sk) { return NULL; } -#define __tcp_v6_rcv_saddr(__sk) NULL -#define tcp_v6_rcv_saddr(__sk) NULL +#define __inet6_rcv_saddr(__sk) NULL +#define inet6_rcv_saddr(__sk) NULL #define tcp_twsk_ipv6only(__sk) 0 #define inet_v6_ipv6only(__sk) 0 #endif /* defined(CONFIG_IPV6) || defined(CONFIG_IPV6_MODULE) */ diff --git a/include/linux/irq.h b/include/linux/irq.h index f04ba20712a..6c5d4c898cc 100644 --- a/include/linux/irq.h +++ b/include/linux/irq.h @@ -12,7 +12,7 @@ #include <linux/config.h> #include <linux/smp.h> -#if !defined(CONFIG_ARCH_S390) +#if !defined(CONFIG_S390) #include <linux/linkage.h> #include <linux/cache.h> @@ -221,6 +221,17 @@ extern void note_interrupt(unsigned int irq, irq_desc_t *desc, extern int can_request_irq(unsigned int irq, unsigned long irqflags); extern void init_irq_proc(void); + +#ifdef CONFIG_AUTO_IRQ_AFFINITY +extern int select_smp_affinity(unsigned int irq); +#else +static inline int +select_smp_affinity(unsigned int irq) +{ + return 1; +} +#endif + #endif extern hw_irq_controller no_irq_type; /* needed in every arch ? */ diff --git a/include/linux/isdnif.h b/include/linux/isdnif.h index 7a4eacd77cb..04e10f9f14f 100644 --- a/include/linux/isdnif.h +++ b/include/linux/isdnif.h @@ -282,43 +282,43 @@ typedef struct setup_parm { typedef struct T30_s { /* session parameters */ - __u8 resolution __attribute__ ((packed)); - __u8 rate __attribute__ ((packed)); - __u8 width __attribute__ ((packed)); - __u8 length __attribute__ ((packed)); - __u8 compression __attribute__ ((packed)); - __u8 ecm __attribute__ ((packed)); - __u8 binary __attribute__ ((packed)); - __u8 scantime __attribute__ ((packed)); - __u8 id[FAXIDLEN] __attribute__ ((packed)); + __u8 resolution; + __u8 rate; + __u8 width; + __u8 length; + __u8 compression; + __u8 ecm; + __u8 binary; + __u8 scantime; + __u8 id[FAXIDLEN]; /* additional parameters */ - __u8 phase __attribute__ ((packed)); - __u8 direction __attribute__ ((packed)); - __u8 code __attribute__ ((packed)); - __u8 badlin __attribute__ ((packed)); - __u8 badmul __attribute__ ((packed)); - __u8 bor __attribute__ ((packed)); - __u8 fet __attribute__ ((packed)); - __u8 pollid[FAXIDLEN] __attribute__ ((packed)); - __u8 cq __attribute__ ((packed)); - __u8 cr __attribute__ ((packed)); - __u8 ctcrty __attribute__ ((packed)); - __u8 minsp __attribute__ ((packed)); - __u8 phcto __attribute__ ((packed)); - __u8 rel __attribute__ ((packed)); - __u8 nbc __attribute__ ((packed)); + __u8 phase; + __u8 direction; + __u8 code; + __u8 badlin; + __u8 badmul; + __u8 bor; + __u8 fet; + __u8 pollid[FAXIDLEN]; + __u8 cq; + __u8 cr; + __u8 ctcrty; + __u8 minsp; + __u8 phcto; + __u8 rel; + __u8 nbc; /* remote station parameters */ - __u8 r_resolution __attribute__ ((packed)); - __u8 r_rate __attribute__ ((packed)); - __u8 r_width __attribute__ ((packed)); - __u8 r_length __attribute__ ((packed)); - __u8 r_compression __attribute__ ((packed)); - __u8 r_ecm __attribute__ ((packed)); - __u8 r_binary __attribute__ ((packed)); - __u8 r_scantime __attribute__ ((packed)); - __u8 r_id[FAXIDLEN] __attribute__ ((packed)); - __u8 r_code __attribute__ ((packed)); -} T30_s; + __u8 r_resolution; + __u8 r_rate; + __u8 r_width; + __u8 r_length; + __u8 r_compression; + __u8 r_ecm; + __u8 r_binary; + __u8 r_scantime; + __u8 r_id[FAXIDLEN]; + __u8 r_code; +} __attribute__((packed)) T30_s; #define ISDN_TTY_FAX_CONN_IN 0 #define ISDN_TTY_FAX_CONN_OUT 1 diff --git a/include/linux/isicom.h b/include/linux/isicom.h index 7c6eae7f6ed..45b3d48f097 100644 --- a/include/linux/isicom.h +++ b/include/linux/isicom.h @@ -4,47 +4,12 @@ /*#define ISICOM_DEBUG*/ /*#define ISICOM_DEBUG_DTR_RTS*/ - -/* - * Firmware Loader definitions ... - */ - -#define __MultiTech ('M'<<8) -#define MIOCTL_LOAD_FIRMWARE (__MultiTech | 0x01) -#define MIOCTL_READ_FIRMWARE (__MultiTech | 0x02) -#define MIOCTL_XFER_CTRL (__MultiTech | 0x03) -#define MIOCTL_RESET_CARD (__MultiTech | 0x04) - -#define DATA_SIZE 16 - -typedef struct { - unsigned short exec_segment; - unsigned short exec_addr; -} exec_record; - -typedef struct { - int board; /* Board to load */ - unsigned short addr; - unsigned short count; -} bin_header; - -typedef struct { - int board; /* Board to load */ - unsigned short addr; - unsigned short count; - unsigned short segment; - unsigned char bin_data[DATA_SIZE]; -} bin_frame; - #ifdef __KERNEL__ #define YES 1 #define NO 0 -#define ISILOAD_MISC_MINOR 155 /* /dev/isctl */ -#define ISILOAD_NAME "ISILoad" - -/* +/* * ISICOM Driver definitions ... * */ @@ -55,8 +20,8 @@ typedef struct { * PCI definitions */ - #define DEVID_COUNT 9 - #define VENDOR_ID 0x10b5 +#define DEVID_COUNT 9 +#define VENDOR_ID 0x10b5 /* * These are now officially allocated numbers @@ -66,9 +31,9 @@ typedef struct { #define ISICOM_CMAJOR 113 /* callout */ #define ISICOM_MAGIC (('M' << 8) | 'T') -#define WAKEUP_CHARS 256 /* hard coded for now */ -#define TX_SIZE 254 - +#define WAKEUP_CHARS 256 /* hard coded for now */ +#define TX_SIZE 254 + #define BOARD_COUNT 4 #define PORT_COUNT (BOARD_COUNT*16) @@ -98,18 +63,15 @@ typedef struct { #define ISICOM_INITIATE_XONXOFF 0x04 #define ISICOM_RESPOND_XONXOFF 0x08 -#define InterruptTheCard(base) (outw(0,(base)+0xc)) -#define ClearInterrupt(base) (inw((base)+0x0a)) - #define BOARD(line) (((line) >> 4) & 0x3) /* isi kill queue bitmap */ - + #define ISICOM_KILLTX 0x01 #define ISICOM_KILLRX 0x02 /* isi_board status bitmap */ - + #define FIRMWARE_LOADED 0x0001 #define BOARD_ACTIVE 0x0002 @@ -123,9 +85,8 @@ typedef struct { #define ISI_RTS 0x0200 -#define ISI_TXOK 0x0001 - +#define ISI_TXOK 0x0001 + #endif /* __KERNEL__ */ #endif /* ISICOM_H */ - diff --git a/include/linux/jbd.h b/include/linux/jbd.h index dcde7adfdce..558cb4c26ec 100644 --- a/include/linux/jbd.h +++ b/include/linux/jbd.h @@ -498,6 +498,12 @@ struct transaction_s struct journal_head *t_checkpoint_list; /* + * Doubly-linked circular list of all buffers submitted for IO while + * checkpointing. [j_list_lock] + */ + struct journal_head *t_checkpoint_io_list; + + /* * Doubly-linked circular list of temporary buffers currently undergoing * IO in the log [j_list_lock] */ @@ -843,7 +849,7 @@ extern void journal_commit_transaction(journal_t *); /* Checkpoint list management */ int __journal_clean_checkpoint_list(journal_t *journal); -void __journal_remove_checkpoint(struct journal_head *); +int __journal_remove_checkpoint(struct journal_head *); void __journal_insert_checkpoint(struct journal_head *, transaction_t *); /* Buffer IO */ diff --git a/include/linux/jffs2_fs_i.h b/include/linux/jffs2_fs_i.h index ef85ab56302..ad565bf9dcc 100644 --- a/include/linux/jffs2_fs_i.h +++ b/include/linux/jffs2_fs_i.h @@ -8,11 +8,11 @@ #include <asm/semaphore.h> struct jffs2_inode_info { - /* We need an internal semaphore similar to inode->i_sem. + /* We need an internal mutex similar to inode->i_mutex. Unfortunately, we can't used the existing one, because either the GC would deadlock, or we'd have to release it before letting GC proceed. Or we'd have to put ugliness - into the GC code so it didn't attempt to obtain the i_sem + into the GC code so it didn't attempt to obtain the i_mutex for the inode(s) which are already locked */ struct semaphore sem; diff --git a/include/linux/jiffies.h b/include/linux/jiffies.h index 6acfdbba734..99905e18053 100644 --- a/include/linux/jiffies.h +++ b/include/linux/jiffies.h @@ -1,21 +1,12 @@ #ifndef _LINUX_JIFFIES_H #define _LINUX_JIFFIES_H +#include <linux/calc64.h> #include <linux/kernel.h> #include <linux/types.h> #include <linux/time.h> #include <linux/timex.h> #include <asm/param.h> /* for HZ */ -#include <asm/div64.h> - -#ifndef div_long_long_rem -#define div_long_long_rem(dividend,divisor,remainder) \ -({ \ - u64 result = dividend; \ - *remainder = do_div(result,divisor); \ - result; \ -}) -#endif /* * The following defines establish the engineering parameters of the PLL @@ -373,8 +364,11 @@ jiffies_to_timeval(const unsigned long jiffies, struct timeval *value) * one divide. */ u64 nsec = (u64)jiffies * TICK_NSEC; - value->tv_sec = div_long_long_rem(nsec, NSEC_PER_SEC, &value->tv_usec); - value->tv_usec /= NSEC_PER_USEC; + long tv_usec; + + value->tv_sec = div_long_long_rem(nsec, NSEC_PER_SEC, &tv_usec); + tv_usec /= NSEC_PER_USEC; + value->tv_usec = tv_usec; } /* diff --git a/include/linux/kbd_kern.h b/include/linux/kbd_kern.h index 7428198111e..45f625d7d0b 100644 --- a/include/linux/kbd_kern.h +++ b/include/linux/kbd_kern.h @@ -151,7 +151,7 @@ extern unsigned int keymap_count; static inline void con_schedule_flip(struct tty_struct *t) { - schedule_work(&t->flip.work); + schedule_work(&t->buf.work); } #endif diff --git a/include/linux/kernel.h b/include/linux/kernel.h index b1e407a4fbd..a5363324cf9 100644 --- a/include/linux/kernel.h +++ b/include/linux/kernel.h @@ -47,6 +47,8 @@ extern int console_printk[]; #define default_console_loglevel (console_printk[3]) struct completion; +struct pt_regs; +struct user; /** * might_sleep - annotation for functions that can sleep @@ -123,6 +125,8 @@ extern int __kernel_text_address(unsigned long addr); extern int kernel_text_address(unsigned long addr); extern int session_of_pgrp(int pgrp); +extern void dump_thread(struct pt_regs *regs, struct user *dump); + #ifdef CONFIG_PRINTK asmlinkage int vprintk(const char *fmt, va_list args) __attribute__ ((format (printf, 1, 0))); @@ -212,6 +216,7 @@ extern void dump_stack(void); ((unsigned char *)&addr)[1], \ ((unsigned char *)&addr)[2], \ ((unsigned char *)&addr)[3] +#define NIPQUAD_FMT "%u.%u.%u.%u" #define NIP6(addr) \ ntohs((addr).s6_addr16[0]), \ @@ -222,6 +227,8 @@ extern void dump_stack(void); ntohs((addr).s6_addr16[5]), \ ntohs((addr).s6_addr16[6]), \ ntohs((addr).s6_addr16[7]) +#define NIP6_FMT "%04x:%04x:%04x:%04x:%04x:%04x:%04x:%04x" +#define NIP6_SEQFMT "%04x%04x%04x%04x%04x%04x%04x%04x" #if defined(__LITTLE_ENDIAN) #define HIPQUAD(addr) \ @@ -286,6 +293,15 @@ extern void dump_stack(void); 1; \ }) +/* + * Check at compile time that 'function' is a certain type, or is a pointer + * to that type (needs to use typedef for the function type.) + */ +#define typecheck_fn(type,function) \ +({ typeof(type) __tmp = function; \ + (void)__tmp; \ +}) + #endif /* __KERNEL__ */ #define SI_LOAD_SHIFT 16 @@ -316,8 +332,6 @@ extern int randomize_va_space; #endif /* Trap pasters of __FUNCTION__ at compile-time */ -#if __GNUC__ > 2 || __GNUC_MINOR__ >= 95 #define __FUNCTION__ (__func__) -#endif #endif diff --git a/include/linux/kexec.h b/include/linux/kexec.h index c8468472aec..a311f58c8a7 100644 --- a/include/linux/kexec.h +++ b/include/linux/kexec.h @@ -41,7 +41,7 @@ typedef unsigned long kimage_entry_t; #define IND_DONE 0x4 #define IND_SOURCE 0x8 -#define KEXEC_SEGMENT_MAX 8 +#define KEXEC_SEGMENT_MAX 16 struct kexec_segment { void __user *buf; size_t bufsz; @@ -119,12 +119,15 @@ extern struct kimage *kexec_image; #define KEXEC_ARCH_PPC64 (21 << 16) #define KEXEC_ARCH_IA_64 (50 << 16) #define KEXEC_ARCH_S390 (22 << 16) +#define KEXEC_ARCH_SH (42 << 16) #define KEXEC_FLAGS (KEXEC_ON_CRASH) /* List of defined/legal kexec flags */ /* Location of a reserved region to hold the crash kernel. */ extern struct resource crashk_res; +typedef u32 note_buf_t[MAX_NOTE_BYTES/4]; +extern note_buf_t *crash_notes; #else /* !CONFIG_KEXEC */ struct pt_regs; diff --git a/include/linux/key.h b/include/linux/key.h index 53513a3be53..cbf464ad958 100644 --- a/include/linux/key.h +++ b/include/linux/key.h @@ -177,6 +177,8 @@ struct key { /* * kernel managed key type definition */ +typedef int (*request_key_actor_t)(struct key *key, struct key *authkey, const char *op); + struct key_type { /* name of the type */ const char *name; @@ -193,14 +195,6 @@ struct key_type { */ int (*instantiate)(struct key *key, const void *data, size_t datalen); - /* duplicate a key of this type (optional) - * - the source key will be locked against change - * - the new description will be attached - * - the quota will have been adjusted automatically from - * source->quotalen - */ - int (*duplicate)(struct key *key, const struct key *source); - /* update a key of this type (optional) * - this method should call key_payload_reserve() to recalculate the * quota consumption @@ -226,6 +220,16 @@ struct key_type { */ long (*read)(const struct key *key, char __user *buffer, size_t buflen); + /* handle request_key() for this type instead of invoking + * /sbin/request-key (optional) + * - key is the key to instantiate + * - authkey is the authority to assume when instantiating this key + * - op is the operation to be done, usually "create" + * - the call must not return until the instantiation process has run + * its course + */ + request_key_actor_t request_key; + /* internal fields */ struct list_head link; /* link in types list */ }; diff --git a/include/linux/keyctl.h b/include/linux/keyctl.h index 8d7c59a29e0..3365945640c 100644 --- a/include/linux/keyctl.h +++ b/include/linux/keyctl.h @@ -19,6 +19,7 @@ #define KEY_SPEC_USER_KEYRING -4 /* - key ID for UID-specific keyring */ #define KEY_SPEC_USER_SESSION_KEYRING -5 /* - key ID for UID-session keyring */ #define KEY_SPEC_GROUP_KEYRING -6 /* - key ID for GID-specific keyring */ +#define KEY_SPEC_REQKEY_AUTH_KEY -7 /* - key ID for assumed request_key auth key */ /* request-key default keyrings */ #define KEY_REQKEY_DEFL_NO_CHANGE -1 @@ -46,5 +47,7 @@ #define KEYCTL_INSTANTIATE 12 /* instantiate a partially constructed key */ #define KEYCTL_NEGATE 13 /* negate a partially constructed key */ #define KEYCTL_SET_REQKEY_KEYRING 14 /* set default request-key keyring */ +#define KEYCTL_SET_TIMEOUT 15 /* set key timeout */ +#define KEYCTL_ASSUME_AUTHORITY 16 /* assume request_key() authorisation */ #endif /* _LINUX_KEYCTL_H */ diff --git a/include/linux/kobject.h b/include/linux/kobject.h index 7f7403aa4a4..2a8d8da7096 100644 --- a/include/linux/kobject.h +++ b/include/linux/kobject.h @@ -23,14 +23,27 @@ #include <linux/spinlock.h> #include <linux/rwsem.h> #include <linux/kref.h> -#include <linux/kobject_uevent.h> #include <linux/kernel.h> #include <asm/atomic.h> -#define KOBJ_NAME_LEN 20 +#define KOBJ_NAME_LEN 20 +#define UEVENT_HELPER_PATH_LEN 256 -/* counter to tag the hotplug event, read only except for the kobject core */ -extern u64 hotplug_seqnum; +/* path to the userspace helper executed on an event */ +extern char uevent_helper[]; + +/* counter to tag the uevent, read only except for the kobject core */ +extern u64 uevent_seqnum; + +/* the actions here must match the proper string in lib/kobject_uevent.c */ +typedef int __bitwise kobject_action_t; +enum kobject_action { + KOBJ_ADD = (__force kobject_action_t) 0x01, /* exclusive to core */ + KOBJ_REMOVE = (__force kobject_action_t) 0x02, /* exclusive to core */ + KOBJ_CHANGE = (__force kobject_action_t) 0x03, /* device state change */ + KOBJ_OFFLINE = (__force kobject_action_t) 0x04, /* device offline */ + KOBJ_ONLINE = (__force kobject_action_t) 0x05, /* device online */ +}; struct kobject { const char * k_name; @@ -87,15 +100,14 @@ struct kobj_type { * of object; multiple ksets can belong to one subsystem. All * ksets of a subsystem share the subsystem's lock. * - * Each kset can support hotplugging; if it does, it will be given - * the opportunity to filter out specific kobjects from being - * reported, as well as to add its own "data" elements to the - * environment being passed to the hotplug helper. + * Each kset can support specific event variables; it can + * supress the event generation or add subsystem specific + * variables carried with the event. */ -struct kset_hotplug_ops { +struct kset_uevent_ops { int (*filter)(struct kset *kset, struct kobject *kobj); const char *(*name)(struct kset *kset, struct kobject *kobj); - int (*hotplug)(struct kset *kset, struct kobject *kobj, char **envp, + int (*uevent)(struct kset *kset, struct kobject *kobj, char **envp, int num_envp, char *buffer, int buffer_size); }; @@ -105,7 +117,7 @@ struct kset { struct list_head list; spinlock_t list_lock; struct kobject kobj; - struct kset_hotplug_ops * hotplug_ops; + struct kset_uevent_ops * uevent_ops; }; @@ -153,20 +165,20 @@ struct subsystem { struct rw_semaphore rwsem; }; -#define decl_subsys(_name,_type,_hotplug_ops) \ +#define decl_subsys(_name,_type,_uevent_ops) \ struct subsystem _name##_subsys = { \ .kset = { \ .kobj = { .name = __stringify(_name) }, \ .ktype = _type, \ - .hotplug_ops =_hotplug_ops, \ + .uevent_ops =_uevent_ops, \ } \ } -#define decl_subsys_name(_varname,_name,_type,_hotplug_ops) \ +#define decl_subsys_name(_varname,_name,_type,_uevent_ops) \ struct subsystem _varname##_subsys = { \ .kset = { \ .kobj = { .name = __stringify(_name) }, \ .ktype = _type, \ - .hotplug_ops =_hotplug_ops, \ + .uevent_ops =_uevent_ops, \ } \ } @@ -241,15 +253,17 @@ struct subsys_attribute { extern int subsys_create_file(struct subsystem * , struct subsys_attribute *); extern void subsys_remove_file(struct subsystem * , struct subsys_attribute *); -#ifdef CONFIG_HOTPLUG -void kobject_hotplug(struct kobject *kobj, enum kobject_action action); -int add_hotplug_env_var(char **envp, int num_envp, int *cur_index, +#if defined(CONFIG_HOTPLUG) & defined(CONFIG_NET) +void kobject_uevent(struct kobject *kobj, enum kobject_action action); + +int add_uevent_var(char **envp, int num_envp, int *cur_index, char *buffer, int buffer_size, int *cur_len, const char *format, ...) __attribute__((format (printf, 7, 8))); #else -static inline void kobject_hotplug(struct kobject *kobj, enum kobject_action action) { } -static inline int add_hotplug_env_var(char **envp, int num_envp, int *cur_index, +static inline void kobject_uevent(struct kobject *kobj, enum kobject_action action) { } + +static inline int add_uevent_var(char **envp, int num_envp, int *cur_index, char *buffer, int buffer_size, int *cur_len, const char *format, ...) { return 0; } diff --git a/include/linux/kobject_uevent.h b/include/linux/kobject_uevent.h deleted file mode 100644 index aa664fe7e56..00000000000 --- a/include/linux/kobject_uevent.h +++ /dev/null @@ -1,57 +0,0 @@ -/* - * kobject_uevent.h - list of kobject user events that can be generated - * - * Copyright (C) 2004 IBM Corp. - * Copyright (C) 2004 Greg Kroah-Hartman <greg@kroah.com> - * - * This file is released under the GPLv2. - * - */ - -#ifndef _KOBJECT_EVENT_H_ -#define _KOBJECT_EVENT_H_ - -#define HOTPLUG_PATH_LEN 256 - -/* path to the hotplug userspace helper executed on an event */ -extern char hotplug_path[]; - -/* - * If you add an action here, you must also add the proper string to the - * lib/kobject_uevent.c file. - */ -typedef int __bitwise kobject_action_t; -enum kobject_action { - KOBJ_ADD = (__force kobject_action_t) 0x01, /* add event, for hotplug */ - KOBJ_REMOVE = (__force kobject_action_t) 0x02, /* remove event, for hotplug */ - KOBJ_CHANGE = (__force kobject_action_t) 0x03, /* a sysfs attribute file has changed */ - KOBJ_MOUNT = (__force kobject_action_t) 0x04, /* mount event for block devices */ - KOBJ_UMOUNT = (__force kobject_action_t) 0x05, /* umount event for block devices */ - KOBJ_OFFLINE = (__force kobject_action_t) 0x06, /* offline event for hotplug devices */ - KOBJ_ONLINE = (__force kobject_action_t) 0x07, /* online event for hotplug devices */ -}; - - -#ifdef CONFIG_KOBJECT_UEVENT -int kobject_uevent(struct kobject *kobj, - enum kobject_action action, - struct attribute *attr); -int kobject_uevent_atomic(struct kobject *kobj, - enum kobject_action action, - struct attribute *attr); -#else -static inline int kobject_uevent(struct kobject *kobj, - enum kobject_action action, - struct attribute *attr) -{ - return 0; -} -static inline int kobject_uevent_atomic(struct kobject *kobj, - enum kobject_action action, - struct attribute *attr) -{ - return 0; -} -#endif - -#endif diff --git a/include/linux/kprobes.h b/include/linux/kprobes.h index c03f2dc933d..669756bc20a 100644 --- a/include/linux/kprobes.h +++ b/include/linux/kprobes.h @@ -68,6 +68,9 @@ struct kprobe { /* list of kprobes for multi-handler support */ struct list_head list; + /* Indicates that the corresponding module has been ref counted */ + unsigned int mod_refcounted; + /*count the number of times this probe was temporarily disarmed */ unsigned long nmissed; @@ -149,11 +152,10 @@ struct kretprobe_instance { }; extern spinlock_t kretprobe_lock; +extern struct semaphore kprobe_mutex; extern int arch_prepare_kprobe(struct kprobe *p); -extern void arch_copy_kprobe(struct kprobe *p); extern void arch_arm_kprobe(struct kprobe *p); extern void arch_disarm_kprobe(struct kprobe *p); -extern void arch_remove_kprobe(struct kprobe *p); extern int arch_init_kprobes(void); extern void show_registers(struct pt_regs *regs); extern kprobe_opcode_t *get_insn_slot(void); diff --git a/include/linux/ktime.h b/include/linux/ktime.h new file mode 100644 index 00000000000..1bd6552cc34 --- /dev/null +++ b/include/linux/ktime.h @@ -0,0 +1,284 @@ +/* + * include/linux/ktime.h + * + * ktime_t - nanosecond-resolution time format. + * + * Copyright(C) 2005, Thomas Gleixner <tglx@linutronix.de> + * Copyright(C) 2005, Red Hat, Inc., Ingo Molnar + * + * data type definitions, declarations, prototypes and macros. + * + * Started by: Thomas Gleixner and Ingo Molnar + * + * For licencing details see kernel-base/COPYING + */ +#ifndef _LINUX_KTIME_H +#define _LINUX_KTIME_H + +#include <linux/time.h> +#include <linux/jiffies.h> + +/* + * ktime_t: + * + * On 64-bit CPUs a single 64-bit variable is used to store the hrtimers + * internal representation of time values in scalar nanoseconds. The + * design plays out best on 64-bit CPUs, where most conversions are + * NOPs and most arithmetic ktime_t operations are plain arithmetic + * operations. + * + * On 32-bit CPUs an optimized representation of the timespec structure + * is used to avoid expensive conversions from and to timespecs. The + * endian-aware order of the tv struct members is choosen to allow + * mathematical operations on the tv64 member of the union too, which + * for certain operations produces better code. + * + * For architectures with efficient support for 64/32-bit conversions the + * plain scalar nanosecond based representation can be selected by the + * config switch CONFIG_KTIME_SCALAR. + */ +typedef union { + s64 tv64; +#if BITS_PER_LONG != 64 && !defined(CONFIG_KTIME_SCALAR) + struct { +# ifdef __BIG_ENDIAN + s32 sec, nsec; +# else + s32 nsec, sec; +# endif + } tv; +#endif +} ktime_t; + +#define KTIME_MAX (~((u64)1 << 63)) + +/* + * ktime_t definitions when using the 64-bit scalar representation: + */ + +#if (BITS_PER_LONG == 64) || defined(CONFIG_KTIME_SCALAR) + +/* Define a ktime_t variable and initialize it to zero: */ +#define DEFINE_KTIME(kt) ktime_t kt = { .tv64 = 0 } + +/** + * ktime_set - Set a ktime_t variable from a seconds/nanoseconds value + * + * @secs: seconds to set + * @nsecs: nanoseconds to set + * + * Return the ktime_t representation of the value + */ +static inline ktime_t ktime_set(const long secs, const unsigned long nsecs) +{ + return (ktime_t) { .tv64 = (s64)secs * NSEC_PER_SEC + (s64)nsecs }; +} + +/* Subtract two ktime_t variables. rem = lhs -rhs: */ +#define ktime_sub(lhs, rhs) \ + ({ (ktime_t){ .tv64 = (lhs).tv64 - (rhs).tv64 }; }) + +/* Add two ktime_t variables. res = lhs + rhs: */ +#define ktime_add(lhs, rhs) \ + ({ (ktime_t){ .tv64 = (lhs).tv64 + (rhs).tv64 }; }) + +/* + * Add a ktime_t variable and a scalar nanosecond value. + * res = kt + nsval: + */ +#define ktime_add_ns(kt, nsval) \ + ({ (ktime_t){ .tv64 = (kt).tv64 + (nsval) }; }) + +/* convert a timespec to ktime_t format: */ +#define timespec_to_ktime(ts) ktime_set((ts).tv_sec, (ts).tv_nsec) + +/* convert a timeval to ktime_t format: */ +#define timeval_to_ktime(tv) ktime_set((tv).tv_sec, (tv).tv_usec * 1000) + +/* Map the ktime_t to timespec conversion to ns_to_timespec function */ +#define ktime_to_timespec(kt) ns_to_timespec((kt).tv64) + +/* Map the ktime_t to timeval conversion to ns_to_timeval function */ +#define ktime_to_timeval(kt) ns_to_timeval((kt).tv64) + +/* Map the ktime_t to clock_t conversion to the inline in jiffies.h: */ +#define ktime_to_clock_t(kt) nsec_to_clock_t((kt).tv64) + +/* Convert ktime_t to nanoseconds - NOP in the scalar storage format: */ +#define ktime_to_ns(kt) ((kt).tv64) + +#else + +/* + * Helper macros/inlines to get the ktime_t math right in the timespec + * representation. The macros are sometimes ugly - their actual use is + * pretty okay-ish, given the circumstances. We do all this for + * performance reasons. The pure scalar nsec_t based code was nice and + * simple, but created too many 64-bit / 32-bit conversions and divisions. + * + * Be especially aware that negative values are represented in a way + * that the tv.sec field is negative and the tv.nsec field is greater + * or equal to zero but less than nanoseconds per second. This is the + * same representation which is used by timespecs. + * + * tv.sec < 0 and 0 >= tv.nsec < NSEC_PER_SEC + */ + +/* Define a ktime_t variable and initialize it to zero: */ +#define DEFINE_KTIME(kt) ktime_t kt = { .tv64 = 0 } + +/* Set a ktime_t variable to a value in sec/nsec representation: */ +static inline ktime_t ktime_set(const long secs, const unsigned long nsecs) +{ + return (ktime_t) { .tv = { .sec = secs, .nsec = nsecs } }; +} + +/** + * ktime_sub - subtract two ktime_t variables + * + * @lhs: minuend + * @rhs: subtrahend + * + * Returns the remainder of the substraction + */ +static inline ktime_t ktime_sub(const ktime_t lhs, const ktime_t rhs) +{ + ktime_t res; + + res.tv64 = lhs.tv64 - rhs.tv64; + if (res.tv.nsec < 0) + res.tv.nsec += NSEC_PER_SEC; + + return res; +} + +/** + * ktime_add - add two ktime_t variables + * + * @add1: addend1 + * @add2: addend2 + * + * Returns the sum of addend1 and addend2 + */ +static inline ktime_t ktime_add(const ktime_t add1, const ktime_t add2) +{ + ktime_t res; + + res.tv64 = add1.tv64 + add2.tv64; + /* + * performance trick: the (u32) -NSEC gives 0x00000000Fxxxxxxx + * so we subtract NSEC_PER_SEC and add 1 to the upper 32 bit. + * + * it's equivalent to: + * tv.nsec -= NSEC_PER_SEC + * tv.sec ++; + */ + if (res.tv.nsec >= NSEC_PER_SEC) + res.tv64 += (u32)-NSEC_PER_SEC; + + return res; +} + +/** + * ktime_add_ns - Add a scalar nanoseconds value to a ktime_t variable + * + * @kt: addend + * @nsec: the scalar nsec value to add + * + * Returns the sum of kt and nsec in ktime_t format + */ +extern ktime_t ktime_add_ns(const ktime_t kt, u64 nsec); + +/** + * timespec_to_ktime - convert a timespec to ktime_t format + * + * @ts: the timespec variable to convert + * + * Returns a ktime_t variable with the converted timespec value + */ +static inline ktime_t timespec_to_ktime(const struct timespec ts) +{ + return (ktime_t) { .tv = { .sec = (s32)ts.tv_sec, + .nsec = (s32)ts.tv_nsec } }; +} + +/** + * timeval_to_ktime - convert a timeval to ktime_t format + * + * @tv: the timeval variable to convert + * + * Returns a ktime_t variable with the converted timeval value + */ +static inline ktime_t timeval_to_ktime(const struct timeval tv) +{ + return (ktime_t) { .tv = { .sec = (s32)tv.tv_sec, + .nsec = (s32)tv.tv_usec * 1000 } }; +} + +/** + * ktime_to_timespec - convert a ktime_t variable to timespec format + * + * @kt: the ktime_t variable to convert + * + * Returns the timespec representation of the ktime value + */ +static inline struct timespec ktime_to_timespec(const ktime_t kt) +{ + return (struct timespec) { .tv_sec = (time_t) kt.tv.sec, + .tv_nsec = (long) kt.tv.nsec }; +} + +/** + * ktime_to_timeval - convert a ktime_t variable to timeval format + * + * @kt: the ktime_t variable to convert + * + * Returns the timeval representation of the ktime value + */ +static inline struct timeval ktime_to_timeval(const ktime_t kt) +{ + return (struct timeval) { + .tv_sec = (time_t) kt.tv.sec, + .tv_usec = (suseconds_t) (kt.tv.nsec / NSEC_PER_USEC) }; +} + +/** + * ktime_to_clock_t - convert a ktime_t variable to clock_t format + * @kt: the ktime_t variable to convert + * + * Returns a clock_t variable with the converted value + */ +static inline clock_t ktime_to_clock_t(const ktime_t kt) +{ + return nsec_to_clock_t( (u64) kt.tv.sec * NSEC_PER_SEC + kt.tv.nsec); +} + +/** + * ktime_to_ns - convert a ktime_t variable to scalar nanoseconds + * @kt: the ktime_t variable to convert + * + * Returns the scalar nanoseconds representation of kt + */ +static inline u64 ktime_to_ns(const ktime_t kt) +{ + return (u64) kt.tv.sec * NSEC_PER_SEC + kt.tv.nsec; +} + +#endif + +/* + * The resolution of the clocks. The resolution value is returned in + * the clock_getres() system call to give application programmers an + * idea of the (in)accuracy of timers. Timer values are rounded up to + * this resolution values. + */ +#define KTIME_REALTIME_RES (ktime_t){ .tv64 = TICK_NSEC } +#define KTIME_MONOTONIC_RES (ktime_t){ .tv64 = TICK_NSEC } + +/* Get the monotonic time in timespec format: */ +extern void ktime_get_ts(struct timespec *ts); + +/* Get the real (wall-) time in timespec format: */ +#define ktime_get_real_ts(ts) getnstimeofday(ts) + +#endif diff --git a/include/linux/libata.h b/include/linux/libata.h index 41ea7dbc175..9e5db2949c5 100644 --- a/include/linux/libata.h +++ b/include/linux/libata.h @@ -124,18 +124,25 @@ enum { ATA_FLAG_DEBUGMSG = (1 << 10), ATA_FLAG_NO_ATAPI = (1 << 11), /* No ATAPI support */ + ATA_FLAG_SUSPENDED = (1 << 12), /* port is suspended */ + + ATA_FLAG_PIO_LBA48 = (1 << 13), /* Host DMA engine is LBA28 only */ + ATA_FLAG_IRQ_MASK = (1 << 14), /* Mask IRQ in PIO xfers */ + ATA_QCFLAG_ACTIVE = (1 << 1), /* cmd not yet ack'd to scsi lyer */ ATA_QCFLAG_SG = (1 << 3), /* have s/g table? */ ATA_QCFLAG_SINGLE = (1 << 4), /* no s/g, just a single buffer */ ATA_QCFLAG_DMAMAP = ATA_QCFLAG_SG | ATA_QCFLAG_SINGLE, /* various lengths of time */ - ATA_TMOUT_EDD = 5 * HZ, /* hueristic */ + ATA_TMOUT_EDD = 5 * HZ, /* heuristic */ ATA_TMOUT_PIO = 30 * HZ, - ATA_TMOUT_BOOT = 30 * HZ, /* hueristic */ - ATA_TMOUT_BOOT_QUICK = 7 * HZ, /* hueristic */ + ATA_TMOUT_BOOT = 30 * HZ, /* heuristic */ + ATA_TMOUT_BOOT_QUICK = 7 * HZ, /* heuristic */ ATA_TMOUT_CDB = 30 * HZ, ATA_TMOUT_CDB_QUICK = 5 * HZ, + ATA_TMOUT_INTERNAL = 30 * HZ, + ATA_TMOUT_INTERNAL_QUICK = 5 * HZ, /* ATA bus states */ BUS_UNKNOWN = 0, @@ -195,7 +202,7 @@ struct ata_port; struct ata_queued_cmd; /* typedefs */ -typedef int (*ata_qc_cb_t) (struct ata_queued_cmd *qc, unsigned int err_mask); +typedef int (*ata_qc_cb_t) (struct ata_queued_cmd *qc); struct ata_ioports { unsigned long cmd_addr; @@ -280,9 +287,9 @@ struct ata_queued_cmd { /* DO NOT iterate over __sg manually, use ata_for_each_sg() */ struct scatterlist *__sg; - ata_qc_cb_t complete_fn; + unsigned int err_mask; - struct completion *waiting; + ata_qc_cb_t complete_fn; void *private_data; }; @@ -331,8 +338,6 @@ struct ata_port { u8 ctl; /* cache of ATA control register */ u8 last_ctl; /* Cache last written value */ - unsigned int bus_state; - unsigned int port_state; unsigned int pio_mask; unsigned int mwdma_mask; unsigned int udma_mask; @@ -436,6 +441,8 @@ extern void ata_std_ports(struct ata_ioports *ioaddr); extern int ata_pci_init_one (struct pci_dev *pdev, struct ata_port_info **port_info, unsigned int n_ports); extern void ata_pci_remove_one (struct pci_dev *pdev); +extern int ata_pci_device_suspend(struct pci_dev *pdev, pm_message_t state); +extern int ata_pci_device_resume(struct pci_dev *pdev); #endif /* CONFIG_PCI */ extern int ata_device_add(const struct ata_probe_ent *ent); extern void ata_host_set_remove(struct ata_host_set *host_set); @@ -445,6 +452,10 @@ extern int ata_scsi_queuecmd(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmn extern int ata_scsi_error(struct Scsi_Host *host); extern int ata_scsi_release(struct Scsi_Host *host); extern unsigned int ata_host_intr(struct ata_port *ap, struct ata_queued_cmd *qc); +extern int ata_scsi_device_resume(struct scsi_device *); +extern int ata_scsi_device_suspend(struct scsi_device *); +extern int ata_device_resume(struct ata_port *, struct ata_device *); +extern int ata_device_suspend(struct ata_port *, struct ata_device *); extern int ata_ratelimit(void); /* @@ -478,9 +489,10 @@ extern void ata_bmdma_start (struct ata_queued_cmd *qc); extern void ata_bmdma_stop(struct ata_queued_cmd *qc); extern u8 ata_bmdma_status(struct ata_port *ap); extern void ata_bmdma_irq_clear(struct ata_port *ap); -extern void ata_qc_complete(struct ata_queued_cmd *qc, unsigned int err_mask); +extern void ata_qc_complete(struct ata_queued_cmd *qc); extern void ata_eng_timeout(struct ata_port *ap); -extern void ata_scsi_simulate(u16 *id, struct scsi_cmnd *cmd, +extern void ata_scsi_simulate(struct ata_port *ap, struct ata_device *dev, + struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *)); extern int ata_std_bios_param(struct scsi_device *sdev, struct block_device *bdev, @@ -490,6 +502,8 @@ extern int ata_scsi_slave_config(struct scsi_device *sdev); /* * Timing helpers */ + +extern unsigned int ata_pio_need_iordy(const struct ata_device *); extern int ata_timing_compute(struct ata_device *, unsigned short, struct ata_timing *, int, int); extern void ata_timing_merge(const struct ata_timing *, @@ -670,6 +684,7 @@ static inline void ata_qc_reinit(struct ata_queued_cmd *qc) qc->cursect = qc->cursg = qc->cursg_ofs = 0; qc->nsect = 0; qc->nbytes = qc->curbytes = 0; + qc->err_mask = 0; ata_tf_init(qc->ap, &qc->tf, qc->dev->devno); } diff --git a/include/linux/list.h b/include/linux/list.h index 8e338828453..945daa1f13d 100644 --- a/include/linux/list.h +++ b/include/linux/list.h @@ -436,6 +436,20 @@ static inline void list_splice_init(struct list_head *list, pos = n, n = list_entry(n->member.next, typeof(*n), member)) /** + * list_for_each_entry_safe_reverse - iterate backwards over list of given type safe against + * removal of list entry + * @pos: the type * to use as a loop counter. + * @n: another type * to use as temporary storage + * @head: the head for your list. + * @member: the name of the list_struct within the struct. + */ +#define list_for_each_entry_safe_reverse(pos, n, head, member) \ + for (pos = list_entry((head)->prev, typeof(*pos), member), \ + n = list_entry(pos->member.prev, typeof(*pos), member); \ + &pos->member != (head); \ + pos = n, n = list_entry(n->member.prev, typeof(*n), member)) + +/** * list_for_each_rcu - iterate over an rcu-protected list * @pos: the &struct list_head to use as a loop counter. * @head: the head for your list. diff --git a/include/linux/lockd/lockd.h b/include/linux/lockd/lockd.h index 16d4e5a08e1..95c8fea293b 100644 --- a/include/linux/lockd/lockd.h +++ b/include/linux/lockd/lockd.h @@ -172,7 +172,7 @@ extern struct nlm_host *nlm_find_client(void); /* * Server-side lock handling */ -int nlmsvc_async_call(struct nlm_rqst *, u32, rpc_action); +int nlmsvc_async_call(struct nlm_rqst *, u32, const struct rpc_call_ops *); u32 nlmsvc_lock(struct svc_rqst *, struct nlm_file *, struct nlm_lock *, int, struct nlm_cookie *); u32 nlmsvc_unlock(struct nlm_file *, struct nlm_lock *); diff --git a/include/linux/loop.h b/include/linux/loop.h index 40f63c9879d..f96506782eb 100644 --- a/include/linux/loop.h +++ b/include/linux/loop.h @@ -58,9 +58,9 @@ struct loop_device { struct bio *lo_bio; struct bio *lo_biotail; int lo_state; - struct semaphore lo_sem; + struct completion lo_done; + struct completion lo_bh_done; struct semaphore lo_ctl_mutex; - struct semaphore lo_bh_mutex; int lo_pending; request_queue_t *lo_queue; diff --git a/include/linux/memory.h b/include/linux/memory.h index dc4081b6f16..e251dc43d0f 100644 --- a/include/linux/memory.h +++ b/include/linux/memory.h @@ -70,21 +70,15 @@ static inline void unregister_memory_notifier(struct notifier_block *nb) { } #else -extern int register_memory(struct memory_block *, struct mem_section *section, struct node *); extern int register_new_memory(struct mem_section *); extern int unregister_memory_section(struct mem_section *); extern int memory_dev_init(void); -extern int register_memory_notifier(struct notifier_block *nb); -extern void unregister_memory_notifier(struct notifier_block *nb); +extern int remove_memory_block(unsigned long, struct mem_section *, int); #define CONFIG_MEM_BLOCK_SIZE (PAGES_PER_SECTION<<PAGE_SHIFT) -extern int invalidate_phys_mapping(unsigned long, unsigned long); struct notifier_block; -extern int register_memory_notifier(struct notifier_block *nb); -extern void unregister_memory_notifier(struct notifier_block *nb); - #endif /* CONFIG_MEMORY_HOTPLUG */ #define hotplug_memory_notifier(fn, pri) { \ diff --git a/include/linux/mempolicy.h b/include/linux/mempolicy.h index 8b67cf837ca..bbd2221923c 100644 --- a/include/linux/mempolicy.h +++ b/include/linux/mempolicy.h @@ -22,6 +22,9 @@ /* Flags for mbind */ #define MPOL_MF_STRICT (1<<0) /* Verify existing pages in the mapping */ +#define MPOL_MF_MOVE (1<<1) /* Move pages owned by this process to conform to mapping */ +#define MPOL_MF_MOVE_ALL (1<<2) /* Move every page to conform to mapping */ +#define MPOL_MF_INTERNAL (1<<3) /* Internal flags start here */ #ifdef __KERNEL__ @@ -65,6 +68,7 @@ struct mempolicy { nodemask_t nodes; /* interleave */ /* undefined for default */ } v; + nodemask_t cpuset_mems_allowed; /* mempolicy relative to these nodes */ }; /* @@ -110,14 +114,6 @@ static inline int mpol_equal(struct mempolicy *a, struct mempolicy *b) #define mpol_set_vma_default(vma) ((vma)->vm_policy = NULL) /* - * Hugetlb policy. i386 hugetlb so far works with node numbers - * instead of zone lists, so give it special interfaces for now. - */ -extern int mpol_first_node(struct vm_area_struct *vma, unsigned long addr); -extern int mpol_node_valid(int nid, struct vm_area_struct *vma, - unsigned long addr); - -/* * Tree of shared policies for a shared memory region. * Maintain the policies in a pseudo mm that contains vmas. The vmas * carry the policy. As a special twist the pseudo mm is indexed in pages, not @@ -136,12 +132,8 @@ struct shared_policy { spinlock_t lock; }; -static inline void mpol_shared_policy_init(struct shared_policy *info) -{ - info->root = RB_ROOT; - spin_lock_init(&info->lock); -} - +void mpol_shared_policy_init(struct shared_policy *info, int policy, + nodemask_t *nodes); int mpol_set_shared_policy(struct shared_policy *info, struct vm_area_struct *vma, struct mempolicy *new); @@ -149,13 +141,38 @@ void mpol_free_shared_policy(struct shared_policy *p); struct mempolicy *mpol_shared_policy_lookup(struct shared_policy *sp, unsigned long idx); -struct mempolicy *get_vma_policy(struct task_struct *task, - struct vm_area_struct *vma, unsigned long addr); - extern void numa_default_policy(void); extern void numa_policy_init(void); -extern void numa_policy_rebind(const nodemask_t *old, const nodemask_t *new); +extern void mpol_rebind_policy(struct mempolicy *pol, const nodemask_t *new); +extern void mpol_rebind_task(struct task_struct *tsk, + const nodemask_t *new); +extern void mpol_rebind_mm(struct mm_struct *mm, nodemask_t *new); +#define set_cpuset_being_rebound(x) (cpuset_being_rebound = (x)) + +#ifdef CONFIG_CPUSET +#define current_cpuset_is_being_rebound() \ + (cpuset_being_rebound == current->cpuset) +#else +#define current_cpuset_is_being_rebound() 0 +#endif + extern struct mempolicy default_policy; +extern struct zonelist *huge_zonelist(struct vm_area_struct *vma, + unsigned long addr); +extern unsigned slab_node(struct mempolicy *policy); + +extern int policy_zone; + +static inline void check_highest_zone(int k) +{ + if (k > policy_zone) + policy_zone = k; +} + +int do_migrate_pages(struct mm_struct *mm, + const nodemask_t *from_nodes, const nodemask_t *to_nodes, int flags); + +extern void *cpuset_being_rebound; /* Trigger mpol_copy vma rebind */ #else @@ -182,17 +199,6 @@ static inline struct mempolicy *mpol_copy(struct mempolicy *old) return NULL; } -static inline int mpol_first_node(struct vm_area_struct *vma, unsigned long a) -{ - return numa_node_id(); -} - -static inline int -mpol_node_valid(int nid, struct vm_area_struct *vma, unsigned long a) -{ - return 1; -} - struct shared_policy {}; static inline int mpol_set_shared_policy(struct shared_policy *info, @@ -202,7 +208,8 @@ static inline int mpol_set_shared_policy(struct shared_policy *info, return -EINVAL; } -static inline void mpol_shared_policy_init(struct shared_policy *info) +static inline void mpol_shared_policy_init(struct shared_policy *info, + int policy, nodemask_t *nodes) { } @@ -227,11 +234,38 @@ static inline void numa_default_policy(void) { } -static inline void numa_policy_rebind(const nodemask_t *old, +static inline void mpol_rebind_policy(struct mempolicy *pol, + const nodemask_t *new) +{ +} + +static inline void mpol_rebind_task(struct task_struct *tsk, const nodemask_t *new) { } +static inline void mpol_rebind_mm(struct mm_struct *mm, nodemask_t *new) +{ +} + +#define set_cpuset_being_rebound(x) do {} while (0) + +static inline struct zonelist *huge_zonelist(struct vm_area_struct *vma, + unsigned long addr) +{ + return NODE_DATA(0)->node_zonelists + gfp_zone(GFP_HIGHUSER); +} + +static inline int do_migrate_pages(struct mm_struct *mm, + const nodemask_t *from_nodes, + const nodemask_t *to_nodes, int flags) +{ + return 0; +} + +static inline void check_highest_zone(int k) +{ +} #endif /* CONFIG_NUMA */ #endif /* __KERNEL__ */ diff --git a/include/linux/mm.h b/include/linux/mm.h index a06a84d347f..85854b86746 100644 --- a/include/linux/mm.h +++ b/include/linux/mm.h @@ -3,6 +3,7 @@ #include <linux/sched.h> #include <linux/errno.h> +#include <linux/capability.h> #ifdef __KERNEL__ @@ -13,6 +14,7 @@ #include <linux/rbtree.h> #include <linux/prio_tree.h> #include <linux/fs.h> +#include <linux/mutex.h> struct mempolicy; struct anon_vma; @@ -223,24 +225,27 @@ struct page { * & limit reverse map searches. */ union { - unsigned long private; /* Mapping-private opaque data: - * usually used for buffer_heads - * if PagePrivate set; used for - * swp_entry_t if PageSwapCache - * When page is free, this indicates - * order in the buddy system. - */ + struct { + unsigned long private; /* Mapping-private opaque data: + * usually used for buffer_heads + * if PagePrivate set; used for + * swp_entry_t if PageSwapCache. + * When page is free, this + * indicates order in the buddy + * system. + */ + struct address_space *mapping; /* If low bit clear, points to + * inode address_space, or NULL. + * If page mapped as anonymous + * memory, low bit is set, and + * it points to anon_vma object: + * see PAGE_MAPPING_ANON below. + */ + }; #if NR_CPUS >= CONFIG_SPLIT_PTLOCK_CPUS - spinlock_t ptl; + spinlock_t ptl; #endif - } u; - struct address_space *mapping; /* If low bit clear, points to - * inode address_space, or NULL. - * If page mapped as anonymous - * memory, low bit is set, and - * it points to anon_vma object: - * see PAGE_MAPPING_ANON below. - */ + }; pgoff_t index; /* Our offset within mapping. */ struct list_head lru; /* Pageout list, eg. active_list * protected by zone->lru_lock ! @@ -261,8 +266,8 @@ struct page { #endif /* WANT_PAGE_VIRTUAL */ }; -#define page_private(page) ((page)->u.private) -#define set_page_private(page, v) ((page)->u.private = (v)) +#define page_private(page) ((page)->private) +#define set_page_private(page, v) ((page)->private = (v)) /* * FIXME: take this include out, include page-flags.h in @@ -308,7 +313,7 @@ struct page { */ #define get_page_testone(p) atomic_inc_and_test(&(p)->_count) -#define set_page_count(p,v) atomic_set(&(p)->_count, v - 1) +#define set_page_count(p,v) atomic_set(&(p)->_count, (v) - 1) #define __put_page(p) atomic_dec(&(p)->_count) extern void FASTCALL(__page_cache_release(struct page *)); @@ -507,7 +512,7 @@ static inline void set_page_links(struct page *page, unsigned long zone, extern struct page *mem_map; #endif -static inline void *lowmem_page_address(struct page *page) +static __always_inline void *lowmem_page_address(struct page *page) { return __va(page_to_pfn(page) << PAGE_SHIFT); } @@ -634,14 +639,38 @@ struct mempolicy *shmem_get_policy(struct vm_area_struct *vma, int shmem_lock(struct file *file, int lock, struct user_struct *user); #else #define shmem_nopage filemap_nopage -#define shmem_lock(a, b, c) ({0;}) /* always in memory, no need to lock */ -#define shmem_set_policy(a, b) (0) -#define shmem_get_policy(a, b) (NULL) + +static inline int shmem_lock(struct file *file, int lock, + struct user_struct *user) +{ + return 0; +} + +static inline int shmem_set_policy(struct vm_area_struct *vma, + struct mempolicy *new) +{ + return 0; +} + +static inline struct mempolicy *shmem_get_policy(struct vm_area_struct *vma, + unsigned long addr) +{ + return NULL; +} #endif struct file *shmem_file_setup(char *name, loff_t size, unsigned long flags); +extern int shmem_mmap(struct file *file, struct vm_area_struct *vma); int shmem_zero_setup(struct vm_area_struct *); +#ifndef CONFIG_MMU +extern unsigned long shmem_get_unmapped_area(struct file *file, + unsigned long addr, + unsigned long len, + unsigned long pgoff, + unsigned long flags); +#endif + static inline int can_do_mlock(void) { if (capable(CAP_IPC_LOCK)) @@ -690,14 +719,31 @@ static inline void unmap_shared_mapping_range(struct address_space *mapping, } extern int vmtruncate(struct inode * inode, loff_t offset); +extern int vmtruncate_range(struct inode * inode, loff_t offset, loff_t end); extern int install_page(struct mm_struct *mm, struct vm_area_struct *vma, unsigned long addr, struct page *page, pgprot_t prot); extern int install_file_pte(struct mm_struct *mm, struct vm_area_struct *vma, unsigned long addr, unsigned long pgoff, pgprot_t prot); -extern int __handle_mm_fault(struct mm_struct *mm,struct vm_area_struct *vma, unsigned long address, int write_access); -static inline int handle_mm_fault(struct mm_struct *mm, struct vm_area_struct *vma, unsigned long address, int write_access) +#ifdef CONFIG_MMU +extern int __handle_mm_fault(struct mm_struct *mm,struct vm_area_struct *vma, + unsigned long address, int write_access); + +static inline int handle_mm_fault(struct mm_struct *mm, + struct vm_area_struct *vma, unsigned long address, + int write_access) { - return __handle_mm_fault(mm, vma, address, write_access) & (~VM_FAULT_WRITE); + return __handle_mm_fault(mm, vma, address, write_access) & + (~VM_FAULT_WRITE); } +#else +static inline int handle_mm_fault(struct mm_struct *mm, + struct vm_area_struct *vma, unsigned long address, + int write_access) +{ + /* should never happen if there's no MMU */ + BUG(); + return VM_FAULT_SIGBUS; +} +#endif extern int make_pages_present(unsigned long addr, unsigned long end); extern int access_process_vm(struct task_struct *tsk, unsigned long addr, void *buf, int len, int write); @@ -774,7 +820,7 @@ static inline pmd_t *pmd_alloc(struct mm_struct *mm, pud_t *pud, unsigned long a * overflow into the next struct page (as it might with DEBUG_SPINLOCK). * When freeing, reset page->mapping so free_pages_check won't complain. */ -#define __pte_lockptr(page) &((page)->u.ptl) +#define __pte_lockptr(page) &((page)->ptl) #define pte_lock_init(_page) do { \ spin_lock_init(__pte_lockptr(_page)); \ } while (0) @@ -896,6 +942,8 @@ extern unsigned long do_brk(unsigned long, unsigned long); /* filemap.c */ extern unsigned long page_unuse(struct page *); extern void truncate_inode_pages(struct address_space *, loff_t); +extern void truncate_inode_pages_range(struct address_space *, + loff_t lstart, loff_t lend); /* generic vm_area_ops exported for stackable file systems */ extern struct page *filemap_nopage(struct vm_area_struct *, unsigned long, int *); @@ -978,6 +1026,9 @@ static inline void vm_stat_account(struct mm_struct *mm, static inline void kernel_map_pages(struct page *page, int numpages, int enable) { + if (!PageHighMem(page) && !enable) + mutex_debug_check_no_locks_freed(page_address(page), + numpages * PAGE_SIZE); } #endif @@ -993,5 +1044,12 @@ int in_gate_area_no_task(unsigned long addr); /* /proc/<pid>/oom_adj set to -17 protects from the oom-killer */ #define OOM_DISABLE -17 +int drop_caches_sysctl_handler(struct ctl_table *, int, struct file *, + void __user *, size_t *, loff_t *); +int shrink_slab(unsigned long scanned, gfp_t gfp_mask, + unsigned long lru_pages); +void drop_pagecache(void); +void drop_slab(void); + #endif /* __KERNEL__ */ #endif /* _LINUX_MM_H */ diff --git a/include/linux/mm_inline.h b/include/linux/mm_inline.h index 47762ca695a..8ac854f7f19 100644 --- a/include/linux/mm_inline.h +++ b/include/linux/mm_inline.h @@ -38,3 +38,4 @@ del_page_from_lru(struct zone *zone, struct page *page) zone->nr_inactive--; } } + diff --git a/include/linux/mmc/card.h b/include/linux/mmc/card.h index 18fc77f682d..30dd978c1ec 100644 --- a/include/linux/mmc/card.h +++ b/include/linux/mmc/card.h @@ -30,7 +30,12 @@ struct mmc_csd { unsigned int tacc_ns; unsigned int max_dtr; unsigned int read_blkbits; + unsigned int write_blkbits; unsigned int capacity; + unsigned int read_partial:1, + read_misalign:1, + write_partial:1, + write_misalign:1; }; struct sd_scr { diff --git a/include/linux/mmc/mmc.h b/include/linux/mmc/mmc.h index aef6042f8f0..ccd3e13de1e 100644 --- a/include/linux/mmc/mmc.h +++ b/include/linux/mmc/mmc.h @@ -27,14 +27,15 @@ struct mmc_command { #define MMC_RSP_MASK (3 << 0) #define MMC_RSP_CRC (1 << 3) /* expect valid crc */ #define MMC_RSP_BUSY (1 << 4) /* card may send busy */ +#define MMC_RSP_OPCODE (1 << 5) /* response contains opcode */ /* * These are the response types, and correspond to valid bit * patterns of the above flags. One additional valid pattern * is all zeros, which means we don't expect a response. */ -#define MMC_RSP_R1 (MMC_RSP_SHORT|MMC_RSP_CRC) -#define MMC_RSP_R1B (MMC_RSP_SHORT|MMC_RSP_CRC|MMC_RSP_BUSY) +#define MMC_RSP_R1 (MMC_RSP_SHORT|MMC_RSP_CRC|MMC_RSP_OPCODE) +#define MMC_RSP_R1B (MMC_RSP_SHORT|MMC_RSP_CRC|MMC_RSP_OPCODE|MMC_RSP_BUSY) #define MMC_RSP_R2 (MMC_RSP_LONG|MMC_RSP_CRC) #define MMC_RSP_R3 (MMC_RSP_SHORT) #define MMC_RSP_R6 (MMC_RSP_SHORT|MMC_RSP_CRC) @@ -64,6 +65,7 @@ struct mmc_data { #define MMC_DATA_WRITE (1 << 8) #define MMC_DATA_READ (1 << 9) #define MMC_DATA_STREAM (1 << 10) +#define MMC_DATA_MULTI (1 << 11) unsigned int bytes_xfered; diff --git a/include/linux/mmzone.h b/include/linux/mmzone.h index 9f22090df7d..93a849f742d 100644 --- a/include/linux/mmzone.h +++ b/include/linux/mmzone.h @@ -38,7 +38,7 @@ struct pglist_data; #if defined(CONFIG_SMP) struct zone_padding { char x[0]; -} ____cacheline_maxaligned_in_smp; +} ____cacheline_internodealigned_in_smp; #define ZONE_PADDING(name) struct zone_padding name; #else #define ZONE_PADDING(name) @@ -46,7 +46,6 @@ struct zone_padding { struct per_cpu_pages { int count; /* number of pages in the list */ - int low; /* low watermark, refill needed */ int high; /* high watermark, emptying needed */ int batch; /* chunk size for buddy add/remove */ struct list_head list; /* the list of pages */ @@ -99,7 +98,7 @@ struct per_cpu_pageset { /* * On machines where it is needed (eg PCs) we divide physical memory - * into multiple physical zones. On a PC we have 4 zones: + * into multiple physical zones. On a 32bit PC we have 4 zones: * * ZONE_DMA < 16 MB ISA DMA capable memory * ZONE_DMA32 0 MB Empty @@ -150,15 +149,17 @@ struct zone { unsigned long pages_scanned; /* since last reclaim */ int all_unreclaimable; /* All pages pinned */ - /* - * Does the allocator try to reclaim pages from the zone as soon - * as it fails a watermark_ok() in __alloc_pages? - */ - int reclaim_pages; /* A count of how many reclaimers are scanning this zone */ atomic_t reclaim_in_progress; /* + * timestamp (in jiffies) of the last zone reclaim that did not + * result in freeing of pages. This is used to avoid repeated scans + * if all memory in the zone is in use. + */ + unsigned long last_unsuccessful_zone_reclaim; + + /* * prev_priority holds the scanning priority for this zone. It is * defined as the scanning priority at which we achieved our reclaim * target at the previous try_to_free_pages() or balance_pgdat() @@ -234,7 +235,7 @@ struct zone { * rarely used fields: */ char *name; -} ____cacheline_maxaligned_in_smp; +} ____cacheline_internodealigned_in_smp; /* @@ -389,6 +390,11 @@ static inline struct zone *next_zone(struct zone *zone) #define for_each_zone(zone) \ for (zone = pgdat_list->node_zones; zone; zone = next_zone(zone)) +static inline int populated_zone(struct zone *zone) +{ + return (!!zone->present_pages); +} + static inline int is_highmem_idx(int idx) { return (idx == ZONE_HIGHMEM); @@ -398,6 +404,7 @@ static inline int is_normal_idx(int idx) { return (idx == ZONE_NORMAL); } + /** * is_highmem - helper function to quickly check if a struct zone is a * highmem zone or not. This is an attempt to keep references @@ -414,6 +421,16 @@ static inline int is_normal(struct zone *zone) return zone == zone->zone_pgdat->node_zones + ZONE_NORMAL; } +static inline int is_dma32(struct zone *zone) +{ + return zone == zone->zone_pgdat->node_zones + ZONE_DMA32; +} + +static inline int is_dma(struct zone *zone) +{ + return zone == zone->zone_pgdat->node_zones + ZONE_DMA; +} + /* These two functions are used to setup the per zone pages min values */ struct ctl_table; struct file; @@ -422,6 +439,8 @@ int min_free_kbytes_sysctl_handler(struct ctl_table *, int, struct file *, extern int sysctl_lowmem_reserve_ratio[MAX_NR_ZONES-1]; int lowmem_reserve_ratio_sysctl_handler(struct ctl_table *, int, struct file *, void __user *, size_t *, loff_t *); +int percpu_pagelist_fraction_sysctl_handler(struct ctl_table *, int, struct file *, + void __user *, size_t *, loff_t *); #include <linux/topology.h> /* Returns the number of the current Node. */ @@ -435,7 +454,6 @@ extern struct pglist_data contig_page_data; #define NODE_DATA(nid) (&contig_page_data) #define NODE_MEM_MAP(nid) mem_map #define MAX_NODES_SHIFT 1 -#define pfn_to_nid(pfn) (0) #else /* CONFIG_NEED_MULTIPLE_NODES */ @@ -470,6 +488,10 @@ extern struct pglist_data contig_page_data; #define early_pfn_to_nid(nid) (0UL) #endif +#ifdef CONFIG_FLATMEM +#define pfn_to_nid(pfn) (0) +#endif + #define pfn_to_section_nr(pfn) ((pfn) >> PFN_SECTION_SHIFT) #define section_nr_to_pfn(sec) ((sec) << PFN_SECTION_SHIFT) @@ -564,11 +586,6 @@ static inline int valid_section_nr(unsigned long nr) return valid_section(__nr_to_section(nr)); } -/* - * Given a kernel address, find the home node of the underlying memory. - */ -#define kvaddr_to_nid(kaddr) pfn_to_nid(__pa(kaddr) >> PAGE_SHIFT) - static inline struct mem_section *__pfn_to_section(unsigned long pfn) { return __nr_to_section(pfn_to_section_nr(pfn)); @@ -598,13 +615,14 @@ static inline int pfn_valid(unsigned long pfn) * this restriction. */ #ifdef CONFIG_NUMA -#define pfn_to_nid early_pfn_to_nid -#endif - -#define pfn_to_pgdat(pfn) \ +#define pfn_to_nid(pfn) \ ({ \ - NODE_DATA(pfn_to_nid(pfn)); \ + unsigned long __pfn_to_nid_pfn = (pfn); \ + page_to_nid(pfn_to_page(__pfn_to_nid_pfn)); \ }) +#else +#define pfn_to_nid(pfn) (0) +#endif #define early_pfn_valid(pfn) pfn_valid(pfn) void sparse_init(void); @@ -613,12 +631,6 @@ void sparse_init(void); #define sparse_index_init(_sec, _nid) do {} while (0) #endif /* CONFIG_SPARSEMEM */ -#ifdef CONFIG_NODES_SPAN_OTHER_NODES -#define early_pfn_in_nid(pfn, nid) (early_pfn_to_nid(pfn) == (nid)) -#else -#define early_pfn_in_nid(pfn, nid) (1) -#endif - #ifndef early_pfn_valid #define early_pfn_valid(pfn) (1) #endif diff --git a/include/linux/moduleparam.h b/include/linux/moduleparam.h index 368ec8e45bd..b5c98c43779 100644 --- a/include/linux/moduleparam.h +++ b/include/linux/moduleparam.h @@ -10,7 +10,7 @@ #ifdef MODULE #define MODULE_PARAM_PREFIX /* empty */ #else -#define MODULE_PARAM_PREFIX __stringify(KBUILD_MODNAME) "." +#define MODULE_PARAM_PREFIX KBUILD_MODNAME "." #endif #ifdef MODULE diff --git a/include/linux/mount.h b/include/linux/mount.h index dd4e83eba93..b7472ae91fa 100644 --- a/include/linux/mount.h +++ b/include/linux/mount.h @@ -20,9 +20,12 @@ #define MNT_NOSUID 0x01 #define MNT_NODEV 0x02 #define MNT_NOEXEC 0x04 -#define MNT_SHARED 0x10 /* if the vfsmount is a shared mount */ -#define MNT_UNBINDABLE 0x20 /* if the vfsmount is a unbindable mount */ -#define MNT_PNODE_MASK 0x30 /* propogation flag mask */ +#define MNT_NOATIME 0x08 +#define MNT_NODIRATIME 0x10 + +#define MNT_SHARED 0x1000 /* if the vfsmount is a shared mount */ +#define MNT_UNBINDABLE 0x2000 /* if the vfsmount is a unbindable mount */ +#define MNT_PNODE_MASK 0x3000 /* propogation flag mask */ struct vfsmount { struct list_head mnt_hash; diff --git a/include/linux/msdos_fs.h b/include/linux/msdos_fs.h index 941da5c016a..e933e2a355a 100644 --- a/include/linux/msdos_fs.h +++ b/include/linux/msdos_fs.h @@ -329,7 +329,8 @@ static inline void fatwchar_to16(__u8 *dst, const wchar_t *src, size_t len) extern void fat_cache_inval_inode(struct inode *inode); extern int fat_get_cluster(struct inode *inode, int cluster, int *fclus, int *dclus); -extern int fat_bmap(struct inode *inode, sector_t sector, sector_t *phys); +extern int fat_bmap(struct inode *inode, sector_t sector, sector_t *phys, + unsigned long *mapped_blocks); /* fat/dir.c */ extern struct file_operations fat_dir_operations; diff --git a/include/linux/mutex-debug.h b/include/linux/mutex-debug.h new file mode 100644 index 00000000000..8b5769f0046 --- /dev/null +++ b/include/linux/mutex-debug.h @@ -0,0 +1,23 @@ +#ifndef __LINUX_MUTEX_DEBUG_H +#define __LINUX_MUTEX_DEBUG_H + +#include <linux/linkage.h> + +/* + * Mutexes - debugging helpers: + */ + +#define __DEBUG_MUTEX_INITIALIZER(lockname) \ + , .held_list = LIST_HEAD_INIT(lockname.held_list), \ + .name = #lockname , .magic = &lockname + +#define mutex_init(sem) __mutex_init(sem, __FUNCTION__) + +extern void FASTCALL(mutex_destroy(struct mutex *lock)); + +extern void mutex_debug_show_all_locks(void); +extern void mutex_debug_show_held_locks(struct task_struct *filter); +extern void mutex_debug_check_no_locks_held(struct task_struct *task); +extern void mutex_debug_check_no_locks_freed(const void *from, unsigned long len); + +#endif diff --git a/include/linux/mutex.h b/include/linux/mutex.h new file mode 100644 index 00000000000..f1ac507fa20 --- /dev/null +++ b/include/linux/mutex.h @@ -0,0 +1,120 @@ +/* + * Mutexes: blocking mutual exclusion locks + * + * started by Ingo Molnar: + * + * Copyright (C) 2004, 2005, 2006 Red Hat, Inc., Ingo Molnar <mingo@redhat.com> + * + * This file contains the main data structure and API definitions. + */ +#ifndef __LINUX_MUTEX_H +#define __LINUX_MUTEX_H + +#include <linux/list.h> +#include <linux/spinlock_types.h> +#include <linux/linkage.h> + +#include <asm/atomic.h> + +/* + * Simple, straightforward mutexes with strict semantics: + * + * - only one task can hold the mutex at a time + * - only the owner can unlock the mutex + * - multiple unlocks are not permitted + * - recursive locking is not permitted + * - a mutex object must be initialized via the API + * - a mutex object must not be initialized via memset or copying + * - task may not exit with mutex held + * - memory areas where held locks reside must not be freed + * - held mutexes must not be reinitialized + * - mutexes may not be used in irq contexts + * + * These semantics are fully enforced when DEBUG_MUTEXES is + * enabled. Furthermore, besides enforcing the above rules, the mutex + * debugging code also implements a number of additional features + * that make lock debugging easier and faster: + * + * - uses symbolic names of mutexes, whenever they are printed in debug output + * - point-of-acquire tracking, symbolic lookup of function names + * - list of all locks held in the system, printout of them + * - owner tracking + * - detects self-recursing locks and prints out all relevant info + * - detects multi-task circular deadlocks and prints out all affected + * locks and tasks (and only those tasks) + */ +struct mutex { + /* 1: unlocked, 0: locked, negative: locked, possible waiters */ + atomic_t count; + spinlock_t wait_lock; + struct list_head wait_list; +#ifdef CONFIG_DEBUG_MUTEXES + struct thread_info *owner; + struct list_head held_list; + unsigned long acquire_ip; + const char *name; + void *magic; +#endif +}; + +/* + * This is the control structure for tasks blocked on mutex, + * which resides on the blocked task's kernel stack: + */ +struct mutex_waiter { + struct list_head list; + struct task_struct *task; +#ifdef CONFIG_DEBUG_MUTEXES + struct mutex *lock; + void *magic; +#endif +}; + +#ifdef CONFIG_DEBUG_MUTEXES +# include <linux/mutex-debug.h> +#else +# define __DEBUG_MUTEX_INITIALIZER(lockname) +# define mutex_init(mutex) __mutex_init(mutex, NULL) +# define mutex_destroy(mutex) do { } while (0) +# define mutex_debug_show_all_locks() do { } while (0) +# define mutex_debug_show_held_locks(p) do { } while (0) +# define mutex_debug_check_no_locks_held(task) do { } while (0) +# define mutex_debug_check_no_locks_freed(from, len) do { } while (0) +#endif + +#define __MUTEX_INITIALIZER(lockname) \ + { .count = ATOMIC_INIT(1) \ + , .wait_lock = SPIN_LOCK_UNLOCKED \ + , .wait_list = LIST_HEAD_INIT(lockname.wait_list) \ + __DEBUG_MUTEX_INITIALIZER(lockname) } + +#define DEFINE_MUTEX(mutexname) \ + struct mutex mutexname = __MUTEX_INITIALIZER(mutexname) + +extern void fastcall __mutex_init(struct mutex *lock, const char *name); + +/*** + * mutex_is_locked - is the mutex locked + * @lock: the mutex to be queried + * + * Returns 1 if the mutex is locked, 0 if unlocked. + */ +static inline int fastcall mutex_is_locked(struct mutex *lock) +{ + return atomic_read(&lock->count) != 1; +} + +/* + * See kernel/mutex.c for detailed documentation of these APIs. + * Also see Documentation/mutex-design.txt. + */ +extern void fastcall mutex_lock(struct mutex *lock); +extern int fastcall mutex_lock_interruptible(struct mutex *lock); +/* + * NOTE: mutex_trylock() follows the spin_trylock() convention, + * not the down_trylock() convention! + */ +extern int fastcall mutex_trylock(struct mutex *lock); +extern void fastcall mutex_unlock(struct mutex *lock); + +#endif diff --git a/include/linux/namei.h b/include/linux/namei.h index 455660eafba..e6698013e4d 100644 --- a/include/linux/namei.h +++ b/include/linux/namei.h @@ -56,10 +56,11 @@ enum {LAST_NORM, LAST_ROOT, LAST_DOT, LAST_DOTDOT, LAST_BIND}; #define LOOKUP_ACCESS (0x0400) extern int FASTCALL(__user_walk(const char __user *, unsigned, struct nameidata *)); +extern int FASTCALL(__user_walk_fd(int dfd, const char __user *, unsigned, struct nameidata *)); #define user_path_walk(name,nd) \ - __user_walk(name, LOOKUP_FOLLOW, nd) + __user_walk_fd(AT_FDCWD, name, LOOKUP_FOLLOW, nd) #define user_path_walk_link(name,nd) \ - __user_walk(name, 0, nd) + __user_walk_fd(AT_FDCWD, name, 0, nd) extern int FASTCALL(path_lookup(const char *, unsigned, struct nameidata *)); extern int FASTCALL(path_walk(const char *, struct nameidata *)); extern int FASTCALL(link_path_walk(const char *, struct nameidata *)); @@ -67,14 +68,14 @@ extern void path_release(struct nameidata *); extern void path_release_on_umount(struct nameidata *); extern int __user_path_lookup_open(const char __user *, unsigned lookup_flags, struct nameidata *nd, int open_flags); -extern int path_lookup_open(const char *, unsigned lookup_flags, struct nameidata *, int open_flags); +extern int path_lookup_open(int dfd, const char *name, unsigned lookup_flags, struct nameidata *, int open_flags); extern struct file *lookup_instantiate_filp(struct nameidata *nd, struct dentry *dentry, int (*open)(struct inode *, struct file *)); extern struct file *nameidata_to_filp(struct nameidata *nd, int flags); extern void release_open_intent(struct nameidata *); extern struct dentry * lookup_one_len(const char *, struct dentry *, int); -extern struct dentry * lookup_hash(struct nameidata *); +extern __deprecated_for_modules struct dentry * lookup_hash(struct nameidata *); extern int follow_down(struct vfsmount **, struct dentry **); extern int follow_up(struct vfsmount **, struct dentry **); diff --git a/include/linux/nbd.h b/include/linux/nbd.h index 090e210e98f..f95d51fae73 100644 --- a/include/linux/nbd.h +++ b/include/linux/nbd.h @@ -37,18 +37,26 @@ enum { /* userspace doesn't need the nbd_device structure */ #ifdef __KERNEL__ +#include <linux/wait.h> + /* values for flags field */ #define NBD_READ_ONLY 0x0001 #define NBD_WRITE_NOCHK 0x0002 +struct request; + struct nbd_device { int flags; int harderror; /* Code of hard error */ struct socket * sock; struct file * file; /* If == NULL, device is not ready, yet */ int magic; + spinlock_t queue_lock; struct list_head queue_head;/* Requests are added here... */ + struct request *active_req; + wait_queue_head_t active_wq; + struct semaphore tx_lock; struct gendisk *disk; int blksize; diff --git a/include/linux/ncp.h b/include/linux/ncp.h index 99f77876b71..99f0adeeb3f 100644 --- a/include/linux/ncp.h +++ b/include/linux/ncp.h @@ -20,29 +20,29 @@ #define NCP_DEALLOC_SLOT_REQUEST (0x5555) struct ncp_request_header { - __u16 type __attribute__((packed)); - __u8 sequence __attribute__((packed)); - __u8 conn_low __attribute__((packed)); - __u8 task __attribute__((packed)); - __u8 conn_high __attribute__((packed)); - __u8 function __attribute__((packed)); - __u8 data[0] __attribute__((packed)); -}; + __u16 type; + __u8 sequence; + __u8 conn_low; + __u8 task; + __u8 conn_high; + __u8 function; + __u8 data[0]; +} __attribute__((packed)); #define NCP_REPLY (0x3333) #define NCP_WATCHDOG (0x3E3E) #define NCP_POSITIVE_ACK (0x9999) struct ncp_reply_header { - __u16 type __attribute__((packed)); - __u8 sequence __attribute__((packed)); - __u8 conn_low __attribute__((packed)); - __u8 task __attribute__((packed)); - __u8 conn_high __attribute__((packed)); - __u8 completion_code __attribute__((packed)); - __u8 connection_state __attribute__((packed)); - __u8 data[0] __attribute__((packed)); -}; + __u16 type; + __u8 sequence; + __u8 conn_low; + __u8 task; + __u8 conn_high; + __u8 completion_code; + __u8 connection_state; + __u8 data[0]; +} __attribute__((packed)); #define NCP_VOLNAME_LEN (16) #define NCP_NUMBER_OF_VOLUMES (256) @@ -128,37 +128,37 @@ struct nw_nfs_info { }; struct nw_info_struct { - __u32 spaceAlloc __attribute__((packed)); - __le32 attributes __attribute__((packed)); - __u16 flags __attribute__((packed)); - __le32 dataStreamSize __attribute__((packed)); - __le32 totalStreamSize __attribute__((packed)); - __u16 numberOfStreams __attribute__((packed)); - __le16 creationTime __attribute__((packed)); - __le16 creationDate __attribute__((packed)); - __u32 creatorID __attribute__((packed)); - __le16 modifyTime __attribute__((packed)); - __le16 modifyDate __attribute__((packed)); - __u32 modifierID __attribute__((packed)); - __le16 lastAccessDate __attribute__((packed)); - __u16 archiveTime __attribute__((packed)); - __u16 archiveDate __attribute__((packed)); - __u32 archiverID __attribute__((packed)); - __u16 inheritedRightsMask __attribute__((packed)); - __le32 dirEntNum __attribute__((packed)); - __le32 DosDirNum __attribute__((packed)); - __u32 volNumber __attribute__((packed)); - __u32 EADataSize __attribute__((packed)); - __u32 EAKeyCount __attribute__((packed)); - __u32 EAKeySize __attribute__((packed)); - __u32 NSCreator __attribute__((packed)); - __u8 nameLen __attribute__((packed)); - __u8 entryName[256] __attribute__((packed)); + __u32 spaceAlloc; + __le32 attributes; + __u16 flags; + __le32 dataStreamSize; + __le32 totalStreamSize; + __u16 numberOfStreams; + __le16 creationTime; + __le16 creationDate; + __u32 creatorID; + __le16 modifyTime; + __le16 modifyDate; + __u32 modifierID; + __le16 lastAccessDate; + __u16 archiveTime; + __u16 archiveDate; + __u32 archiverID; + __u16 inheritedRightsMask; + __le32 dirEntNum; + __le32 DosDirNum; + __u32 volNumber; + __u32 EADataSize; + __u32 EAKeyCount; + __u32 EAKeySize; + __u32 NSCreator; + __u8 nameLen; + __u8 entryName[256]; /* libncp may depend on there being nothing after entryName */ #ifdef __KERNEL__ struct nw_nfs_info nfs; #endif -}; +} __attribute__((packed)); /* modify mask - use with MODIFY_DOS_INFO structure */ #define DM_ATTRIBUTES (cpu_to_le32(0x02)) @@ -176,26 +176,26 @@ struct nw_info_struct { #define DM_MAXIMUM_SPACE (cpu_to_le32(0x2000)) struct nw_modify_dos_info { - __le32 attributes __attribute__((packed)); - __le16 creationDate __attribute__((packed)); - __le16 creationTime __attribute__((packed)); - __u32 creatorID __attribute__((packed)); - __le16 modifyDate __attribute__((packed)); - __le16 modifyTime __attribute__((packed)); - __u32 modifierID __attribute__((packed)); - __u16 archiveDate __attribute__((packed)); - __u16 archiveTime __attribute__((packed)); - __u32 archiverID __attribute__((packed)); - __le16 lastAccessDate __attribute__((packed)); - __u16 inheritanceGrantMask __attribute__((packed)); - __u16 inheritanceRevokeMask __attribute__((packed)); - __u32 maximumSpace __attribute__((packed)); -}; + __le32 attributes; + __le16 creationDate; + __le16 creationTime; + __u32 creatorID; + __le16 modifyDate; + __le16 modifyTime; + __u32 modifierID; + __u16 archiveDate; + __u16 archiveTime; + __u32 archiverID; + __le16 lastAccessDate; + __u16 inheritanceGrantMask; + __u16 inheritanceRevokeMask; + __u32 maximumSpace; +} __attribute__((packed)); struct nw_search_sequence { - __u8 volNumber __attribute__((packed)); - __u32 dirBase __attribute__((packed)); - __u32 sequence __attribute__((packed)); -}; + __u8 volNumber; + __u32 dirBase; + __u32 sequence; +} __attribute__((packed)); #endif /* _LINUX_NCP_H */ diff --git a/include/linux/ncp_fs.h b/include/linux/ncp_fs.h index 7297e4372c0..e0134256853 100644 --- a/include/linux/ncp_fs.h +++ b/include/linux/ncp_fs.h @@ -201,34 +201,6 @@ static inline struct ncp_inode_info *NCP_FINFO(struct inode *inode) return container_of(inode, struct ncp_inode_info, vfs_inode); } -#ifdef DEBUG_NCP_MALLOC - -#include <linux/slab.h> - -extern int ncp_malloced; -extern int ncp_current_malloced; - -static inline void * - ncp_kmalloc(unsigned int size, int priority) -{ - ncp_malloced += 1; - ncp_current_malloced += 1; - return kmalloc(size, priority); -} - -static inline void ncp_kfree_s(void *obj, int size) -{ - ncp_current_malloced -= 1; - kfree(obj); -} - -#else /* DEBUG_NCP_MALLOC */ - -#define ncp_kmalloc(s,p) kmalloc(s,p) -#define ncp_kfree_s(o,s) kfree(o) - -#endif /* DEBUG_NCP_MALLOC */ - /* linux/fs/ncpfs/inode.c */ int ncp_notify_change(struct dentry *, struct iattr *); struct inode *ncp_iget(struct super_block *, struct ncp_entry_info *); diff --git a/include/linux/net.h b/include/linux/net.h index d6a41e6577f..28195a2d8ff 100644 --- a/include/linux/net.h +++ b/include/linux/net.h @@ -107,7 +107,7 @@ enum sock_type { struct socket { socket_state state; unsigned long flags; - struct proto_ops *ops; + const struct proto_ops *ops; struct fasync_struct *fasync_list; struct file *file; struct sock *sk; @@ -260,7 +260,7 @@ SOCKCALL_WRAP(name, recvmsg, (struct kiocb *iocb, struct socket *sock, struct ms SOCKCALL_WRAP(name, mmap, (struct file *file, struct socket *sock, struct vm_area_struct *vma), \ (file, sock, vma)) \ \ -static struct proto_ops name##_ops = { \ +static const struct proto_ops name##_ops = { \ .family = fam, \ .owner = THIS_MODULE, \ .release = __lock_##name##_release, \ diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h index 936f8b76114..7fda03d338d 100644 --- a/include/linux/netdevice.h +++ b/include/linux/netdevice.h @@ -684,6 +684,7 @@ extern int netif_rx(struct sk_buff *skb); extern int netif_rx_ni(struct sk_buff *skb); #define HAVE_NETIF_RECEIVE_SKB 1 extern int netif_receive_skb(struct sk_buff *skb); +extern int dev_valid_name(const char *name); extern int dev_ioctl(unsigned int cmd, void __user *); extern int dev_ethtool(struct ifreq *); extern unsigned dev_get_flags(const struct net_device *); @@ -801,12 +802,16 @@ static inline u32 netif_msg_init(int debug_value, int default_msg_enable_bits) return (1 << debug_value) - 1; } -/* Schedule rx intr now? */ +/* Test if receive needs to be scheduled */ +static inline int __netif_rx_schedule_prep(struct net_device *dev) +{ + return !test_and_set_bit(__LINK_STATE_RX_SCHED, &dev->state); +} +/* Test if receive needs to be scheduled but only if up */ static inline int netif_rx_schedule_prep(struct net_device *dev) { - return netif_running(dev) && - !test_and_set_bit(__LINK_STATE_RX_SCHED, &dev->state); + return netif_running(dev) && __netif_rx_schedule_prep(dev); } /* Add interface to tail of rx poll list. This assumes that _prep has diff --git a/include/linux/netfilter.h b/include/linux/netfilter.h index be365e70ee9..4cf6088625c 100644 --- a/include/linux/netfilter.h +++ b/include/linux/netfilter.h @@ -168,6 +168,37 @@ void nf_log_packet(int pf, const struct net_device *out, struct nf_loginfo *li, const char *fmt, ...); + +int nf_hook_slow(int pf, unsigned int hook, struct sk_buff **pskb, + struct net_device *indev, struct net_device *outdev, + int (*okfn)(struct sk_buff *), int thresh); + +/** + * nf_hook_thresh - call a netfilter hook + * + * Returns 1 if the hook has allowed the packet to pass. The function + * okfn must be invoked by the caller in this case. Any other return + * value indicates the packet has been consumed by the hook. + */ +static inline int nf_hook_thresh(int pf, unsigned int hook, + struct sk_buff **pskb, + struct net_device *indev, + struct net_device *outdev, + int (*okfn)(struct sk_buff *), int thresh) +{ +#ifndef CONFIG_NETFILTER_DEBUG + if (list_empty(&nf_hooks[pf][hook])) + return 1; +#endif + return nf_hook_slow(pf, hook, pskb, indev, outdev, okfn, thresh); +} + +static inline int nf_hook(int pf, unsigned int hook, struct sk_buff **pskb, + struct net_device *indev, struct net_device *outdev, + int (*okfn)(struct sk_buff *)) +{ + return nf_hook_thresh(pf, hook, pskb, indev, outdev, okfn, INT_MIN); +} /* Activate hook; either okfn or kfree_skb called, unless a hook returns NF_STOLEN (in which case, it's up to the hook to deal with @@ -188,35 +219,17 @@ void nf_log_packet(int pf, /* This is gross, but inline doesn't cut it for avoiding the function call in fast path: gcc doesn't inline (needs value tracking?). --RR */ -#ifdef CONFIG_NETFILTER_DEBUG -#define NF_HOOK(pf, hook, skb, indev, outdev, okfn) \ -({int __ret; \ -if ((__ret=nf_hook_slow(pf, hook, &(skb), indev, outdev, okfn, INT_MIN)) == 1) \ - __ret = (okfn)(skb); \ -__ret;}) -#define NF_HOOK_THRESH(pf, hook, skb, indev, outdev, okfn, thresh) \ -({int __ret; \ -if ((__ret=nf_hook_slow(pf, hook, &(skb), indev, outdev, okfn, thresh)) == 1) \ - __ret = (okfn)(skb); \ -__ret;}) -#else -#define NF_HOOK(pf, hook, skb, indev, outdev, okfn) \ -({int __ret; \ -if (list_empty(&nf_hooks[pf][hook]) || \ - (__ret=nf_hook_slow(pf, hook, &(skb), indev, outdev, okfn, INT_MIN)) == 1) \ - __ret = (okfn)(skb); \ -__ret;}) + +/* HX: It's slightly less gross now. */ + #define NF_HOOK_THRESH(pf, hook, skb, indev, outdev, okfn, thresh) \ ({int __ret; \ -if (list_empty(&nf_hooks[pf][hook]) || \ - (__ret=nf_hook_slow(pf, hook, &(skb), indev, outdev, okfn, thresh)) == 1) \ +if ((__ret=nf_hook_thresh(pf, hook, &(skb), indev, outdev, okfn, thresh)) == 1)\ __ret = (okfn)(skb); \ __ret;}) -#endif -int nf_hook_slow(int pf, unsigned int hook, struct sk_buff **pskb, - struct net_device *indev, struct net_device *outdev, - int (*okfn)(struct sk_buff *), int thresh); +#define NF_HOOK(pf, hook, skb, indev, outdev, okfn) \ + NF_HOOK_THRESH(pf, hook, skb, indev, outdev, okfn, INT_MIN) /* Call setsockopt() */ int nf_setsockopt(struct sock *sk, int pf, int optval, char __user *opt, @@ -261,6 +274,20 @@ struct nf_queue_rerouter { extern int nf_register_queue_rerouter(int pf, struct nf_queue_rerouter *rer); extern int nf_unregister_queue_rerouter(int pf); +#include <net/flow.h> +extern void (*ip_nat_decode_session)(struct sk_buff *, struct flowi *); + +static inline void +nf_nat_decode_session(struct sk_buff *skb, struct flowi *fl, int family) +{ +#ifdef CONFIG_IP_NF_NAT_NEEDED + void (*decodefn)(struct sk_buff *, struct flowi *); + + if (family == AF_INET && (decodefn = ip_nat_decode_session) != NULL) + decodefn(skb, fl); +#endif +} + #ifdef CONFIG_PROC_FS #include <linux/proc_fs.h> extern struct proc_dir_entry *proc_net_netfilter; @@ -268,7 +295,24 @@ extern struct proc_dir_entry *proc_net_netfilter; #else /* !CONFIG_NETFILTER */ #define NF_HOOK(pf, hook, skb, indev, outdev, okfn) (okfn)(skb) +static inline int nf_hook_thresh(int pf, unsigned int hook, + struct sk_buff **pskb, + struct net_device *indev, + struct net_device *outdev, + int (*okfn)(struct sk_buff *), int thresh) +{ + return okfn(*pskb); +} +static inline int nf_hook(int pf, unsigned int hook, struct sk_buff **pskb, + struct net_device *indev, struct net_device *outdev, + int (*okfn)(struct sk_buff *)) +{ + return okfn(*pskb); +} static inline void nf_ct_attach(struct sk_buff *new, struct sk_buff *skb) {} +struct flowi; +static inline void +nf_nat_decode_session(struct sk_buff *skb, struct flowi *fl, int family) {} #endif /*CONFIG_NETFILTER*/ #endif /*__KERNEL__*/ diff --git a/include/linux/netfilter/nf_conntrack_common.h b/include/linux/netfilter/nf_conntrack_common.h index 6d39b518486..3ff88c87830 100644 --- a/include/linux/netfilter/nf_conntrack_common.h +++ b/include/linux/netfilter/nf_conntrack_common.h @@ -154,6 +154,9 @@ struct ip_conntrack_stat unsigned int expect_delete; }; +/* call to create an explicit dependency on nf_conntrack. */ +extern void need_conntrack(void); + #endif /* __KERNEL__ */ #endif /* _NF_CONNTRACK_COMMON_H */ diff --git a/include/linux/netfilter/nfnetlink_conntrack.h b/include/linux/netfilter/nfnetlink_conntrack.h index 116fcaced90..668ec946c8e 100644 --- a/include/linux/netfilter/nfnetlink_conntrack.h +++ b/include/linux/netfilter/nfnetlink_conntrack.h @@ -64,6 +64,9 @@ enum ctattr_l4proto { CTA_PROTO_ICMP_ID, CTA_PROTO_ICMP_TYPE, CTA_PROTO_ICMP_CODE, + CTA_PROTO_ICMPV6_ID, + CTA_PROTO_ICMPV6_TYPE, + CTA_PROTO_ICMPV6_CODE, __CTA_PROTO_MAX }; #define CTA_PROTO_MAX (__CTA_PROTO_MAX - 1) @@ -128,6 +131,4 @@ enum ctattr_help { }; #define CTA_HELP_MAX (__CTA_HELP_MAX - 1) -#define CTA_HELP_MAXNAMESIZE 32 - #endif /* _IPCONNTRACK_NETLINK_H */ diff --git a/include/linux/netfilter/x_tables.h b/include/linux/netfilter/x_tables.h new file mode 100644 index 00000000000..472f0483480 --- /dev/null +++ b/include/linux/netfilter/x_tables.h @@ -0,0 +1,224 @@ +#ifndef _X_TABLES_H +#define _X_TABLES_H + +#define XT_FUNCTION_MAXNAMELEN 30 +#define XT_TABLE_MAXNAMELEN 32 + +/* The argument to IPT_SO_GET_REVISION_*. Returns highest revision + * kernel supports, if >= revision. */ +struct xt_get_revision +{ + char name[XT_FUNCTION_MAXNAMELEN-1]; + + u_int8_t revision; +}; + +/* CONTINUE verdict for targets */ +#define XT_CONTINUE 0xFFFFFFFF + +/* For standard target */ +#define XT_RETURN (-NF_REPEAT - 1) + +#define XT_ALIGN(s) (((s) + (__alignof__(void *)-1)) & ~(__alignof__(void *)-1)) + +/* Standard return verdict, or do jump. */ +#define XT_STANDARD_TARGET "" +/* Error verdict. */ +#define XT_ERROR_TARGET "ERROR" + +/* + * New IP firewall options for [gs]etsockopt at the RAW IP level. + * Unlike BSD Linux inherits IP options so you don't have to use a raw + * socket for this. Instead we check rights in the calls. */ +#define XT_BASE_CTL 64 /* base for firewall socket options */ + +#define XT_SO_SET_REPLACE (XT_BASE_CTL) +#define XT_SO_SET_ADD_COUNTERS (XT_BASE_CTL + 1) +#define XT_SO_SET_MAX XT_SO_SET_ADD_COUNTERS + +#define XT_SO_GET_INFO (XT_BASE_CTL) +#define XT_SO_GET_ENTRIES (XT_BASE_CTL + 1) +#define XT_SO_GET_REVISION_MATCH (XT_BASE_CTL + 2) +#define XT_SO_GET_REVISION_TARGET (XT_BASE_CTL + 3) +#define XT_SO_GET_MAX XT_SO_GET_REVISION_TARGET + +#define SET_COUNTER(c,b,p) do { (c).bcnt = (b); (c).pcnt = (p); } while(0) +#define ADD_COUNTER(c,b,p) do { (c).bcnt += (b); (c).pcnt += (p); } while(0) + +struct xt_counters +{ + u_int64_t pcnt, bcnt; /* Packet and byte counters */ +}; + +/* The argument to IPT_SO_ADD_COUNTERS. */ +struct xt_counters_info +{ + /* Which table. */ + char name[XT_TABLE_MAXNAMELEN]; + + unsigned int num_counters; + + /* The counters (actually `number' of these). */ + struct xt_counters counters[0]; +}; + +#define XT_INV_PROTO 0x40 /* Invert the sense of PROTO. */ + +#ifdef __KERNEL__ + +#include <linux/netdevice.h> + +#define ASSERT_READ_LOCK(x) +#define ASSERT_WRITE_LOCK(x) +#include <linux/netfilter_ipv4/listhelp.h> + +struct xt_match +{ + struct list_head list; + + const char name[XT_FUNCTION_MAXNAMELEN-1]; + + u_int8_t revision; + + /* Return true or false: return FALSE and set *hotdrop = 1 to + force immediate packet drop. */ + /* Arguments changed since 2.6.9, as this must now handle + non-linear skb, using skb_header_pointer and + skb_ip_make_writable. */ + int (*match)(const struct sk_buff *skb, + const struct net_device *in, + const struct net_device *out, + const void *matchinfo, + int offset, + unsigned int protoff, + int *hotdrop); + + /* Called when user tries to insert an entry of this type. */ + /* Should return true or false. */ + int (*checkentry)(const char *tablename, + const void *ip, + void *matchinfo, + unsigned int matchinfosize, + unsigned int hook_mask); + + /* Called when entry of this type deleted. */ + void (*destroy)(void *matchinfo, unsigned int matchinfosize); + + /* Set this to THIS_MODULE if you are a module, otherwise NULL */ + struct module *me; +}; + +/* Registration hooks for targets. */ +struct xt_target +{ + struct list_head list; + + const char name[XT_FUNCTION_MAXNAMELEN-1]; + + u_int8_t revision; + + /* Returns verdict. Argument order changed since 2.6.9, as this + must now handle non-linear skbs, using skb_copy_bits and + skb_ip_make_writable. */ + unsigned int (*target)(struct sk_buff **pskb, + const struct net_device *in, + const struct net_device *out, + unsigned int hooknum, + const void *targinfo, + void *userdata); + + /* Called when user tries to insert an entry of this type: + hook_mask is a bitmask of hooks from which it can be + called. */ + /* Should return true or false. */ + int (*checkentry)(const char *tablename, + const void *entry, + void *targinfo, + unsigned int targinfosize, + unsigned int hook_mask); + + /* Called when entry of this type deleted. */ + void (*destroy)(void *targinfo, unsigned int targinfosize); + + /* Set this to THIS_MODULE if you are a module, otherwise NULL */ + struct module *me; +}; + +/* Furniture shopping... */ +struct xt_table +{ + struct list_head list; + + /* A unique name... */ + char name[XT_TABLE_MAXNAMELEN]; + + /* What hooks you will enter on */ + unsigned int valid_hooks; + + /* Lock for the curtain */ + rwlock_t lock; + + /* Man behind the curtain... */ + //struct ip6t_table_info *private; + void *private; + + /* Set this to THIS_MODULE if you are a module, otherwise NULL */ + struct module *me; + + int af; /* address/protocol family */ +}; + +#include <linux/netfilter_ipv4.h> + +/* The table itself */ +struct xt_table_info +{ + /* Size per table */ + unsigned int size; + /* Number of entries: FIXME. --RR */ + unsigned int number; + /* Initial number of entries. Needed for module usage count */ + unsigned int initial_entries; + + /* Entry points and underflows */ + unsigned int hook_entry[NF_IP_NUMHOOKS]; + unsigned int underflow[NF_IP_NUMHOOKS]; + + /* ipt_entry tables: one per CPU */ + char *entries[NR_CPUS]; +}; + +extern int xt_register_target(int af, struct xt_target *target); +extern void xt_unregister_target(int af, struct xt_target *target); +extern int xt_register_match(int af, struct xt_match *target); +extern void xt_unregister_match(int af, struct xt_match *target); + +extern int xt_register_table(struct xt_table *table, + struct xt_table_info *bootstrap, + struct xt_table_info *newinfo); +extern void *xt_unregister_table(struct xt_table *table); + +extern struct xt_table_info *xt_replace_table(struct xt_table *table, + unsigned int num_counters, + struct xt_table_info *newinfo, + int *error); + +extern struct xt_match *xt_find_match(int af, const char *name, u8 revision); +extern struct xt_target *xt_find_target(int af, const char *name, u8 revision); +extern struct xt_target *xt_request_find_target(int af, const char *name, + u8 revision); +extern int xt_find_revision(int af, const char *name, u8 revision, int target, + int *err); + +extern struct xt_table *xt_find_table_lock(int af, const char *name); +extern void xt_table_unlock(struct xt_table *t); + +extern int xt_proto_init(int af); +extern void xt_proto_fini(int af); + +extern struct xt_table_info *xt_alloc_table_info(unsigned int size); +extern void xt_free_table_info(struct xt_table_info *info); + +#endif /* __KERNEL__ */ + +#endif /* _X_TABLES_H */ diff --git a/include/linux/netfilter/xt_CLASSIFY.h b/include/linux/netfilter/xt_CLASSIFY.h new file mode 100644 index 00000000000..58111355255 --- /dev/null +++ b/include/linux/netfilter/xt_CLASSIFY.h @@ -0,0 +1,8 @@ +#ifndef _XT_CLASSIFY_H +#define _XT_CLASSIFY_H + +struct xt_classify_target_info { + u_int32_t priority; +}; + +#endif /*_XT_CLASSIFY_H */ diff --git a/include/linux/netfilter/xt_CONNMARK.h b/include/linux/netfilter/xt_CONNMARK.h new file mode 100644 index 00000000000..9f744689fff --- /dev/null +++ b/include/linux/netfilter/xt_CONNMARK.h @@ -0,0 +1,25 @@ +#ifndef _XT_CONNMARK_H_target +#define _XT_CONNMARK_H_target + +/* Copyright (C) 2002,2004 MARA Systems AB <http://www.marasystems.com> + * by Henrik Nordstrom <hno@marasystems.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + */ + +enum { + XT_CONNMARK_SET = 0, + XT_CONNMARK_SAVE, + XT_CONNMARK_RESTORE +}; + +struct xt_connmark_target_info { + unsigned long mark; + unsigned long mask; + u_int8_t mode; +}; + +#endif /*_XT_CONNMARK_H_target*/ diff --git a/include/linux/netfilter/xt_MARK.h b/include/linux/netfilter/xt_MARK.h new file mode 100644 index 00000000000..b021e93ee5d --- /dev/null +++ b/include/linux/netfilter/xt_MARK.h @@ -0,0 +1,21 @@ +#ifndef _XT_MARK_H_target +#define _XT_MARK_H_target + +/* Version 0 */ +struct xt_mark_target_info { + unsigned long mark; +}; + +/* Version 1 */ +enum { + XT_MARK_SET=0, + XT_MARK_AND, + XT_MARK_OR, +}; + +struct xt_mark_target_info_v1 { + unsigned long mark; + u_int8_t mode; +}; + +#endif /*_XT_MARK_H_target */ diff --git a/include/linux/netfilter/xt_NFQUEUE.h b/include/linux/netfilter/xt_NFQUEUE.h new file mode 100644 index 00000000000..9a9af79f74d --- /dev/null +++ b/include/linux/netfilter/xt_NFQUEUE.h @@ -0,0 +1,16 @@ +/* iptables module for using NFQUEUE mechanism + * + * (C) 2005 Harald Welte <laforge@netfilter.org> + * + * This software is distributed under GNU GPL v2, 1991 + * +*/ +#ifndef _XT_NFQ_TARGET_H +#define _XT_NFQ_TARGET_H + +/* target info */ +struct xt_NFQ_info { + u_int16_t queuenum; +}; + +#endif /* _XT_NFQ_TARGET_H */ diff --git a/include/linux/netfilter/xt_comment.h b/include/linux/netfilter/xt_comment.h new file mode 100644 index 00000000000..eacfedc6b5d --- /dev/null +++ b/include/linux/netfilter/xt_comment.h @@ -0,0 +1,10 @@ +#ifndef _XT_COMMENT_H +#define _XT_COMMENT_H + +#define XT_MAX_COMMENT_LEN 256 + +struct xt_comment_info { + unsigned char comment[XT_MAX_COMMENT_LEN]; +}; + +#endif /* XT_COMMENT_H */ diff --git a/include/linux/netfilter/xt_connbytes.h b/include/linux/netfilter/xt_connbytes.h new file mode 100644 index 00000000000..c022c989754 --- /dev/null +++ b/include/linux/netfilter/xt_connbytes.h @@ -0,0 +1,25 @@ +#ifndef _XT_CONNBYTES_H +#define _XT_CONNBYTES_H + +enum xt_connbytes_what { + XT_CONNBYTES_PKTS, + XT_CONNBYTES_BYTES, + XT_CONNBYTES_AVGPKT, +}; + +enum xt_connbytes_direction { + XT_CONNBYTES_DIR_ORIGINAL, + XT_CONNBYTES_DIR_REPLY, + XT_CONNBYTES_DIR_BOTH, +}; + +struct xt_connbytes_info +{ + struct { + aligned_u64 from; /* count to be matched */ + aligned_u64 to; /* count to be matched */ + } count; + u_int8_t what; /* ipt_connbytes_what */ + u_int8_t direction; /* ipt_connbytes_direction */ +}; +#endif diff --git a/include/linux/netfilter/xt_connmark.h b/include/linux/netfilter/xt_connmark.h new file mode 100644 index 00000000000..c592f6ae088 --- /dev/null +++ b/include/linux/netfilter/xt_connmark.h @@ -0,0 +1,18 @@ +#ifndef _XT_CONNMARK_H +#define _XT_CONNMARK_H + +/* Copyright (C) 2002,2004 MARA Systems AB <http://www.marasystems.com> + * by Henrik Nordstrom <hno@marasystems.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + */ + +struct xt_connmark_info { + unsigned long mark, mask; + u_int8_t invert; +}; + +#endif /*_XT_CONNMARK_H*/ diff --git a/include/linux/netfilter/xt_conntrack.h b/include/linux/netfilter/xt_conntrack.h new file mode 100644 index 00000000000..34f63cf2e29 --- /dev/null +++ b/include/linux/netfilter/xt_conntrack.h @@ -0,0 +1,63 @@ +/* Header file for kernel module to match connection tracking information. + * GPL (C) 2001 Marc Boucher (marc@mbsi.ca). + */ + +#ifndef _XT_CONNTRACK_H +#define _XT_CONNTRACK_H + +#include <linux/netfilter/nf_conntrack_tuple_common.h> +#include <linux/in.h> + +#define XT_CONNTRACK_STATE_BIT(ctinfo) (1 << ((ctinfo)%IP_CT_IS_REPLY+1)) +#define XT_CONNTRACK_STATE_INVALID (1 << 0) + +#define XT_CONNTRACK_STATE_SNAT (1 << (IP_CT_NUMBER + 1)) +#define XT_CONNTRACK_STATE_DNAT (1 << (IP_CT_NUMBER + 2)) +#define XT_CONNTRACK_STATE_UNTRACKED (1 << (IP_CT_NUMBER + 3)) + +/* flags, invflags: */ +#define XT_CONNTRACK_STATE 0x01 +#define XT_CONNTRACK_PROTO 0x02 +#define XT_CONNTRACK_ORIGSRC 0x04 +#define XT_CONNTRACK_ORIGDST 0x08 +#define XT_CONNTRACK_REPLSRC 0x10 +#define XT_CONNTRACK_REPLDST 0x20 +#define XT_CONNTRACK_STATUS 0x40 +#define XT_CONNTRACK_EXPIRES 0x80 + +/* This is exposed to userspace, so remains frozen in time. */ +struct ip_conntrack_old_tuple +{ + struct { + __u32 ip; + union { + __u16 all; + } u; + } src; + + struct { + __u32 ip; + union { + __u16 all; + } u; + + /* The protocol. */ + u16 protonum; + } dst; +}; + +struct xt_conntrack_info +{ + unsigned int statemask, statusmask; + + struct ip_conntrack_old_tuple tuple[IP_CT_DIR_MAX]; + struct in_addr sipmsk[IP_CT_DIR_MAX], dipmsk[IP_CT_DIR_MAX]; + + unsigned long expires_min, expires_max; + + /* Flags word */ + u_int8_t flags; + /* Inverse flags */ + u_int8_t invflags; +}; +#endif /*_XT_CONNTRACK_H*/ diff --git a/include/linux/netfilter/xt_dccp.h b/include/linux/netfilter/xt_dccp.h new file mode 100644 index 00000000000..e0221b9d32c --- /dev/null +++ b/include/linux/netfilter/xt_dccp.h @@ -0,0 +1,23 @@ +#ifndef _XT_DCCP_H_ +#define _XT_DCCP_H_ + +#define XT_DCCP_SRC_PORTS 0x01 +#define XT_DCCP_DEST_PORTS 0x02 +#define XT_DCCP_TYPE 0x04 +#define XT_DCCP_OPTION 0x08 + +#define XT_DCCP_VALID_FLAGS 0x0f + +struct xt_dccp_info { + u_int16_t dpts[2]; /* Min, Max */ + u_int16_t spts[2]; /* Min, Max */ + + u_int16_t flags; + u_int16_t invflags; + + u_int16_t typemask; + u_int8_t option; +}; + +#endif /* _XT_DCCP_H_ */ + diff --git a/include/linux/netfilter/xt_helper.h b/include/linux/netfilter/xt_helper.h new file mode 100644 index 00000000000..6b42763f999 --- /dev/null +++ b/include/linux/netfilter/xt_helper.h @@ -0,0 +1,8 @@ +#ifndef _XT_HELPER_H +#define _XT_HELPER_H + +struct xt_helper_info { + int invert; + char name[30]; +}; +#endif /* _XT_HELPER_H */ diff --git a/include/linux/netfilter/xt_length.h b/include/linux/netfilter/xt_length.h new file mode 100644 index 00000000000..7c2b439f73f --- /dev/null +++ b/include/linux/netfilter/xt_length.h @@ -0,0 +1,9 @@ +#ifndef _XT_LENGTH_H +#define _XT_LENGTH_H + +struct xt_length_info { + u_int16_t min, max; + u_int8_t invert; +}; + +#endif /*_XT_LENGTH_H*/ diff --git a/include/linux/netfilter/xt_limit.h b/include/linux/netfilter/xt_limit.h new file mode 100644 index 00000000000..b3ce65375ec --- /dev/null +++ b/include/linux/netfilter/xt_limit.h @@ -0,0 +1,21 @@ +#ifndef _XT_RATE_H +#define _XT_RATE_H + +/* timings are in milliseconds. */ +#define XT_LIMIT_SCALE 10000 + +/* 1/10,000 sec period => max of 10,000/sec. Min rate is then 429490 + seconds, or one every 59 hours. */ +struct xt_rateinfo { + u_int32_t avg; /* Average secs between packets * scale */ + u_int32_t burst; /* Period multiplier for upper limit. */ + + /* Used internally by the kernel */ + unsigned long prev; + u_int32_t credit; + u_int32_t credit_cap, cost; + + /* Ugly, ugly fucker. */ + struct xt_rateinfo *master; +}; +#endif /*_XT_RATE_H*/ diff --git a/include/linux/netfilter/xt_mac.h b/include/linux/netfilter/xt_mac.h new file mode 100644 index 00000000000..b892cdc67e0 --- /dev/null +++ b/include/linux/netfilter/xt_mac.h @@ -0,0 +1,8 @@ +#ifndef _XT_MAC_H +#define _XT_MAC_H + +struct xt_mac_info { + unsigned char srcaddr[ETH_ALEN]; + int invert; +}; +#endif /*_XT_MAC_H*/ diff --git a/include/linux/netfilter/xt_mark.h b/include/linux/netfilter/xt_mark.h new file mode 100644 index 00000000000..802dd4842ca --- /dev/null +++ b/include/linux/netfilter/xt_mark.h @@ -0,0 +1,9 @@ +#ifndef _XT_MARK_H +#define _XT_MARK_H + +struct xt_mark_info { + unsigned long mark, mask; + u_int8_t invert; +}; + +#endif /*_XT_MARK_H*/ diff --git a/include/linux/netfilter/xt_physdev.h b/include/linux/netfilter/xt_physdev.h new file mode 100644 index 00000000000..25a7a1815b5 --- /dev/null +++ b/include/linux/netfilter/xt_physdev.h @@ -0,0 +1,24 @@ +#ifndef _XT_PHYSDEV_H +#define _XT_PHYSDEV_H + +#ifdef __KERNEL__ +#include <linux/if.h> +#endif + +#define XT_PHYSDEV_OP_IN 0x01 +#define XT_PHYSDEV_OP_OUT 0x02 +#define XT_PHYSDEV_OP_BRIDGED 0x04 +#define XT_PHYSDEV_OP_ISIN 0x08 +#define XT_PHYSDEV_OP_ISOUT 0x10 +#define XT_PHYSDEV_OP_MASK (0x20 - 1) + +struct xt_physdev_info { + char physindev[IFNAMSIZ]; + char in_mask[IFNAMSIZ]; + char physoutdev[IFNAMSIZ]; + char out_mask[IFNAMSIZ]; + u_int8_t invert; + u_int8_t bitmask; +}; + +#endif /*_XT_PHYSDEV_H*/ diff --git a/include/linux/netfilter/xt_pkttype.h b/include/linux/netfilter/xt_pkttype.h new file mode 100644 index 00000000000..f265cf52fae --- /dev/null +++ b/include/linux/netfilter/xt_pkttype.h @@ -0,0 +1,8 @@ +#ifndef _XT_PKTTYPE_H +#define _XT_PKTTYPE_H + +struct xt_pkttype_info { + int pkttype; + int invert; +}; +#endif /*_XT_PKTTYPE_H*/ diff --git a/include/linux/netfilter/xt_realm.h b/include/linux/netfilter/xt_realm.h new file mode 100644 index 00000000000..220e8724571 --- /dev/null +++ b/include/linux/netfilter/xt_realm.h @@ -0,0 +1,10 @@ +#ifndef _XT_REALM_H +#define _XT_REALM_H + +struct xt_realm_info { + u_int32_t id; + u_int32_t mask; + u_int8_t invert; +}; + +#endif /* _XT_REALM_H */ diff --git a/include/linux/netfilter/xt_sctp.h b/include/linux/netfilter/xt_sctp.h new file mode 100644 index 00000000000..b157897e779 --- /dev/null +++ b/include/linux/netfilter/xt_sctp.h @@ -0,0 +1,107 @@ +#ifndef _XT_SCTP_H_ +#define _XT_SCTP_H_ + +#define XT_SCTP_SRC_PORTS 0x01 +#define XT_SCTP_DEST_PORTS 0x02 +#define XT_SCTP_CHUNK_TYPES 0x04 + +#define XT_SCTP_VALID_FLAGS 0x07 + +#define ELEMCOUNT(x) (sizeof(x)/sizeof(x[0])) + + +struct xt_sctp_flag_info { + u_int8_t chunktype; + u_int8_t flag; + u_int8_t flag_mask; +}; + +#define XT_NUM_SCTP_FLAGS 4 + +struct xt_sctp_info { + u_int16_t dpts[2]; /* Min, Max */ + u_int16_t spts[2]; /* Min, Max */ + + u_int32_t chunkmap[256 / sizeof (u_int32_t)]; /* Bit mask of chunks to be matched according to RFC 2960 */ + +#define SCTP_CHUNK_MATCH_ANY 0x01 /* Match if any of the chunk types are present */ +#define SCTP_CHUNK_MATCH_ALL 0x02 /* Match if all of the chunk types are present */ +#define SCTP_CHUNK_MATCH_ONLY 0x04 /* Match if these are the only chunk types present */ + + u_int32_t chunk_match_type; + struct xt_sctp_flag_info flag_info[XT_NUM_SCTP_FLAGS]; + int flag_count; + + u_int32_t flags; + u_int32_t invflags; +}; + +#define bytes(type) (sizeof(type) * 8) + +#define SCTP_CHUNKMAP_SET(chunkmap, type) \ + do { \ + chunkmap[type / bytes(u_int32_t)] |= \ + 1 << (type % bytes(u_int32_t)); \ + } while (0) + +#define SCTP_CHUNKMAP_CLEAR(chunkmap, type) \ + do { \ + chunkmap[type / bytes(u_int32_t)] &= \ + ~(1 << (type % bytes(u_int32_t))); \ + } while (0) + +#define SCTP_CHUNKMAP_IS_SET(chunkmap, type) \ +({ \ + (chunkmap[type / bytes (u_int32_t)] & \ + (1 << (type % bytes (u_int32_t)))) ? 1: 0; \ +}) + +#define SCTP_CHUNKMAP_RESET(chunkmap) \ + do { \ + int i; \ + for (i = 0; i < ELEMCOUNT(chunkmap); i++) \ + chunkmap[i] = 0; \ + } while (0) + +#define SCTP_CHUNKMAP_SET_ALL(chunkmap) \ + do { \ + int i; \ + for (i = 0; i < ELEMCOUNT(chunkmap); i++) \ + chunkmap[i] = ~0; \ + } while (0) + +#define SCTP_CHUNKMAP_COPY(destmap, srcmap) \ + do { \ + int i; \ + for (i = 0; i < ELEMCOUNT(chunkmap); i++) \ + destmap[i] = srcmap[i]; \ + } while (0) + +#define SCTP_CHUNKMAP_IS_CLEAR(chunkmap) \ +({ \ + int i; \ + int flag = 1; \ + for (i = 0; i < ELEMCOUNT(chunkmap); i++) { \ + if (chunkmap[i]) { \ + flag = 0; \ + break; \ + } \ + } \ + flag; \ +}) + +#define SCTP_CHUNKMAP_IS_ALL_SET(chunkmap) \ +({ \ + int i; \ + int flag = 1; \ + for (i = 0; i < ELEMCOUNT(chunkmap); i++) { \ + if (chunkmap[i] != ~0) { \ + flag = 0; \ + break; \ + } \ + } \ + flag; \ +}) + +#endif /* _XT_SCTP_H_ */ + diff --git a/include/linux/netfilter/xt_state.h b/include/linux/netfilter/xt_state.h new file mode 100644 index 00000000000..c06f32edee0 --- /dev/null +++ b/include/linux/netfilter/xt_state.h @@ -0,0 +1,13 @@ +#ifndef _XT_STATE_H +#define _XT_STATE_H + +#define XT_STATE_BIT(ctinfo) (1 << ((ctinfo)%IP_CT_IS_REPLY+1)) +#define XT_STATE_INVALID (1 << 0) + +#define XT_STATE_UNTRACKED (1 << (IP_CT_NUMBER + 1)) + +struct xt_state_info +{ + unsigned int statemask; +}; +#endif /*_XT_STATE_H*/ diff --git a/include/linux/netfilter/xt_string.h b/include/linux/netfilter/xt_string.h new file mode 100644 index 00000000000..3b3419f2637 --- /dev/null +++ b/include/linux/netfilter/xt_string.h @@ -0,0 +1,18 @@ +#ifndef _XT_STRING_H +#define _XT_STRING_H + +#define XT_STRING_MAX_PATTERN_SIZE 128 +#define XT_STRING_MAX_ALGO_NAME_SIZE 16 + +struct xt_string_info +{ + u_int16_t from_offset; + u_int16_t to_offset; + char algo[XT_STRING_MAX_ALGO_NAME_SIZE]; + char pattern[XT_STRING_MAX_PATTERN_SIZE]; + u_int8_t patlen; + u_int8_t invert; + struct ts_config __attribute__((aligned(8))) *config; +}; + +#endif /*_XT_STRING_H*/ diff --git a/include/linux/netfilter/xt_tcpmss.h b/include/linux/netfilter/xt_tcpmss.h new file mode 100644 index 00000000000..e03274c4c79 --- /dev/null +++ b/include/linux/netfilter/xt_tcpmss.h @@ -0,0 +1,9 @@ +#ifndef _XT_TCPMSS_MATCH_H +#define _XT_TCPMSS_MATCH_H + +struct xt_tcpmss_match_info { + u_int16_t mss_min, mss_max; + u_int8_t invert; +}; + +#endif /*_XT_TCPMSS_MATCH_H*/ diff --git a/include/linux/netfilter/xt_tcpudp.h b/include/linux/netfilter/xt_tcpudp.h new file mode 100644 index 00000000000..78bc65f11ad --- /dev/null +++ b/include/linux/netfilter/xt_tcpudp.h @@ -0,0 +1,36 @@ +#ifndef _XT_TCPUDP_H +#define _XT_TCPUDP_H + +/* TCP matching stuff */ +struct xt_tcp +{ + u_int16_t spts[2]; /* Source port range. */ + u_int16_t dpts[2]; /* Destination port range. */ + u_int8_t option; /* TCP Option iff non-zero*/ + u_int8_t flg_mask; /* TCP flags mask byte */ + u_int8_t flg_cmp; /* TCP flags compare byte */ + u_int8_t invflags; /* Inverse flags */ +}; + +/* Values for "inv" field in struct ipt_tcp. */ +#define XT_TCP_INV_SRCPT 0x01 /* Invert the sense of source ports. */ +#define XT_TCP_INV_DSTPT 0x02 /* Invert the sense of dest ports. */ +#define XT_TCP_INV_FLAGS 0x04 /* Invert the sense of TCP flags. */ +#define XT_TCP_INV_OPTION 0x08 /* Invert the sense of option test. */ +#define XT_TCP_INV_MASK 0x0F /* All possible flags. */ + +/* UDP matching stuff */ +struct xt_udp +{ + u_int16_t spts[2]; /* Source port range. */ + u_int16_t dpts[2]; /* Destination port range. */ + u_int8_t invflags; /* Inverse flags */ +}; + +/* Values for "invflags" field in struct ipt_udp. */ +#define XT_UDP_INV_SRCPT 0x01 /* Invert the sense of source ports. */ +#define XT_UDP_INV_DSTPT 0x02 /* Invert the sense of dest ports. */ +#define XT_UDP_INV_MASK 0x03 /* All possible flags. */ + + +#endif diff --git a/include/linux/netfilter_arp/arp_tables.h b/include/linux/netfilter_arp/arp_tables.h index e98a870a20b..fd21796e513 100644 --- a/include/linux/netfilter_arp/arp_tables.h +++ b/include/linux/netfilter_arp/arp_tables.h @@ -19,8 +19,12 @@ #include <linux/compiler.h> #include <linux/netfilter_arp.h> -#define ARPT_FUNCTION_MAXNAMELEN 30 -#define ARPT_TABLE_MAXNAMELEN 32 +#include <linux/netfilter/x_tables.h> + +#define ARPT_FUNCTION_MAXNAMELEN XT_FUNCTION_MAXNAMELEN +#define ARPT_TABLE_MAXNAMELEN XT_TABLE_MAXNAMELEN +#define arpt_target xt_target +#define arpt_table xt_table #define ARPT_DEV_ADDR_LEN_MAX 16 @@ -91,11 +95,6 @@ struct arpt_standard_target int verdict; }; -struct arpt_counters -{ - u_int64_t pcnt, bcnt; /* Packet and byte counters */ -}; - /* Values for "flag" field in struct arpt_ip (general arp structure). * No flags defined yet. */ @@ -130,7 +129,7 @@ struct arpt_entry unsigned int comefrom; /* Packet and byte counters. */ - struct arpt_counters counters; + struct xt_counters counters; /* The matches (if any), then the target. */ unsigned char elems[0]; @@ -141,23 +140,24 @@ struct arpt_entry * Unlike BSD Linux inherits IP options so you don't have to use a raw * socket for this. Instead we check rights in the calls. */ -#define ARPT_BASE_CTL 96 /* base for firewall socket options */ +#define ARPT_CTL_OFFSET 32 +#define ARPT_BASE_CTL (XT_BASE_CTL+ARPT_CTL_OFFSET) -#define ARPT_SO_SET_REPLACE (ARPT_BASE_CTL) -#define ARPT_SO_SET_ADD_COUNTERS (ARPT_BASE_CTL + 1) -#define ARPT_SO_SET_MAX ARPT_SO_SET_ADD_COUNTERS +#define ARPT_SO_SET_REPLACE (XT_SO_SET_REPLACE+ARPT_CTL_OFFSET) +#define ARPT_SO_SET_ADD_COUNTERS (XT_SO_SET_ADD_COUNTERS+ARPT_CTL_OFFSET) +#define ARPT_SO_SET_MAX (XT_SO_SET_MAX+ARPT_CTL_OFFSET) -#define ARPT_SO_GET_INFO (ARPT_BASE_CTL) -#define ARPT_SO_GET_ENTRIES (ARPT_BASE_CTL + 1) -/* #define ARPT_SO_GET_REVISION_MATCH (ARPT_BASE_CTL + 2)*/ -#define ARPT_SO_GET_REVISION_TARGET (ARPT_BASE_CTL + 3) -#define ARPT_SO_GET_MAX ARPT_SO_GET_REVISION_TARGET +#define ARPT_SO_GET_INFO (XT_SO_GET_INFO+ARPT_CTL_OFFSET) +#define ARPT_SO_GET_ENTRIES (XT_SO_GET_ENTRIES+ARPT_CTL_OFFSET) +/* #define ARPT_SO_GET_REVISION_MATCH XT_SO_GET_REVISION_MATCH */ +#define ARPT_SO_GET_REVISION_TARGET (XT_SO_GET_REVISION_TARGET+ARPT_CTL_OFFSET) +#define ARPT_SO_GET_MAX (XT_SO_GET_REVISION_TARGET+ARPT_CTL_OFFSET) /* CONTINUE verdict for targets */ -#define ARPT_CONTINUE 0xFFFFFFFF +#define ARPT_CONTINUE XT_CONTINUE /* For standard target */ -#define ARPT_RETURN (-NF_REPEAT - 1) +#define ARPT_RETURN XT_RETURN /* The argument to ARPT_SO_GET_INFO */ struct arpt_getinfo @@ -208,23 +208,14 @@ struct arpt_replace /* Number of counters (must be equal to current number of entries). */ unsigned int num_counters; /* The old entries' counters. */ - struct arpt_counters __user *counters; + struct xt_counters __user *counters; /* The entries (hang off end: not really an array). */ struct arpt_entry entries[0]; }; /* The argument to ARPT_SO_ADD_COUNTERS. */ -struct arpt_counters_info -{ - /* Which table. */ - char name[ARPT_TABLE_MAXNAMELEN]; - - unsigned int num_counters; - - /* The counters (actually `number' of these). */ - struct arpt_counters counters[0]; -}; +#define arpt_counters_info xt_counters_info /* The argument to ARPT_SO_GET_ENTRIES. */ struct arpt_get_entries @@ -239,19 +230,10 @@ struct arpt_get_entries struct arpt_entry entrytable[0]; }; -/* The argument to ARPT_SO_GET_REVISION_*. Returns highest revision - * kernel supports, if >= revision. */ -struct arpt_get_revision -{ - char name[ARPT_FUNCTION_MAXNAMELEN-1]; - - u_int8_t revision; -}; - /* Standard return verdict, or do jump. */ -#define ARPT_STANDARD_TARGET "" +#define ARPT_STANDARD_TARGET XT_STANDARD_TARGET /* Error verdict. */ -#define ARPT_ERROR_TARGET "ERROR" +#define ARPT_ERROR_TARGET XT_ERROR_TARGET /* Helper functions */ static __inline__ struct arpt_entry_target *arpt_get_target(struct arpt_entry *e) @@ -281,63 +263,8 @@ static __inline__ struct arpt_entry_target *arpt_get_target(struct arpt_entry *e */ #ifdef __KERNEL__ -/* Registration hooks for targets. */ -struct arpt_target -{ - struct list_head list; - - const char name[ARPT_FUNCTION_MAXNAMELEN-1]; - - u_int8_t revision; - - /* Returns verdict. */ - unsigned int (*target)(struct sk_buff **pskb, - unsigned int hooknum, - const struct net_device *in, - const struct net_device *out, - const void *targinfo, - void *userdata); - - /* Called when user tries to insert an entry of this type: - hook_mask is a bitmask of hooks from which it can be - called. */ - /* Should return true or false. */ - int (*checkentry)(const char *tablename, - const struct arpt_entry *e, - void *targinfo, - unsigned int targinfosize, - unsigned int hook_mask); - - /* Called when entry of this type deleted. */ - void (*destroy)(void *targinfo, unsigned int targinfosize); - - /* Set this to THIS_MODULE if you are a module, otherwise NULL */ - struct module *me; -}; - -extern int arpt_register_target(struct arpt_target *target); -extern void arpt_unregister_target(struct arpt_target *target); - -/* Furniture shopping... */ -struct arpt_table -{ - struct list_head list; - - /* A unique name... */ - char name[ARPT_TABLE_MAXNAMELEN]; - - /* What hooks you will enter on */ - unsigned int valid_hooks; - - /* Lock for the curtain */ - rwlock_t lock; - - /* Man behind the curtain... */ - struct arpt_table_info *private; - - /* Set this to THIS_MODULE if you are a module, otherwise NULL */ - struct module *me; -}; +#define arpt_register_target(tgt) xt_register_target(NF_ARP, tgt) +#define arpt_unregister_target(tgt) xt_unregister_target(NF_ARP, tgt) extern int arpt_register_table(struct arpt_table *table, const struct arpt_replace *repl); diff --git a/include/linux/netfilter_ipv4/ip_conntrack.h b/include/linux/netfilter_ipv4/ip_conntrack.h index b3432ab59a1..215765f043e 100644 --- a/include/linux/netfilter_ipv4/ip_conntrack.h +++ b/include/linux/netfilter_ipv4/ip_conntrack.h @@ -199,9 +199,6 @@ ip_conntrack_put(struct ip_conntrack *ct) nf_conntrack_put(&ct->ct_general); } -/* call to create an explicit dependency on ip_conntrack. */ -extern void need_ip_conntrack(void); - extern int invert_tuplepr(struct ip_conntrack_tuple *inverse, const struct ip_conntrack_tuple *orig); diff --git a/include/linux/netfilter_ipv4/ip_nat_protocol.h b/include/linux/netfilter_ipv4/ip_nat_protocol.h index ef63aa991a0..612a43614e7 100644 --- a/include/linux/netfilter_ipv4/ip_nat_protocol.h +++ b/include/linux/netfilter_ipv4/ip_nat_protocol.h @@ -42,13 +42,6 @@ struct ip_nat_protocol enum ip_nat_manip_type maniptype, const struct ip_conntrack *conntrack); - unsigned int (*print)(char *buffer, - const struct ip_conntrack_tuple *match, - const struct ip_conntrack_tuple *mask); - - unsigned int (*print_range)(char *buffer, - const struct ip_nat_range *range); - int (*range_to_nfattr)(struct sk_buff *skb, const struct ip_nat_range *range); diff --git a/include/linux/netfilter_ipv4/ip_tables.h b/include/linux/netfilter_ipv4/ip_tables.h index d19d65cf453..76ba24b6851 100644 --- a/include/linux/netfilter_ipv4/ip_tables.h +++ b/include/linux/netfilter_ipv4/ip_tables.h @@ -25,8 +25,14 @@ #include <linux/compiler.h> #include <linux/netfilter_ipv4.h> -#define IPT_FUNCTION_MAXNAMELEN 30 -#define IPT_TABLE_MAXNAMELEN 32 +#include <linux/netfilter/x_tables.h> + +#define IPT_FUNCTION_MAXNAMELEN XT_FUNCTION_MAXNAMELEN +#define IPT_TABLE_MAXNAMELEN XT_FUNCTION_MAXNAMELEN +#define ipt_match xt_match +#define ipt_target xt_target +#define ipt_table xt_table +#define ipt_get_revision xt_get_revision /* Yes, Virginia, you have to zero the padding. */ struct ipt_ip { @@ -102,10 +108,7 @@ struct ipt_standard_target int verdict; }; -struct ipt_counters -{ - u_int64_t pcnt, bcnt; /* Packet and byte counters */ -}; +#define ipt_counters xt_counters /* Values for "flag" field in struct ipt_ip (general ip structure). */ #define IPT_F_FRAG 0x01 /* Set if rule is a fragment rule */ @@ -119,7 +122,7 @@ struct ipt_counters #define IPT_INV_SRCIP 0x08 /* Invert the sense of SRC IP. */ #define IPT_INV_DSTIP 0x10 /* Invert the sense of DST OP. */ #define IPT_INV_FRAG 0x20 /* Invert the sense of FRAG. */ -#define IPT_INV_PROTO 0x40 /* Invert the sense of PROTO. */ +#define IPT_INV_PROTO XT_INV_PROTO #define IPT_INV_MASK 0x7F /* All possible flag bits mask. */ /* This structure defines each of the firewall rules. Consists of 3 @@ -141,7 +144,7 @@ struct ipt_entry unsigned int comefrom; /* Packet and byte counters. */ - struct ipt_counters counters; + struct xt_counters counters; /* The matches (if any), then the target. */ unsigned char elems[0]; @@ -151,54 +154,34 @@ struct ipt_entry * New IP firewall options for [gs]etsockopt at the RAW IP level. * Unlike BSD Linux inherits IP options so you don't have to use a raw * socket for this. Instead we check rights in the calls. */ -#define IPT_BASE_CTL 64 /* base for firewall socket options */ +#define IPT_BASE_CTL XT_BASE_CTL -#define IPT_SO_SET_REPLACE (IPT_BASE_CTL) -#define IPT_SO_SET_ADD_COUNTERS (IPT_BASE_CTL + 1) -#define IPT_SO_SET_MAX IPT_SO_SET_ADD_COUNTERS +#define IPT_SO_SET_REPLACE XT_SO_SET_REPLACE +#define IPT_SO_SET_ADD_COUNTERS XT_SO_SET_ADD_COUNTERS +#define IPT_SO_SET_MAX XT_SO_SET_MAX -#define IPT_SO_GET_INFO (IPT_BASE_CTL) -#define IPT_SO_GET_ENTRIES (IPT_BASE_CTL + 1) -#define IPT_SO_GET_REVISION_MATCH (IPT_BASE_CTL + 2) -#define IPT_SO_GET_REVISION_TARGET (IPT_BASE_CTL + 3) -#define IPT_SO_GET_MAX IPT_SO_GET_REVISION_TARGET +#define IPT_SO_GET_INFO XT_SO_GET_INFO +#define IPT_SO_GET_ENTRIES XT_SO_GET_ENTRIES +#define IPT_SO_GET_REVISION_MATCH XT_SO_GET_REVISION_MATCH +#define IPT_SO_GET_REVISION_TARGET XT_SO_GET_REVISION_TARGET +#define IPT_SO_GET_MAX XT_SO_GET_REVISION_TARGET -/* CONTINUE verdict for targets */ -#define IPT_CONTINUE 0xFFFFFFFF +#define IPT_CONTINUE XT_CONTINUE +#define IPT_RETURN XT_RETURN -/* For standard target */ -#define IPT_RETURN (-NF_REPEAT - 1) +#include <linux/netfilter/xt_tcpudp.h> +#define ipt_udp xt_udp +#define ipt_tcp xt_tcp -/* TCP matching stuff */ -struct ipt_tcp -{ - u_int16_t spts[2]; /* Source port range. */ - u_int16_t dpts[2]; /* Destination port range. */ - u_int8_t option; /* TCP Option iff non-zero*/ - u_int8_t flg_mask; /* TCP flags mask byte */ - u_int8_t flg_cmp; /* TCP flags compare byte */ - u_int8_t invflags; /* Inverse flags */ -}; - -/* Values for "inv" field in struct ipt_tcp. */ -#define IPT_TCP_INV_SRCPT 0x01 /* Invert the sense of source ports. */ -#define IPT_TCP_INV_DSTPT 0x02 /* Invert the sense of dest ports. */ -#define IPT_TCP_INV_FLAGS 0x04 /* Invert the sense of TCP flags. */ -#define IPT_TCP_INV_OPTION 0x08 /* Invert the sense of option test. */ -#define IPT_TCP_INV_MASK 0x0F /* All possible flags. */ - -/* UDP matching stuff */ -struct ipt_udp -{ - u_int16_t spts[2]; /* Source port range. */ - u_int16_t dpts[2]; /* Destination port range. */ - u_int8_t invflags; /* Inverse flags */ -}; +#define IPT_TCP_INV_SRCPT XT_TCP_INV_SRCPT +#define IPT_TCP_INV_DSTPT XT_TCP_INV_DSTPT +#define IPT_TCP_INV_FLAGS XT_TCP_INV_FLAGS +#define IPT_TCP_INV_OPTION XT_TCP_INV_OPTION +#define IPT_TCP_INV_MASK XT_TCP_INV_MASK -/* Values for "invflags" field in struct ipt_udp. */ -#define IPT_UDP_INV_SRCPT 0x01 /* Invert the sense of source ports. */ -#define IPT_UDP_INV_DSTPT 0x02 /* Invert the sense of dest ports. */ -#define IPT_UDP_INV_MASK 0x03 /* All possible flags. */ +#define IPT_UDP_INV_SRCPT XT_UDP_INV_SRCPT +#define IPT_UDP_INV_DSTPT XT_UDP_INV_DSTPT +#define IPT_UDP_INV_MASK XT_UDP_INV_MASK /* ICMP matching stuff */ struct ipt_icmp @@ -260,23 +243,14 @@ struct ipt_replace /* Number of counters (must be equal to current number of entries). */ unsigned int num_counters; /* The old entries' counters. */ - struct ipt_counters __user *counters; + struct xt_counters __user *counters; /* The entries (hang off end: not really an array). */ struct ipt_entry entries[0]; }; /* The argument to IPT_SO_ADD_COUNTERS. */ -struct ipt_counters_info -{ - /* Which table. */ - char name[IPT_TABLE_MAXNAMELEN]; - - unsigned int num_counters; - - /* The counters (actually `number' of these). */ - struct ipt_counters counters[0]; -}; +#define ipt_counters_info xt_counters_info /* The argument to IPT_SO_GET_ENTRIES. */ struct ipt_get_entries @@ -291,19 +265,10 @@ struct ipt_get_entries struct ipt_entry entrytable[0]; }; -/* The argument to IPT_SO_GET_REVISION_*. Returns highest revision - * kernel supports, if >= revision. */ -struct ipt_get_revision -{ - char name[IPT_FUNCTION_MAXNAMELEN-1]; - - u_int8_t revision; -}; - /* Standard return verdict, or do jump. */ -#define IPT_STANDARD_TARGET "" +#define IPT_STANDARD_TARGET XT_STANDARD_TARGET /* Error verdict. */ -#define IPT_ERROR_TARGET "ERROR" +#define IPT_ERROR_TARGET XT_ERROR_TARGET /* Helper functions */ static __inline__ struct ipt_entry_target * @@ -356,103 +321,18 @@ ipt_get_target(struct ipt_entry *e) #include <linux/init.h> extern void ipt_init(void) __init; -struct ipt_match -{ - struct list_head list; - - const char name[IPT_FUNCTION_MAXNAMELEN-1]; - - u_int8_t revision; - - /* Return true or false: return FALSE and set *hotdrop = 1 to - force immediate packet drop. */ - /* Arguments changed since 2.4, as this must now handle - non-linear skbs, using skb_copy_bits and - skb_ip_make_writable. */ - int (*match)(const struct sk_buff *skb, - const struct net_device *in, - const struct net_device *out, - const void *matchinfo, - int offset, - int *hotdrop); - - /* Called when user tries to insert an entry of this type. */ - /* Should return true or false. */ - int (*checkentry)(const char *tablename, - const struct ipt_ip *ip, - void *matchinfo, - unsigned int matchinfosize, - unsigned int hook_mask); - - /* Called when entry of this type deleted. */ - void (*destroy)(void *matchinfo, unsigned int matchinfosize); - - /* Set this to THIS_MODULE. */ - struct module *me; -}; - -/* Registration hooks for targets. */ -struct ipt_target -{ - struct list_head list; - - const char name[IPT_FUNCTION_MAXNAMELEN-1]; - - u_int8_t revision; - - /* Called when user tries to insert an entry of this type: - hook_mask is a bitmask of hooks from which it can be - called. */ - /* Should return true or false. */ - int (*checkentry)(const char *tablename, - const struct ipt_entry *e, - void *targinfo, - unsigned int targinfosize, - unsigned int hook_mask); - - /* Called when entry of this type deleted. */ - void (*destroy)(void *targinfo, unsigned int targinfosize); - - /* Returns verdict. Argument order changed since 2.4, as this - must now handle non-linear skbs, using skb_copy_bits and - skb_ip_make_writable. */ - unsigned int (*target)(struct sk_buff **pskb, - const struct net_device *in, - const struct net_device *out, - unsigned int hooknum, - const void *targinfo, - void *userdata); - - /* Set this to THIS_MODULE. */ - struct module *me; -}; +#define ipt_register_target(tgt) xt_register_target(AF_INET, tgt) +#define ipt_unregister_target(tgt) xt_unregister_target(AF_INET, tgt) -extern int ipt_register_target(struct ipt_target *target); -extern void ipt_unregister_target(struct ipt_target *target); +#define ipt_register_match(mtch) xt_register_match(AF_INET, mtch) +#define ipt_unregister_match(mtch) xt_unregister_match(AF_INET, mtch) -extern int ipt_register_match(struct ipt_match *match); -extern void ipt_unregister_match(struct ipt_match *match); +//#define ipt_register_table(tbl, repl) xt_register_table(AF_INET, tbl, repl) +//#define ipt_unregister_table(tbl) xt_unregister_table(AF_INET, tbl) -/* Furniture shopping... */ -struct ipt_table -{ - struct list_head list; - - /* A unique name... */ - char name[IPT_TABLE_MAXNAMELEN]; - - /* What hooks you will enter on */ - unsigned int valid_hooks; - - /* Lock for the curtain */ - rwlock_t lock; - - /* Man behind the curtain... */ - struct ipt_table_info *private; - - /* Set to THIS_MODULE. */ - struct module *me; -}; +extern int ipt_register_table(struct ipt_table *table, + const struct ipt_replace *repl); +extern void ipt_unregister_table(struct ipt_table *table); /* net/sched/ipt.c: Gimme access to your targets! Gets target->me. */ extern struct ipt_target *ipt_find_target(const char *name, u8 revision); @@ -476,9 +356,6 @@ struct ipt_error struct ipt_error_target target; }; -extern int ipt_register_table(struct ipt_table *table, - const struct ipt_replace *repl); -extern void ipt_unregister_table(struct ipt_table *table); extern unsigned int ipt_do_table(struct sk_buff **pskb, unsigned int hook, const struct net_device *in, @@ -486,6 +363,6 @@ extern unsigned int ipt_do_table(struct sk_buff **pskb, struct ipt_table *table, void *userdata); -#define IPT_ALIGN(s) (((s) + (__alignof__(struct ipt_entry)-1)) & ~(__alignof__(struct ipt_entry)-1)) +#define IPT_ALIGN(s) XT_ALIGN(s) #endif /*__KERNEL__*/ #endif /* _IPTABLES_H */ diff --git a/include/linux/netfilter_ipv4/ipt_CLASSIFY.h b/include/linux/netfilter_ipv4/ipt_CLASSIFY.h index 7596e3dd00c..a46d511b5c3 100644 --- a/include/linux/netfilter_ipv4/ipt_CLASSIFY.h +++ b/include/linux/netfilter_ipv4/ipt_CLASSIFY.h @@ -1,8 +1,7 @@ #ifndef _IPT_CLASSIFY_H #define _IPT_CLASSIFY_H -struct ipt_classify_target_info { - u_int32_t priority; -}; +#include <linux/netfilter/xt_CLASSIFY.h> +#define ipt_classify_target_info xt_classify_target_info #endif /*_IPT_CLASSIFY_H */ diff --git a/include/linux/netfilter_ipv4/ipt_CONNMARK.h b/include/linux/netfilter_ipv4/ipt_CONNMARK.h index d3c02536fc4..9ecfee0a9e3 100644 --- a/include/linux/netfilter_ipv4/ipt_CONNMARK.h +++ b/include/linux/netfilter_ipv4/ipt_CONNMARK.h @@ -9,17 +9,11 @@ * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. */ +#include <linux/netfilter/xt_CONNMARK.h> +#define IPT_CONNMARK_SET XT_CONNMARK_SET +#define IPT_CONNMARK_SAVE XT_CONNMARK_SAVE +#define IPT_CONNMARK_RESTORE XT_CONNMARK_RESTORE -enum { - IPT_CONNMARK_SET = 0, - IPT_CONNMARK_SAVE, - IPT_CONNMARK_RESTORE -}; - -struct ipt_connmark_target_info { - unsigned long mark; - unsigned long mask; - u_int8_t mode; -}; +#define ipt_connmark_target_info xt_connmark_target_info #endif /*_IPT_CONNMARK_H_target*/ diff --git a/include/linux/netfilter_ipv4/ipt_MARK.h b/include/linux/netfilter_ipv4/ipt_MARK.h index f47485790ed..697a486a96d 100644 --- a/include/linux/netfilter_ipv4/ipt_MARK.h +++ b/include/linux/netfilter_ipv4/ipt_MARK.h @@ -1,20 +1,18 @@ #ifndef _IPT_MARK_H_target #define _IPT_MARK_H_target +/* Backwards compatibility for old userspace */ + +#include <linux/netfilter/xt_MARK.h> + /* Version 0 */ -struct ipt_mark_target_info { - unsigned long mark; -}; +#define ipt_mark_target_info xt_mark_target_info /* Version 1 */ -enum { - IPT_MARK_SET=0, - IPT_MARK_AND, - IPT_MARK_OR -}; +#define IPT_MARK_SET XT_MARK_SET +#define IPT_MARK_AND XT_MARK_AND +#define IPT_MARK_OR XT_MARK_OR + +#define ipt_mark_target_info_v1 xt_mark_target_info_v1 -struct ipt_mark_target_info_v1 { - unsigned long mark; - u_int8_t mode; -}; #endif /*_IPT_MARK_H_target*/ diff --git a/include/linux/netfilter_ipv4/ipt_NFQUEUE.h b/include/linux/netfilter_ipv4/ipt_NFQUEUE.h index b5b2943b0c6..97a2a7557cb 100644 --- a/include/linux/netfilter_ipv4/ipt_NFQUEUE.h +++ b/include/linux/netfilter_ipv4/ipt_NFQUEUE.h @@ -8,9 +8,9 @@ #ifndef _IPT_NFQ_TARGET_H #define _IPT_NFQ_TARGET_H -/* target info */ -struct ipt_NFQ_info { - u_int16_t queuenum; -}; +/* Backwards compatibility for old userspace */ +#include <linux/netfilter/xt_NFQUEUE.h> + +#define ipt_NFQ_info xt_NFQ_info #endif /* _IPT_DSCP_TARGET_H */ diff --git a/include/linux/netfilter_ipv4/ipt_comment.h b/include/linux/netfilter_ipv4/ipt_comment.h index 85c1123c29c..ae2afc2f748 100644 --- a/include/linux/netfilter_ipv4/ipt_comment.h +++ b/include/linux/netfilter_ipv4/ipt_comment.h @@ -1,10 +1,10 @@ #ifndef _IPT_COMMENT_H #define _IPT_COMMENT_H -#define IPT_MAX_COMMENT_LEN 256 +#include <linux/netfilter/xt_comment.h> -struct ipt_comment_info { - unsigned char comment[IPT_MAX_COMMENT_LEN]; -}; +#define IPT_MAX_COMMENT_LEN XT_MAX_COMMENT_LEN + +#define ipt_comment_info xt_comment_info #endif /* _IPT_COMMENT_H */ diff --git a/include/linux/netfilter_ipv4/ipt_connbytes.h b/include/linux/netfilter_ipv4/ipt_connbytes.h index 9e5532f8d8a..b04dfa3083c 100644 --- a/include/linux/netfilter_ipv4/ipt_connbytes.h +++ b/include/linux/netfilter_ipv4/ipt_connbytes.h @@ -1,25 +1,18 @@ #ifndef _IPT_CONNBYTES_H #define _IPT_CONNBYTES_H -enum ipt_connbytes_what { - IPT_CONNBYTES_PKTS, - IPT_CONNBYTES_BYTES, - IPT_CONNBYTES_AVGPKT, -}; +#include <net/netfilter/xt_connbytes.h> +#define ipt_connbytes_what xt_connbytes_what -enum ipt_connbytes_direction { - IPT_CONNBYTES_DIR_ORIGINAL, - IPT_CONNBYTES_DIR_REPLY, - IPT_CONNBYTES_DIR_BOTH, -}; +#define IPT_CONNBYTES_PKTS XT_CONNBYTES_PACKETS +#define IPT_CONNBYTES_BYTES XT_CONNBYTES_BYTES +#define IPT_CONNBYTES_AVGPKT XT_CONNBYTES_AVGPKT + +#define ipt_connbytes_direction xt_connbytes_direction +#define IPT_CONNBYTES_DIR_ORIGINAL XT_CONNBYTES_DIR_ORIGINAL +#define IPT_CONNBYTES_DIR_REPLY XT_CONNBYTES_DIR_REPLY +#define IPT_CONNBYTES_DIR_BOTH XT_CONNBYTES_DIR_BOTH + +#define ipt_connbytes_info xt_connbytes_info -struct ipt_connbytes_info -{ - struct { - aligned_u64 from; /* count to be matched */ - aligned_u64 to; /* count to be matched */ - } count; - u_int8_t what; /* ipt_connbytes_what */ - u_int8_t direction; /* ipt_connbytes_direction */ -}; #endif diff --git a/include/linux/netfilter_ipv4/ipt_connmark.h b/include/linux/netfilter_ipv4/ipt_connmark.h index 46573270d9a..c7ba6560d44 100644 --- a/include/linux/netfilter_ipv4/ipt_connmark.h +++ b/include/linux/netfilter_ipv4/ipt_connmark.h @@ -1,18 +1,7 @@ #ifndef _IPT_CONNMARK_H #define _IPT_CONNMARK_H -/* Copyright (C) 2002,2004 MARA Systems AB <http://www.marasystems.com> - * by Henrik Nordstrom <hno@marasystems.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - */ - -struct ipt_connmark_info { - unsigned long mark, mask; - u_int8_t invert; -}; +#include <linux/netfilter/xt_connmark.h> +#define ipt_connmark_info xt_connmark_info #endif /*_IPT_CONNMARK_H*/ diff --git a/include/linux/netfilter_ipv4/ipt_conntrack.h b/include/linux/netfilter_ipv4/ipt_conntrack.h index 413c5658bd3..cde6762949c 100644 --- a/include/linux/netfilter_ipv4/ipt_conntrack.h +++ b/include/linux/netfilter_ipv4/ipt_conntrack.h @@ -5,56 +5,24 @@ #ifndef _IPT_CONNTRACK_H #define _IPT_CONNTRACK_H -#define IPT_CONNTRACK_STATE_BIT(ctinfo) (1 << ((ctinfo)%IP_CT_IS_REPLY+1)) -#define IPT_CONNTRACK_STATE_INVALID (1 << 0) +#include <linux/netfilter/xt_conntrack.h> -#define IPT_CONNTRACK_STATE_SNAT (1 << (IP_CT_NUMBER + 1)) -#define IPT_CONNTRACK_STATE_DNAT (1 << (IP_CT_NUMBER + 2)) -#define IPT_CONNTRACK_STATE_UNTRACKED (1 << (IP_CT_NUMBER + 3)) +#define IPT_CONNTRACK_STATE_BIT(ctinfo) XT_CONNTRACK_STATE_BIT(ctinfo) +#define IPT_CONNTRACK_STATE_INVALID XT_CONNTRACK_STATE_INVALID -/* flags, invflags: */ -#define IPT_CONNTRACK_STATE 0x01 -#define IPT_CONNTRACK_PROTO 0x02 -#define IPT_CONNTRACK_ORIGSRC 0x04 -#define IPT_CONNTRACK_ORIGDST 0x08 -#define IPT_CONNTRACK_REPLSRC 0x10 -#define IPT_CONNTRACK_REPLDST 0x20 -#define IPT_CONNTRACK_STATUS 0x40 -#define IPT_CONNTRACK_EXPIRES 0x80 - -/* This is exposed to userspace, so remains frozen in time. */ -struct ip_conntrack_old_tuple -{ - struct { - __u32 ip; - union { - __u16 all; - } u; - } src; - - struct { - __u32 ip; - union { - __u16 all; - } u; - - /* The protocol. */ - u16 protonum; - } dst; -}; +#define IPT_CONNTRACK_STATE_SNAT XT_CONNTRACK_STATE_SNAT +#define IPT_CONNTRACK_STATE_DNAT XT_CONNTRACK_STATE_DNAT +#define IPT_CONNTRACK_STATE_UNTRACKED XT_CONNTRACK_STATE_UNTRACKED -struct ipt_conntrack_info -{ - unsigned int statemask, statusmask; - - struct ip_conntrack_old_tuple tuple[IP_CT_DIR_MAX]; - struct in_addr sipmsk[IP_CT_DIR_MAX], dipmsk[IP_CT_DIR_MAX]; - - unsigned long expires_min, expires_max; - - /* Flags word */ - u_int8_t flags; - /* Inverse flags */ - u_int8_t invflags; -}; +/* flags, invflags: */ +#define IPT_CONNTRACK_STATE XT_CONNTRACK_STATE +#define IPT_CONNTRACK_PROTO XT_CONNTRACK_PROTO +#define IPT_CONNTRACK_ORIGSRC XT_CONNTRACK_ORIGSRC +#define IPT_CONNTRACK_ORIGDST XT_CONNTRACK_ORIGDST +#define IPT_CONNTRACK_REPLSRC XT_CONNTRACK_REPLSRC +#define IPT_CONNTRACK_REPLDST XT_CONNTRACK_REPLDST +#define IPT_CONNTRACK_STATUS XT_CONNTRACK_STATUS +#define IPT_CONNTRACK_EXPIRES XT_CONNTRACK_EXPIRES + +#define ipt_conntrack_info xt_conntrack_info #endif /*_IPT_CONNTRACK_H*/ diff --git a/include/linux/netfilter_ipv4/ipt_dccp.h b/include/linux/netfilter_ipv4/ipt_dccp.h index 3cb3a522e62..e70d11e1f53 100644 --- a/include/linux/netfilter_ipv4/ipt_dccp.h +++ b/include/linux/netfilter_ipv4/ipt_dccp.h @@ -1,23 +1,15 @@ #ifndef _IPT_DCCP_H_ #define _IPT_DCCP_H_ -#define IPT_DCCP_SRC_PORTS 0x01 -#define IPT_DCCP_DEST_PORTS 0x02 -#define IPT_DCCP_TYPE 0x04 -#define IPT_DCCP_OPTION 0x08 +#include <linux/netfilter/xt_dccp.h> +#define IPT_DCCP_SRC_PORTS XT_DCCP_SRC_PORTS +#define IPT_DCCP_DEST_PORTS XT_DCCP_DEST_PORTS +#define IPT_DCCP_TYPE XT_DCCP_TYPE +#define IPT_DCCP_OPTION XT_DCCP_OPTION -#define IPT_DCCP_VALID_FLAGS 0x0f +#define IPT_DCCP_VALID_FLAGS XT_DCCP_VALID_FLAGS -struct ipt_dccp_info { - u_int16_t dpts[2]; /* Min, Max */ - u_int16_t spts[2]; /* Min, Max */ - - u_int16_t flags; - u_int16_t invflags; - - u_int16_t typemask; - u_int8_t option; -}; +#define ipt_dccp_info xt_dccp_info #endif /* _IPT_DCCP_H_ */ diff --git a/include/linux/netfilter_ipv4/ipt_helper.h b/include/linux/netfilter_ipv4/ipt_helper.h index 6f12ecb8c93..80452c21855 100644 --- a/include/linux/netfilter_ipv4/ipt_helper.h +++ b/include/linux/netfilter_ipv4/ipt_helper.h @@ -1,8 +1,7 @@ #ifndef _IPT_HELPER_H #define _IPT_HELPER_H -struct ipt_helper_info { - int invert; - char name[30]; -}; +#include <linux/netfilter/xt_helper.h> +#define ipt_helper_info xt_helper_info + #endif /* _IPT_HELPER_H */ diff --git a/include/linux/netfilter_ipv4/ipt_length.h b/include/linux/netfilter_ipv4/ipt_length.h index 6e088522961..9b45206ffce 100644 --- a/include/linux/netfilter_ipv4/ipt_length.h +++ b/include/linux/netfilter_ipv4/ipt_length.h @@ -1,9 +1,7 @@ #ifndef _IPT_LENGTH_H #define _IPT_LENGTH_H -struct ipt_length_info { - u_int16_t min, max; - u_int8_t invert; -}; +#include <linux/netfilter/xt_length.h> +#define ipt_length_info xt_length_info #endif /*_IPT_LENGTH_H*/ diff --git a/include/linux/netfilter_ipv4/ipt_limit.h b/include/linux/netfilter_ipv4/ipt_limit.h index 256453409e2..92f5cd07bbc 100644 --- a/include/linux/netfilter_ipv4/ipt_limit.h +++ b/include/linux/netfilter_ipv4/ipt_limit.h @@ -1,21 +1,8 @@ #ifndef _IPT_RATE_H #define _IPT_RATE_H -/* timings are in milliseconds. */ -#define IPT_LIMIT_SCALE 10000 +#include <linux/netfilter/xt_limit.h> +#define IPT_LIMIT_SCALE XT_LIMIT_SCALE +#define ipt_rateinfo xt_rateinfo -/* 1/10,000 sec period => max of 10,000/sec. Min rate is then 429490 - seconds, or one every 59 hours. */ -struct ipt_rateinfo { - u_int32_t avg; /* Average secs between packets * scale */ - u_int32_t burst; /* Period multiplier for upper limit. */ - - /* Used internally by the kernel */ - unsigned long prev; - u_int32_t credit; - u_int32_t credit_cap, cost; - - /* Ugly, ugly fucker. */ - struct ipt_rateinfo *master; -}; #endif /*_IPT_RATE_H*/ diff --git a/include/linux/netfilter_ipv4/ipt_mac.h b/include/linux/netfilter_ipv4/ipt_mac.h index f8d5b8e7ccd..b186008a3c4 100644 --- a/include/linux/netfilter_ipv4/ipt_mac.h +++ b/include/linux/netfilter_ipv4/ipt_mac.h @@ -1,8 +1,7 @@ #ifndef _IPT_MAC_H #define _IPT_MAC_H -struct ipt_mac_info { - unsigned char srcaddr[ETH_ALEN]; - int invert; -}; +#include <linux/netfilter/xt_mac.h> +#define ipt_mac_info xt_mac_info + #endif /*_IPT_MAC_H*/ diff --git a/include/linux/netfilter_ipv4/ipt_mark.h b/include/linux/netfilter_ipv4/ipt_mark.h index f3952b563d4..bfde67c6122 100644 --- a/include/linux/netfilter_ipv4/ipt_mark.h +++ b/include/linux/netfilter_ipv4/ipt_mark.h @@ -1,9 +1,9 @@ #ifndef _IPT_MARK_H #define _IPT_MARK_H -struct ipt_mark_info { - unsigned long mark, mask; - u_int8_t invert; -}; +/* Backwards compatibility for old userspace */ +#include <linux/netfilter/xt_mark.h> + +#define ipt_mark_info xt_mark_info #endif /*_IPT_MARK_H*/ diff --git a/include/linux/netfilter_ipv4/ipt_physdev.h b/include/linux/netfilter_ipv4/ipt_physdev.h index 7538c8655ec..2400e7140f2 100644 --- a/include/linux/netfilter_ipv4/ipt_physdev.h +++ b/include/linux/netfilter_ipv4/ipt_physdev.h @@ -1,24 +1,17 @@ #ifndef _IPT_PHYSDEV_H #define _IPT_PHYSDEV_H -#ifdef __KERNEL__ -#include <linux/if.h> -#endif +/* Backwards compatibility for old userspace */ -#define IPT_PHYSDEV_OP_IN 0x01 -#define IPT_PHYSDEV_OP_OUT 0x02 -#define IPT_PHYSDEV_OP_BRIDGED 0x04 -#define IPT_PHYSDEV_OP_ISIN 0x08 -#define IPT_PHYSDEV_OP_ISOUT 0x10 -#define IPT_PHYSDEV_OP_MASK (0x20 - 1) +#include <linux/netfilter/xt_physdev.h> -struct ipt_physdev_info { - char physindev[IFNAMSIZ]; - char in_mask[IFNAMSIZ]; - char physoutdev[IFNAMSIZ]; - char out_mask[IFNAMSIZ]; - u_int8_t invert; - u_int8_t bitmask; -}; +#define IPT_PHYSDEV_OP_IN XT_PHYSDEV_OP_IN +#define IPT_PHYSDEV_OP_OUT XT_PHYSDEV_OP_OUT +#define IPT_PHYSDEV_OP_BRIDGED XT_PHYSDEV_OP_BRIDGED +#define IPT_PHYSDEV_OP_ISIN XT_PHYSDEV_OP_ISIN +#define IPT_PHYSDEV_OP_ISOUT XT_PHYSDEV_OP_ISOUT +#define IPT_PHYSDEV_OP_MASK XT_PHYSDEV_OP_MASK + +#define ipt_physdev_info xt_physdev_info #endif /*_IPT_PHYSDEV_H*/ diff --git a/include/linux/netfilter_ipv4/ipt_pkttype.h b/include/linux/netfilter_ipv4/ipt_pkttype.h index d53a6584868..ff1fbc949a0 100644 --- a/include/linux/netfilter_ipv4/ipt_pkttype.h +++ b/include/linux/netfilter_ipv4/ipt_pkttype.h @@ -1,8 +1,7 @@ #ifndef _IPT_PKTTYPE_H #define _IPT_PKTTYPE_H -struct ipt_pkttype_info { - int pkttype; - int invert; -}; +#include <linux/netfilter/xt_pkttype.h> +#define ipt_pkttype_info xt_pkttype_info + #endif /*_IPT_PKTTYPE_H*/ diff --git a/include/linux/netfilter_ipv4/ipt_policy.h b/include/linux/netfilter_ipv4/ipt_policy.h new file mode 100644 index 00000000000..7fd1bec453f --- /dev/null +++ b/include/linux/netfilter_ipv4/ipt_policy.h @@ -0,0 +1,52 @@ +#ifndef _IPT_POLICY_H +#define _IPT_POLICY_H + +#define IPT_POLICY_MAX_ELEM 4 + +enum ipt_policy_flags +{ + IPT_POLICY_MATCH_IN = 0x1, + IPT_POLICY_MATCH_OUT = 0x2, + IPT_POLICY_MATCH_NONE = 0x4, + IPT_POLICY_MATCH_STRICT = 0x8, +}; + +enum ipt_policy_modes +{ + IPT_POLICY_MODE_TRANSPORT, + IPT_POLICY_MODE_TUNNEL +}; + +struct ipt_policy_spec +{ + u_int8_t saddr:1, + daddr:1, + proto:1, + mode:1, + spi:1, + reqid:1; +}; + +struct ipt_policy_elem +{ + u_int32_t saddr; + u_int32_t smask; + u_int32_t daddr; + u_int32_t dmask; + u_int32_t spi; + u_int32_t reqid; + u_int8_t proto; + u_int8_t mode; + + struct ipt_policy_spec match; + struct ipt_policy_spec invert; +}; + +struct ipt_policy_info +{ + struct ipt_policy_elem pol[IPT_POLICY_MAX_ELEM]; + u_int16_t flags; + u_int16_t len; +}; + +#endif /* _IPT_POLICY_H */ diff --git a/include/linux/netfilter_ipv4/ipt_realm.h b/include/linux/netfilter_ipv4/ipt_realm.h index a4d6698723a..b3996eaa018 100644 --- a/include/linux/netfilter_ipv4/ipt_realm.h +++ b/include/linux/netfilter_ipv4/ipt_realm.h @@ -1,10 +1,7 @@ #ifndef _IPT_REALM_H #define _IPT_REALM_H -struct ipt_realm_info { - u_int32_t id; - u_int32_t mask; - u_int8_t invert; -}; +#include <linux/netfilter/xt_realm.h> +#define ipt_realm_info xt_realm_info #endif /* _IPT_REALM_H */ diff --git a/include/linux/netfilter_ipv4/ipt_state.h b/include/linux/netfilter_ipv4/ipt_state.h index 5df37868933..a44a99cc28c 100644 --- a/include/linux/netfilter_ipv4/ipt_state.h +++ b/include/linux/netfilter_ipv4/ipt_state.h @@ -1,13 +1,15 @@ #ifndef _IPT_STATE_H #define _IPT_STATE_H -#define IPT_STATE_BIT(ctinfo) (1 << ((ctinfo)%IP_CT_IS_REPLY+1)) -#define IPT_STATE_INVALID (1 << 0) +/* Backwards compatibility for old userspace */ -#define IPT_STATE_UNTRACKED (1 << (IP_CT_NUMBER + 1)) +#include <linux/netfilter/xt_state.h> + +#define IPT_STATE_BIT XT_STATE_BIT +#define IPT_STATE_INVALID XT_STATE_INVALID + +#define IPT_STATE_UNTRACKED XT_STATE_UNTRACKED + +#define ipt_state_info xt_state_info -struct ipt_state_info -{ - unsigned int statemask; -}; #endif /*_IPT_STATE_H*/ diff --git a/include/linux/netfilter_ipv4/ipt_string.h b/include/linux/netfilter_ipv4/ipt_string.h index a265f6e44ea..c26de305990 100644 --- a/include/linux/netfilter_ipv4/ipt_string.h +++ b/include/linux/netfilter_ipv4/ipt_string.h @@ -1,18 +1,10 @@ #ifndef _IPT_STRING_H #define _IPT_STRING_H -#define IPT_STRING_MAX_PATTERN_SIZE 128 -#define IPT_STRING_MAX_ALGO_NAME_SIZE 16 +#include <linux/netfilter/xt_string.h> -struct ipt_string_info -{ - u_int16_t from_offset; - u_int16_t to_offset; - char algo[IPT_STRING_MAX_ALGO_NAME_SIZE]; - char pattern[IPT_STRING_MAX_PATTERN_SIZE]; - u_int8_t patlen; - u_int8_t invert; - struct ts_config __attribute__((aligned(8))) *config; -}; +#define IPT_STRING_MAX_PATTERN_SIZE XT_STRING_MAX_PATTERN_SIZE +#define IPT_STRING_MAX_ALGO_NAME_SIZE XT_STRING_MAX_ALGO_NAME_SIZE +#define ipt_string_info xt_string_info #endif /*_IPT_STRING_H*/ diff --git a/include/linux/netfilter_ipv4/ipt_tcpmss.h b/include/linux/netfilter_ipv4/ipt_tcpmss.h index e2b14397f70..18bbc8e8e00 100644 --- a/include/linux/netfilter_ipv4/ipt_tcpmss.h +++ b/include/linux/netfilter_ipv4/ipt_tcpmss.h @@ -1,9 +1,7 @@ #ifndef _IPT_TCPMSS_MATCH_H #define _IPT_TCPMSS_MATCH_H -struct ipt_tcpmss_match_info { - u_int16_t mss_min, mss_max; - u_int8_t invert; -}; +#include <linux/netfilter/xt_tcpmss.h> +#define ipt_tcpmss_match_info xt_tcpmss_match_info #endif /*_IPT_TCPMSS_MATCH_H*/ diff --git a/include/linux/netfilter_ipv6.h b/include/linux/netfilter_ipv6.h index 53b2983f627..14f2bd01088 100644 --- a/include/linux/netfilter_ipv6.h +++ b/include/linux/netfilter_ipv6.h @@ -72,7 +72,12 @@ enum nf_ip6_hook_priorities { NF_IP6_PRI_LAST = INT_MAX, }; +#ifdef CONFIG_NETFILTER extern int ipv6_netfilter_init(void); extern void ipv6_netfilter_fini(void); +#else /* CONFIG_NETFILTER */ +static inline int ipv6_netfilter_init(void) { return 0; } +static inline void ipv6_netfilter_fini(void) { return; } +#endif /* CONFIG_NETFILTER */ #endif /*__LINUX_IP6_NETFILTER_H*/ diff --git a/include/linux/netfilter_ipv6/ip6_tables.h b/include/linux/netfilter_ipv6/ip6_tables.h index 2efc046d9e9..f249b574f0f 100644 --- a/include/linux/netfilter_ipv6/ip6_tables.h +++ b/include/linux/netfilter_ipv6/ip6_tables.h @@ -25,8 +25,15 @@ #include <linux/compiler.h> #include <linux/netfilter_ipv6.h> -#define IP6T_FUNCTION_MAXNAMELEN 30 -#define IP6T_TABLE_MAXNAMELEN 32 +#include <linux/netfilter/x_tables.h> + +#define IP6T_FUNCTION_MAXNAMELEN XT_FUNCTION_MAXNAMELEN +#define IP6T_TABLE_MAXNAMELEN XT_TABLE_MAXNAMELEN + +#define ip6t_match xt_match +#define ip6t_target xt_target +#define ip6t_table xt_table +#define ip6t_get_revision xt_get_revision /* Yes, Virginia, you have to zero the padding. */ struct ip6t_ip6 { @@ -104,10 +111,7 @@ struct ip6t_standard_target int verdict; }; -struct ip6t_counters -{ - u_int64_t pcnt, bcnt; /* Packet and byte counters */ -}; +#define ip6t_counters xt_counters /* Values for "flag" field in struct ip6t_ip6 (general ip6 structure). */ #define IP6T_F_PROTO 0x01 /* Set if rule cares about upper @@ -123,7 +127,7 @@ struct ip6t_counters #define IP6T_INV_SRCIP 0x08 /* Invert the sense of SRC IP. */ #define IP6T_INV_DSTIP 0x10 /* Invert the sense of DST OP. */ #define IP6T_INV_FRAG 0x20 /* Invert the sense of FRAG. */ -#define IP6T_INV_PROTO 0x40 /* Invert the sense of PROTO. */ +#define IP6T_INV_PROTO XT_INV_PROTO #define IP6T_INV_MASK 0x7F /* All possible flag bits mask. */ /* This structure defines each of the firewall rules. Consists of 3 @@ -145,7 +149,7 @@ struct ip6t_entry unsigned int comefrom; /* Packet and byte counters. */ - struct ip6t_counters counters; + struct xt_counters counters; /* The matches (if any), then the target. */ unsigned char elems[0]; @@ -155,54 +159,41 @@ struct ip6t_entry * New IP firewall options for [gs]etsockopt at the RAW IP level. * Unlike BSD Linux inherits IP options so you don't have to use * a raw socket for this. Instead we check rights in the calls. */ -#define IP6T_BASE_CTL 64 /* base for firewall socket options */ +#define IP6T_BASE_CTL XT_BASE_CTL -#define IP6T_SO_SET_REPLACE (IP6T_BASE_CTL) -#define IP6T_SO_SET_ADD_COUNTERS (IP6T_BASE_CTL + 1) -#define IP6T_SO_SET_MAX IP6T_SO_SET_ADD_COUNTERS +#define IP6T_SO_SET_REPLACE XT_SO_SET_REPLACE +#define IP6T_SO_SET_ADD_COUNTERS XT_SO_SET_ADD_COUNTERS +#define IP6T_SO_SET_MAX XT_SO_SET_MAX -#define IP6T_SO_GET_INFO (IP6T_BASE_CTL) -#define IP6T_SO_GET_ENTRIES (IP6T_BASE_CTL + 1) -#define IP6T_SO_GET_REVISION_MATCH (IP6T_BASE_CTL + 2) -#define IP6T_SO_GET_REVISION_TARGET (IP6T_BASE_CTL + 3) -#define IP6T_SO_GET_MAX IP6T_SO_GET_REVISION_TARGET +#define IP6T_SO_GET_INFO XT_SO_GET_INFO +#define IP6T_SO_GET_ENTRIES XT_SO_GET_ENTRIES +#define IP6T_SO_GET_REVISION_MATCH XT_SO_GET_REVISION_MATCH +#define IP6T_SO_GET_REVISION_TARGET XT_SO_GET_REVISION_TARGET +#define IP6T_SO_GET_MAX XT_SO_GET_REVISION_TARGET /* CONTINUE verdict for targets */ -#define IP6T_CONTINUE 0xFFFFFFFF +#define IP6T_CONTINUE XT_CONTINUE /* For standard target */ -#define IP6T_RETURN (-NF_REPEAT - 1) +#define IP6T_RETURN XT_RETURN -/* TCP matching stuff */ -struct ip6t_tcp -{ - u_int16_t spts[2]; /* Source port range. */ - u_int16_t dpts[2]; /* Destination port range. */ - u_int8_t option; /* TCP Option iff non-zero*/ - u_int8_t flg_mask; /* TCP flags mask byte */ - u_int8_t flg_cmp; /* TCP flags compare byte */ - u_int8_t invflags; /* Inverse flags */ -}; +/* TCP/UDP matching stuff */ +#include <linux/netfilter/xt_tcpudp.h> + +#define ip6t_tcp xt_tcp +#define ip6t_udp xt_udp /* Values for "inv" field in struct ipt_tcp. */ -#define IP6T_TCP_INV_SRCPT 0x01 /* Invert the sense of source ports. */ -#define IP6T_TCP_INV_DSTPT 0x02 /* Invert the sense of dest ports. */ -#define IP6T_TCP_INV_FLAGS 0x04 /* Invert the sense of TCP flags. */ -#define IP6T_TCP_INV_OPTION 0x08 /* Invert the sense of option test. */ -#define IP6T_TCP_INV_MASK 0x0F /* All possible flags. */ - -/* UDP matching stuff */ -struct ip6t_udp -{ - u_int16_t spts[2]; /* Source port range. */ - u_int16_t dpts[2]; /* Destination port range. */ - u_int8_t invflags; /* Inverse flags */ -}; +#define IP6T_TCP_INV_SRCPT XT_TCP_INV_SRCPT +#define IP6T_TCP_INV_DSTPT XT_TCP_INV_DSTPT +#define IP6T_TCP_INV_FLAGS XT_TCP_INV_FLAGS +#define IP6T_TCP_INV_OPTION XT_TCP_INV_OPTION +#define IP6T_TCP_INV_MASK XT_TCP_INV_MASK /* Values for "invflags" field in struct ipt_udp. */ -#define IP6T_UDP_INV_SRCPT 0x01 /* Invert the sense of source ports. */ -#define IP6T_UDP_INV_DSTPT 0x02 /* Invert the sense of dest ports. */ -#define IP6T_UDP_INV_MASK 0x03 /* All possible flags. */ +#define IP6T_UDP_INV_SRCPT XT_UDP_INV_SRCPT +#define IP6T_UDP_INV_DSTPT XT_UDP_INV_DSTPT +#define IP6T_UDP_INV_MASK XT_UDP_INV_MASK /* ICMP matching stuff */ struct ip6t_icmp @@ -264,23 +255,14 @@ struct ip6t_replace /* Number of counters (must be equal to current number of entries). */ unsigned int num_counters; /* The old entries' counters. */ - struct ip6t_counters __user *counters; + struct xt_counters __user *counters; /* The entries (hang off end: not really an array). */ struct ip6t_entry entries[0]; }; /* The argument to IP6T_SO_ADD_COUNTERS. */ -struct ip6t_counters_info -{ - /* Which table. */ - char name[IP6T_TABLE_MAXNAMELEN]; - - unsigned int num_counters; - - /* The counters (actually `number' of these). */ - struct ip6t_counters counters[0]; -}; +#define ip6t_counters_info xt_counters_info /* The argument to IP6T_SO_GET_ENTRIES. */ struct ip6t_get_entries @@ -295,19 +277,10 @@ struct ip6t_get_entries struct ip6t_entry entrytable[0]; }; -/* The argument to IP6T_SO_GET_REVISION_*. Returns highest revision - * kernel supports, if >= revision. */ -struct ip6t_get_revision -{ - char name[IP6T_FUNCTION_MAXNAMELEN-1]; - - u_int8_t revision; -}; - /* Standard return verdict, or do jump. */ -#define IP6T_STANDARD_TARGET "" +#define IP6T_STANDARD_TARGET XT_STANDARD_TARGET /* Error verdict. */ -#define IP6T_ERROR_TARGET "ERROR" +#define IP6T_ERROR_TARGET XT_ERROR_TARGET /* Helper functions */ static __inline__ struct ip6t_entry_target * @@ -361,104 +334,11 @@ ip6t_get_target(struct ip6t_entry *e) #include <linux/init.h> extern void ip6t_init(void) __init; -struct ip6t_match -{ - struct list_head list; - - const char name[IP6T_FUNCTION_MAXNAMELEN-1]; - - u_int8_t revision; - - /* Return true or false: return FALSE and set *hotdrop = 1 to - force immediate packet drop. */ - /* Arguments changed since 2.6.9, as this must now handle - non-linear skb, using skb_header_pointer and - skb_ip_make_writable. */ - int (*match)(const struct sk_buff *skb, - const struct net_device *in, - const struct net_device *out, - const void *matchinfo, - int offset, - unsigned int protoff, - int *hotdrop); - - /* Called when user tries to insert an entry of this type. */ - /* Should return true or false. */ - int (*checkentry)(const char *tablename, - const struct ip6t_ip6 *ip, - void *matchinfo, - unsigned int matchinfosize, - unsigned int hook_mask); - - /* Called when entry of this type deleted. */ - void (*destroy)(void *matchinfo, unsigned int matchinfosize); - - /* Set this to THIS_MODULE if you are a module, otherwise NULL */ - struct module *me; -}; - -/* Registration hooks for targets. */ -struct ip6t_target -{ - struct list_head list; - - const char name[IP6T_FUNCTION_MAXNAMELEN-1]; - - u_int8_t revision; - - /* Returns verdict. Argument order changed since 2.6.9, as this - must now handle non-linear skbs, using skb_copy_bits and - skb_ip_make_writable. */ - unsigned int (*target)(struct sk_buff **pskb, - const struct net_device *in, - const struct net_device *out, - unsigned int hooknum, - const void *targinfo, - void *userdata); - - /* Called when user tries to insert an entry of this type: - hook_mask is a bitmask of hooks from which it can be - called. */ - /* Should return true or false. */ - int (*checkentry)(const char *tablename, - const struct ip6t_entry *e, - void *targinfo, - unsigned int targinfosize, - unsigned int hook_mask); - - /* Called when entry of this type deleted. */ - void (*destroy)(void *targinfo, unsigned int targinfosize); - - /* Set this to THIS_MODULE if you are a module, otherwise NULL */ - struct module *me; -}; - -extern int ip6t_register_target(struct ip6t_target *target); -extern void ip6t_unregister_target(struct ip6t_target *target); +#define ip6t_register_target(tgt) xt_register_target(AF_INET6, tgt) +#define ip6t_unregister_target(tgt) xt_unregister_target(AF_INET6, tgt) -extern int ip6t_register_match(struct ip6t_match *match); -extern void ip6t_unregister_match(struct ip6t_match *match); - -/* Furniture shopping... */ -struct ip6t_table -{ - struct list_head list; - - /* A unique name... */ - char name[IP6T_TABLE_MAXNAMELEN]; - - /* What hooks you will enter on */ - unsigned int valid_hooks; - - /* Lock for the curtain */ - rwlock_t lock; - - /* Man behind the curtain... */ - struct ip6t_table_info *private; - - /* Set this to THIS_MODULE if you are a module, otherwise NULL */ - struct module *me; -}; +#define ip6t_register_match(match) xt_register_match(AF_INET6, match) +#define ip6t_unregister_match(match) xt_unregister_match(AF_INET6, match) extern int ip6t_register_table(struct ip6t_table *table, const struct ip6t_replace *repl); @@ -474,7 +354,11 @@ extern unsigned int ip6t_do_table(struct sk_buff **pskb, extern int ip6t_ext_hdr(u8 nexthdr); /* find specified header and get offset to it */ extern int ipv6_find_hdr(const struct sk_buff *skb, unsigned int *offset, - u8 target); + int target, unsigned short *fragoff); + +extern int ip6_masked_addrcmp(const struct in6_addr *addr1, + const struct in6_addr *mask, + const struct in6_addr *addr2); #define IP6T_ALIGN(s) (((s) + (__alignof__(struct ip6t_entry)-1)) & ~(__alignof__(struct ip6t_entry)-1)) diff --git a/include/linux/netfilter_ipv6/ip6t_MARK.h b/include/linux/netfilter_ipv6/ip6t_MARK.h index 7ade8d8f524..7cf629a8ab9 100644 --- a/include/linux/netfilter_ipv6/ip6t_MARK.h +++ b/include/linux/netfilter_ipv6/ip6t_MARK.h @@ -1,8 +1,9 @@ #ifndef _IP6T_MARK_H_target #define _IP6T_MARK_H_target -struct ip6t_mark_target_info { - unsigned long mark; -}; +/* Backwards compatibility for old userspace */ +#include <linux/netfilter/xt_MARK.h> -#endif /*_IPT_MARK_H_target*/ +#define ip6t_mark_target_info xt_mark_target_info + +#endif /*_IP6T_MARK_H_target*/ diff --git a/include/linux/netfilter_ipv6/ip6t_ah.h b/include/linux/netfilter_ipv6/ip6t_ah.h index c4f0793a0a9..8531879eb46 100644 --- a/include/linux/netfilter_ipv6/ip6t_ah.h +++ b/include/linux/netfilter_ipv6/ip6t_ah.h @@ -18,13 +18,4 @@ struct ip6t_ah #define IP6T_AH_INV_LEN 0x02 /* Invert the sense of length. */ #define IP6T_AH_INV_MASK 0x03 /* All possible flags. */ -#define MASK_HOPOPTS 128 -#define MASK_DSTOPTS 64 -#define MASK_ROUTING 32 -#define MASK_FRAGMENT 16 -#define MASK_AH 8 -#define MASK_ESP 4 -#define MASK_NONE 2 -#define MASK_PROTO 1 - #endif /*_IP6T_AH_H*/ diff --git a/include/linux/netfilter_ipv6/ip6t_esp.h b/include/linux/netfilter_ipv6/ip6t_esp.h index 01142b98a23..a91b6abc807 100644 --- a/include/linux/netfilter_ipv6/ip6t_esp.h +++ b/include/linux/netfilter_ipv6/ip6t_esp.h @@ -7,15 +7,6 @@ struct ip6t_esp u_int8_t invflags; /* Inverse flags */ }; -#define MASK_HOPOPTS 128 -#define MASK_DSTOPTS 64 -#define MASK_ROUTING 32 -#define MASK_FRAGMENT 16 -#define MASK_AH 8 -#define MASK_ESP 4 -#define MASK_NONE 2 -#define MASK_PROTO 1 - /* Values for "invflags" field in struct ip6t_esp. */ #define IP6T_ESP_INV_SPI 0x01 /* Invert the sense of spi. */ #define IP6T_ESP_INV_MASK 0x01 /* All possible flags. */ diff --git a/include/linux/netfilter_ipv6/ip6t_frag.h b/include/linux/netfilter_ipv6/ip6t_frag.h index 449a57eca7d..66070a0d6df 100644 --- a/include/linux/netfilter_ipv6/ip6t_frag.h +++ b/include/linux/netfilter_ipv6/ip6t_frag.h @@ -21,13 +21,4 @@ struct ip6t_frag #define IP6T_FRAG_INV_LEN 0x02 /* Invert the sense of length. */ #define IP6T_FRAG_INV_MASK 0x03 /* All possible flags. */ -#define MASK_HOPOPTS 128 -#define MASK_DSTOPTS 64 -#define MASK_ROUTING 32 -#define MASK_FRAGMENT 16 -#define MASK_AH 8 -#define MASK_ESP 4 -#define MASK_NONE 2 -#define MASK_PROTO 1 - #endif /*_IP6T_FRAG_H*/ diff --git a/include/linux/netfilter_ipv6/ip6t_length.h b/include/linux/netfilter_ipv6/ip6t_length.h index 7fc09f9f9d6..9e9689d03ed 100644 --- a/include/linux/netfilter_ipv6/ip6t_length.h +++ b/include/linux/netfilter_ipv6/ip6t_length.h @@ -1,10 +1,8 @@ #ifndef _IP6T_LENGTH_H #define _IP6T_LENGTH_H -struct ip6t_length_info { - u_int16_t min, max; - u_int8_t invert; -}; +#include <linux/netfilter/xt_length.h> +#define ip6t_length_info xt_length_info #endif /*_IP6T_LENGTH_H*/ diff --git a/include/linux/netfilter_ipv6/ip6t_limit.h b/include/linux/netfilter_ipv6/ip6t_limit.h index f2866e50f3b..487e5ea342c 100644 --- a/include/linux/netfilter_ipv6/ip6t_limit.h +++ b/include/linux/netfilter_ipv6/ip6t_limit.h @@ -1,21 +1,8 @@ #ifndef _IP6T_RATE_H #define _IP6T_RATE_H -/* timings are in milliseconds. */ -#define IP6T_LIMIT_SCALE 10000 +#include <linux/netfilter/xt_limit.h> +#define IP6T_LIMIT_SCALE XT_LIMIT_SCALE +#define ip6t_rateinfo xt_rateinfo -/* 1/10,000 sec period => max of 10,000/sec. Min rate is then 429490 - seconds, or one every 59 hours. */ -struct ip6t_rateinfo { - u_int32_t avg; /* Average secs between packets * scale */ - u_int32_t burst; /* Period multiplier for upper limit. */ - - /* Used internally by the kernel */ - unsigned long prev; - u_int32_t credit; - u_int32_t credit_cap, cost; - - /* Ugly, ugly fucker. */ - struct ip6t_rateinfo *master; -}; -#endif /*_IPT_RATE_H*/ +#endif /*_IP6T_RATE_H*/ diff --git a/include/linux/netfilter_ipv6/ip6t_mac.h b/include/linux/netfilter_ipv6/ip6t_mac.h index 87c088c2184..ac58e83e942 100644 --- a/include/linux/netfilter_ipv6/ip6t_mac.h +++ b/include/linux/netfilter_ipv6/ip6t_mac.h @@ -1,8 +1,7 @@ #ifndef _IP6T_MAC_H #define _IP6T_MAC_H -struct ip6t_mac_info { - unsigned char srcaddr[ETH_ALEN]; - int invert; -}; -#endif /*_IPT_MAC_H*/ +#include <linux/netfilter/xt_mac.h> +#define ip6t_mac_info xt_mac_info + +#endif /*_IP6T_MAC_H*/ diff --git a/include/linux/netfilter_ipv6/ip6t_mark.h b/include/linux/netfilter_ipv6/ip6t_mark.h index a734441e1c1..ff204951ddc 100644 --- a/include/linux/netfilter_ipv6/ip6t_mark.h +++ b/include/linux/netfilter_ipv6/ip6t_mark.h @@ -1,9 +1,9 @@ #ifndef _IP6T_MARK_H #define _IP6T_MARK_H -struct ip6t_mark_info { - unsigned long mark, mask; - u_int8_t invert; -}; +/* Backwards compatibility for old userspace */ +#include <linux/netfilter/xt_mark.h> + +#define ip6t_mark_info xt_mark_info #endif /*_IPT_MARK_H*/ diff --git a/include/linux/netfilter_ipv6/ip6t_opts.h b/include/linux/netfilter_ipv6/ip6t_opts.h index e259b6275bd..a07e36380ae 100644 --- a/include/linux/netfilter_ipv6/ip6t_opts.h +++ b/include/linux/netfilter_ipv6/ip6t_opts.h @@ -20,13 +20,4 @@ struct ip6t_opts #define IP6T_OPTS_INV_LEN 0x01 /* Invert the sense of length. */ #define IP6T_OPTS_INV_MASK 0x01 /* All possible flags. */ -#define MASK_HOPOPTS 128 -#define MASK_DSTOPTS 64 -#define MASK_ROUTING 32 -#define MASK_FRAGMENT 16 -#define MASK_AH 8 -#define MASK_ESP 4 -#define MASK_NONE 2 -#define MASK_PROTO 1 - #endif /*_IP6T_OPTS_H*/ diff --git a/include/linux/netfilter_ipv6/ip6t_physdev.h b/include/linux/netfilter_ipv6/ip6t_physdev.h index c234731cd66..c161c0a81b5 100644 --- a/include/linux/netfilter_ipv6/ip6t_physdev.h +++ b/include/linux/netfilter_ipv6/ip6t_physdev.h @@ -1,24 +1,17 @@ #ifndef _IP6T_PHYSDEV_H #define _IP6T_PHYSDEV_H -#ifdef __KERNEL__ -#include <linux/if.h> -#endif +/* Backwards compatibility for old userspace */ -#define IP6T_PHYSDEV_OP_IN 0x01 -#define IP6T_PHYSDEV_OP_OUT 0x02 -#define IP6T_PHYSDEV_OP_BRIDGED 0x04 -#define IP6T_PHYSDEV_OP_ISIN 0x08 -#define IP6T_PHYSDEV_OP_ISOUT 0x10 -#define IP6T_PHYSDEV_OP_MASK (0x20 - 1) +#include <linux/netfilter/xt_physdev.h> -struct ip6t_physdev_info { - char physindev[IFNAMSIZ]; - char in_mask[IFNAMSIZ]; - char physoutdev[IFNAMSIZ]; - char out_mask[IFNAMSIZ]; - u_int8_t invert; - u_int8_t bitmask; -}; +#define IP6T_PHYSDEV_OP_IN XT_PHYSDEV_OP_IN +#define IP6T_PHYSDEV_OP_OUT XT_PHYSDEV_OP_OUT +#define IP6T_PHYSDEV_OP_BRIDGED XT_PHYSDEV_OP_BRIDGED +#define IP6T_PHYSDEV_OP_ISIN XT_PHYSDEV_OP_ISIN +#define IP6T_PHYSDEV_OP_ISOUT XT_PHYSDEV_OP_ISOUT +#define IP6T_PHYSDEV_OP_MASK XT_PHYSDEV_OP_MASK + +#define ip6t_physdev_info xt_physdev_info #endif /*_IP6T_PHYSDEV_H*/ diff --git a/include/linux/netfilter_ipv6/ip6t_policy.h b/include/linux/netfilter_ipv6/ip6t_policy.h new file mode 100644 index 00000000000..5a93afcd2ff --- /dev/null +++ b/include/linux/netfilter_ipv6/ip6t_policy.h @@ -0,0 +1,52 @@ +#ifndef _IP6T_POLICY_H +#define _IP6T_POLICY_H + +#define IP6T_POLICY_MAX_ELEM 4 + +enum ip6t_policy_flags +{ + IP6T_POLICY_MATCH_IN = 0x1, + IP6T_POLICY_MATCH_OUT = 0x2, + IP6T_POLICY_MATCH_NONE = 0x4, + IP6T_POLICY_MATCH_STRICT = 0x8, +}; + +enum ip6t_policy_modes +{ + IP6T_POLICY_MODE_TRANSPORT, + IP6T_POLICY_MODE_TUNNEL +}; + +struct ip6t_policy_spec +{ + u_int8_t saddr:1, + daddr:1, + proto:1, + mode:1, + spi:1, + reqid:1; +}; + +struct ip6t_policy_elem +{ + struct in6_addr saddr; + struct in6_addr smask; + struct in6_addr daddr; + struct in6_addr dmask; + u_int32_t spi; + u_int32_t reqid; + u_int8_t proto; + u_int8_t mode; + + struct ip6t_policy_spec match; + struct ip6t_policy_spec invert; +}; + +struct ip6t_policy_info +{ + struct ip6t_policy_elem pol[IP6T_POLICY_MAX_ELEM]; + u_int16_t flags; + u_int16_t len; +}; + +#endif /* _IP6T_POLICY_H */ diff --git a/include/linux/netfilter_ipv6/ip6t_rt.h b/include/linux/netfilter_ipv6/ip6t_rt.h index f1070fbf275..52156023e8d 100644 --- a/include/linux/netfilter_ipv6/ip6t_rt.h +++ b/include/linux/netfilter_ipv6/ip6t_rt.h @@ -30,13 +30,4 @@ struct ip6t_rt #define IP6T_RT_INV_LEN 0x04 /* Invert the sense of length. */ #define IP6T_RT_INV_MASK 0x07 /* All possible flags. */ -#define MASK_HOPOPTS 128 -#define MASK_DSTOPTS 64 -#define MASK_ROUTING 32 -#define MASK_FRAGMENT 16 -#define MASK_AH 8 -#define MASK_ESP 4 -#define MASK_NONE 2 -#define MASK_PROTO 1 - #endif /*_IP6T_RT_H*/ diff --git a/include/linux/nfs_fs.h b/include/linux/nfs_fs.h index 2516adeccec..547d649b274 100644 --- a/include/linux/nfs_fs.h +++ b/include/linux/nfs_fs.h @@ -38,9 +38,6 @@ # define NFS_DEBUG #endif -#define NFS_MAX_FILE_IO_BUFFER_SIZE 32768 -#define NFS_DEF_FILE_IO_BUFFER_SIZE 4096 - /* Default timeout values */ #define NFS_MAX_UDP_TIMEOUT (60*HZ) #define NFS_MAX_TCP_TIMEOUT (600*HZ) @@ -65,6 +62,7 @@ #define FLUSH_STABLE 4 /* commit to stable storage */ #define FLUSH_LOWPRI 8 /* low priority background flush */ #define FLUSH_HIGHPRI 16 /* high priority memory reclaim flush */ +#define FLUSH_NOCOMMIT 32 /* Don't send the NFSv3/v4 COMMIT */ #ifdef __KERNEL__ @@ -394,6 +392,17 @@ extern int nfs_instantiate(struct dentry *dentry, struct nfs_fh *fh, struct nfs_ extern struct inode_operations nfs_symlink_inode_operations; /* + * linux/fs/nfs/sysctl.c + */ +#ifdef CONFIG_SYSCTL +extern int nfs_register_sysctl(void); +extern void nfs_unregister_sysctl(void); +#else +#define nfs_register_sysctl() do { } while(0) +#define nfs_unregister_sysctl() do { } while(0) +#endif + +/* * linux/fs/nfs/unlink.c */ extern int nfs_async_unlink(struct dentry *); @@ -406,10 +415,12 @@ extern int nfs_writepage(struct page *page, struct writeback_control *wbc); extern int nfs_writepages(struct address_space *, struct writeback_control *); extern int nfs_flush_incompatible(struct file *file, struct page *page); extern int nfs_updatepage(struct file *, struct page *, unsigned int, unsigned int); -extern void nfs_writeback_done(struct rpc_task *task); +extern void nfs_writeback_done(struct rpc_task *task, void *data); +extern void nfs_writedata_release(void *data); #if defined(CONFIG_NFS_V3) || defined(CONFIG_NFS_V4) -extern void nfs_commit_done(struct rpc_task *); +extern void nfs_commit_done(struct rpc_task *, void *data); +extern void nfs_commit_release(void *data); #endif /* @@ -460,18 +471,33 @@ static inline int nfs_wb_page(struct inode *inode, struct page* page) */ extern mempool_t *nfs_wdata_mempool; -static inline struct nfs_write_data *nfs_writedata_alloc(void) +static inline struct nfs_write_data *nfs_writedata_alloc(unsigned int pagecount) { struct nfs_write_data *p = mempool_alloc(nfs_wdata_mempool, SLAB_NOFS); + if (p) { memset(p, 0, sizeof(*p)); INIT_LIST_HEAD(&p->pages); + if (pagecount < NFS_PAGEVEC_SIZE) + p->pagevec = &p->page_array[0]; + else { + size_t size = ++pagecount * sizeof(struct page *); + p->pagevec = kmalloc(size, GFP_NOFS); + if (p->pagevec) { + memset(p->pagevec, 0, size); + } else { + mempool_free(p, nfs_wdata_mempool); + p = NULL; + } + } } return p; } static inline void nfs_writedata_free(struct nfs_write_data *p) { + if (p && (p->pagevec != &p->page_array[0])) + kfree(p->pagevec); mempool_free(p, nfs_wdata_mempool); } @@ -481,28 +507,45 @@ static inline void nfs_writedata_free(struct nfs_write_data *p) extern int nfs_readpage(struct file *, struct page *); extern int nfs_readpages(struct file *, struct address_space *, struct list_head *, unsigned); -extern void nfs_readpage_result(struct rpc_task *); +extern void nfs_readpage_result(struct rpc_task *, void *); +extern void nfs_readdata_release(void *data); + /* * Allocate and free nfs_read_data structures */ extern mempool_t *nfs_rdata_mempool; -static inline struct nfs_read_data *nfs_readdata_alloc(void) +static inline struct nfs_read_data *nfs_readdata_alloc(unsigned int pagecount) { struct nfs_read_data *p = mempool_alloc(nfs_rdata_mempool, SLAB_NOFS); - if (p) + + if (p) { memset(p, 0, sizeof(*p)); + INIT_LIST_HEAD(&p->pages); + if (pagecount < NFS_PAGEVEC_SIZE) + p->pagevec = &p->page_array[0]; + else { + size_t size = ++pagecount * sizeof(struct page *); + p->pagevec = kmalloc(size, GFP_NOFS); + if (p->pagevec) { + memset(p->pagevec, 0, size); + } else { + mempool_free(p, nfs_rdata_mempool); + p = NULL; + } + } + } return p; } static inline void nfs_readdata_free(struct nfs_read_data *p) { + if (p && (p->pagevec != &p->page_array[0])) + kfree(p->pagevec); mempool_free(p, nfs_rdata_mempool); } -extern void nfs_readdata_release(struct rpc_task *task); - /* * linux/fs/nfs3proc.c */ diff --git a/include/linux/nfs_idmap.h b/include/linux/nfs_idmap.h index a0f1f25e0ea..102e5609429 100644 --- a/include/linux/nfs_idmap.h +++ b/include/linux/nfs_idmap.h @@ -71,6 +71,8 @@ int nfs_map_name_to_uid(struct nfs4_client *, const char *, size_t, __u32 *); int nfs_map_group_to_gid(struct nfs4_client *, const char *, size_t, __u32 *); int nfs_map_uid_to_name(struct nfs4_client *, __u32, char *); int nfs_map_gid_to_group(struct nfs4_client *, __u32, char *); + +extern unsigned int nfs_idmap_cache_timeout; #endif /* __KERNEL__ */ #endif /* NFS_IDMAP_H */ diff --git a/include/linux/nfs_page.h b/include/linux/nfs_page.h index da2e077b65e..66e2ed65852 100644 --- a/include/linux/nfs_page.h +++ b/include/linux/nfs_page.h @@ -79,9 +79,7 @@ extern void nfs_clear_page_writeback(struct nfs_page *req); static inline int nfs_lock_request_dontget(struct nfs_page *req) { - if (test_and_set_bit(PG_BUSY, &req->wb_flags)) - return 0; - return 1; + return !test_and_set_bit(PG_BUSY, &req->wb_flags); } /* @@ -125,9 +123,7 @@ nfs_list_remove_request(struct nfs_page *req) static inline int nfs_defer_commit(struct nfs_page *req) { - if (test_and_set_bit(PG_NEED_COMMIT, &req->wb_flags)) - return 0; - return 1; + return !test_and_set_bit(PG_NEED_COMMIT, &req->wb_flags); } static inline void @@ -141,9 +137,7 @@ nfs_clear_commit(struct nfs_page *req) static inline int nfs_defer_reschedule(struct nfs_page *req) { - if (test_and_set_bit(PG_NEED_RESCHED, &req->wb_flags)) - return 0; - return 1; + return !test_and_set_bit(PG_NEED_RESCHED, &req->wb_flags); } static inline void diff --git a/include/linux/nfs_xdr.h b/include/linux/nfs_xdr.h index 40718669b9c..6d6f69ec567 100644 --- a/include/linux/nfs_xdr.h +++ b/include/linux/nfs_xdr.h @@ -4,6 +4,16 @@ #include <linux/sunrpc/xprt.h> #include <linux/nfsacl.h> +/* + * To change the maximum rsize and wsize supported by the NFS client, adjust + * NFS_MAX_FILE_IO_SIZE. 64KB is a typical maximum, but some servers can + * support a megabyte or more. The default is left at 4096 bytes, which is + * reasonable for NFS over UDP. + */ +#define NFS_MAX_FILE_IO_SIZE (1048576U) +#define NFS_DEF_FILE_IO_SIZE (4096U) +#define NFS_MIN_FILE_IO_SIZE (1024U) + struct nfs4_fsid { __u64 major; __u64 minor; @@ -137,7 +147,7 @@ struct nfs_openres { */ struct nfs_open_confirmargs { const struct nfs_fh * fh; - nfs4_stateid stateid; + nfs4_stateid * stateid; struct nfs_seqid * seqid; }; @@ -165,66 +175,62 @@ struct nfs_closeres { * * Arguments to the lock,lockt, and locku call. * */ struct nfs_lowner { - __u64 clientid; - u32 id; + __u64 clientid; + u32 id; }; -struct nfs_lock_opargs { +struct nfs_lock_args { + struct nfs_fh * fh; + struct file_lock * fl; struct nfs_seqid * lock_seqid; nfs4_stateid * lock_stateid; struct nfs_seqid * open_seqid; nfs4_stateid * open_stateid; - struct nfs_lowner lock_owner; - __u32 reclaim; - __u32 new_lock_owner; + struct nfs_lowner lock_owner; + unsigned char block : 1; + unsigned char reclaim : 1; + unsigned char new_lock_owner : 1; }; -struct nfs_locku_opargs { +struct nfs_lock_res { + nfs4_stateid stateid; +}; + +struct nfs_locku_args { + struct nfs_fh * fh; + struct file_lock * fl; struct nfs_seqid * seqid; nfs4_stateid * stateid; }; -struct nfs_lockargs { - struct nfs_fh * fh; - __u32 type; - __u64 offset; - __u64 length; - union { - struct nfs_lock_opargs *lock; /* LOCK */ - struct nfs_lowner *lockt; /* LOCKT */ - struct nfs_locku_opargs *locku; /* LOCKU */ - } u; +struct nfs_locku_res { + nfs4_stateid stateid; }; -struct nfs_lock_denied { - __u64 offset; - __u64 length; - __u32 type; - struct nfs_lowner owner; +struct nfs_lockt_args { + struct nfs_fh * fh; + struct file_lock * fl; + struct nfs_lowner lock_owner; }; -struct nfs_lockres { - union { - nfs4_stateid stateid;/* LOCK success, LOCKU */ - struct nfs_lock_denied denied; /* LOCK failed, LOCKT success */ - } u; - const struct nfs_server * server; +struct nfs_lockt_res { + struct file_lock * denied; /* LOCK, LOCKT failed */ }; struct nfs4_delegreturnargs { const struct nfs_fh *fhandle; const nfs4_stateid *stateid; + const u32 * bitmask; +}; + +struct nfs4_delegreturnres { + struct nfs_fattr * fattr; + const struct nfs_server *server; }; /* * Arguments to the read call. */ - -#define NFS_READ_MAXIOV (9U) -#if (NFS_READ_MAXIOV > (MAX_IOVEC -2)) -#error "NFS_READ_MAXIOV is too large" -#endif - struct nfs_readargs { struct nfs_fh * fh; struct nfs_open_context *context; @@ -243,11 +249,6 @@ struct nfs_readres { /* * Arguments to the write call. */ -#define NFS_WRITE_MAXIOV (9U) -#if (NFS_WRITE_MAXIOV > (MAX_IOVEC -2)) -#error "NFS_WRITE_MAXIOV is too large" -#endif - struct nfs_writeargs { struct nfs_fh * fh; struct nfs_open_context *context; @@ -678,6 +679,8 @@ struct nfs4_server_caps_res { struct nfs_page; +#define NFS_PAGEVEC_SIZE (8U) + struct nfs_read_data { int flags; struct rpc_task task; @@ -686,13 +689,14 @@ struct nfs_read_data { struct nfs_fattr fattr; /* fattr storage */ struct list_head pages; /* Coalesced read requests */ struct nfs_page *req; /* multi ops per nfs_page */ - struct page *pagevec[NFS_READ_MAXIOV]; + struct page **pagevec; struct nfs_readargs args; struct nfs_readres res; #ifdef CONFIG_NFS_V4 unsigned long timestamp; /* For lease renewal */ #endif void (*complete) (struct nfs_read_data *, int); + struct page *page_array[NFS_PAGEVEC_SIZE + 1]; }; struct nfs_write_data { @@ -704,13 +708,14 @@ struct nfs_write_data { struct nfs_writeverf verf; struct list_head pages; /* Coalesced requests we wish to flush */ struct nfs_page *req; /* multi ops per nfs_page */ - struct page *pagevec[NFS_WRITE_MAXIOV]; + struct page **pagevec; struct nfs_writeargs args; /* argument struct */ struct nfs_writeres res; /* result struct */ #ifdef CONFIG_NFS_V4 unsigned long timestamp; /* For lease renewal */ #endif void (*complete) (struct nfs_write_data *, int); + struct page *page_array[NFS_PAGEVEC_SIZE + 1]; }; struct nfs_access_entry; diff --git a/include/linux/nfsd/nfsd.h b/include/linux/nfsd/nfsd.h index 51c231a1e5a..ec7c2e872d7 100644 --- a/include/linux/nfsd/nfsd.h +++ b/include/linux/nfsd/nfsd.h @@ -124,7 +124,7 @@ int nfsd_statfs(struct svc_rqst *, struct svc_fh *, int nfsd_notify_change(struct inode *, struct iattr *); int nfsd_permission(struct svc_export *, struct dentry *, int); -void nfsd_sync_dir(struct dentry *dp); +int nfsd_sync_dir(struct dentry *dp); #if defined(CONFIG_NFSD_V2_ACL) || defined(CONFIG_NFSD_V3_ACL) #ifdef CONFIG_NFSD_V2_ACL diff --git a/include/linux/nfsd/nfsfh.h b/include/linux/nfsd/nfsfh.h index bb842ea4103..0798b7781a6 100644 --- a/include/linux/nfsd/nfsfh.h +++ b/include/linux/nfsd/nfsfh.h @@ -294,7 +294,7 @@ fill_post_wcc(struct svc_fh *fhp) /* * Lock a file handle/inode * NOTE: both fh_lock and fh_unlock are done "by hand" in - * vfs.c:nfsd_rename as it needs to grab 2 i_sem's at once + * vfs.c:nfsd_rename as it needs to grab 2 i_mutex's at once * so, any changes here should be reflected there. */ static inline void @@ -317,7 +317,7 @@ fh_lock(struct svc_fh *fhp) } inode = dentry->d_inode; - down(&inode->i_sem); + mutex_lock(&inode->i_mutex); fill_pre_wcc(fhp); fhp->fh_locked = 1; } @@ -333,7 +333,7 @@ fh_unlock(struct svc_fh *fhp) if (fhp->fh_locked) { fill_post_wcc(fhp); - up(&fhp->fh_dentry->d_inode->i_sem); + mutex_unlock(&fhp->fh_dentry->d_inode->i_mutex); fhp->fh_locked = 0; } } diff --git a/include/linux/nfsd/xdr.h b/include/linux/nfsd/xdr.h index 130d4f588a3..3f4f7142bbe 100644 --- a/include/linux/nfsd/xdr.h +++ b/include/linux/nfsd/xdr.h @@ -88,10 +88,12 @@ struct nfsd_readdirargs { struct nfsd_attrstat { struct svc_fh fh; + struct kstat stat; }; struct nfsd_diropres { struct svc_fh fh; + struct kstat stat; }; struct nfsd_readlinkres { @@ -101,6 +103,7 @@ struct nfsd_readlinkres { struct nfsd_readres { struct svc_fh fh; unsigned long count; + struct kstat stat; }; struct nfsd_readdirres { diff --git a/include/linux/nfsd/xdr3.h b/include/linux/nfsd/xdr3.h index 3c2a71b43ba..a4322741f8b 100644 --- a/include/linux/nfsd/xdr3.h +++ b/include/linux/nfsd/xdr3.h @@ -126,6 +126,7 @@ struct nfsd3_setaclargs { struct nfsd3_attrstat { __u32 status; struct svc_fh fh; + struct kstat stat; }; /* LOOKUP, CREATE, MKDIR, SYMLINK, MKNOD */ diff --git a/include/linux/nfsd/xdr4.h b/include/linux/nfsd/xdr4.h index 8903688890c..77adba7d228 100644 --- a/include/linux/nfsd/xdr4.h +++ b/include/linux/nfsd/xdr4.h @@ -145,8 +145,9 @@ struct nfsd4_lock { } ok; struct nfsd4_lock_denied denied; } u; - - struct nfs4_stateowner *lk_stateowner; + /* The lk_replay_owner is the open owner in the open_to_lock_owner + * case and the lock owner otherwise: */ + struct nfs4_stateowner *lk_replay_owner; }; #define lk_new_open_seqid v.new.open_seqid #define lk_new_open_stateid v.new.open_stateid diff --git a/include/linux/page-flags.h b/include/linux/page-flags.h index 343083fec25..d52999c4333 100644 --- a/include/linux/page-flags.h +++ b/include/linux/page-flags.h @@ -79,13 +79,23 @@ /* * Global page accounting. One instance per CPU. Only unsigned longs are * allowed. + * + * - Fields can be modified with xxx_page_state and xxx_page_state_zone at + * any time safely (which protects the instance from modification by + * interrupt. + * - The __xxx_page_state variants can be used safely when interrupts are + * disabled. + * - The __xxx_page_state variants can be used if the field is only + * modified from process context, or only modified from interrupt context. + * In this case, the field should be commented here. */ struct page_state { unsigned long nr_dirty; /* Dirty writeable pages */ unsigned long nr_writeback; /* Pages under writeback */ unsigned long nr_unstable; /* NFS unstable pages */ unsigned long nr_page_table_pages;/* Pages used for pagetables */ - unsigned long nr_mapped; /* mapped into pagetables */ + unsigned long nr_mapped; /* mapped into pagetables. + * only modified from process context */ unsigned long nr_slab; /* In slab */ #define GET_PAGE_STATE_LAST nr_slab @@ -97,32 +107,40 @@ struct page_state { unsigned long pgpgout; /* Disk writes */ unsigned long pswpin; /* swap reads */ unsigned long pswpout; /* swap writes */ - unsigned long pgalloc_high; /* page allocations */ + unsigned long pgalloc_high; /* page allocations */ unsigned long pgalloc_normal; + unsigned long pgalloc_dma32; unsigned long pgalloc_dma; + unsigned long pgfree; /* page freeings */ unsigned long pgactivate; /* pages moved inactive->active */ unsigned long pgdeactivate; /* pages moved active->inactive */ unsigned long pgfault; /* faults (major+minor) */ unsigned long pgmajfault; /* faults (major only) */ + unsigned long pgrefill_high; /* inspected in refill_inactive_zone */ unsigned long pgrefill_normal; + unsigned long pgrefill_dma32; unsigned long pgrefill_dma; unsigned long pgsteal_high; /* total highmem pages reclaimed */ unsigned long pgsteal_normal; + unsigned long pgsteal_dma32; unsigned long pgsteal_dma; + unsigned long pgscan_kswapd_high;/* total highmem pages scanned */ unsigned long pgscan_kswapd_normal; - + unsigned long pgscan_kswapd_dma32; unsigned long pgscan_kswapd_dma; + unsigned long pgscan_direct_high;/* total highmem pages scanned */ unsigned long pgscan_direct_normal; + unsigned long pgscan_direct_dma32; unsigned long pgscan_direct_dma; - unsigned long pginodesteal; /* pages reclaimed via inode freeing */ + unsigned long pginodesteal; /* pages reclaimed via inode freeing */ unsigned long slabs_scanned; /* slab objects scanned */ unsigned long kswapd_steal; /* pages reclaimed by kswapd */ unsigned long kswapd_inodesteal;/* reclaimed via kswapd inode freeing */ @@ -136,31 +154,54 @@ struct page_state { extern void get_page_state(struct page_state *ret); extern void get_page_state_node(struct page_state *ret, int node); extern void get_full_page_state(struct page_state *ret); -extern unsigned long __read_page_state(unsigned long offset); -extern void __mod_page_state(unsigned long offset, unsigned long delta); +extern unsigned long read_page_state_offset(unsigned long offset); +extern void mod_page_state_offset(unsigned long offset, unsigned long delta); +extern void __mod_page_state_offset(unsigned long offset, unsigned long delta); #define read_page_state(member) \ - __read_page_state(offsetof(struct page_state, member)) + read_page_state_offset(offsetof(struct page_state, member)) #define mod_page_state(member, delta) \ - __mod_page_state(offsetof(struct page_state, member), (delta)) - -#define inc_page_state(member) mod_page_state(member, 1UL) -#define dec_page_state(member) mod_page_state(member, 0UL - 1) -#define add_page_state(member,delta) mod_page_state(member, (delta)) -#define sub_page_state(member,delta) mod_page_state(member, 0UL - (delta)) - -#define mod_page_state_zone(zone, member, delta) \ - do { \ - unsigned offset; \ - if (is_highmem(zone)) \ - offset = offsetof(struct page_state, member##_high); \ - else if (is_normal(zone)) \ - offset = offsetof(struct page_state, member##_normal); \ - else \ - offset = offsetof(struct page_state, member##_dma); \ - __mod_page_state(offset, (delta)); \ - } while (0) + mod_page_state_offset(offsetof(struct page_state, member), (delta)) + +#define __mod_page_state(member, delta) \ + __mod_page_state_offset(offsetof(struct page_state, member), (delta)) + +#define inc_page_state(member) mod_page_state(member, 1UL) +#define dec_page_state(member) mod_page_state(member, 0UL - 1) +#define add_page_state(member,delta) mod_page_state(member, (delta)) +#define sub_page_state(member,delta) mod_page_state(member, 0UL - (delta)) + +#define __inc_page_state(member) __mod_page_state(member, 1UL) +#define __dec_page_state(member) __mod_page_state(member, 0UL - 1) +#define __add_page_state(member,delta) __mod_page_state(member, (delta)) +#define __sub_page_state(member,delta) __mod_page_state(member, 0UL - (delta)) + +#define page_state(member) (*__page_state(offsetof(struct page_state, member))) + +#define state_zone_offset(zone, member) \ +({ \ + unsigned offset; \ + if (is_highmem(zone)) \ + offset = offsetof(struct page_state, member##_high); \ + else if (is_normal(zone)) \ + offset = offsetof(struct page_state, member##_normal); \ + else if (is_dma32(zone)) \ + offset = offsetof(struct page_state, member##_dma32); \ + else \ + offset = offsetof(struct page_state, member##_dma); \ + offset; \ +}) + +#define __mod_page_state_zone(zone, member, delta) \ + do { \ + __mod_page_state_offset(state_zone_offset(zone, member), (delta)); \ + } while (0) + +#define mod_page_state_zone(zone, member, delta) \ + do { \ + mod_page_state_offset(state_zone_offset(zone, member), (delta)); \ + } while (0) /* * Manipulation of page state flags diff --git a/include/linux/pagevec.h b/include/linux/pagevec.h index def32c5715b..8eb7fa76c1d 100644 --- a/include/linux/pagevec.h +++ b/include/linux/pagevec.h @@ -5,6 +5,9 @@ * pages. A pagevec is a multipage container which is used for that. */ +#ifndef _LINUX_PAGEVEC_H +#define _LINUX_PAGEVEC_H + /* 14 pointers + two long's align the pagevec structure to a power of two */ #define PAGEVEC_SIZE 14 @@ -83,3 +86,5 @@ static inline void pagevec_lru_add(struct pagevec *pvec) if (pagevec_count(pvec)) __pagevec_lru_add(pvec); } + +#endif /* _LINUX_PAGEVEC_H */ diff --git a/include/linux/parport.h b/include/linux/parport.h index d2a4d9e1e6d..f67f838a3a1 100644 --- a/include/linux/parport.h +++ b/include/linux/parport.h @@ -236,7 +236,8 @@ struct pardevice { /* IEEE1284 information */ -/* IEEE1284 phases */ +/* IEEE1284 phases. These are exposed to userland through ppdev IOCTL + * PP[GS]ETPHASE, so do not change existing values. */ enum ieee1284_phase { IEEE1284_PH_FWD_DATA, IEEE1284_PH_FWD_IDLE, diff --git a/include/linux/parport_pc.h b/include/linux/parport_pc.h index c6f76247087..1cc0f6b1a49 100644 --- a/include/linux/parport_pc.h +++ b/include/linux/parport_pc.h @@ -79,13 +79,13 @@ static __inline__ unsigned char parport_pc_read_data(struct parport *p) } #ifdef DEBUG_PARPORT -extern __inline__ void dump_parport_state (char *str, struct parport *p) +static inline void dump_parport_state (char *str, struct parport *p) { /* here's hoping that reading these ports won't side-effect anything underneath */ unsigned char ecr = inb (ECONTROL (p)); unsigned char dcr = inb (CONTROL (p)); unsigned char dsr = inb (STATUS (p)); - static char *ecr_modes[] = {"SPP", "PS2", "PPFIFO", "ECP", "xXx", "yYy", "TST", "CFG"}; + static const char *const ecr_modes[] = {"SPP", "PS2", "PPFIFO", "ECP", "xXx", "yYy", "TST", "CFG"}; const struct parport_pc_private *priv = p->physport->private_data; int i; diff --git a/include/linux/pci.h b/include/linux/pci.h index de690ca73d5..0a44072383e 100644 --- a/include/linux/pci.h +++ b/include/linux/pci.h @@ -78,6 +78,23 @@ typedef int __bitwise pci_power_t; #define PCI_UNKNOWN ((pci_power_t __force) 5) #define PCI_POWER_ERROR ((pci_power_t __force) -1) +/** The pci_channel state describes connectivity between the CPU and + * the pci device. If some PCI bus between here and the pci device + * has crashed or locked up, this info is reflected here. + */ +typedef unsigned int __bitwise pci_channel_state_t; + +enum pci_channel_state { + /* I/O channel is in normal state */ + pci_channel_io_normal = (__force pci_channel_state_t) 1, + + /* I/O to channel is blocked */ + pci_channel_io_frozen = (__force pci_channel_state_t) 2, + + /* PCI card is dead */ + pci_channel_io_perm_failure = (__force pci_channel_state_t) 3, +}; + /* * The pci_dev structure is used to describe PCI devices. */ @@ -98,6 +115,7 @@ struct pci_dev { unsigned int class; /* 3 bytes: (base,sub,prog-if) */ u8 hdr_type; /* PCI header type (`multi' flag masked out) */ u8 rom_base_reg; /* which config register controls the ROM */ + u8 pin; /* which interrupt pin this device uses */ struct pci_driver *driver; /* which driver has allocated this device */ u64 dma_mask; /* Mask of the bits of bus address this @@ -110,6 +128,7 @@ struct pci_dev { this is D0-D3, D0 being fully functional, and D3 being off. */ + pci_channel_state_t error_state; /* current connectivity state */ struct device dev; /* Generic device interface */ /* device is compatible with these IDs */ @@ -232,6 +251,54 @@ struct pci_dynids { unsigned int use_driver_data:1; /* pci_driver->driver_data is used */ }; +/* ---------------------------------------------------------------- */ +/** PCI Error Recovery System (PCI-ERS). If a PCI device driver provides + * a set fof callbacks in struct pci_error_handlers, then that device driver + * will be notified of PCI bus errors, and will be driven to recovery + * when an error occurs. + */ + +typedef unsigned int __bitwise pci_ers_result_t; + +enum pci_ers_result { + /* no result/none/not supported in device driver */ + PCI_ERS_RESULT_NONE = (__force pci_ers_result_t) 1, + + /* Device driver can recover without slot reset */ + PCI_ERS_RESULT_CAN_RECOVER = (__force pci_ers_result_t) 2, + + /* Device driver wants slot to be reset. */ + PCI_ERS_RESULT_NEED_RESET = (__force pci_ers_result_t) 3, + + /* Device has completely failed, is unrecoverable */ + PCI_ERS_RESULT_DISCONNECT = (__force pci_ers_result_t) 4, + + /* Device driver is fully recovered and operational */ + PCI_ERS_RESULT_RECOVERED = (__force pci_ers_result_t) 5, +}; + +/* PCI bus error event callbacks */ +struct pci_error_handlers +{ + /* PCI bus error detected on this device */ + pci_ers_result_t (*error_detected)(struct pci_dev *dev, + enum pci_channel_state error); + + /* MMIO has been re-enabled, but not DMA */ + pci_ers_result_t (*mmio_enabled)(struct pci_dev *dev); + + /* PCI Express link has been reset */ + pci_ers_result_t (*link_reset)(struct pci_dev *dev); + + /* PCI slot has been reset */ + pci_ers_result_t (*slot_reset)(struct pci_dev *dev); + + /* Device driver may resume normal operations */ + void (*resume)(struct pci_dev *dev); +}; + +/* ---------------------------------------------------------------- */ + struct module; struct pci_driver { struct list_head node; @@ -244,6 +311,7 @@ struct pci_driver { int (*enable_wake) (struct pci_dev *dev, pci_power_t state, int enable); /* Enable wake event */ void (*shutdown) (struct pci_dev *dev); + struct pci_error_handlers *err_handler; struct device_driver driver; struct pci_dynids dynids; }; @@ -448,6 +516,7 @@ int pci_scan_bridge(struct pci_bus *bus, struct pci_dev * dev, int max, int pass void pci_walk_bus(struct pci_bus *top, void (*cb)(struct pci_dev *, void *), void *userdata); +int pci_cfg_space_size(struct pci_dev *dev); /* kmem_cache style wrapper around pci_alloc_consistent() */ diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h index 4db67b3b05c..ecc1fc1f0f0 100644 --- a/include/linux/pci_ids.h +++ b/include/linux/pci_ids.h @@ -15,6 +15,7 @@ #define PCI_CLASS_STORAGE_FLOPPY 0x0102 #define PCI_CLASS_STORAGE_IPI 0x0103 #define PCI_CLASS_STORAGE_RAID 0x0104 +#define PCI_CLASS_STORAGE_SAS 0x0107 #define PCI_CLASS_STORAGE_OTHER 0x0180 #define PCI_BASE_CLASS_NETWORK 0x02 @@ -180,6 +181,7 @@ #define PCI_DEVICE_ID_LSI_FC929X 0x0626 #define PCI_DEVICE_ID_LSI_FC939X 0x0642 #define PCI_DEVICE_ID_LSI_FC949X 0x0640 +#define PCI_DEVICE_ID_LSI_FC949ES 0x0646 #define PCI_DEVICE_ID_LSI_FC919X 0x0628 #define PCI_DEVICE_ID_NCR_YELLOWFIN 0x0701 #define PCI_DEVICE_ID_LSI_61C102 0x0901 @@ -376,6 +378,11 @@ #define PCI_DEVICE_ID_NS_87560_USB 0x0012 #define PCI_DEVICE_ID_NS_83815 0x0020 #define PCI_DEVICE_ID_NS_83820 0x0022 +#define PCI_DEVICE_ID_NS_CS5535_ISA 0x002b +#define PCI_DEVICE_ID_NS_CS5535_IDE 0x002d +#define PCI_DEVICE_ID_NS_CS5535_AUDIO 0x002e +#define PCI_DEVICE_ID_NS_CS5535_USB 0x002f +#define PCI_DEVICE_ID_NS_CS5535_VIDEO 0x0030 #define PCI_DEVICE_ID_NS_SATURN 0x0035 #define PCI_DEVICE_ID_NS_SCx200_BRIDGE 0x0500 #define PCI_DEVICE_ID_NS_SCx200_SMI 0x0501 @@ -389,6 +396,13 @@ #define PCI_DEVICE_ID_NS_87410 0xd001 #define PCI_DEVICE_ID_NS_CS5535_IDE 0x002d +#define PCI_DEVICE_ID_NS_CS5535_HOST_BRIDGE 0x0028 +#define PCI_DEVICE_ID_NS_CS5535_ISA_BRIDGE 0x002b +#define PCI_DEVICE_ID_NS_CS5535_IDE 0x002d +#define PCI_DEVICE_ID_NS_CS5535_AUDIO 0x002e +#define PCI_DEVICE_ID_NS_CS5535_USB 0x002f +#define PCI_DEVICE_ID_NS_CS5535_VIDEO 0x0030 + #define PCI_VENDOR_ID_TSENG 0x100c #define PCI_DEVICE_ID_TSENG_W32P_2 0x3202 #define PCI_DEVICE_ID_TSENG_W32P_b 0x3205 @@ -488,9 +502,20 @@ #define PCI_DEVICE_ID_AMD_8111_AUDIO 0x746d #define PCI_DEVICE_ID_AMD_8151_0 0x7454 #define PCI_DEVICE_ID_AMD_8131_APIC 0x7450 +#define PCI_DEVICE_ID_AMD_CS5536_ISA 0x2090 +#define PCI_DEVICE_ID_AMD_CS5536_FLASH 0x2091 +#define PCI_DEVICE_ID_AMD_CS5536_AUDIO 0x2093 +#define PCI_DEVICE_ID_AMD_CS5536_OHC 0x2094 +#define PCI_DEVICE_ID_AMD_CS5536_EHC 0x2095 +#define PCI_DEVICE_ID_AMD_CS5536_UDC 0x2096 +#define PCI_DEVICE_ID_AMD_CS5536_UOC 0x2097 +#define PCI_DEVICE_ID_AMD_CS5536_IDE 0x209A #define PCI_DEVICE_ID_AMD_CS5536_IDE 0x209A +#define PCI_DEVICE_ID_AMD_LX_VIDEO 0x2081 +#define PCI_DEVICE_ID_AMD_LX_AES 0x2082 + #define PCI_VENDOR_ID_TRIDENT 0x1023 #define PCI_DEVICE_ID_TRIDENT_4DWAVE_DX 0x2000 #define PCI_DEVICE_ID_TRIDENT_4DWAVE_NX 0x2001 @@ -971,6 +996,7 @@ #define PCI_DEVICE_ID_NVIDIA_TNT_UNKNOWN 0x002a #define PCI_DEVICE_ID_NVIDIA_VTNT2 0x002C #define PCI_DEVICE_ID_NVIDIA_UVTNT2 0x002D +#define PCI_DEVICE_ID_NVIDIA_NFORCE_MCP04_SMBUS 0x0034 #define PCI_DEVICE_ID_NVIDIA_NFORCE_MCP04_IDE 0x0035 #define PCI_DEVICE_ID_NVIDIA_NFORCE_MCP04_SATA 0x0036 #define PCI_DEVICE_ID_NVIDIA_NVENET_10 0x0037 @@ -1025,6 +1051,11 @@ #define PCI_DEVICE_ID_NVIDIA_NVENET_6 0x00e6 #define PCI_DEVICE_ID_NVIDIA_CK8S_AUDIO 0x00ea #define PCI_DEVICE_ID_NVIDIA_NFORCE3S_SATA2 0x00ee +#define PCIE_DEVICE_ID_NVIDIA_GEFORCE_6800_ALT1 0x00f0 +#define PCIE_DEVICE_ID_NVIDIA_GEFORCE_6600_ALT1 0x00f1 +#define PCIE_DEVICE_ID_NVIDIA_GEFORCE_6600_ALT2 0x00f2 +#define PCIE_DEVICE_ID_NVIDIA_GEFORCE_6200_ALT1 0x00f3 +#define PCIE_DEVICE_ID_NVIDIA_GEFORCE_6800_GT 0x00f9 #define PCI_DEVICE_ID_NVIDIA_GEFORCE_SDR 0x0100 #define PCI_DEVICE_ID_NVIDIA_GEFORCE_DDR 0x0101 #define PCI_DEVICE_ID_NVIDIA_QUADRO 0x0103 @@ -1567,6 +1598,23 @@ #define PCI_SUBDEVICE_ID_CONNECT_TECH_BH8_485_2_6 0x0009 #define PCI_SUBDEVICE_ID_CONNECT_TECH_BH081101V1 0x000A #define PCI_SUBDEVICE_ID_CONNECT_TECH_BH041101V1 0x000B +#define PCI_SUBDEVICE_ID_CONNECT_TECH_BH2_20MHZ 0x000C +#define PCI_SUBDEVICE_ID_CONNECT_TECH_BH2_PTM 0x000D +#define PCI_SUBDEVICE_ID_CONNECT_TECH_NT960PCI 0x0100 +#define PCI_SUBDEVICE_ID_CONNECT_TECH_TITAN_2 0x0201 +#define PCI_SUBDEVICE_ID_CONNECT_TECH_TITAN_4 0x0202 +#define PCI_SUBDEVICE_ID_CONNECT_TECH_PCI_UART_2_232 0x0300 +#define PCI_SUBDEVICE_ID_CONNECT_TECH_PCI_UART_4_232 0x0301 +#define PCI_SUBDEVICE_ID_CONNECT_TECH_PCI_UART_8_232 0x0302 +#define PCI_SUBDEVICE_ID_CONNECT_TECH_PCI_UART_1_1 0x0310 +#define PCI_SUBDEVICE_ID_CONNECT_TECH_PCI_UART_2_2 0x0311 +#define PCI_SUBDEVICE_ID_CONNECT_TECH_PCI_UART_4_4 0x0312 +#define PCI_SUBDEVICE_ID_CONNECT_TECH_PCI_UART_2 0x0320 +#define PCI_SUBDEVICE_ID_CONNECT_TECH_PCI_UART_4 0x0321 +#define PCI_SUBDEVICE_ID_CONNECT_TECH_PCI_UART_8 0x0322 +#define PCI_SUBDEVICE_ID_CONNECT_TECH_PCI_UART_2_485 0x0330 +#define PCI_SUBDEVICE_ID_CONNECT_TECH_PCI_UART_4_485 0x0331 +#define PCI_SUBDEVICE_ID_CONNECT_TECH_PCI_UART_8_485 0x0332 #define PCI_VENDOR_ID_NVIDIA_SGS 0x12d2 @@ -1944,6 +1992,7 @@ #define PCI_VENDOR_ID_DCI 0x6666 #define PCI_DEVICE_ID_DCI_PCCOM4 0x0001 #define PCI_DEVICE_ID_DCI_PCCOM8 0x0002 +#define PCI_DEVICE_ID_DCI_PCCOM2 0x0004 #define PCI_VENDOR_ID_INTEL 0x8086 #define PCI_DEVICE_ID_INTEL_EESSC 0x0008 @@ -2105,6 +2154,9 @@ #define PCI_DEVICE_ID_INTEL_IXP2800 0x9004 #define PCI_DEVICE_ID_INTEL_S21152BB 0xb152 +#define PCI_VENDOR_ID_SCALEMP 0x8686 +#define PCI_DEVICE_ID_SCALEMP_VSMP_CTL 0x1010 + #define PCI_VENDOR_ID_COMPUTONE 0x8e0e #define PCI_DEVICE_ID_COMPUTONE_IP2EX 0x0291 #define PCI_DEVICE_ID_COMPUTONE_PG 0x0302 diff --git a/include/linux/pci_regs.h b/include/linux/pci_regs.h index e2a089b051e..d27a78b7129 100644 --- a/include/linux/pci_regs.h +++ b/include/linux/pci_regs.h @@ -196,6 +196,7 @@ #define PCI_CAP_ID_MSI 0x05 /* Message Signalled Interrupts */ #define PCI_CAP_ID_CHSWP 0x06 /* CompactPCI HotSwap */ #define PCI_CAP_ID_PCIX 0x07 /* PCI-X */ +#define PCI_CAP_ID_HT_IRQCONF 0x08 /* HyperTransport IRQ Configuration */ #define PCI_CAP_ID_SHPC 0x0C /* PCI Standard Hot-Plug Controller */ #define PCI_CAP_ID_EXP 0x10 /* PCI Express */ #define PCI_CAP_ID_MSIX 0x11 /* MSI-X */ diff --git a/include/linux/percpu.h b/include/linux/percpu.h index fb8d2d24e4b..cb9039a21f2 100644 --- a/include/linux/percpu.h +++ b/include/linux/percpu.h @@ -19,7 +19,6 @@ struct percpu_data { void *ptrs[NR_CPUS]; - void *blkp; }; /* @@ -33,14 +32,14 @@ struct percpu_data { (__typeof__(ptr))__p->ptrs[(cpu)]; \ }) -extern void *__alloc_percpu(size_t size, size_t align); +extern void *__alloc_percpu(size_t size); extern void free_percpu(const void *); #else /* CONFIG_SMP */ #define per_cpu_ptr(ptr, cpu) ({ (void)(cpu); (ptr); }) -static inline void *__alloc_percpu(size_t size, size_t align) +static inline void *__alloc_percpu(size_t size) { void *ret = kmalloc(size, GFP_KERNEL); if (ret) @@ -55,7 +54,6 @@ static inline void free_percpu(const void *ptr) #endif /* CONFIG_SMP */ /* Simple wrapper for the common case: zeros memory. */ -#define alloc_percpu(type) \ - ((type *)(__alloc_percpu(sizeof(type), __alignof__(type)))) +#define alloc_percpu(type) ((type *)(__alloc_percpu(sizeof(type)))) #endif /* __LINUX_PERCPU_H */ diff --git a/include/linux/pfkeyv2.h b/include/linux/pfkeyv2.h index 724066778af..bac0fb389cf 100644 --- a/include/linux/pfkeyv2.h +++ b/include/linux/pfkeyv2.h @@ -104,7 +104,7 @@ struct sadb_prop { /* followed by: struct sadb_comb sadb_combs[(sadb_prop_len + sizeof(uint64_t) - sizeof(struct sadb_prop)) / - sizeof(strut sadb_comb)]; */ + sizeof(struct sadb_comb)]; */ struct sadb_comb { uint8_t sadb_comb_auth; @@ -216,6 +216,16 @@ struct sadb_x_nat_t_port { } __attribute__((packed)); /* sizeof(struct sadb_x_nat_t_port) == 8 */ +/* Generic LSM security context */ +struct sadb_x_sec_ctx { + uint16_t sadb_x_sec_len; + uint16_t sadb_x_sec_exttype; + uint8_t sadb_x_ctx_alg; /* LSMs: e.g., selinux == 1 */ + uint8_t sadb_x_ctx_doi; + uint16_t sadb_x_ctx_len; +} __attribute__((packed)); +/* sizeof(struct sadb_sec_ctx) = 8 */ + /* Message types */ #define SADB_RESERVED 0 #define SADB_GETSPI 1 @@ -325,7 +335,8 @@ struct sadb_x_nat_t_port { #define SADB_X_EXT_NAT_T_SPORT 21 #define SADB_X_EXT_NAT_T_DPORT 22 #define SADB_X_EXT_NAT_T_OA 23 -#define SADB_EXT_MAX 23 +#define SADB_X_EXT_SEC_CTX 24 +#define SADB_EXT_MAX 24 /* Identity Extension values */ #define SADB_IDENTTYPE_RESERVED 0 diff --git a/include/linux/phy.h b/include/linux/phy.h index 92a9696fdeb..331521a10a2 100644 --- a/include/linux/phy.h +++ b/include/linux/phy.h @@ -53,6 +53,9 @@ #define PHY_MAX_ADDR 32 +/* Used when trying to connect to a specific phy (mii bus id:phy device id) */ +#define PHY_ID_FMT "%x:%02x" + /* The Bus class for PHYs. Devices which provide access to * PHYs should register using this structure */ struct mii_bus { diff --git a/include/linux/pipe_fs_i.h b/include/linux/pipe_fs_i.h index 1767073df26..b12e59c7575 100644 --- a/include/linux/pipe_fs_i.h +++ b/include/linux/pipe_fs_i.h @@ -37,7 +37,7 @@ struct pipe_inode_info { memory allocation, whereas PIPE_BUF makes atomicity guarantees. */ #define PIPE_SIZE PAGE_SIZE -#define PIPE_SEM(inode) (&(inode).i_sem) +#define PIPE_MUTEX(inode) (&(inode).i_mutex) #define PIPE_WAIT(inode) (&(inode).i_pipe->wait) #define PIPE_READERS(inode) ((inode).i_pipe->readers) #define PIPE_WRITERS(inode) ((inode).i_pipe->writers) diff --git a/include/linux/pkt_sched.h b/include/linux/pkt_sched.h index e87b233615b..d10f3533850 100644 --- a/include/linux/pkt_sched.h +++ b/include/linux/pkt_sched.h @@ -429,6 +429,7 @@ enum TCA_NETEM_CORR, TCA_NETEM_DELAY_DIST, TCA_NETEM_REORDER, + TCA_NETEM_CORRUPT, __TCA_NETEM_MAX, }; @@ -457,6 +458,12 @@ struct tc_netem_reorder __u32 correlation; }; +struct tc_netem_corrupt +{ + __u32 probability; + __u32 correlation; +}; + #define NETEM_DIST_SCALE 8192 #endif diff --git a/include/linux/platform_device.h b/include/linux/platform_device.h index 17e336f40b4..782090c6893 100644 --- a/include/linux/platform_device.h +++ b/include/linux/platform_device.h @@ -41,6 +41,7 @@ extern struct platform_device *platform_device_alloc(const char *name, unsigned extern int platform_device_add_resources(struct platform_device *pdev, struct resource *res, unsigned int num); extern int platform_device_add_data(struct platform_device *pdev, void *data, size_t size); extern int platform_device_add(struct platform_device *pdev); +extern void platform_device_del(struct platform_device *pdev); extern void platform_device_put(struct platform_device *pdev); struct platform_driver { diff --git a/include/linux/pmu.h b/include/linux/pmu.h index 373bd3b9b33..217d3daf733 100644 --- a/include/linux/pmu.h +++ b/include/linux/pmu.h @@ -140,7 +140,7 @@ extern int find_via_pmu(void); extern int pmu_request(struct adb_request *req, void (*done)(struct adb_request *), int nbytes, ...); - +extern int pmu_queue_request(struct adb_request *req); extern void pmu_poll(void); extern void pmu_poll_adb(void); /* For use by xmon */ extern void pmu_wait_complete(struct adb_request *req); @@ -160,12 +160,6 @@ extern void pmu_unlock(void); extern int pmu_present(void); extern int pmu_get_model(void); -extern int pmu_i2c_combined_read(int bus, int addr, int subaddr, u8* data, int len); -extern int pmu_i2c_stdsub_write(int bus, int addr, int subaddr, u8* data, int len); -extern int pmu_i2c_simple_read(int bus, int addr, u8* data, int len); -extern int pmu_i2c_simple_write(int bus, int addr, u8* data, int len); - - #ifdef CONFIG_PM /* * Stuff for putting the powerbook to sleep and waking it again. diff --git a/include/linux/pnp.h b/include/linux/pnp.h index 584d57cb393..93b0959eb40 100644 --- a/include/linux/pnp.h +++ b/include/linux/pnp.h @@ -162,6 +162,7 @@ struct pnp_card_link { struct pnp_card * card; struct pnp_card_driver * driver; void * driver_data; + pm_message_t pm_state; }; static inline void *pnp_get_card_drvdata (struct pnp_card_link *pcard) @@ -294,6 +295,8 @@ struct pnp_driver { unsigned int flags; int (*probe) (struct pnp_dev *dev, const struct pnp_device_id *dev_id); void (*remove) (struct pnp_dev *dev); + int (*suspend) (struct pnp_dev *dev, pm_message_t state); + int (*resume) (struct pnp_dev *dev); struct device_driver driver; }; @@ -306,6 +309,8 @@ struct pnp_card_driver { unsigned int flags; int (*probe) (struct pnp_card_link *card, const struct pnp_card_device_id *card_id); void (*remove) (struct pnp_card_link *card); + int (*suspend) (struct pnp_card_link *card, pm_message_t state); + int (*resume) (struct pnp_card_link *card); struct pnp_driver link; }; @@ -380,6 +385,8 @@ void pnp_init_resource_table(struct pnp_resource_table *table); int pnp_manual_config_dev(struct pnp_dev *dev, struct pnp_resource_table *res, int mode); int pnp_auto_config_dev(struct pnp_dev *dev); int pnp_validate_config(struct pnp_dev *dev); +int pnp_start_dev(struct pnp_dev *dev); +int pnp_stop_dev(struct pnp_dev *dev); int pnp_activate_dev(struct pnp_dev *dev); int pnp_disable_dev(struct pnp_dev *dev); void pnp_resource_change(struct resource *resource, unsigned long start, unsigned long size); @@ -423,6 +430,8 @@ static inline void pnp_init_resource_table(struct pnp_resource_table *table) { } static inline int pnp_manual_config_dev(struct pnp_dev *dev, struct pnp_resource_table *res, int mode) { return -ENODEV; } static inline int pnp_auto_config_dev(struct pnp_dev *dev) { return -ENODEV; } static inline int pnp_validate_config(struct pnp_dev *dev) { return -ENODEV; } +static inline int pnp_start_dev(struct pnp_dev *dev) { return -ENODEV; } +static inline int pnp_stop_dev(struct pnp_dev *dev) { return -ENODEV; } static inline int pnp_activate_dev(struct pnp_dev *dev) { return -ENODEV; } static inline int pnp_disable_dev(struct pnp_dev *dev) { return -ENODEV; } static inline void pnp_resource_change(struct resource *resource, unsigned long start, unsigned long size) { } diff --git a/include/linux/poll.h b/include/linux/poll.h index f6da702088f..8e8f6098508 100644 --- a/include/linux/poll.h +++ b/include/linux/poll.h @@ -92,7 +92,11 @@ void zero_fd_set(unsigned long nr, unsigned long *fdset) memset(fdset, 0, FDS_BYTES(nr)); } -extern int do_select(int n, fd_set_bits *fds, long *timeout); +#define MAX_INT64_SECONDS (((s64)(~((u64)0)>>1)/HZ)-1) + +extern int do_select(int n, fd_set_bits *fds, s64 *timeout); +extern int do_sys_poll(struct pollfd __user * ufds, unsigned int nfds, + s64 *timeout); #endif /* KERNEL */ diff --git a/include/linux/posix-timers.h b/include/linux/posix-timers.h index f942e2bad8e..54faf5236da 100644 --- a/include/linux/posix-timers.h +++ b/include/linux/posix-timers.h @@ -42,7 +42,7 @@ struct k_itimer { timer_t it_id; /* timer id */ int it_overrun; /* overrun on pending signal */ int it_overrun_last; /* overrun on last delivered signal */ - int it_requeue_pending; /* waiting to requeue this timer */ + int it_requeue_pending; /* waiting to requeue this timer */ #define REQUEUE_PENDING 1 int it_sigev_notify; /* notify word of sigevent struct */ int it_sigev_signo; /* signo word of sigevent struct */ @@ -51,10 +51,8 @@ struct k_itimer { struct sigqueue *sigq; /* signal queue entry. */ union { struct { - struct timer_list timer; - struct list_head abs_timer_entry; /* clock abs_timer_list */ - struct timespec wall_to_prev; /* wall_to_monotonic used when set */ - unsigned long incr; /* interval in jiffies */ + struct hrtimer timer; + ktime_t interval; } real; struct cpu_timer_list cpu; struct { @@ -66,18 +64,14 @@ struct k_itimer { } it; }; -struct k_clock_abs { - struct list_head list; - spinlock_t lock; -}; struct k_clock { - int res; /* in nano seconds */ - int (*clock_getres) (clockid_t which_clock, struct timespec *tp); - struct k_clock_abs *abs_struct; - int (*clock_set) (clockid_t which_clock, struct timespec * tp); - int (*clock_get) (clockid_t which_clock, struct timespec * tp); + int res; /* in nanoseconds */ + int (*clock_getres) (const clockid_t which_clock, struct timespec *tp); + int (*clock_set) (const clockid_t which_clock, struct timespec * tp); + int (*clock_get) (const clockid_t which_clock, struct timespec * tp); int (*timer_create) (struct k_itimer *timer); - int (*nsleep) (clockid_t which_clock, int flags, struct timespec *); + int (*nsleep) (const clockid_t which_clock, int flags, + struct timespec *, struct timespec __user *); int (*timer_set) (struct k_itimer * timr, int flags, struct itimerspec * new_setting, struct itimerspec * old_setting); @@ -87,53 +81,35 @@ struct k_clock { struct itimerspec * cur_setting); }; -void register_posix_clock(clockid_t clock_id, struct k_clock *new_clock); +void register_posix_clock(const clockid_t clock_id, struct k_clock *new_clock); -/* Error handlers for timer_create, nanosleep and settime */ +/* error handlers for timer_create, nanosleep and settime */ int do_posix_clock_notimer_create(struct k_itimer *timer); -int do_posix_clock_nonanosleep(clockid_t, int flags, struct timespec *); -int do_posix_clock_nosettime(clockid_t, struct timespec *tp); +int do_posix_clock_nonanosleep(const clockid_t, int flags, struct timespec *, + struct timespec __user *); +int do_posix_clock_nosettime(const clockid_t, struct timespec *tp); /* function to call to trigger timer event */ int posix_timer_event(struct k_itimer *timr, int si_private); -struct now_struct { - unsigned long jiffies; -}; - -#define posix_get_now(now) (now)->jiffies = jiffies; -#define posix_time_before(timer, now) \ - time_before((timer)->expires, (now)->jiffies) - -#define posix_bump_timer(timr, now) \ - do { \ - long delta, orun; \ - delta = now.jiffies - (timr)->it.real.timer.expires; \ - if (delta >= 0) { \ - orun = 1 + (delta / (timr)->it.real.incr); \ - (timr)->it.real.timer.expires += \ - orun * (timr)->it.real.incr; \ - (timr)->it_overrun += orun; \ - } \ - }while (0) - -int posix_cpu_clock_getres(clockid_t which_clock, struct timespec *); -int posix_cpu_clock_get(clockid_t which_clock, struct timespec *); -int posix_cpu_clock_set(clockid_t which_clock, const struct timespec *tp); -int posix_cpu_timer_create(struct k_itimer *); -int posix_cpu_nsleep(clockid_t, int, struct timespec *); -int posix_cpu_timer_set(struct k_itimer *, int, - struct itimerspec *, struct itimerspec *); -int posix_cpu_timer_del(struct k_itimer *); -void posix_cpu_timer_get(struct k_itimer *, struct itimerspec *); - -void posix_cpu_timer_schedule(struct k_itimer *); - -void run_posix_cpu_timers(struct task_struct *); -void posix_cpu_timers_exit(struct task_struct *); -void posix_cpu_timers_exit_group(struct task_struct *); - -void set_process_cpu_timer(struct task_struct *, unsigned int, - cputime_t *, cputime_t *); +int posix_cpu_clock_getres(const clockid_t which_clock, struct timespec *ts); +int posix_cpu_clock_get(const clockid_t which_clock, struct timespec *ts); +int posix_cpu_clock_set(const clockid_t which_clock, const struct timespec *ts); +int posix_cpu_timer_create(struct k_itimer *timer); +int posix_cpu_nsleep(const clockid_t which_clock, int flags, + struct timespec *rqtp, struct timespec __user *rmtp); +int posix_cpu_timer_set(struct k_itimer *timer, int flags, + struct itimerspec *new, struct itimerspec *old); +int posix_cpu_timer_del(struct k_itimer *timer); +void posix_cpu_timer_get(struct k_itimer *timer, struct itimerspec *itp); + +void posix_cpu_timer_schedule(struct k_itimer *timer); + +void run_posix_cpu_timers(struct task_struct *task); +void posix_cpu_timers_exit(struct task_struct *task); +void posix_cpu_timers_exit_group(struct task_struct *task); + +void set_process_cpu_timer(struct task_struct *task, unsigned int clock_idx, + cputime_t *newval, cputime_t *oldval); #endif diff --git a/include/linux/proc_fs.h b/include/linux/proc_fs.h index 74488e49166..aa6322d4519 100644 --- a/include/linux/proc_fs.h +++ b/include/linux/proc_fs.h @@ -146,6 +146,11 @@ struct property; extern void proc_device_tree_init(void); extern void proc_device_tree_add_node(struct device_node *, struct proc_dir_entry *); extern void proc_device_tree_add_prop(struct proc_dir_entry *pde, struct property *prop); +extern void proc_device_tree_remove_prop(struct proc_dir_entry *pde, + struct property *prop); +extern void proc_device_tree_update_prop(struct proc_dir_entry *pde, + struct property *newprop, + struct property *oldprop); #endif /* CONFIG_PROC_DEVICETREE */ extern struct proc_dir_entry *proc_symlink(const char *, diff --git a/include/linux/ptrace.h b/include/linux/ptrace.h index b2b3dba1298..9d5cd106b34 100644 --- a/include/linux/ptrace.h +++ b/include/linux/ptrace.h @@ -20,8 +20,6 @@ #define PTRACE_DETACH 0x11 #define PTRACE_SYSCALL 24 -#define PTRACE_SYSEMU 31 -#define PTRACE_SYSEMU_SINGLESTEP 32 /* 0x4200-0x4300 are reserved for architecture-independent additions. */ #define PTRACE_SETOPTIONS 0x4200 @@ -80,6 +78,8 @@ extern long arch_ptrace(struct task_struct *child, long request, long addr, long data); +extern struct task_struct *ptrace_get_task_struct(pid_t pid); +extern int ptrace_traceme(void); extern int ptrace_readdata(struct task_struct *tsk, unsigned long src, char __user *dst, int len); extern int ptrace_writedata(struct task_struct *tsk, char __user *src, unsigned long dst, int len); extern int ptrace_attach(struct task_struct *tsk); diff --git a/include/linux/radix-tree.h b/include/linux/radix-tree.h index 36e5d269612..c57ff2fcb30 100644 --- a/include/linux/radix-tree.h +++ b/include/linux/radix-tree.h @@ -19,6 +19,7 @@ #ifndef _LINUX_RADIX_TREE_H #define _LINUX_RADIX_TREE_H +#include <linux/sched.h> #include <linux/preempt.h> #include <linux/types.h> diff --git a/include/linux/raid/md.h b/include/linux/raid/md.h index 13e7c4b6236..b6e0bcad84e 100644 --- a/include/linux/raid/md.h +++ b/include/linux/raid/md.h @@ -71,8 +71,8 @@ */ #define MD_PATCHLEVEL_VERSION 3 -extern int register_md_personality (int p_num, mdk_personality_t *p); -extern int unregister_md_personality (int p_num); +extern int register_md_personality (struct mdk_personality *p); +extern int unregister_md_personality (struct mdk_personality *p); extern mdk_thread_t * md_register_thread (void (*run) (mddev_t *mddev), mddev_t *mddev, const char *name); extern void md_unregister_thread (mdk_thread_t *thread); diff --git a/include/linux/raid/md_k.h b/include/linux/raid/md_k.h index 46629a275ba..617b9506c76 100644 --- a/include/linux/raid/md_k.h +++ b/include/linux/raid/md_k.h @@ -18,62 +18,19 @@ /* and dm-bio-list.h is not under include/linux because.... ??? */ #include "../../../drivers/md/dm-bio-list.h" -#define MD_RESERVED 0UL -#define LINEAR 1UL -#define RAID0 2UL -#define RAID1 3UL -#define RAID5 4UL -#define TRANSLUCENT 5UL -#define HSM 6UL -#define MULTIPATH 7UL -#define RAID6 8UL -#define RAID10 9UL -#define FAULTY 10UL -#define MAX_PERSONALITY 11UL - #define LEVEL_MULTIPATH (-4) #define LEVEL_LINEAR (-1) #define LEVEL_FAULTY (-5) +/* we need a value for 'no level specified' and 0 + * means 'raid0', so we need something else. This is + * for internal use only + */ +#define LEVEL_NONE (-1000000) + #define MaxSector (~(sector_t)0) #define MD_THREAD_NAME_MAX 14 -static inline int pers_to_level (int pers) -{ - switch (pers) { - case FAULTY: return LEVEL_FAULTY; - case MULTIPATH: return LEVEL_MULTIPATH; - case HSM: return -3; - case TRANSLUCENT: return -2; - case LINEAR: return LEVEL_LINEAR; - case RAID0: return 0; - case RAID1: return 1; - case RAID5: return 5; - case RAID6: return 6; - case RAID10: return 10; - } - BUG(); - return MD_RESERVED; -} - -static inline int level_to_pers (int level) -{ - switch (level) { - case LEVEL_FAULTY: return FAULTY; - case LEVEL_MULTIPATH: return MULTIPATH; - case -3: return HSM; - case -2: return TRANSLUCENT; - case LEVEL_LINEAR: return LINEAR; - case 0: return RAID0; - case 1: return RAID1; - case 4: - case 5: return RAID5; - case 6: return RAID6; - case 10: return RAID10; - } - return MD_RESERVED; -} - typedef struct mddev_s mddev_t; typedef struct mdk_rdev_s mdk_rdev_t; @@ -138,14 +95,16 @@ struct mdk_rdev_s atomic_t read_errors; /* number of consecutive read errors that * we have tried to ignore. */ + atomic_t corrected_errors; /* number of corrected read errors, + * for reporting to userspace and storing + * in superblock. + */ }; -typedef struct mdk_personality_s mdk_personality_t; - struct mddev_s { void *private; - mdk_personality_t *pers; + struct mdk_personality *pers; dev_t unit; int md_minor; struct list_head disks; @@ -164,6 +123,7 @@ struct mddev_s int chunk_size; time_t ctime, utime; int level, layout; + char clevel[16]; int raid_disks; int max_disks; sector_t size; /* used size of component devices */ @@ -183,6 +143,11 @@ struct mddev_s sector_t resync_mismatches; /* count of sectors where * parity/replica mismatch found */ + /* if zero, use the system-wide default */ + int sync_speed_min; + int sync_speed_max; + + int ok_start_degraded; /* recovery/resync flags * NEEDED: we might need to start a resync/recover * RUNNING: a thread is running, or about to be started @@ -265,9 +230,11 @@ static inline void md_sync_acct(struct block_device *bdev, unsigned long nr_sect atomic_add(nr_sectors, &bdev->bd_contains->bd_disk->sync_io); } -struct mdk_personality_s +struct mdk_personality { char *name; + int level; + struct list_head list; struct module *owner; int (*make_request)(request_queue_t *q, struct bio *bio); int (*run)(mddev_t *mddev); @@ -305,8 +272,6 @@ static inline char * mdname (mddev_t * mddev) return mddev->gendisk ? mddev->gendisk->disk_name : "mdX"; } -extern mdk_rdev_t * find_rdev_nr(mddev_t *mddev, int nr); - /* * iterates through some rdev ringlist. It's safe to remove the * current 'rdev'. Dont touch 'tmp' though. @@ -366,5 +331,10 @@ do { \ __wait_event_lock_irq(wq, condition, lock, cmd); \ } while (0) +static inline void safe_put_page(struct page *p) +{ + if (p) put_page(p); +} + #endif diff --git a/include/linux/raid/raid1.h b/include/linux/raid/raid1.h index 292b98f2b40..9d5494aaac0 100644 --- a/include/linux/raid/raid1.h +++ b/include/linux/raid/raid1.h @@ -45,6 +45,8 @@ struct r1_private_data_s { spinlock_t resync_lock; int nr_pending; + int nr_waiting; + int nr_queued; int barrier; sector_t next_resync; int fullsync; /* set to 1 if a full sync is needed, @@ -52,11 +54,12 @@ struct r1_private_data_s { * Cleared when a sync completes. */ - wait_queue_head_t wait_idle; - wait_queue_head_t wait_resume; + wait_queue_head_t wait_barrier; struct pool_info *poolinfo; + struct page *tmppage; + mempool_t *r1bio_pool; mempool_t *r1buf_pool; }; @@ -106,6 +109,13 @@ struct r1bio_s { /* DO NOT PUT ANY NEW FIELDS HERE - bios array is contiguously alloced*/ }; +/* when we get a read error on a read-only array, we redirect to another + * device without failing the first device, or trying to over-write to + * correct the read error. To keep track of bad blocks on a per-bio + * level, we store IO_BLOCKED in the appropriate 'bios' pointer + */ +#define IO_BLOCKED ((struct bio*)1) + /* bits for r1bio.state */ #define R1BIO_Uptodate 0 #define R1BIO_IsSync 1 diff --git a/include/linux/raid/raid10.h b/include/linux/raid/raid10.h index 60708789c8f..b1103298a8c 100644 --- a/include/linux/raid/raid10.h +++ b/include/linux/raid/raid10.h @@ -35,18 +35,26 @@ struct r10_private_data_s { sector_t chunk_mask; struct list_head retry_list; - /* for use when syncing mirrors: */ + /* queue pending writes and submit them on unplug */ + struct bio_list pending_bio_list; + spinlock_t resync_lock; int nr_pending; + int nr_waiting; + int nr_queued; int barrier; sector_t next_resync; + int fullsync; /* set to 1 if a full sync is needed, + * (fresh device added). + * Cleared when a sync completes. + */ - wait_queue_head_t wait_idle; - wait_queue_head_t wait_resume; + wait_queue_head_t wait_barrier; mempool_t *r10bio_pool; mempool_t *r10buf_pool; + struct page *tmppage; }; typedef struct r10_private_data_s conf_t; @@ -96,8 +104,16 @@ struct r10bio_s { } devs[0]; }; +/* when we get a read error on a read-only array, we redirect to another + * device without failing the first device, or trying to over-write to + * correct the read error. To keep track of bad blocks on a per-bio + * level, we store IO_BLOCKED in the appropriate 'bios' pointer + */ +#define IO_BLOCKED ((struct bio*)1) + /* bits for r10bio.state */ #define R10BIO_Uptodate 0 #define R10BIO_IsSync 1 #define R10BIO_IsRecover 2 +#define R10BIO_Degraded 3 #endif diff --git a/include/linux/raid/raid5.h b/include/linux/raid/raid5.h index f025ba6fb14..394da8207b3 100644 --- a/include/linux/raid/raid5.h +++ b/include/linux/raid/raid5.h @@ -126,7 +126,7 @@ */ struct stripe_head { - struct stripe_head *hash_next, **hash_pprev; /* hash pointers */ + struct hlist_node hash; struct list_head lru; /* inactive_list or handle_list */ struct raid5_private_data *raid_conf; sector_t sector; /* sector of this row */ @@ -152,7 +152,6 @@ struct stripe_head { #define R5_Insync 3 /* rdev && rdev->in_sync at start */ #define R5_Wantread 4 /* want to schedule a read */ #define R5_Wantwrite 5 -#define R5_Syncio 6 /* this io need to be accounted as resync io */ #define R5_Overlap 7 /* There is a pending overlapping request on this block */ #define R5_ReadError 8 /* seen a read error here recently */ #define R5_ReWrite 9 /* have tried to over-write the readerror */ @@ -205,7 +204,7 @@ struct disk_info { }; struct raid5_private_data { - struct stripe_head **stripe_hashtbl; + struct hlist_head *stripe_hashtbl; mddev_t *mddev; struct disk_info *spare; int chunk_size, level, algorithm; @@ -228,6 +227,8 @@ struct raid5_private_data { * Cleared when a sync completes. */ + struct page *spare_page; /* Used when checking P/Q in raid6 */ + /* * Free stripes pool */ diff --git a/include/linux/raid_class.h b/include/linux/raid_class.h index 48831eac291..d0dd38b3a2f 100644 --- a/include/linux/raid_class.h +++ b/include/linux/raid_class.h @@ -31,9 +31,11 @@ enum raid_level { RAID_LEVEL_LINEAR, RAID_LEVEL_0, RAID_LEVEL_1, + RAID_LEVEL_10, RAID_LEVEL_3, RAID_LEVEL_4, RAID_LEVEL_5, + RAID_LEVEL_50, RAID_LEVEL_6, }; diff --git a/include/linux/ramfs.h b/include/linux/ramfs.h index e0a4faa9610..953b6df5d03 100644 --- a/include/linux/ramfs.h +++ b/include/linux/ramfs.h @@ -5,6 +5,16 @@ struct inode *ramfs_get_inode(struct super_block *sb, int mode, dev_t dev); struct super_block *ramfs_get_sb(struct file_system_type *fs_type, int flags, const char *dev_name, void *data); +#ifndef CONFIG_MMU +extern unsigned long ramfs_nommu_get_unmapped_area(struct file *file, + unsigned long addr, + unsigned long len, + unsigned long pgoff, + unsigned long flags); + +extern int ramfs_nommu_mmap(struct file *file, struct vm_area_struct *vma); +#endif + extern struct file_operations ramfs_file_operations; extern struct vm_operations_struct generic_file_vm_ops; diff --git a/include/linux/random.h b/include/linux/random.h index 7b2adb3322d..5d6456bcdeb 100644 --- a/include/linux/random.h +++ b/include/linux/random.h @@ -52,9 +52,9 @@ extern void get_random_bytes(void *buf, int nbytes); void generate_random_uuid(unsigned char uuid_out[16]); extern __u32 secure_ip_id(__u32 daddr); -extern u32 secure_tcp_port_ephemeral(__u32 saddr, __u32 daddr, __u16 dport); -extern u32 secure_tcpv6_port_ephemeral(const __u32 *saddr, const __u32 *daddr, - __u16 dport); +extern u32 secure_ipv4_port_ephemeral(__u32 saddr, __u32 daddr, __u16 dport); +extern u32 secure_ipv6_port_ephemeral(const __u32 *saddr, const __u32 *daddr, + __u16 dport); extern __u32 secure_tcp_sequence_number(__u32 saddr, __u32 daddr, __u16 sport, __u16 dport); extern __u32 secure_tcpv6_sequence_number(__u32 *saddr, __u32 *daddr, diff --git a/include/linux/rcupdate.h b/include/linux/rcupdate.h index a471f3bb713..981f9aa4335 100644 --- a/include/linux/rcupdate.h +++ b/include/linux/rcupdate.h @@ -65,7 +65,11 @@ struct rcu_ctrlblk { long cur; /* Current batch number. */ long completed; /* Number of the last completed batch */ int next_pending; /* Is the next batch already waiting? */ -} ____cacheline_maxaligned_in_smp; + + spinlock_t lock ____cacheline_internodealigned_in_smp; + cpumask_t cpumask; /* CPUs that need to switch in order */ + /* for current batch to proceed. */ +} ____cacheline_internodealigned_in_smp; /* Is batch a before batch b ? */ static inline int rcu_batch_before(long a, long b) @@ -125,36 +129,7 @@ static inline void rcu_bh_qsctr_inc(int cpu) rdp->passed_quiesc = 1; } -static inline int __rcu_pending(struct rcu_ctrlblk *rcp, - struct rcu_data *rdp) -{ - /* This cpu has pending rcu entries and the grace period - * for them has completed. - */ - if (rdp->curlist && !rcu_batch_before(rcp->completed, rdp->batch)) - return 1; - - /* This cpu has no pending entries, but there are new entries */ - if (!rdp->curlist && rdp->nxtlist) - return 1; - - /* This cpu has finished callbacks to invoke */ - if (rdp->donelist) - return 1; - - /* The rcu core waits for a quiescent state from the cpu */ - if (rdp->quiescbatch != rcp->cur || rdp->qs_pending) - return 1; - - /* nothing to do */ - return 0; -} - -static inline int rcu_pending(int cpu) -{ - return __rcu_pending(&rcu_ctrlblk, &per_cpu(rcu_data, cpu)) || - __rcu_pending(&rcu_bh_ctrlblk, &per_cpu(rcu_bh_data, cpu)); -} +extern int rcu_pending(int cpu); /** * rcu_read_lock - mark the beginning of an RCU read-side critical section. diff --git a/include/linux/rcuref.h b/include/linux/rcuref.h deleted file mode 100644 index e1adbba14b6..00000000000 --- a/include/linux/rcuref.h +++ /dev/null @@ -1,220 +0,0 @@ -/* - * rcuref.h - * - * Reference counting for elements of lists/arrays protected by - * RCU. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. - * - * Copyright (C) IBM Corporation, 2005 - * - * Author: Dipankar Sarma <dipankar@in.ibm.com> - * Ravikiran Thirumalai <kiran_th@gmail.com> - * - * See Documentation/RCU/rcuref.txt for detailed user guide. - * - */ - -#ifndef _RCUREF_H_ -#define _RCUREF_H_ - -#ifdef __KERNEL__ - -#include <linux/types.h> -#include <linux/interrupt.h> -#include <linux/spinlock.h> -#include <asm/atomic.h> - -/* - * These APIs work on traditional atomic_t counters used in the - * kernel for reference counting. Under special circumstances - * where a lock-free get() operation races with a put() operation - * these APIs can be used. See Documentation/RCU/rcuref.txt. - */ - -#ifdef __HAVE_ARCH_CMPXCHG - -/** - * rcuref_inc - increment refcount for object. - * @rcuref: reference counter in the object in question. - * - * This should be used only for objects where we use RCU and - * use the rcuref_inc_lf() api to acquire a reference - * in a lock-free reader-side critical section. - */ -static inline void rcuref_inc(atomic_t *rcuref) -{ - atomic_inc(rcuref); -} - -/** - * rcuref_dec - decrement refcount for object. - * @rcuref: reference counter in the object in question. - * - * This should be used only for objects where we use RCU and - * use the rcuref_inc_lf() api to acquire a reference - * in a lock-free reader-side critical section. - */ -static inline void rcuref_dec(atomic_t *rcuref) -{ - atomic_dec(rcuref); -} - -/** - * rcuref_dec_and_test - decrement refcount for object and test - * @rcuref: reference counter in the object. - * @release: pointer to the function that will clean up the object - * when the last reference to the object is released. - * This pointer is required. - * - * Decrement the refcount, and if 0, return 1. Else return 0. - * - * This should be used only for objects where we use RCU and - * use the rcuref_inc_lf() api to acquire a reference - * in a lock-free reader-side critical section. - */ -static inline int rcuref_dec_and_test(atomic_t *rcuref) -{ - return atomic_dec_and_test(rcuref); -} - -/* - * cmpxchg is needed on UP too, if deletions to the list/array can happen - * in interrupt context. - */ - -/** - * rcuref_inc_lf - Take reference to an object in a read-side - * critical section protected by RCU. - * @rcuref: reference counter in the object in question. - * - * Try and increment the refcount by 1. The increment might fail if - * the reference counter has been through a 1 to 0 transition and - * is no longer part of the lock-free list. - * Returns non-zero on successful increment and zero otherwise. - */ -static inline int rcuref_inc_lf(atomic_t *rcuref) -{ - int c, old; - c = atomic_read(rcuref); - while (c && (old = cmpxchg(&rcuref->counter, c, c + 1)) != c) - c = old; - return c; -} - -#else /* !__HAVE_ARCH_CMPXCHG */ - -extern spinlock_t __rcuref_hash[]; - -/* - * Use a hash table of locks to protect the reference count - * since cmpxchg is not available in this arch. - */ -#ifdef CONFIG_SMP -#define RCUREF_HASH_SIZE 4 -#define RCUREF_HASH(k) \ - (&__rcuref_hash[(((unsigned long)k)>>8) & (RCUREF_HASH_SIZE-1)]) -#else -#define RCUREF_HASH_SIZE 1 -#define RCUREF_HASH(k) &__rcuref_hash[0] -#endif /* CONFIG_SMP */ - -/** - * rcuref_inc - increment refcount for object. - * @rcuref: reference counter in the object in question. - * - * This should be used only for objects where we use RCU and - * use the rcuref_inc_lf() api to acquire a reference in a lock-free - * reader-side critical section. - */ -static inline void rcuref_inc(atomic_t *rcuref) -{ - unsigned long flags; - spin_lock_irqsave(RCUREF_HASH(rcuref), flags); - rcuref->counter += 1; - spin_unlock_irqrestore(RCUREF_HASH(rcuref), flags); -} - -/** - * rcuref_dec - decrement refcount for object. - * @rcuref: reference counter in the object in question. - * - * This should be used only for objects where we use RCU and - * use the rcuref_inc_lf() api to acquire a reference in a lock-free - * reader-side critical section. - */ -static inline void rcuref_dec(atomic_t *rcuref) -{ - unsigned long flags; - spin_lock_irqsave(RCUREF_HASH(rcuref), flags); - rcuref->counter -= 1; - spin_unlock_irqrestore(RCUREF_HASH(rcuref), flags); -} - -/** - * rcuref_dec_and_test - decrement refcount for object and test - * @rcuref: reference counter in the object. - * @release: pointer to the function that will clean up the object - * when the last reference to the object is released. - * This pointer is required. - * - * Decrement the refcount, and if 0, return 1. Else return 0. - * - * This should be used only for objects where we use RCU and - * use the rcuref_inc_lf() api to acquire a reference in a lock-free - * reader-side critical section. - */ -static inline int rcuref_dec_and_test(atomic_t *rcuref) -{ - unsigned long flags; - spin_lock_irqsave(RCUREF_HASH(rcuref), flags); - rcuref->counter--; - if (!rcuref->counter) { - spin_unlock_irqrestore(RCUREF_HASH(rcuref), flags); - return 1; - } else { - spin_unlock_irqrestore(RCUREF_HASH(rcuref), flags); - return 0; - } -} - -/** - * rcuref_inc_lf - Take reference to an object of a lock-free collection - * by traversing a lock-free list/array. - * @rcuref: reference counter in the object in question. - * - * Try and increment the refcount by 1. The increment might fail if - * the reference counter has been through a 1 to 0 transition and - * object is no longer part of the lock-free list. - * Returns non-zero on successful increment and zero otherwise. - */ -static inline int rcuref_inc_lf(atomic_t *rcuref) -{ - int ret; - unsigned long flags; - spin_lock_irqsave(RCUREF_HASH(rcuref), flags); - if (rcuref->counter) - ret = rcuref->counter++; - else - ret = 0; - spin_unlock_irqrestore(RCUREF_HASH(rcuref), flags); - return ret; -} - - -#endif /* !__HAVE_ARCH_CMPXCHG */ - -#endif /* __KERNEL__ */ -#endif /* _RCUREF_H_ */ diff --git a/include/linux/reiserfs_fs.h b/include/linux/reiserfs_fs.h index 001ab82df05..e276c5ba2bb 100644 --- a/include/linux/reiserfs_fs.h +++ b/include/linux/reiserfs_fs.h @@ -1857,7 +1857,7 @@ void padd_item(char *item, int total_length, int length); #define GET_BLOCK_CREATE 1 /* add anything you need to find block */ #define GET_BLOCK_NO_HOLE 2 /* return -ENOENT for file holes */ #define GET_BLOCK_READ_DIRECT 4 /* read the tail if indirect item not found */ -#define GET_BLOCK_NO_ISEM 8 /* i_sem is not held, don't preallocate */ +#define GET_BLOCK_NO_IMUX 8 /* i_mutex is not held, don't preallocate */ #define GET_BLOCK_NO_DANGLE 16 /* don't leave any transactions running */ int restart_transaction(struct reiserfs_transaction_handle *th, diff --git a/include/linux/relayfs_fs.h b/include/linux/relayfs_fs.h index fb7e8073732..7342e66247f 100644 --- a/include/linux/relayfs_fs.h +++ b/include/linux/relayfs_fs.h @@ -65,20 +65,6 @@ struct rchan }; /* - * Relayfs inode - */ -struct relayfs_inode_info -{ - struct inode vfs_inode; - struct rchan_buf *buf; -}; - -static inline struct relayfs_inode_info *RELAYFS_I(struct inode *inode) -{ - return container_of(inode, struct relayfs_inode_info, vfs_inode); -} - -/* * Relay channel client callbacks */ struct rchan_callbacks @@ -124,6 +110,46 @@ struct rchan_callbacks */ void (*buf_unmapped)(struct rchan_buf *buf, struct file *filp); + /* + * create_buf_file - create file to represent a relayfs channel buffer + * @filename: the name of the file to create + * @parent: the parent of the file to create + * @mode: the mode of the file to create + * @buf: the channel buffer + * @is_global: outparam - set non-zero if the buffer should be global + * + * Called during relay_open(), once for each per-cpu buffer, + * to allow the client to create a file to be used to + * represent the corresponding channel buffer. If the file is + * created outside of relayfs, the parent must also exist in + * that filesystem. + * + * The callback should return the dentry of the file created + * to represent the relay buffer. + * + * Setting the is_global outparam to a non-zero value will + * cause relay_open() to create a single global buffer rather + * than the default set of per-cpu buffers. + * + * See Documentation/filesystems/relayfs.txt for more info. + */ + struct dentry *(*create_buf_file)(const char *filename, + struct dentry *parent, + int mode, + struct rchan_buf *buf, + int *is_global); + + /* + * remove_buf_file - remove file representing a relayfs channel buffer + * @dentry: the dentry of the file to remove + * + * Called during relay_close(), once for each per-cpu buffer, + * to allow the client to remove a file used to represent a + * channel buffer. + * + * The callback should return 0 if successful, negative if not. + */ + int (*remove_buf_file)(struct dentry *dentry); }; /* @@ -148,6 +174,12 @@ extern size_t relay_switch_subbuf(struct rchan_buf *buf, extern struct dentry *relayfs_create_dir(const char *name, struct dentry *parent); extern int relayfs_remove_dir(struct dentry *dentry); +extern struct dentry *relayfs_create_file(const char *name, + struct dentry *parent, + int mode, + struct file_operations *fops, + void *data); +extern int relayfs_remove_file(struct dentry *dentry); /** * relay_write - write data into the channel @@ -247,10 +279,9 @@ static inline void subbuf_start_reserve(struct rchan_buf *buf, } /* - * exported relayfs file operations, fs/relayfs/inode.c + * exported relay file operations, fs/relayfs/inode.c */ - -extern struct file_operations relayfs_file_operations; +extern struct file_operations relay_file_operations; #endif /* _LINUX_RELAYFS_FS_H */ diff --git a/include/linux/rio_drv.h b/include/linux/rio_drv.h index 3bd7cce19e2..f54772d0e7f 100644 --- a/include/linux/rio_drv.h +++ b/include/linux/rio_drv.h @@ -21,6 +21,7 @@ #include <linux/list.h> #include <linux/errno.h> #include <linux/device.h> +#include <linux/string.h> #include <linux/rio.h> extern int __rio_local_read_config_32(struct rio_mport *port, u32 offset, @@ -336,8 +337,8 @@ static inline void rio_init_dbell_res(struct resource *res, u16 start, u16 end) /** * RIO_DEVICE - macro used to describe a specific RIO device - * @vid: the 16 bit RIO vendor ID - * @did: the 16 bit RIO device ID + * @dev: the 16 bit RIO device ID + * @ven: the 16 bit RIO vendor ID * * This macro is used to create a struct rio_device_id that matches a * specific device. The assembly vendor and assembly device fields diff --git a/include/linux/rmap.h b/include/linux/rmap.h index 33261f1d223..9d6fbeef210 100644 --- a/include/linux/rmap.h +++ b/include/linux/rmap.h @@ -71,6 +71,7 @@ void __anon_vma_link(struct vm_area_struct *); * rmap interfaces called when adding or removing pte of page */ void page_add_anon_rmap(struct page *, struct vm_area_struct *, unsigned long); +void page_add_new_anon_rmap(struct page *, struct vm_area_struct *, unsigned long); void page_add_file_rmap(struct page *); void page_remove_rmap(struct page *); diff --git a/include/linux/rtc.h b/include/linux/rtc.h index e1aaf1fac8e..0b2ba67ff13 100644 --- a/include/linux/rtc.h +++ b/include/linux/rtc.h @@ -11,6 +11,8 @@ #ifndef _LINUX_RTC_H_ #define _LINUX_RTC_H_ +#include <linux/interrupt.h> + /* * The struct used to pass data via the following ioctl. Similar to the * struct tm in <time.h>, but it needs to be here so that the kernel @@ -102,6 +104,7 @@ int rtc_register(rtc_task_t *task); int rtc_unregister(rtc_task_t *task); int rtc_control(rtc_task_t *t, unsigned int cmd, unsigned long arg); void rtc_get_rtc_time(struct rtc_time *rtc_tm); +irqreturn_t rtc_interrupt(int irq, void *dev_id, struct pt_regs *regs); #endif /* __KERNEL__ */ diff --git a/include/linux/sched.h b/include/linux/sched.h index b0ad6f30679..0cfcd1c7865 100644 --- a/include/linux/sched.h +++ b/include/linux/sched.h @@ -34,6 +34,7 @@ #include <linux/percpu.h> #include <linux/topology.h> #include <linux/seccomp.h> +#include <linux/rcupdate.h> #include <linux/auxvec.h> /* For AT_VECTOR_SIZE */ @@ -104,6 +105,7 @@ extern unsigned long nr_iowait(void); #include <linux/param.h> #include <linux/resource.h> #include <linux/timer.h> +#include <linux/hrtimer.h> #include <asm/processor.h> @@ -158,6 +160,7 @@ extern unsigned long nr_iowait(void); #define SCHED_NORMAL 0 #define SCHED_FIFO 1 #define SCHED_RR 2 +#define SCHED_BATCH 3 struct sched_param { int sched_priority; @@ -254,25 +257,12 @@ extern void arch_unmap_area_topdown(struct mm_struct *, unsigned long); * The mm counters are not protected by its page_table_lock, * so must be incremented atomically. */ -#ifdef ATOMIC64_INIT -#define set_mm_counter(mm, member, value) atomic64_set(&(mm)->_##member, value) -#define get_mm_counter(mm, member) ((unsigned long)atomic64_read(&(mm)->_##member)) -#define add_mm_counter(mm, member, value) atomic64_add(value, &(mm)->_##member) -#define inc_mm_counter(mm, member) atomic64_inc(&(mm)->_##member) -#define dec_mm_counter(mm, member) atomic64_dec(&(mm)->_##member) -typedef atomic64_t mm_counter_t; -#else /* !ATOMIC64_INIT */ -/* - * The counters wrap back to 0 at 2^32 * PAGE_SIZE, - * that is, at 16TB if using 4kB page size. - */ -#define set_mm_counter(mm, member, value) atomic_set(&(mm)->_##member, value) -#define get_mm_counter(mm, member) ((unsigned long)atomic_read(&(mm)->_##member)) -#define add_mm_counter(mm, member, value) atomic_add(value, &(mm)->_##member) -#define inc_mm_counter(mm, member) atomic_inc(&(mm)->_##member) -#define dec_mm_counter(mm, member) atomic_dec(&(mm)->_##member) -typedef atomic_t mm_counter_t; -#endif /* !ATOMIC64_INIT */ +#define set_mm_counter(mm, member, value) atomic_long_set(&(mm)->_##member, value) +#define get_mm_counter(mm, member) ((unsigned long)atomic_long_read(&(mm)->_##member)) +#define add_mm_counter(mm, member, value) atomic_long_add(value, &(mm)->_##member) +#define inc_mm_counter(mm, member) atomic_long_inc(&(mm)->_##member) +#define dec_mm_counter(mm, member) atomic_long_dec(&(mm)->_##member) +typedef atomic_long_t mm_counter_t; #else /* NR_CPUS < CONFIG_SPLIT_PTLOCK_CPUS */ /* @@ -363,8 +353,16 @@ struct sighand_struct { atomic_t count; struct k_sigaction action[_NSIG]; spinlock_t siglock; + struct rcu_head rcu; }; +extern void sighand_free_cb(struct rcu_head *rhp); + +static inline void sighand_free(struct sighand_struct *sp) +{ + call_rcu(&sp->rcu, sighand_free_cb); +} + /* * NOTE! "signal_struct" does not have it's own * locking, because a shared signal_struct always @@ -402,8 +400,8 @@ struct signal_struct { struct list_head posix_timers; /* ITIMER_REAL timer for the process */ - struct timer_list real_timer; - unsigned long it_real_value, it_real_incr; + struct hrtimer real_timer; + ktime_t it_real_incr; /* ITIMER_PROF and ITIMER_VIRTUAL timers for the process */ cputime_t it_prof_expires, it_virt_expires; @@ -473,9 +471,9 @@ struct signal_struct { /* * Priority of a process goes from 0..MAX_PRIO-1, valid RT - * priority is 0..MAX_RT_PRIO-1, and SCHED_NORMAL tasks are - * in the range MAX_RT_PRIO..MAX_PRIO-1. Priority values - * are inverted: lower p->prio value means higher priority. + * priority is 0..MAX_RT_PRIO-1, and SCHED_NORMAL/SCHED_BATCH + * tasks are in the range MAX_RT_PRIO..MAX_PRIO-1. Priority + * values are inverted: lower p->prio value means higher priority. * * The MAX_USER_RT_PRIO value allows the actual maximum * RT priority to be separate from the value exported to @@ -634,7 +632,14 @@ struct sched_domain { extern void partition_sched_domains(cpumask_t *partition1, cpumask_t *partition2); -#endif /* CONFIG_SMP */ + +/* + * Maximum cache size the migration-costs auto-tuning code will + * search from: + */ +extern unsigned int max_cache_size; + +#endif /* CONFIG_SMP */ struct io_context; /* See blkdev.h */ @@ -692,9 +697,12 @@ struct task_struct { int lock_depth; /* BKL lock depth */ -#if defined(CONFIG_SMP) && defined(__ARCH_WANT_UNLOCKED_CTXSW) +#if defined(CONFIG_SMP) + int last_waker_cpu; /* CPU that last woke this task up */ +#if defined(__ARCH_WANT_UNLOCKED_CTXSW) int oncpu; #endif +#endif int prio, static_prio; struct list_head run_list; prio_array_t *array; @@ -775,6 +783,7 @@ struct task_struct { unsigned keep_capabilities:1; struct user_struct *user; #ifdef CONFIG_KEYS + struct key *request_key_auth; /* assumed request_key authority */ struct key *thread_keyring; /* keyring private to this thread */ unsigned char jit_keyring; /* default keyring to attach requested keys to */ #endif @@ -800,6 +809,7 @@ struct task_struct { struct sighand_struct *sighand; sigset_t blocked, real_blocked; + sigset_t saved_sigmask; /* To be restored with TIF_RESTORE_SIGMASK */ struct sigpending pending; unsigned long sas_ss_sp; @@ -820,6 +830,11 @@ struct task_struct { /* Protection of proc_dentry: nesting proc_lock, dcache_lock, write_lock_irq(&tasklist_lock); */ spinlock_t proc_lock; +#ifdef CONFIG_DEBUG_MUTEXES + /* mutex deadlock detection */ + struct mutex_waiter *blocked_on; +#endif + /* journalling filesystem info */ void *journal_info; @@ -857,6 +872,7 @@ struct task_struct { int cpuset_mems_generation; #endif atomic_t fs_excl; /* holding fs exclusive resources */ + struct rcu_head rcu; }; static inline pid_t process_group(struct task_struct *tsk) @@ -880,8 +896,14 @@ static inline int pid_alive(struct task_struct *p) extern void free_task(struct task_struct *tsk); extern void __put_task_struct(struct task_struct *tsk); #define get_task_struct(tsk) do { atomic_inc(&(tsk)->usage); } while(0) -#define put_task_struct(tsk) \ -do { if (atomic_dec_and_test(&(tsk)->usage)) __put_task_struct(tsk); } while(0) + +extern void __put_task_struct_cb(struct rcu_head *rhp); + +static inline void put_task_struct(struct task_struct *t) +{ + if (atomic_dec_and_test(&t->usage)) + call_rcu(&t->rcu, __put_task_struct_cb); +} /* * Per process flags @@ -908,6 +930,7 @@ do { if (atomic_dec_and_test(&(tsk)->usage)) __put_task_struct(tsk); } while(0) #define PF_SYNCWRITE 0x00200000 /* I am doing a sync write */ #define PF_BORROWED_MM 0x00400000 /* I am a kthread doing use_mm */ #define PF_RANDOMIZE 0x00800000 /* randomize virtual address space */ +#define PF_SWAPWRITE 0x01000000 /* Allowed to write to swap */ /* * Only the _current_ task can read/write to tsk->flags, but other @@ -1101,21 +1124,6 @@ static inline int sas_ss_flags(unsigned long sp) : on_sig_stack(sp) ? SS_ONSTACK : 0); } - -#ifdef CONFIG_SECURITY -/* code is in security.c */ -extern int capable(int cap); -#else -static inline int capable(int cap) -{ - if (cap_raised(current->cap_effective, cap)) { - current->flags |= PF_SUPERPRIV; - return 1; - } - return 0; -} -#endif - /* * Routines for handling mm_structs */ @@ -1234,6 +1242,7 @@ static inline void task_unlock(struct task_struct *p) #ifndef __HAVE_THREAD_FUNCTIONS #define task_thread_info(task) (task)->thread_info +#define task_stack_page(task) ((void*)((task)->thread_info)) static inline void setup_thread_stack(struct task_struct *p, struct task_struct *org) { @@ -1379,12 +1388,8 @@ static inline void arch_pick_mmap_layout(struct mm_struct *mm) extern long sched_setaffinity(pid_t pid, cpumask_t new_mask); extern long sched_getaffinity(pid_t pid, cpumask_t *mask); -#ifdef CONFIG_MAGIC_SYSRQ - extern void normalize_rt_tasks(void); -#endif - #ifdef CONFIG_PM /* * Check if a process has been frozen diff --git a/include/linux/screen_info.h b/include/linux/screen_info.h new file mode 100644 index 00000000000..6336987dae6 --- /dev/null +++ b/include/linux/screen_info.h @@ -0,0 +1,76 @@ +#ifndef _SCREEN_INFO_H +#define _SCREEN_INFO_H + +#include <linux/types.h> + +/* + * These are set up by the setup-routine at boot-time: + */ + +struct screen_info { + u8 orig_x; /* 0x00 */ + u8 orig_y; /* 0x01 */ + u16 dontuse1; /* 0x02 -- EXT_MEM_K sits here */ + u16 orig_video_page; /* 0x04 */ + u8 orig_video_mode; /* 0x06 */ + u8 orig_video_cols; /* 0x07 */ + u16 unused2; /* 0x08 */ + u16 orig_video_ega_bx; /* 0x0a */ + u16 unused3; /* 0x0c */ + u8 orig_video_lines; /* 0x0e */ + u8 orig_video_isVGA; /* 0x0f */ + u16 orig_video_points; /* 0x10 */ + + /* VESA graphic mode -- linear frame buffer */ + u16 lfb_width; /* 0x12 */ + u16 lfb_height; /* 0x14 */ + u16 lfb_depth; /* 0x16 */ + u32 lfb_base; /* 0x18 */ + u32 lfb_size; /* 0x1c */ + u16 dontuse2, dontuse3; /* 0x20 -- CL_MAGIC and CL_OFFSET here */ + u16 lfb_linelength; /* 0x24 */ + u8 red_size; /* 0x26 */ + u8 red_pos; /* 0x27 */ + u8 green_size; /* 0x28 */ + u8 green_pos; /* 0x29 */ + u8 blue_size; /* 0x2a */ + u8 blue_pos; /* 0x2b */ + u8 rsvd_size; /* 0x2c */ + u8 rsvd_pos; /* 0x2d */ + u16 vesapm_seg; /* 0x2e */ + u16 vesapm_off; /* 0x30 */ + u16 pages; /* 0x32 */ + u16 vesa_attributes; /* 0x34 */ + /* 0x36 -- 0x3f reserved for future expansion */ +}; + +extern struct screen_info screen_info; + +#define ORIG_X (screen_info.orig_x) +#define ORIG_Y (screen_info.orig_y) +#define ORIG_VIDEO_MODE (screen_info.orig_video_mode) +#define ORIG_VIDEO_COLS (screen_info.orig_video_cols) +#define ORIG_VIDEO_EGA_BX (screen_info.orig_video_ega_bx) +#define ORIG_VIDEO_LINES (screen_info.orig_video_lines) +#define ORIG_VIDEO_ISVGA (screen_info.orig_video_isVGA) +#define ORIG_VIDEO_POINTS (screen_info.orig_video_points) + +#define VIDEO_TYPE_MDA 0x10 /* Monochrome Text Display */ +#define VIDEO_TYPE_CGA 0x11 /* CGA Display */ +#define VIDEO_TYPE_EGAM 0x20 /* EGA/VGA in Monochrome Mode */ +#define VIDEO_TYPE_EGAC 0x21 /* EGA in Color Mode */ +#define VIDEO_TYPE_VGAC 0x22 /* VGA+ in Color Mode */ +#define VIDEO_TYPE_VLFB 0x23 /* VESA VGA in graphic mode */ + +#define VIDEO_TYPE_PICA_S3 0x30 /* ACER PICA-61 local S3 video */ +#define VIDEO_TYPE_MIPS_G364 0x31 /* MIPS Magnum 4000 G364 video */ +#define VIDEO_TYPE_SGI 0x33 /* Various SGI graphics hardware */ + +#define VIDEO_TYPE_TGAC 0x40 /* DEC TGA */ + +#define VIDEO_TYPE_SUN 0x50 /* Sun frame buffer. */ +#define VIDEO_TYPE_SUNPCI 0x51 /* Sun PCI based frame buffer. */ + +#define VIDEO_TYPE_PMAC 0x60 /* PowerMacintosh frame buffer. */ + +#endif /* _SCREEN_INFO_H */ diff --git a/include/linux/sdla.h b/include/linux/sdla.h index 3b6afb8caa4..564acd3a71c 100644 --- a/include/linux/sdla.h +++ b/include/linux/sdla.h @@ -293,46 +293,46 @@ void sdla(void *cfg_info, char *dev, struct frad_conf *conf, int quiet); #define SDLA_S508_INTEN 0x10 struct sdla_cmd { - char opp_flag __attribute__((packed)); - char cmd __attribute__((packed)); - short length __attribute__((packed)); - char retval __attribute__((packed)); - short dlci __attribute__((packed)); - char flags __attribute__((packed)); - short rxlost_int __attribute__((packed)); - long rxlost_app __attribute__((packed)); - char reserve[2] __attribute__((packed)); - char data[SDLA_MAX_DATA] __attribute__((packed)); /* transfer data buffer */ -}; + char opp_flag; + char cmd; + short length; + char retval; + short dlci; + char flags; + short rxlost_int; + long rxlost_app; + char reserve[2]; + char data[SDLA_MAX_DATA]; /* transfer data buffer */ +} __attribute__((packed)); struct intr_info { - char flags __attribute__((packed)); - short txlen __attribute__((packed)); - char irq __attribute__((packed)); - char flags2 __attribute__((packed)); - short timeout __attribute__((packed)); -}; + char flags; + short txlen; + char irq; + char flags2; + short timeout; +} __attribute__((packed)); /* found in the 508's control window at RXBUF_INFO */ struct buf_info { - unsigned short rse_num __attribute__((packed)); - unsigned long rse_base __attribute__((packed)); - unsigned long rse_next __attribute__((packed)); - unsigned long buf_base __attribute__((packed)); - unsigned short reserved __attribute__((packed)); - unsigned long buf_top __attribute__((packed)); -}; + unsigned short rse_num; + unsigned long rse_base; + unsigned long rse_next; + unsigned long buf_base; + unsigned short reserved; + unsigned long buf_top; +} __attribute__((packed)); /* structure pointed to by rse_base in RXBUF_INFO struct */ struct buf_entry { - char opp_flag __attribute__((packed)); - short length __attribute__((packed)); - short dlci __attribute__((packed)); - char flags __attribute__((packed)); - short timestamp __attribute__((packed)); - short reserved[2] __attribute__((packed)); - long buf_addr __attribute__((packed)); -}; + char opp_flag; + short length; + short dlci; + char flags; + short timestamp; + short reserved[2]; + long buf_addr; +} __attribute__((packed)); #endif diff --git a/include/linux/seccomp.h b/include/linux/seccomp.h index dc89116bb1c..cd2773b29a6 100644 --- a/include/linux/seccomp.h +++ b/include/linux/seccomp.h @@ -26,11 +26,7 @@ static inline int has_secure_computing(struct thread_info *ti) #else /* CONFIG_SECCOMP */ -#if (__GNUC__ > 2) - typedef struct { } seccomp_t; -#else - typedef struct { int gcc_is_buggy; } seccomp_t; -#endif +typedef struct { } seccomp_t; #define secure_computing(x) do { } while (0) /* static inline to preserve typechecking */ diff --git a/include/linux/security.h b/include/linux/security.h index f7e0ae01871..ef753654daa 100644 --- a/include/linux/security.h +++ b/include/linux/security.h @@ -59,6 +59,12 @@ struct sk_buff; struct sock; struct sockaddr; struct socket; +struct flowi; +struct dst_entry; +struct xfrm_selector; +struct xfrm_policy; +struct xfrm_state; +struct xfrm_user_sec_ctx; extern int cap_netlink_send(struct sock *sk, struct sk_buff *skb); extern int cap_netlink_recv(struct sk_buff *skb); @@ -788,6 +794,52 @@ struct swap_info_struct; * which is used to copy security attributes between local stream sockets. * @sk_free_security: * Deallocate security structure. + * @sk_getsid: + * Retrieve the LSM-specific sid for the sock to enable caching of network + * authorizations. + * + * Security hooks for XFRM operations. + * + * @xfrm_policy_alloc_security: + * @xp contains the xfrm_policy being added to Security Policy Database + * used by the XFRM system. + * @sec_ctx contains the security context information being provided by + * the user-level policy update program (e.g., setkey). + * Allocate a security structure to the xp->selector.security field. + * The security field is initialized to NULL when the xfrm_policy is + * allocated. + * Return 0 if operation was successful (memory to allocate, legal context) + * @xfrm_policy_clone_security: + * @old contains an existing xfrm_policy in the SPD. + * @new contains a new xfrm_policy being cloned from old. + * Allocate a security structure to the new->selector.security field + * that contains the information from the old->selector.security field. + * Return 0 if operation was successful (memory to allocate). + * @xfrm_policy_free_security: + * @xp contains the xfrm_policy + * Deallocate xp->selector.security. + * @xfrm_state_alloc_security: + * @x contains the xfrm_state being added to the Security Association + * Database by the XFRM system. + * @sec_ctx contains the security context information being provided by + * the user-level SA generation program (e.g., setkey or racoon). + * Allocate a security structure to the x->sel.security field. The + * security field is initialized to NULL when the xfrm_state is + * allocated. + * Return 0 if operation was successful (memory to allocate, legal context). + * @xfrm_state_free_security: + * @x contains the xfrm_state. + * Deallocate x>sel.security. + * @xfrm_policy_lookup: + * @xp contains the xfrm_policy for which the access control is being + * checked. + * @sk_sid contains the sock security label that is used to authorize + * access to the policy xp. + * @dir contains the direction of the flow (input or output). + * Check permission when a sock selects a xfrm_policy for processing + * XFRMs on a packet. The hook is called when selecting either a + * per-socket policy or a generic xfrm policy. + * Return 0 if permission is granted. * * Security hooks affecting all Key Management operations * @@ -1237,8 +1289,18 @@ struct security_operations { int (*socket_getpeersec) (struct socket *sock, char __user *optval, int __user *optlen, unsigned len); int (*sk_alloc_security) (struct sock *sk, int family, gfp_t priority); void (*sk_free_security) (struct sock *sk); + unsigned int (*sk_getsid) (struct sock *sk, struct flowi *fl, u8 dir); #endif /* CONFIG_SECURITY_NETWORK */ +#ifdef CONFIG_SECURITY_NETWORK_XFRM + int (*xfrm_policy_alloc_security) (struct xfrm_policy *xp, struct xfrm_user_sec_ctx *sec_ctx); + int (*xfrm_policy_clone_security) (struct xfrm_policy *old, struct xfrm_policy *new); + void (*xfrm_policy_free_security) (struct xfrm_policy *xp); + int (*xfrm_state_alloc_security) (struct xfrm_state *x, struct xfrm_user_sec_ctx *sec_ctx); + void (*xfrm_state_free_security) (struct xfrm_state *x); + int (*xfrm_policy_lookup)(struct xfrm_policy *xp, u32 sk_sid, u8 dir); +#endif /* CONFIG_SECURITY_NETWORK_XFRM */ + /* key management security hooks */ #ifdef CONFIG_KEYS int (*key_alloc)(struct key *key); @@ -2679,6 +2741,11 @@ static inline void security_sk_free(struct sock *sk) { return security_ops->sk_free_security(sk); } + +static inline unsigned int security_sk_sid(struct sock *sk, struct flowi *fl, u8 dir) +{ + return security_ops->sk_getsid(sk, fl, dir); +} #else /* CONFIG_SECURITY_NETWORK */ static inline int security_unix_stream_connect(struct socket * sock, struct socket * other, @@ -2795,8 +2862,73 @@ static inline int security_sk_alloc(struct sock *sk, int family, gfp_t priority) static inline void security_sk_free(struct sock *sk) { } + +static inline unsigned int security_sk_sid(struct sock *sk, struct flowi *fl, u8 dir) +{ + return 0; +} #endif /* CONFIG_SECURITY_NETWORK */ +#ifdef CONFIG_SECURITY_NETWORK_XFRM +static inline int security_xfrm_policy_alloc(struct xfrm_policy *xp, struct xfrm_user_sec_ctx *sec_ctx) +{ + return security_ops->xfrm_policy_alloc_security(xp, sec_ctx); +} + +static inline int security_xfrm_policy_clone(struct xfrm_policy *old, struct xfrm_policy *new) +{ + return security_ops->xfrm_policy_clone_security(old, new); +} + +static inline void security_xfrm_policy_free(struct xfrm_policy *xp) +{ + security_ops->xfrm_policy_free_security(xp); +} + +static inline int security_xfrm_state_alloc(struct xfrm_state *x, struct xfrm_user_sec_ctx *sec_ctx) +{ + return security_ops->xfrm_state_alloc_security(x, sec_ctx); +} + +static inline void security_xfrm_state_free(struct xfrm_state *x) +{ + security_ops->xfrm_state_free_security(x); +} + +static inline int security_xfrm_policy_lookup(struct xfrm_policy *xp, u32 sk_sid, u8 dir) +{ + return security_ops->xfrm_policy_lookup(xp, sk_sid, dir); +} +#else /* CONFIG_SECURITY_NETWORK_XFRM */ +static inline int security_xfrm_policy_alloc(struct xfrm_policy *xp, struct xfrm_user_sec_ctx *sec_ctx) +{ + return 0; +} + +static inline int security_xfrm_policy_clone(struct xfrm_policy *old, struct xfrm_policy *new) +{ + return 0; +} + +static inline void security_xfrm_policy_free(struct xfrm_policy *xp) +{ +} + +static inline int security_xfrm_state_alloc(struct xfrm_state *x, struct xfrm_user_sec_ctx *sec_ctx) +{ + return 0; +} + +static inline void security_xfrm_state_free(struct xfrm_state *x) +{ +} + +static inline int security_xfrm_policy_lookup(struct xfrm_policy *xp, u32 sk_sid, u8 dir) +{ + return 0; +} +#endif /* CONFIG_SECURITY_NETWORK_XFRM */ + #ifdef CONFIG_KEYS #ifdef CONFIG_SECURITY static inline int security_key_alloc(struct key *key) diff --git a/include/linux/serial_core.h b/include/linux/serial_core.h index e3710d7e260..ec351005bf9 100644 --- a/include/linux/serial_core.h +++ b/include/linux/serial_core.h @@ -67,6 +67,9 @@ /* Parisc type numbers. */ #define PORT_MUX 48 +/* Atmel AT91RM9200 SoC */ +#define PORT_AT91RM9200 49 + /* Macintosh Zilog type numbers */ #define PORT_MAC_ZILOG 50 /* m68k : not yet implemented */ #define PORT_PMAC_ZILOG 51 @@ -133,6 +136,7 @@ #include <linux/spinlock.h> #include <linux/sched.h> #include <linux/tty.h> +#include <linux/mutex.h> struct uart_port; struct uart_info; @@ -281,7 +285,7 @@ struct uart_state { struct uart_info *info; struct uart_port *port; - struct semaphore sem; + struct mutex mutex; }; #define UART_XMIT_SIZE PAGE_SIZE diff --git a/include/linux/shmem_fs.h b/include/linux/shmem_fs.h index c3e598276e7..c057f0b3231 100644 --- a/include/linux/shmem_fs.h +++ b/include/linux/shmem_fs.h @@ -26,6 +26,8 @@ struct shmem_sb_info { unsigned long free_blocks; /* How many are left for allocation */ unsigned long max_inodes; /* How many inodes are allowed */ unsigned long free_inodes; /* How many are left for allocation */ + int policy; /* Default NUMA memory alloc policy */ + nodemask_t policy_nodes; /* nodemask for preferred and bind */ spinlock_t stat_lock; }; diff --git a/include/linux/signal.h b/include/linux/signal.h index 5dd5f02c5c5..b7d093520bb 100644 --- a/include/linux/signal.h +++ b/include/linux/signal.h @@ -18,6 +18,19 @@ #define SA_PROBE SA_ONESHOT #define SA_SAMPLE_RANDOM SA_RESTART #define SA_SHIRQ 0x04000000 +/* + * As above, these correspond to the IORESOURCE_IRQ_* defines in + * linux/ioport.h to select the interrupt line behaviour. When + * requesting an interrupt without specifying a SA_TRIGGER, the + * setting should be assumed to be "as already configured", which + * may be as per machine or firmware initialisation. + */ +#define SA_TRIGGER_LOW 0x00000008 +#define SA_TRIGGER_HIGH 0x00000004 +#define SA_TRIGGER_FALLING 0x00000002 +#define SA_TRIGGER_RISING 0x00000001 +#define SA_TRIGGER_MASK (SA_TRIGGER_HIGH|SA_TRIGGER_LOW|\ + SA_TRIGGER_RISING|SA_TRIGGER_FALLING) /* * Real Time signals may be queued. @@ -81,6 +94,23 @@ static inline int sigfindinword(unsigned long word) #endif /* __HAVE_ARCH_SIG_BITOPS */ +static inline int sigisemptyset(sigset_t *set) +{ + extern void _NSIG_WORDS_is_unsupported_size(void); + switch (_NSIG_WORDS) { + case 4: + return (set->sig[3] | set->sig[2] | + set->sig[1] | set->sig[0]) == 0; + case 2: + return (set->sig[1] | set->sig[0]) == 0; + case 1: + return set->sig[0] == 0; + default: + _NSIG_WORDS_is_unsupported_size(); + return 0; + } +} + #define sigmask(sig) (1UL << ((sig) - 1)) #ifndef __HAVE_ARCH_SIG_SETOPS diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h index 8c5d6001a92..ad7cc22bd42 100644 --- a/include/linux/skbuff.h +++ b/include/linux/skbuff.h @@ -32,7 +32,6 @@ #define HAVE_ALLOC_SKB /* For the drivers to know */ #define HAVE_ALIGNABLE_SKB /* Ditto 8) */ -#define SLAB_SKB /* Slabified skbuffs */ #define CHECKSUM_NONE 0 #define CHECKSUM_HW 1 @@ -134,7 +133,7 @@ struct skb_frag_struct { */ struct skb_shared_info { atomic_t dataref; - unsigned int nr_frags; + unsigned short nr_frags; unsigned short tso_size; unsigned short tso_segs; unsigned short ufo_size; @@ -252,7 +251,7 @@ struct sk_buff { * want to keep them across layers you have to do a skb_clone() * first. This is owned by whoever has the skb queued ATM. */ - char cb[40]; + char cb[48]; unsigned int len, data_len, @@ -927,7 +926,7 @@ static inline int skb_tailroom(const struct sk_buff *skb) * Increase the headroom of an empty &sk_buff by reducing the tail * room. This is only allowed for an empty buffer. */ -static inline void skb_reserve(struct sk_buff *skb, unsigned int len) +static inline void skb_reserve(struct sk_buff *skb, int len) { skb->data += len; skb->tail += len; @@ -1239,6 +1238,8 @@ extern int skb_copy_and_csum_datagram_iovec(struct sk_buff *skb, int hlen, struct iovec *iov); extern void skb_free_datagram(struct sock *sk, struct sk_buff *skb); +extern void skb_kill_datagram(struct sock *sk, struct sk_buff *skb, + unsigned int flags); extern unsigned int skb_checksum(const struct sk_buff *skb, int offset, int len, unsigned int csum); extern int skb_copy_bits(const struct sk_buff *skb, int offset, diff --git a/include/linux/slab.h b/include/linux/slab.h index d1ea4051b99..1fb77a9cc14 100644 --- a/include/linux/slab.h +++ b/include/linux/slab.h @@ -53,6 +53,8 @@ typedef struct kmem_cache kmem_cache_t; #define SLAB_CTOR_ATOMIC 0x002UL /* tell constructor it can't sleep */ #define SLAB_CTOR_VERIFY 0x004UL /* tell constructor it's a verify call */ +#ifndef CONFIG_SLOB + /* prototypes */ extern void __init kmem_cache_init(void); @@ -134,6 +136,39 @@ static inline void *kmalloc_node(size_t size, gfp_t flags, int node) extern int FASTCALL(kmem_cache_reap(int)); extern int FASTCALL(kmem_ptr_validate(kmem_cache_t *cachep, void *ptr)); +#else /* CONFIG_SLOB */ + +/* SLOB allocator routines */ + +void kmem_cache_init(void); +struct kmem_cache *kmem_find_general_cachep(size_t, gfp_t gfpflags); +struct kmem_cache *kmem_cache_create(const char *c, size_t, size_t, + unsigned long, + void (*)(void *, struct kmem_cache *, unsigned long), + void (*)(void *, struct kmem_cache *, unsigned long)); +int kmem_cache_destroy(struct kmem_cache *c); +void *kmem_cache_alloc(struct kmem_cache *c, gfp_t flags); +void kmem_cache_free(struct kmem_cache *c, void *b); +const char *kmem_cache_name(struct kmem_cache *); +void *kmalloc(size_t size, gfp_t flags); +void *kzalloc(size_t size, gfp_t flags); +void kfree(const void *m); +unsigned int ksize(const void *m); +unsigned int kmem_cache_size(struct kmem_cache *c); + +static inline void *kcalloc(size_t n, size_t size, gfp_t flags) +{ + return kzalloc(n * size, flags); +} + +#define kmem_cache_shrink(d) (0) +#define kmem_cache_reap(a) +#define kmem_ptr_validate(a, b) (0) +#define kmem_cache_alloc_node(c, f, n) kmem_cache_alloc(c, f) +#define kmalloc_node(s, f, n) kmalloc(s, f) + +#endif /* CONFIG_SLOB */ + /* System wide caches */ extern kmem_cache_t *vm_area_cachep; extern kmem_cache_t *names_cachep; diff --git a/include/linux/smb_fs.h b/include/linux/smb_fs.h index c4153120ade..621a3d3662f 100644 --- a/include/linux/smb_fs.h +++ b/include/linux/smb_fs.h @@ -58,53 +58,6 @@ static inline struct smb_inode_info *SMB_I(struct inode *inode) /* where to find the base of the SMB packet proper */ #define smb_base(buf) ((u8 *)(((u8 *)(buf))+4)) -#ifdef DEBUG_SMB_MALLOC - -#include <linux/slab.h> - -extern int smb_malloced; -extern int smb_current_vmalloced; -extern int smb_current_kmalloced; - -static inline void * -smb_vmalloc(unsigned int size) -{ - smb_malloced += 1; - smb_current_vmalloced += 1; - return vmalloc(size); -} - -static inline void -smb_vfree(void *obj) -{ - smb_current_vmalloced -= 1; - vfree(obj); -} - -static inline void * -smb_kmalloc(size_t size, int flags) -{ - smb_malloced += 1; - smb_current_kmalloced += 1; - return kmalloc(size, flags); -} - -static inline void -smb_kfree(void *obj) -{ - smb_current_kmalloced -= 1; - kfree(obj); -} - -#else /* DEBUG_SMB_MALLOC */ - -#define smb_kmalloc(s,p) kmalloc(s,p) -#define smb_kfree(o) kfree(o) -#define smb_vmalloc(s) vmalloc(s) -#define smb_vfree(o) vfree(o) - -#endif /* DEBUG_SMB_MALLOC */ - /* * Flags for the in-memory inode */ diff --git a/include/linux/socket.h b/include/linux/socket.h index 1739c2d5b95..b02dda4ee83 100644 --- a/include/linux/socket.h +++ b/include/linux/socket.h @@ -27,7 +27,6 @@ struct __kernel_sockaddr_storage { #include <linux/compiler.h> /* __user */ extern int sysctl_somaxconn; -extern void sock_init(void); #ifdef CONFIG_PROC_FS struct seq_file; extern void socket_seq_show(struct seq_file *seq); @@ -187,6 +186,7 @@ struct ucred { #define AF_PPPOX 24 /* PPPoX sockets */ #define AF_WANPIPE 25 /* Wanpipe API Sockets */ #define AF_LLC 26 /* Linux LLC */ +#define AF_TIPC 30 /* TIPC sockets */ #define AF_BLUETOOTH 31 /* Bluetooth sockets */ #define AF_MAX 32 /* For now.. */ @@ -219,6 +219,7 @@ struct ucred { #define PF_PPPOX AF_PPPOX #define PF_WANPIPE AF_WANPIPE #define PF_LLC AF_LLC +#define PF_TIPC AF_TIPC #define PF_BLUETOOTH AF_BLUETOOTH #define PF_MAX AF_MAX @@ -280,6 +281,7 @@ struct ucred { #define SOL_LLC 268 #define SOL_DCCP 269 #define SOL_NETLINK 270 +#define SOL_TIPC 271 /* IPX options */ #define IPX_TYPE 1 diff --git a/include/linux/spi/ads7846.h b/include/linux/spi/ads7846.h new file mode 100644 index 00000000000..72261e0f2ac --- /dev/null +++ b/include/linux/spi/ads7846.h @@ -0,0 +1,18 @@ +/* linux/spi/ads7846.h */ + +/* Touchscreen characteristics vary between boards and models. The + * platform_data for the device's "struct device" holds this information. + * + * It's OK if the min/max values are zero. + */ +struct ads7846_platform_data { + u16 model; /* 7843, 7845, 7846. */ + u16 vref_delay_usecs; /* 0 for external vref; etc */ + u16 x_plate_ohms; + u16 y_plate_ohms; + + u16 x_min, x_max; + u16 y_min, y_max; + u16 pressure_min, pressure_max; +}; + diff --git a/include/linux/spi/flash.h b/include/linux/spi/flash.h new file mode 100644 index 00000000000..3f22932e67a --- /dev/null +++ b/include/linux/spi/flash.h @@ -0,0 +1,31 @@ +#ifndef LINUX_SPI_FLASH_H +#define LINUX_SPI_FLASH_H + +struct mtd_partition; + +/** + * struct flash_platform_data: board-specific flash data + * @name: optional flash device name (eg, as used with mtdparts=) + * @parts: optional array of mtd_partitions for static partitioning + * @nr_parts: number of mtd_partitions for static partitoning + * @type: optional flash device type (e.g. m25p80 vs m25p64), for use + * with chips that can't be queried for JEDEC or other IDs + * + * Board init code (in arch/.../mach-xxx/board-yyy.c files) can + * provide information about SPI flash parts (such as DataFlash) to + * help set up the device and its appropriate default partitioning. + * + * Note that for DataFlash, sizes for pages, blocks, and sectors are + * rarely powers of two; and partitions should be sector-aligned. + */ +struct flash_platform_data { + char *name; + struct mtd_partition *parts; + unsigned int nr_parts; + + char *type; + + /* we'll likely add more ... use JEDEC IDs, etc */ +}; + +#endif diff --git a/include/linux/spi/spi.h b/include/linux/spi/spi.h new file mode 100644 index 00000000000..b05f1463a26 --- /dev/null +++ b/include/linux/spi/spi.h @@ -0,0 +1,668 @@ +/* + * Copyright (C) 2005 David Brownell + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + */ + +#ifndef __LINUX_SPI_H +#define __LINUX_SPI_H + +/* + * INTERFACES between SPI master-side drivers and SPI infrastructure. + * (There's no SPI slave support for Linux yet...) + */ +extern struct bus_type spi_bus_type; + +/** + * struct spi_device - Master side proxy for an SPI slave device + * @dev: Driver model representation of the device. + * @master: SPI controller used with the device. + * @max_speed_hz: Maximum clock rate to be used with this chip + * (on this board); may be changed by the device's driver. + * @chip-select: Chipselect, distinguishing chips handled by "master". + * @mode: The spi mode defines how data is clocked out and in. + * This may be changed by the device's driver. + * @bits_per_word: Data transfers involve one or more words; word sizes + * like eight or 12 bits are common. In-memory wordsizes are + * powers of two bytes (e.g. 20 bit samples use 32 bits). + * This may be changed by the device's driver. + * @irq: Negative, or the number passed to request_irq() to receive + * interrupts from this device. + * @controller_state: Controller's runtime state + * @controller_data: Board-specific definitions for controller, such as + * FIFO initialization parameters; from board_info.controller_data + * + * An spi_device is used to interchange data between an SPI slave + * (usually a discrete chip) and CPU memory. + * + * In "dev", the platform_data is used to hold information about this + * device that's meaningful to the device's protocol driver, but not + * to its controller. One example might be an identifier for a chip + * variant with slightly different functionality. + */ +struct spi_device { + struct device dev; + struct spi_master *master; + u32 max_speed_hz; + u8 chip_select; + u8 mode; +#define SPI_CPHA 0x01 /* clock phase */ +#define SPI_CPOL 0x02 /* clock polarity */ +#define SPI_MODE_0 (0|0) /* (original MicroWire) */ +#define SPI_MODE_1 (0|SPI_CPHA) +#define SPI_MODE_2 (SPI_CPOL|0) +#define SPI_MODE_3 (SPI_CPOL|SPI_CPHA) +#define SPI_CS_HIGH 0x04 /* chipselect active high? */ + u8 bits_per_word; + int irq; + void *controller_state; + void *controller_data; + const char *modalias; + + // likely need more hooks for more protocol options affecting how + // the controller talks to each chip, like: + // - bit order (default is wordwise msb-first) + // - memory packing (12 bit samples into low bits, others zeroed) + // - priority + // - drop chipselect after each word + // - chipselect delays + // - ... +}; + +static inline struct spi_device *to_spi_device(struct device *dev) +{ + return dev ? container_of(dev, struct spi_device, dev) : NULL; +} + +/* most drivers won't need to care about device refcounting */ +static inline struct spi_device *spi_dev_get(struct spi_device *spi) +{ + return (spi && get_device(&spi->dev)) ? spi : NULL; +} + +static inline void spi_dev_put(struct spi_device *spi) +{ + if (spi) + put_device(&spi->dev); +} + +/* ctldata is for the bus_master driver's runtime state */ +static inline void *spi_get_ctldata(struct spi_device *spi) +{ + return spi->controller_state; +} + +static inline void spi_set_ctldata(struct spi_device *spi, void *state) +{ + spi->controller_state = state; +} + + +struct spi_message; + + + +struct spi_driver { + int (*probe)(struct spi_device *spi); + int (*remove)(struct spi_device *spi); + void (*shutdown)(struct spi_device *spi); + int (*suspend)(struct spi_device *spi, pm_message_t mesg); + int (*resume)(struct spi_device *spi); + struct device_driver driver; +}; + +static inline struct spi_driver *to_spi_driver(struct device_driver *drv) +{ + return drv ? container_of(drv, struct spi_driver, driver) : NULL; +} + +extern int spi_register_driver(struct spi_driver *sdrv); + +static inline void spi_unregister_driver(struct spi_driver *sdrv) +{ + if (!sdrv) + return; + driver_unregister(&sdrv->driver); +} + + + +/** + * struct spi_master - interface to SPI master controller + * @cdev: class interface to this driver + * @bus_num: board-specific (and often SOC-specific) identifier for a + * given SPI controller. + * @num_chipselect: chipselects are used to distinguish individual + * SPI slaves, and are numbered from zero to num_chipselects. + * each slave has a chipselect signal, but it's common that not + * every chipselect is connected to a slave. + * @setup: updates the device mode and clocking records used by a + * device's SPI controller; protocol code may call this. + * @transfer: adds a message to the controller's transfer queue. + * @cleanup: frees controller-specific state + * + * Each SPI master controller can communicate with one or more spi_device + * children. These make a small bus, sharing MOSI, MISO and SCK signals + * but not chip select signals. Each device may be configured to use a + * different clock rate, since those shared signals are ignored unless + * the chip is selected. + * + * The driver for an SPI controller manages access to those devices through + * a queue of spi_message transactions, copyin data between CPU memory and + * an SPI slave device). For each such message it queues, it calls the + * message's completion function when the transaction completes. + */ +struct spi_master { + struct class_device cdev; + + /* other than zero (== assign one dynamically), bus_num is fully + * board-specific. usually that simplifies to being SOC-specific. + * example: one SOC has three SPI controllers, numbered 1..3, + * and one board's schematics might show it using SPI-2. software + * would normally use bus_num=2 for that controller. + */ + u16 bus_num; + + /* chipselects will be integral to many controllers; some others + * might use board-specific GPIOs. + */ + u16 num_chipselect; + + /* setup mode and clock, etc (spi driver may call many times) */ + int (*setup)(struct spi_device *spi); + + /* bidirectional bulk transfers + * + * + The transfer() method may not sleep; its main role is + * just to add the message to the queue. + * + For now there's no remove-from-queue operation, or + * any other request management + * + To a given spi_device, message queueing is pure fifo + * + * + The master's main job is to process its message queue, + * selecting a chip then transferring data + * + If there are multiple spi_device children, the i/o queue + * arbitration algorithm is unspecified (round robin, fifo, + * priority, reservations, preemption, etc) + * + * + Chipselect stays active during the entire message + * (unless modified by spi_transfer.cs_change != 0). + * + The message transfers use clock and SPI mode parameters + * previously established by setup() for this device + */ + int (*transfer)(struct spi_device *spi, + struct spi_message *mesg); + + /* called on release() to free memory provided by spi_master */ + void (*cleanup)(const struct spi_device *spi); +}; + +static inline void *spi_master_get_devdata(struct spi_master *master) +{ + return class_get_devdata(&master->cdev); +} + +static inline void spi_master_set_devdata(struct spi_master *master, void *data) +{ + class_set_devdata(&master->cdev, data); +} + +static inline struct spi_master *spi_master_get(struct spi_master *master) +{ + if (!master || !class_device_get(&master->cdev)) + return NULL; + return master; +} + +static inline void spi_master_put(struct spi_master *master) +{ + if (master) + class_device_put(&master->cdev); +} + + +/* the spi driver core manages memory for the spi_master classdev */ +extern struct spi_master * +spi_alloc_master(struct device *host, unsigned size); + +extern int spi_register_master(struct spi_master *master); +extern void spi_unregister_master(struct spi_master *master); + +extern struct spi_master *spi_busnum_to_master(u16 busnum); + +/*---------------------------------------------------------------------------*/ + +/* + * I/O INTERFACE between SPI controller and protocol drivers + * + * Protocol drivers use a queue of spi_messages, each transferring data + * between the controller and memory buffers. + * + * The spi_messages themselves consist of a series of read+write transfer + * segments. Those segments always read the same number of bits as they + * write; but one or the other is easily ignored by passing a null buffer + * pointer. (This is unlike most types of I/O API, because SPI hardware + * is full duplex.) + * + * NOTE: Allocation of spi_transfer and spi_message memory is entirely + * up to the protocol driver, which guarantees the integrity of both (as + * well as the data buffers) for as long as the message is queued. + */ + +/** + * struct spi_transfer - a read/write buffer pair + * @tx_buf: data to be written (dma-safe memory), or NULL + * @rx_buf: data to be read (dma-safe memory), or NULL + * @tx_dma: DMA address of tx_buf, if spi_message.is_dma_mapped + * @rx_dma: DMA address of rx_buf, if spi_message.is_dma_mapped + * @len: size of rx and tx buffers (in bytes) + * @cs_change: affects chipselect after this transfer completes + * @delay_usecs: microseconds to delay after this transfer before + * (optionally) changing the chipselect status, then starting + * the next transfer or completing this spi_message. + * @transfer_list: transfers are sequenced through spi_message.transfers + * + * SPI transfers always write the same number of bytes as they read. + * Protocol drivers should always provide rx_buf and/or tx_buf. + * In some cases, they may also want to provide DMA addresses for + * the data being transferred; that may reduce overhead, when the + * underlying driver uses dma. + * + * If the transmit buffer is null, undefined data will be shifted out + * while filling rx_buf. If the receive buffer is null, the data + * shifted in will be discarded. Only "len" bytes shift out (or in). + * It's an error to try to shift out a partial word. (For example, by + * shifting out three bytes with word size of sixteen or twenty bits; + * the former uses two bytes per word, the latter uses four bytes.) + * + * All SPI transfers start with the relevant chipselect active. Normally + * it stays selected until after the last transfer in a message. Drivers + * can affect the chipselect signal using cs_change: + * + * (i) If the transfer isn't the last one in the message, this flag is + * used to make the chipselect briefly go inactive in the middle of the + * message. Toggling chipselect in this way may be needed to terminate + * a chip command, letting a single spi_message perform all of group of + * chip transactions together. + * + * (ii) When the transfer is the last one in the message, the chip may + * stay selected until the next transfer. This is purely a performance + * hint; the controller driver may need to select a different device + * for the next message. + * + * The code that submits an spi_message (and its spi_transfers) + * to the lower layers is responsible for managing its memory. + * Zero-initialize every field you don't set up explicitly, to + * insulate against future API updates. After you submit a message + * and its transfers, ignore them until its completion callback. + */ +struct spi_transfer { + /* it's ok if tx_buf == rx_buf (right?) + * for MicroWire, one buffer must be null + * buffers must work with dma_*map_single() calls, unless + * spi_message.is_dma_mapped reports a pre-existing mapping + */ + const void *tx_buf; + void *rx_buf; + unsigned len; + + dma_addr_t tx_dma; + dma_addr_t rx_dma; + + unsigned cs_change:1; + u16 delay_usecs; + + struct list_head transfer_list; +}; + +/** + * struct spi_message - one multi-segment SPI transaction + * @transfers: list of transfer segments in this transaction + * @spi: SPI device to which the transaction is queued + * @is_dma_mapped: if true, the caller provided both dma and cpu virtual + * addresses for each transfer buffer + * @complete: called to report transaction completions + * @context: the argument to complete() when it's called + * @actual_length: the total number of bytes that were transferred in all + * successful segments + * @status: zero for success, else negative errno + * @queue: for use by whichever driver currently owns the message + * @state: for use by whichever driver currently owns the message + * + * An spi_message is used to execute an atomic sequence of data transfers, + * each represented by a struct spi_transfer. The sequence is "atomic" + * in the sense that no other spi_message may use that SPI bus until that + * sequence completes. On some systems, many such sequences can execute as + * as single programmed DMA transfer. On all systems, these messages are + * queued, and might complete after transactions to other devices. Messages + * sent to a given spi_device are alway executed in FIFO order. + * + * The code that submits an spi_message (and its spi_transfers) + * to the lower layers is responsible for managing its memory. + * Zero-initialize every field you don't set up explicitly, to + * insulate against future API updates. After you submit a message + * and its transfers, ignore them until its completion callback. + */ +struct spi_message { + struct list_head transfers; + + struct spi_device *spi; + + unsigned is_dma_mapped:1; + + /* REVISIT: we might want a flag affecting the behavior of the + * last transfer ... allowing things like "read 16 bit length L" + * immediately followed by "read L bytes". Basically imposing + * a specific message scheduling algorithm. + * + * Some controller drivers (message-at-a-time queue processing) + * could provide that as their default scheduling algorithm. But + * others (with multi-message pipelines) could need a flag to + * tell them about such special cases. + */ + + /* completion is reported through a callback */ + void (*complete)(void *context); + void *context; + unsigned actual_length; + int status; + + /* for optional use by whatever driver currently owns the + * spi_message ... between calls to spi_async and then later + * complete(), that's the spi_master controller driver. + */ + struct list_head queue; + void *state; +}; + +static inline void spi_message_init(struct spi_message *m) +{ + memset(m, 0, sizeof *m); + INIT_LIST_HEAD(&m->transfers); +} + +static inline void +spi_message_add_tail(struct spi_transfer *t, struct spi_message *m) +{ + list_add_tail(&t->transfer_list, &m->transfers); +} + +static inline void +spi_transfer_del(struct spi_transfer *t) +{ + list_del(&t->transfer_list); +} + +/* It's fine to embed message and transaction structures in other data + * structures so long as you don't free them while they're in use. + */ + +static inline struct spi_message *spi_message_alloc(unsigned ntrans, gfp_t flags) +{ + struct spi_message *m; + + m = kzalloc(sizeof(struct spi_message) + + ntrans * sizeof(struct spi_transfer), + flags); + if (m) { + int i; + struct spi_transfer *t = (struct spi_transfer *)(m + 1); + + INIT_LIST_HEAD(&m->transfers); + for (i = 0; i < ntrans; i++, t++) + spi_message_add_tail(t, m); + } + return m; +} + +static inline void spi_message_free(struct spi_message *m) +{ + kfree(m); +} + +/** + * spi_setup -- setup SPI mode and clock rate + * @spi: the device whose settings are being modified + * + * SPI protocol drivers may need to update the transfer mode if the + * device doesn't work with the mode 0 default. They may likewise need + * to update clock rates or word sizes from initial values. This function + * changes those settings, and must be called from a context that can sleep. + * The changes take effect the next time the device is selected and data + * is transferred to or from it. + */ +static inline int +spi_setup(struct spi_device *spi) +{ + return spi->master->setup(spi); +} + + +/** + * spi_async -- asynchronous SPI transfer + * @spi: device with which data will be exchanged + * @message: describes the data transfers, including completion callback + * + * This call may be used in_irq and other contexts which can't sleep, + * as well as from task contexts which can sleep. + * + * The completion callback is invoked in a context which can't sleep. + * Before that invocation, the value of message->status is undefined. + * When the callback is issued, message->status holds either zero (to + * indicate complete success) or a negative error code. After that + * callback returns, the driver which issued the transfer request may + * deallocate the associated memory; it's no longer in use by any SPI + * core or controller driver code. + * + * Note that although all messages to a spi_device are handled in + * FIFO order, messages may go to different devices in other orders. + * Some device might be higher priority, or have various "hard" access + * time requirements, for example. + * + * On detection of any fault during the transfer, processing of + * the entire message is aborted, and the device is deselected. + * Until returning from the associated message completion callback, + * no other spi_message queued to that device will be processed. + * (This rule applies equally to all the synchronous transfer calls, + * which are wrappers around this core asynchronous primitive.) + */ +static inline int +spi_async(struct spi_device *spi, struct spi_message *message) +{ + message->spi = spi; + return spi->master->transfer(spi, message); +} + +/*---------------------------------------------------------------------------*/ + +/* All these synchronous SPI transfer routines are utilities layered + * over the core async transfer primitive. Here, "synchronous" means + * they will sleep uninterruptibly until the async transfer completes. + */ + +extern int spi_sync(struct spi_device *spi, struct spi_message *message); + +/** + * spi_write - SPI synchronous write + * @spi: device to which data will be written + * @buf: data buffer + * @len: data buffer size + * + * This writes the buffer and returns zero or a negative error code. + * Callable only from contexts that can sleep. + */ +static inline int +spi_write(struct spi_device *spi, const u8 *buf, size_t len) +{ + struct spi_transfer t = { + .tx_buf = buf, + .len = len, + }; + struct spi_message m; + + spi_message_init(&m); + spi_message_add_tail(&t, &m); + return spi_sync(spi, &m); +} + +/** + * spi_read - SPI synchronous read + * @spi: device from which data will be read + * @buf: data buffer + * @len: data buffer size + * + * This writes the buffer and returns zero or a negative error code. + * Callable only from contexts that can sleep. + */ +static inline int +spi_read(struct spi_device *spi, u8 *buf, size_t len) +{ + struct spi_transfer t = { + .rx_buf = buf, + .len = len, + }; + struct spi_message m; + + spi_message_init(&m); + spi_message_add_tail(&t, &m); + return spi_sync(spi, &m); +} + +/* this copies txbuf and rxbuf data; for small transfers only! */ +extern int spi_write_then_read(struct spi_device *spi, + const u8 *txbuf, unsigned n_tx, + u8 *rxbuf, unsigned n_rx); + +/** + * spi_w8r8 - SPI synchronous 8 bit write followed by 8 bit read + * @spi: device with which data will be exchanged + * @cmd: command to be written before data is read back + * + * This returns the (unsigned) eight bit number returned by the + * device, or else a negative error code. Callable only from + * contexts that can sleep. + */ +static inline ssize_t spi_w8r8(struct spi_device *spi, u8 cmd) +{ + ssize_t status; + u8 result; + + status = spi_write_then_read(spi, &cmd, 1, &result, 1); + + /* return negative errno or unsigned value */ + return (status < 0) ? status : result; +} + +/** + * spi_w8r16 - SPI synchronous 8 bit write followed by 16 bit read + * @spi: device with which data will be exchanged + * @cmd: command to be written before data is read back + * + * This returns the (unsigned) sixteen bit number returned by the + * device, or else a negative error code. Callable only from + * contexts that can sleep. + * + * The number is returned in wire-order, which is at least sometimes + * big-endian. + */ +static inline ssize_t spi_w8r16(struct spi_device *spi, u8 cmd) +{ + ssize_t status; + u16 result; + + status = spi_write_then_read(spi, &cmd, 1, (u8 *) &result, 2); + + /* return negative errno or unsigned value */ + return (status < 0) ? status : result; +} + +/*---------------------------------------------------------------------------*/ + +/* + * INTERFACE between board init code and SPI infrastructure. + * + * No SPI driver ever sees these SPI device table segments, but + * it's how the SPI core (or adapters that get hotplugged) grows + * the driver model tree. + * + * As a rule, SPI devices can't be probed. Instead, board init code + * provides a table listing the devices which are present, with enough + * information to bind and set up the device's driver. There's basic + * support for nonstatic configurations too; enough to handle adding + * parport adapters, or microcontrollers acting as USB-to-SPI bridges. + */ + +/* board-specific information about each SPI device */ +struct spi_board_info { + /* the device name and module name are coupled, like platform_bus; + * "modalias" is normally the driver name. + * + * platform_data goes to spi_device.dev.platform_data, + * controller_data goes to spi_device.controller_data, + * irq is copied too + */ + char modalias[KOBJ_NAME_LEN]; + const void *platform_data; + void *controller_data; + int irq; + + /* slower signaling on noisy or low voltage boards */ + u32 max_speed_hz; + + + /* bus_num is board specific and matches the bus_num of some + * spi_master that will probably be registered later. + * + * chip_select reflects how this chip is wired to that master; + * it's less than num_chipselect. + */ + u16 bus_num; + u16 chip_select; + + /* ... may need additional spi_device chip config data here. + * avoid stuff protocol drivers can set; but include stuff + * needed to behave without being bound to a driver: + * - chipselect polarity + * - quirks like clock rate mattering when not selected + */ +}; + +#ifdef CONFIG_SPI +extern int +spi_register_board_info(struct spi_board_info const *info, unsigned n); +#else +/* board init code may ignore whether SPI is configured or not */ +static inline int +spi_register_board_info(struct spi_board_info const *info, unsigned n) + { return 0; } +#endif + + +/* If you're hotplugging an adapter with devices (parport, usb, etc) + * use spi_new_device() to describe each device. You can also call + * spi_unregister_device() to start making that device vanish, but + * normally that would be handled by spi_unregister_master(). + */ +extern struct spi_device * +spi_new_device(struct spi_master *, struct spi_board_info *); + +static inline void +spi_unregister_device(struct spi_device *spi) +{ + if (spi) + device_unregister(&spi->dev); +} + +#endif /* __LINUX_SPI_H */ diff --git a/include/linux/spi/spi_bitbang.h b/include/linux/spi/spi_bitbang.h new file mode 100644 index 00000000000..c961fe9bf3e --- /dev/null +++ b/include/linux/spi/spi_bitbang.h @@ -0,0 +1,135 @@ +#ifndef __SPI_BITBANG_H +#define __SPI_BITBANG_H + +/* + * Mix this utility code with some glue code to get one of several types of + * simple SPI master driver. Two do polled word-at-a-time I/O: + * + * - GPIO/parport bitbangers. Provide chipselect() and txrx_word[](), + * expanding the per-word routines from the inline templates below. + * + * - Drivers for controllers resembling bare shift registers. Provide + * chipselect() and txrx_word[](), with custom setup()/cleanup() methods + * that use your controller's clock and chipselect registers. + * + * Some hardware works well with requests at spi_transfer scope: + * + * - Drivers leveraging smarter hardware, with fifos or DMA; or for half + * duplex (MicroWire) controllers. Provide chipslect() and txrx_bufs(), + * and custom setup()/cleanup() methods. + */ +struct spi_bitbang { + struct workqueue_struct *workqueue; + struct work_struct work; + + spinlock_t lock; + struct list_head queue; + u8 busy; + u8 shutdown; + u8 use_dma; + + struct spi_master *master; + + void (*chipselect)(struct spi_device *spi, int is_on); +#define BITBANG_CS_ACTIVE 1 /* normally nCS, active low */ +#define BITBANG_CS_INACTIVE 0 + + /* txrx_bufs() may handle dma mapping for transfers that don't + * already have one (transfer.{tx,rx}_dma is zero), or use PIO + */ + int (*txrx_bufs)(struct spi_device *spi, struct spi_transfer *t); + + /* txrx_word[SPI_MODE_*]() just looks like a shift register */ + u32 (*txrx_word[4])(struct spi_device *spi, + unsigned nsecs, + u32 word, u8 bits); +}; + +/* you can call these default bitbang->master methods from your custom + * methods, if you like. + */ +extern int spi_bitbang_setup(struct spi_device *spi); +extern void spi_bitbang_cleanup(const struct spi_device *spi); +extern int spi_bitbang_transfer(struct spi_device *spi, struct spi_message *m); + +/* start or stop queue processing */ +extern int spi_bitbang_start(struct spi_bitbang *spi); +extern int spi_bitbang_stop(struct spi_bitbang *spi); + +#endif /* __SPI_BITBANG_H */ + +/*-------------------------------------------------------------------------*/ + +#ifdef EXPAND_BITBANG_TXRX + +/* + * The code that knows what GPIO pins do what should have declared four + * functions, ideally as inlines, before #defining EXPAND_BITBANG_TXRX + * and including this header: + * + * void setsck(struct spi_device *, int is_on); + * void setmosi(struct spi_device *, int is_on); + * int getmiso(struct spi_device *); + * void spidelay(unsigned); + * + * A non-inlined routine would call bitbang_txrx_*() routines. The + * main loop could easily compile down to a handful of instructions, + * especially if the delay is a NOP (to run at peak speed). + * + * Since this is software, the timings may not be exactly what your board's + * chips need ... there may be several reasons you'd need to tweak timings + * in these routines, not just make to make it faster or slower to match a + * particular CPU clock rate. + */ + +static inline u32 +bitbang_txrx_be_cpha0(struct spi_device *spi, + unsigned nsecs, unsigned cpol, + u32 word, u8 bits) +{ + /* if (cpol == 0) this is SPI_MODE_0; else this is SPI_MODE_2 */ + + /* clock starts at inactive polarity */ + for (word <<= (32 - bits); likely(bits); bits--) { + + /* setup MSB (to slave) on trailing edge */ + setmosi(spi, word & (1 << 31)); + spidelay(nsecs); /* T(setup) */ + + setsck(spi, !cpol); + spidelay(nsecs); + + /* sample MSB (from slave) on leading edge */ + word <<= 1; + word |= getmiso(spi); + setsck(spi, cpol); + } + return word; +} + +static inline u32 +bitbang_txrx_be_cpha1(struct spi_device *spi, + unsigned nsecs, unsigned cpol, + u32 word, u8 bits) +{ + /* if (cpol == 0) this is SPI_MODE_1; else this is SPI_MODE_3 */ + + /* clock starts at inactive polarity */ + for (word <<= (32 - bits); likely(bits); bits--) { + + /* setup MSB (to slave) on leading edge */ + setsck(spi, !cpol); + setmosi(spi, word & (1 << 31)); + spidelay(nsecs); /* T(setup) */ + + setsck(spi, cpol); + spidelay(nsecs); + + /* sample MSB (from slave) on trailing edge */ + word <<= 1; + word |= getmiso(spi); + } + return word; +} + +#endif /* EXPAND_BITBANG_TXRX */ diff --git a/include/linux/spinlock.h b/include/linux/spinlock.h index 0e9682c9def..799be674794 100644 --- a/include/linux/spinlock.h +++ b/include/linux/spinlock.h @@ -59,8 +59,7 @@ /* * Must define these before including other files, inline functions need them */ -#define LOCK_SECTION_NAME \ - ".text.lock." __stringify(KBUILD_BASENAME) +#define LOCK_SECTION_NAME ".text.lock."KBUILD_BASENAME #define LOCK_SECTION_START(extra) \ ".subsection 1\n\t" \ diff --git a/include/linux/spinlock_types_up.h b/include/linux/spinlock_types_up.h index def2d173a8d..04135b0e198 100644 --- a/include/linux/spinlock_types_up.h +++ b/include/linux/spinlock_types_up.h @@ -22,30 +22,16 @@ typedef struct { #else -/* - * All gcc 2.95 versions and early versions of 2.96 have a nasty bug - * with empty initializers. - */ -#if (__GNUC__ > 2) typedef struct { } raw_spinlock_t; #define __RAW_SPIN_LOCK_UNLOCKED { } -#else -typedef struct { int gcc_is_buggy; } raw_spinlock_t; -#define __RAW_SPIN_LOCK_UNLOCKED (raw_spinlock_t) { 0 } -#endif #endif -#if (__GNUC__ > 2) typedef struct { /* no debug version on UP */ } raw_rwlock_t; #define __RAW_RW_LOCK_UNLOCKED { } -#else -typedef struct { int gcc_is_buggy; } raw_rwlock_t; -#define __RAW_RW_LOCK_UNLOCKED (raw_rwlock_t) { 0 } -#endif #endif /* __LINUX_SPINLOCK_TYPES_UP_H */ diff --git a/include/linux/sunrpc/clnt.h b/include/linux/sunrpc/clnt.h index ab151bbb66d..f147e6b8433 100644 --- a/include/linux/sunrpc/clnt.h +++ b/include/linux/sunrpc/clnt.h @@ -49,7 +49,6 @@ struct rpc_clnt { unsigned int cl_softrtry : 1,/* soft timeouts */ cl_intr : 1,/* interruptible */ - cl_chatty : 1,/* be verbose */ cl_autobind : 1,/* use getport() */ cl_oneshot : 1,/* dispose after use */ cl_dead : 1;/* abandoned */ @@ -126,7 +125,8 @@ int rpc_register(u32, u32, int, unsigned short, int *); void rpc_call_setup(struct rpc_task *, struct rpc_message *, int); int rpc_call_async(struct rpc_clnt *clnt, struct rpc_message *msg, - int flags, rpc_action callback, void *clntdata); + int flags, const struct rpc_call_ops *tk_ops, + void *calldata); int rpc_call_sync(struct rpc_clnt *clnt, struct rpc_message *msg, int flags); void rpc_restart_call(struct rpc_task *); @@ -134,6 +134,7 @@ void rpc_clnt_sigmask(struct rpc_clnt *clnt, sigset_t *oldset); void rpc_clnt_sigunmask(struct rpc_clnt *clnt, sigset_t *oldset); void rpc_setbufsize(struct rpc_clnt *, unsigned int, unsigned int); size_t rpc_max_payload(struct rpc_clnt *); +void rpc_force_rebind(struct rpc_clnt *); int rpc_ping(struct rpc_clnt *clnt, int flags); static __inline__ diff --git a/include/linux/sunrpc/gss_spkm3.h b/include/linux/sunrpc/gss_spkm3.h index 0beb2cf00a8..336e218c278 100644 --- a/include/linux/sunrpc/gss_spkm3.h +++ b/include/linux/sunrpc/gss_spkm3.h @@ -48,7 +48,7 @@ u32 spkm3_read_token(struct spkm3_ctx *ctx, struct xdr_netobj *read_token, struc #define CKSUMTYPE_RSA_MD5 0x0007 s32 make_checksum(s32 cksumtype, char *header, int hdrlen, struct xdr_buf *body, - struct xdr_netobj *cksum); + int body_offset, struct xdr_netobj *cksum); void asn1_bitstring_len(struct xdr_netobj *in, int *enclen, int *zerobits); int decode_asn1_bitstring(struct xdr_netobj *out, char *in, int enclen, int explen); diff --git a/include/linux/sunrpc/sched.h b/include/linux/sunrpc/sched.h index 4d77e90d0b3..8b25629accd 100644 --- a/include/linux/sunrpc/sched.h +++ b/include/linux/sunrpc/sched.h @@ -27,6 +27,7 @@ struct rpc_message { struct rpc_cred * rpc_cred; /* Credentials */ }; +struct rpc_call_ops; struct rpc_wait_queue; struct rpc_wait { struct list_head list; /* wait queue links */ @@ -41,6 +42,7 @@ struct rpc_task { #ifdef RPC_DEBUG unsigned long tk_magic; /* 0xf00baa */ #endif + atomic_t tk_count; /* Reference count */ struct list_head tk_task; /* global list of tasks */ struct rpc_clnt * tk_client; /* RPC client */ struct rpc_rqst * tk_rqstp; /* RPC request */ @@ -50,8 +52,6 @@ struct rpc_task { * RPC call state */ struct rpc_message tk_msg; /* RPC call info */ - __u32 * tk_buffer; /* XDR buffer */ - size_t tk_bufsize; __u8 tk_garb_retry; __u8 tk_cred_retry; @@ -61,13 +61,12 @@ struct rpc_task { * timeout_fn to be executed by timer bottom half * callback to be executed after waking up * action next procedure for async tasks - * exit exit async task and report to caller + * tk_ops caller callbacks */ void (*tk_timeout_fn)(struct rpc_task *); void (*tk_callback)(struct rpc_task *); void (*tk_action)(struct rpc_task *); - void (*tk_exit)(struct rpc_task *); - void (*tk_release)(struct rpc_task *); + const struct rpc_call_ops *tk_ops; void * tk_calldata; /* @@ -78,7 +77,6 @@ struct rpc_task { struct timer_list tk_timer; /* kernel timer */ unsigned long tk_timeout; /* timeout for rpc_sleep() */ unsigned short tk_flags; /* misc flags */ - unsigned char tk_active : 1;/* Task has been activated */ unsigned char tk_priority : 2;/* Task priority */ unsigned long tk_runstate; /* Task run status */ struct workqueue_struct *tk_workqueue; /* Normally rpciod, but could @@ -111,6 +109,13 @@ struct rpc_task { typedef void (*rpc_action)(struct rpc_task *); +struct rpc_call_ops { + void (*rpc_call_prepare)(struct rpc_task *, void *); + void (*rpc_call_done)(struct rpc_task *, void *); + void (*rpc_release)(void *); +}; + + /* * RPC task flags */ @@ -129,7 +134,6 @@ typedef void (*rpc_action)(struct rpc_task *); #define RPC_IS_SWAPPER(t) ((t)->tk_flags & RPC_TASK_SWAPPER) #define RPC_DO_ROOTOVERRIDE(t) ((t)->tk_flags & RPC_TASK_ROOTCREDS) #define RPC_ASSASSINATED(t) ((t)->tk_flags & RPC_TASK_KILLED) -#define RPC_IS_ACTIVATED(t) ((t)->tk_active) #define RPC_DO_CALLBACK(t) ((t)->tk_callback != NULL) #define RPC_IS_SOFT(t) ((t)->tk_flags & RPC_TASK_SOFT) #define RPC_TASK_UNINTERRUPTIBLE(t) ((t)->tk_flags & RPC_TASK_NOINTR) @@ -138,6 +142,7 @@ typedef void (*rpc_action)(struct rpc_task *); #define RPC_TASK_QUEUED 1 #define RPC_TASK_WAKEUP 2 #define RPC_TASK_HAS_TIMER 3 +#define RPC_TASK_ACTIVE 4 #define RPC_IS_RUNNING(t) (test_bit(RPC_TASK_RUNNING, &(t)->tk_runstate)) #define rpc_set_running(t) (set_bit(RPC_TASK_RUNNING, &(t)->tk_runstate)) @@ -168,6 +173,15 @@ typedef void (*rpc_action)(struct rpc_task *); smp_mb__after_clear_bit(); \ } while (0) +#define RPC_IS_ACTIVATED(t) (test_bit(RPC_TASK_ACTIVE, &(t)->tk_runstate)) +#define rpc_set_active(t) (set_bit(RPC_TASK_ACTIVE, &(t)->tk_runstate)) +#define rpc_clear_active(t) \ + do { \ + smp_mb__before_clear_bit(); \ + clear_bit(RPC_TASK_ACTIVE, &(t)->tk_runstate); \ + smp_mb__after_clear_bit(); \ + } while(0) + /* * Task priorities. * Note: if you change these, you must also change @@ -228,11 +242,16 @@ struct rpc_wait_queue { /* * Function prototypes */ -struct rpc_task *rpc_new_task(struct rpc_clnt *, rpc_action, int flags); +struct rpc_task *rpc_new_task(struct rpc_clnt *, int flags, + const struct rpc_call_ops *ops, void *data); +struct rpc_task *rpc_run_task(struct rpc_clnt *clnt, int flags, + const struct rpc_call_ops *ops, void *data); struct rpc_task *rpc_new_child(struct rpc_clnt *, struct rpc_task *parent); -void rpc_init_task(struct rpc_task *, struct rpc_clnt *, - rpc_action exitfunc, int flags); +void rpc_init_task(struct rpc_task *task, struct rpc_clnt *clnt, + int flags, const struct rpc_call_ops *ops, + void *data); void rpc_release_task(struct rpc_task *); +void rpc_exit_task(struct rpc_task *); void rpc_killall_tasks(struct rpc_clnt *); int rpc_execute(struct rpc_task *); void rpc_run_child(struct rpc_task *parent, struct rpc_task *child, @@ -247,9 +266,11 @@ struct rpc_task *rpc_wake_up_next(struct rpc_wait_queue *); void rpc_wake_up_status(struct rpc_wait_queue *, int); void rpc_delay(struct rpc_task *, unsigned long); void * rpc_malloc(struct rpc_task *, size_t); +void rpc_free(struct rpc_task *); int rpciod_up(void); void rpciod_down(void); void rpciod_wake_up(void); +int __rpc_wait_for_completion_task(struct rpc_task *task, int (*)(void *)); #ifdef RPC_DEBUG void rpc_show_tasks(void); #endif @@ -259,7 +280,12 @@ void rpc_destroy_mempool(void); static inline void rpc_exit(struct rpc_task *task, int status) { task->tk_status = status; - task->tk_action = NULL; + task->tk_action = rpc_exit_task; +} + +static inline int rpc_wait_for_completion_task(struct rpc_task *task) +{ + return __rpc_wait_for_completion_task(task, NULL); } #ifdef RPC_DEBUG diff --git a/include/linux/sunrpc/svc.h b/include/linux/sunrpc/svc.h index e4086ec8b95..50cab2a09f2 100644 --- a/include/linux/sunrpc/svc.h +++ b/include/linux/sunrpc/svc.h @@ -246,6 +246,7 @@ struct svc_deferred_req { u32 prot; /* protocol (UDP or TCP) */ struct sockaddr_in addr; struct svc_sock *svsk; /* where reply must go */ + u32 daddr; /* where reply must come from */ struct cache_deferred_req handle; int argslen; u32 args[0]; diff --git a/include/linux/sunrpc/xdr.h b/include/linux/sunrpc/xdr.h index 5da968729cf..84c35d42d25 100644 --- a/include/linux/sunrpc/xdr.h +++ b/include/linux/sunrpc/xdr.h @@ -91,7 +91,6 @@ struct xdr_buf { u32 * xdr_encode_opaque_fixed(u32 *p, const void *ptr, unsigned int len); u32 * xdr_encode_opaque(u32 *p, const void *ptr, unsigned int len); u32 * xdr_encode_string(u32 *p, const char *s); -u32 * xdr_decode_string(u32 *p, char **sp, int *lenp, int maxlen); u32 * xdr_decode_string_inplace(u32 *p, char **sp, int *lenp, int maxlen); u32 * xdr_encode_netobj(u32 *p, const struct xdr_netobj *); u32 * xdr_decode_netobj(u32 *p, struct xdr_netobj *); @@ -135,11 +134,6 @@ xdr_adjust_iovec(struct kvec *iov, u32 *p) } /* - * Maximum number of iov's we use. - */ -#define MAX_IOVEC (12) - -/* * XDR buffer helper functions */ extern void xdr_shift_buf(struct xdr_buf *, size_t); diff --git a/include/linux/sunrpc/xprt.h b/include/linux/sunrpc/xprt.h index 3b8b6e823c7..6ef99b14ff0 100644 --- a/include/linux/sunrpc/xprt.h +++ b/include/linux/sunrpc/xprt.h @@ -79,21 +79,19 @@ struct rpc_rqst { void (*rq_release_snd_buf)(struct rpc_rqst *); /* release rq_enc_pages */ struct list_head rq_list; + __u32 * rq_buffer; /* XDR encode buffer */ + size_t rq_bufsize; + struct xdr_buf rq_private_buf; /* The receive buffer * used in the softirq. */ unsigned long rq_majortimeo; /* major timeout alarm */ unsigned long rq_timeout; /* Current timeout value */ unsigned int rq_retries; /* # of retries */ - /* - * For authentication (e.g. auth_des) - */ - u32 rq_creddata[2]; /* * Partial send handling */ - u32 rq_bytes_sent; /* Bytes we have sent */ unsigned long rq_xtime; /* when transmitted */ @@ -106,7 +104,10 @@ struct rpc_xprt_ops { void (*set_buffer_size)(struct rpc_xprt *xprt, size_t sndsize, size_t rcvsize); int (*reserve_xprt)(struct rpc_task *task); void (*release_xprt)(struct rpc_xprt *xprt, struct rpc_task *task); + void (*set_port)(struct rpc_xprt *xprt, unsigned short port); void (*connect)(struct rpc_task *task); + void * (*buf_alloc)(struct rpc_task *task, size_t size); + void (*buf_free)(struct rpc_task *task); int (*send_request)(struct rpc_task *task); void (*set_retrans_timeout)(struct rpc_task *task); void (*timer)(struct rpc_task *task); @@ -253,6 +254,7 @@ int xs_setup_tcp(struct rpc_xprt *xprt, struct rpc_timeout *to); #define XPRT_LOCKED (0) #define XPRT_CONNECTED (1) #define XPRT_CONNECTING (2) +#define XPRT_CLOSE_WAIT (3) static inline void xprt_set_connected(struct rpc_xprt *xprt) { diff --git a/include/linux/suspend.h b/include/linux/suspend.h index a61c04f804b..5dc94e777fa 100644 --- a/include/linux/suspend.h +++ b/include/linux/suspend.h @@ -14,11 +14,7 @@ typedef struct pbe { unsigned long address; /* address of the copy */ unsigned long orig_address; /* original address of page */ - swp_entry_t swap_address; - - struct pbe *next; /* also used as scratch space at - * end of page (see link, diskpage) - */ + struct pbe *next; } suspend_pagedir_t; #define for_each_pbe(pbe, pblist) \ @@ -77,6 +73,6 @@ unsigned long get_safe_page(gfp_t gfp_mask); * XXX: We try to keep some more pages free so that I/O operations succeed * without paging. Might this be more? */ -#define PAGES_FOR_IO 512 +#define PAGES_FOR_IO 1024 #endif /* _LINUX_SWSUSP_H */ diff --git a/include/linux/swap.h b/include/linux/swap.h index 508668f840b..4a99e4a7fbf 100644 --- a/include/linux/swap.h +++ b/include/linux/swap.h @@ -167,15 +167,38 @@ extern void FASTCALL(lru_cache_add_active(struct page *)); extern void FASTCALL(activate_page(struct page *)); extern void FASTCALL(mark_page_accessed(struct page *)); extern void lru_add_drain(void); +extern int lru_add_drain_all(void); extern int rotate_reclaimable_page(struct page *page); extern void swap_setup(void); /* linux/mm/vmscan.c */ extern int try_to_free_pages(struct zone **, gfp_t); -extern int zone_reclaim(struct zone *, gfp_t, unsigned int); extern int shrink_all_memory(int); extern int vm_swappiness; +#ifdef CONFIG_NUMA +extern int zone_reclaim_mode; +extern int zone_reclaim(struct zone *, gfp_t, unsigned int); +#else +#define zone_reclaim_mode 0 +static inline int zone_reclaim(struct zone *z, gfp_t mask, unsigned int order) +{ + return 0; +} +#endif + +#ifdef CONFIG_MIGRATION +extern int isolate_lru_page(struct page *p); +extern int putback_lru_pages(struct list_head *l); +extern int migrate_pages(struct list_head *l, struct list_head *t, + struct list_head *moved, struct list_head *failed); +#else +static inline int isolate_lru_page(struct page *p) { return -ENOSYS; } +static inline int putback_lru_pages(struct list_head *l) { return 0; } +static inline int migrate_pages(struct list_head *l, struct list_head *t, + struct list_head *moved, struct list_head *failed) { return -ENOSYS; } +#endif + #ifdef CONFIG_MMU /* linux/mm/shmem.c */ extern int shmem_unuse(swp_entry_t entry, struct page *page); @@ -193,7 +216,7 @@ extern int rw_swap_page_sync(int, swp_entry_t, struct page *); extern struct address_space swapper_space; #define total_swapcache_pages swapper_space.nrpages extern void show_swap_cache_info(void); -extern int add_to_swap(struct page *); +extern int add_to_swap(struct page *, gfp_t); extern void __delete_from_swap_cache(struct page *); extern void delete_from_swap_cache(struct page *); extern int move_to_swap_cache(struct page *, swp_entry_t); @@ -210,6 +233,7 @@ extern unsigned int nr_swapfiles; extern struct swap_info_struct swap_info[]; extern void si_swapinfo(struct sysinfo *); extern swp_entry_t get_swap_page(void); +extern swp_entry_t get_swap_page_of_type(int type); extern int swap_duplicate(swp_entry_t); extern int valid_swaphandles(swp_entry_t, unsigned long *); extern void swap_free(swp_entry_t); diff --git a/include/linux/synclink.h b/include/linux/synclink.h index 763bd290f28..1b7cd8d1a71 100644 --- a/include/linux/synclink.h +++ b/include/linux/synclink.h @@ -1,7 +1,7 @@ /* * SyncLink Multiprotocol Serial Adapter Driver * - * $Id: synclink.h,v 3.6 2002/02/20 21:58:20 paulkf Exp $ + * $Id: synclink.h,v 3.10 2005/11/08 19:50:54 paulkf Exp $ * * Copyright (C) 1998-2000 by Microgate Corporation * @@ -128,10 +128,14 @@ #define MGSL_BUS_TYPE_EISA 2 #define MGSL_BUS_TYPE_PCI 5 +#define MGSL_INTERFACE_MASK 0xf #define MGSL_INTERFACE_DISABLE 0 #define MGSL_INTERFACE_RS232 1 #define MGSL_INTERFACE_V35 2 #define MGSL_INTERFACE_RS422 3 +#define MGSL_INTERFACE_RTS_EN 0x10 +#define MGSL_INTERFACE_LL 0x20 +#define MGSL_INTERFACE_RL 0x40 typedef struct _MGSL_PARAMS { @@ -163,6 +167,9 @@ typedef struct _MGSL_PARAMS #define SYNCLINK_DEVICE_ID 0x0010 #define MGSCC_DEVICE_ID 0x0020 #define SYNCLINK_SCA_DEVICE_ID 0x0030 +#define SYNCLINK_GT_DEVICE_ID 0x0070 +#define SYNCLINK_GT4_DEVICE_ID 0x0080 +#define SYNCLINK_AC_DEVICE_ID 0x0090 #define MGSL_MAX_SERIAL_NUMBER 30 /* diff --git a/include/linux/syscalls.h b/include/linux/syscalls.h index c7007b1db91..e666d607056 100644 --- a/include/linux/syscalls.h +++ b/include/linux/syscalls.h @@ -510,6 +510,28 @@ asmlinkage long sys_keyctl(int cmd, unsigned long arg2, unsigned long arg3, asmlinkage long sys_ioprio_set(int which, int who, int ioprio); asmlinkage long sys_ioprio_get(int which, int who); asmlinkage long sys_set_mempolicy(int mode, unsigned long __user *nmask, - unsigned long maxnode); + unsigned long maxnode); +asmlinkage long sys_migrate_pages(pid_t pid, unsigned long maxnode, + const unsigned long __user *from, + const unsigned long __user *to); +asmlinkage long sys_mbind(unsigned long start, unsigned long len, + unsigned long mode, + unsigned long __user *nmask, + unsigned long maxnode, + unsigned flags); +asmlinkage long sys_get_mempolicy(int __user *policy, + unsigned long __user *nmask, + unsigned long maxnode, + unsigned long addr, unsigned long flags); + +asmlinkage long sys_inotify_init(void); +asmlinkage long sys_inotify_add_watch(int fd, const char __user *path, + u32 mask); +asmlinkage long sys_inotify_rm_watch(int fd, u32 wd); + +asmlinkage long sys_spu_run(int fd, __u32 __user *unpc, + __u32 __user *ustatus); +asmlinkage long sys_spu_create(const char __user *name, + unsigned int flags, mode_t mode); #endif diff --git a/include/linux/sysctl.h b/include/linux/sysctl.h index 4be34ef8c2f..8352a7ce589 100644 --- a/include/linux/sysctl.h +++ b/include/linux/sysctl.h @@ -124,7 +124,7 @@ enum KERN_OVERFLOWUID=46, /* int: overflow UID */ KERN_OVERFLOWGID=47, /* int: overflow GID */ KERN_SHMPATH=48, /* string: path to shm fs */ - KERN_HOTPLUG=49, /* string: path to hotplug policy agent */ + KERN_HOTPLUG=49, /* string: path to uevent helper (deprecated) */ KERN_IEEE_EMULATION_WARNINGS=50, /* int: unimplemented ieee instructions */ KERN_S390_USER_DEBUG_LOGGING=51, /* int: dumps of user faults */ KERN_CORE_USES_PID=52, /* int: use core or core.%pid */ @@ -180,6 +180,9 @@ enum VM_VFS_CACHE_PRESSURE=26, /* dcache/icache reclaim pressure */ VM_LEGACY_VA_LAYOUT=27, /* legacy/compatibility virtual address space layout */ VM_SWAP_TOKEN_TIMEOUT=28, /* default time for token time out */ + VM_DROP_PAGECACHE=29, /* int: nuke lots of pagecache */ + VM_PERCPU_PAGELIST_FRACTION=30,/* int: fraction of pages in each percpu_pagelist */ + VM_ZONE_RECLAIM_MODE=31,/* reclaim local zone memory before going off node */ }; @@ -390,6 +393,7 @@ enum NET_IPV4_ICMP_ERRORS_USE_INBOUND_IFADDR=109, NET_TCP_CONG_CONTROL=110, NET_TCP_ABC=111, + NET_IPV4_IPFRAG_MAX_DIST=112, }; enum { diff --git a/include/linux/tcp.h b/include/linux/tcp.h index 0e1da6602e0..f2bb2396853 100644 --- a/include/linux/tcp.h +++ b/include/linux/tcp.h @@ -55,22 +55,6 @@ struct tcphdr { __u16 urg_ptr; }; -#define TCP_ACTION_FIN (1 << 7) - -enum { - TCPF_ESTABLISHED = (1 << 1), - TCPF_SYN_SENT = (1 << 2), - TCPF_SYN_RECV = (1 << 3), - TCPF_FIN_WAIT1 = (1 << 4), - TCPF_FIN_WAIT2 = (1 << 5), - TCPF_TIME_WAIT = (1 << 6), - TCPF_CLOSE = (1 << 7), - TCPF_CLOSE_WAIT = (1 << 8), - TCPF_LAST_ACK = (1 << 9), - TCPF_LISTEN = (1 << 10), - TCPF_CLOSING = (1 << 11) -}; - /* * The union cast uses a gcc extension to avoid aliasing problems * (union is compatible to any of its members) @@ -254,10 +238,9 @@ struct tcp_sock { __u32 snd_wl1; /* Sequence for window update */ __u32 snd_wnd; /* The window we expect to receive */ __u32 max_window; /* Maximal window ever seen from peer */ - __u32 pmtu_cookie; /* Last pmtu seen by socket */ __u32 mss_cache; /* Cached effective mss, not including SACKS */ __u16 xmit_size_goal; /* Goal for segmenting output packets */ - __u16 ext_header_len; /* Network protocol overhead (IP/IPv6 options) */ + /* XXX Two bytes hole, try to pack */ __u32 window_clamp; /* Maximal window to advertise */ __u32 rcv_ssthresh; /* Current window clamp */ @@ -295,8 +278,6 @@ struct tcp_sock { struct sk_buff_head out_of_order_queue; /* Out of order segments go here */ - struct tcp_func *af_specific; /* Operations which are AF_INET{4,6} specific */ - __u32 rcv_wnd; /* Current receiver window */ __u32 rcv_wup; /* rcv_nxt on last window update sent */ __u32 write_seq; /* Tail(+1) of data held in tcp send buffer */ diff --git a/include/linux/time.h b/include/linux/time.h index 797ccd813bb..614dd846583 100644 --- a/include/linux/time.h +++ b/include/linux/time.h @@ -4,7 +4,7 @@ #include <linux/types.h> #ifdef __KERNEL__ -#include <linux/seqlock.h> +# include <linux/seqlock.h> #endif #ifndef _STRUCT_TIMESPEC @@ -13,7 +13,7 @@ struct timespec { time_t tv_sec; /* seconds */ long tv_nsec; /* nanoseconds */ }; -#endif /* _STRUCT_TIMESPEC */ +#endif struct timeval { time_t tv_sec; /* seconds */ @@ -27,93 +27,103 @@ struct timezone { #ifdef __KERNEL__ -/* Parameters used to convert the timespec values */ -#define MSEC_PER_SEC (1000L) -#define USEC_PER_SEC (1000000L) -#define NSEC_PER_SEC (1000000000L) -#define NSEC_PER_USEC (1000L) +/* Parameters used to convert the timespec values: */ +#define MSEC_PER_SEC 1000L +#define USEC_PER_SEC 1000000L +#define NSEC_PER_SEC 1000000000L +#define NSEC_PER_USEC 1000L -static __inline__ int timespec_equal(struct timespec *a, struct timespec *b) -{ +static __inline__ int timespec_equal(struct timespec *a, struct timespec *b) +{ return (a->tv_sec == b->tv_sec) && (a->tv_nsec == b->tv_nsec); -} +} -/* Converts Gregorian date to seconds since 1970-01-01 00:00:00. - * Assumes input in normal date format, i.e. 1980-12-31 23:59:59 - * => year=1980, mon=12, day=31, hour=23, min=59, sec=59. - * - * [For the Julian calendar (which was used in Russia before 1917, - * Britain & colonies before 1752, anywhere else before 1582, - * and is still in use by some communities) leave out the - * -year/100+year/400 terms, and add 10.] - * - * This algorithm was first published by Gauss (I think). - * - * WARNING: this function will overflow on 2106-02-07 06:28:16 on - * machines were long is 32-bit! (However, as time_t is signed, we - * will already get problems at other places on 2038-01-19 03:14:08) +extern unsigned long mktime(const unsigned int year, const unsigned int mon, + const unsigned int day, const unsigned int hour, + const unsigned int min, const unsigned int sec); + +extern void set_normalized_timespec(struct timespec *ts, time_t sec, long nsec); + +/* + * Returns true if the timespec is norm, false if denorm: */ -static inline unsigned long -mktime (unsigned int year, unsigned int mon, - unsigned int day, unsigned int hour, - unsigned int min, unsigned int sec) -{ - if (0 >= (int) (mon -= 2)) { /* 1..12 -> 11,12,1..10 */ - mon += 12; /* Puts Feb last since it has leap day */ - year -= 1; - } - - return ((( - (unsigned long) (year/4 - year/100 + year/400 + 367*mon/12 + day) + - year*365 - 719499 - )*24 + hour /* now have hours */ - )*60 + min /* now have minutes */ - )*60 + sec; /* finally seconds */ -} +#define timespec_valid(ts) \ + (((ts)->tv_sec >= 0) && (((unsigned) (ts)->tv_nsec) < NSEC_PER_SEC)) + +/* + * 64-bit nanosec type. Large enough to span 292+ years in nanosecond + * resolution. Ought to be enough for a while. + */ +typedef s64 nsec_t; extern struct timespec xtime; extern struct timespec wall_to_monotonic; extern seqlock_t xtime_lock; static inline unsigned long get_seconds(void) -{ +{ return xtime.tv_sec; } struct timespec current_kernel_time(void); -#define CURRENT_TIME (current_kernel_time()) -#define CURRENT_TIME_SEC ((struct timespec) { xtime.tv_sec, 0 }) +#define CURRENT_TIME (current_kernel_time()) +#define CURRENT_TIME_SEC ((struct timespec) { xtime.tv_sec, 0 }) extern void do_gettimeofday(struct timeval *tv); extern int do_settimeofday(struct timespec *tv); extern int do_sys_settimeofday(struct timespec *tv, struct timezone *tz); -extern void clock_was_set(void); // call when ever the clock is set -extern int do_posix_clock_monotonic_gettime(struct timespec *tp); -extern long do_utimes(char __user * filename, struct timeval * times); +#define do_posix_clock_monotonic_gettime(ts) ktime_get_ts(ts) +extern long do_utimes(int dfd, char __user *filename, struct timeval *times); struct itimerval; -extern int do_setitimer(int which, struct itimerval *value, struct itimerval *ovalue); +extern int do_setitimer(int which, struct itimerval *value, + struct itimerval *ovalue); extern int do_getitimer(int which, struct itimerval *value); -extern void getnstimeofday (struct timespec *tv); -extern void getnstimestamp(struct timespec *ts); +extern void getnstimeofday(struct timespec *tv); extern struct timespec timespec_trunc(struct timespec t, unsigned gran); -static inline void -set_normalized_timespec (struct timespec *ts, time_t sec, long nsec) +/** + * timespec_to_ns - Convert timespec to nanoseconds + * @ts: pointer to the timespec variable to be converted + * + * Returns the scalar nanosecond representation of the timespec + * parameter. + */ +static inline nsec_t timespec_to_ns(const struct timespec *ts) { - while (nsec >= NSEC_PER_SEC) { - nsec -= NSEC_PER_SEC; - ++sec; - } - while (nsec < 0) { - nsec += NSEC_PER_SEC; - --sec; - } - ts->tv_sec = sec; - ts->tv_nsec = nsec; + return ((nsec_t) ts->tv_sec * NSEC_PER_SEC) + ts->tv_nsec; } +/** + * timeval_to_ns - Convert timeval to nanoseconds + * @ts: pointer to the timeval variable to be converted + * + * Returns the scalar nanosecond representation of the timeval + * parameter. + */ +static inline nsec_t timeval_to_ns(const struct timeval *tv) +{ + return ((nsec_t) tv->tv_sec * NSEC_PER_SEC) + + tv->tv_usec * NSEC_PER_USEC; +} + +/** + * ns_to_timespec - Convert nanoseconds to timespec + * @nsec: the nanoseconds value to be converted + * + * Returns the timespec representation of the nsec parameter. + */ +extern struct timespec ns_to_timespec(const nsec_t nsec); + +/** + * ns_to_timeval - Convert nanoseconds to timeval + * @nsec: the nanoseconds value to be converted + * + * Returns the timeval representation of the nsec parameter. + */ +extern struct timeval ns_to_timeval(const nsec_t nsec); + #endif /* __KERNEL__ */ #define NFDBITS __NFDBITS @@ -126,49 +136,41 @@ set_normalized_timespec (struct timespec *ts, time_t sec, long nsec) /* * Names of the interval timers, and structure - * defining a timer setting. + * defining a timer setting: */ -#define ITIMER_REAL 0 -#define ITIMER_VIRTUAL 1 -#define ITIMER_PROF 2 +#define ITIMER_REAL 0 +#define ITIMER_VIRTUAL 1 +#define ITIMER_PROF 2 -struct itimerspec { - struct timespec it_interval; /* timer period */ - struct timespec it_value; /* timer expiration */ +struct itimerspec { + struct timespec it_interval; /* timer period */ + struct timespec it_value; /* timer expiration */ }; -struct itimerval { - struct timeval it_interval; /* timer interval */ - struct timeval it_value; /* current value */ +struct itimerval { + struct timeval it_interval; /* timer interval */ + struct timeval it_value; /* current value */ }; - /* - * The IDs of the various system clocks (for POSIX.1b interval timers). + * The IDs of the various system clocks (for POSIX.1b interval timers): */ -#define CLOCK_REALTIME 0 -#define CLOCK_MONOTONIC 1 -#define CLOCK_PROCESS_CPUTIME_ID 2 -#define CLOCK_THREAD_CPUTIME_ID 3 -#define CLOCK_REALTIME_HR 4 -#define CLOCK_MONOTONIC_HR 5 +#define CLOCK_REALTIME 0 +#define CLOCK_MONOTONIC 1 +#define CLOCK_PROCESS_CPUTIME_ID 2 +#define CLOCK_THREAD_CPUTIME_ID 3 /* - * The IDs of various hardware clocks + * The IDs of various hardware clocks: */ - - -#define CLOCK_SGI_CYCLE 10 -#define MAX_CLOCKS 16 -#define CLOCKS_MASK (CLOCK_REALTIME | CLOCK_MONOTONIC | \ - CLOCK_REALTIME_HR | CLOCK_MONOTONIC_HR) -#define CLOCKS_MONO (CLOCK_MONOTONIC & CLOCK_MONOTONIC_HR) +#define CLOCK_SGI_CYCLE 10 +#define MAX_CLOCKS 16 +#define CLOCKS_MASK (CLOCK_REALTIME | CLOCK_MONOTONIC) +#define CLOCKS_MONO CLOCK_MONOTONIC /* - * The various flags for setting POSIX.1b interval timers. + * The various flags for setting POSIX.1b interval timers: */ - -#define TIMER_ABSTIME 0x01 - +#define TIMER_ABSTIME 0x01 #endif diff --git a/include/linux/timer.h b/include/linux/timer.h index 72f3a778110..9b9877fd250 100644 --- a/include/linux/timer.h +++ b/include/linux/timer.h @@ -96,6 +96,6 @@ static inline void add_timer(struct timer_list *timer) extern void init_timers(void); extern void run_local_timers(void); -extern void it_real_fn(unsigned long); +extern int it_real_fn(void *); #endif diff --git a/include/linux/tipc.h b/include/linux/tipc.h new file mode 100644 index 00000000000..243a15f5400 --- /dev/null +++ b/include/linux/tipc.h @@ -0,0 +1,212 @@ +/* + * include/linux/tipc.h: Include file for TIPC socket interface + * + * Copyright (c) 2003-2006, Ericsson AB + * Copyright (c) 2005, Wind River Systems + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. Neither the names of the copyright holders nor the names of its + * contributors may be used to endorse or promote products derived from + * this software without specific prior written permission. + * + * Alternatively, this software may be distributed under the terms of the + * GNU General Public License ("GPL") version 2 as published by the Free + * Software Foundation. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef _LINUX_TIPC_H_ +#define _LINUX_TIPC_H_ + +#include <linux/types.h> + +/* + * TIPC addressing primitives + */ + +struct tipc_portid { + __u32 ref; + __u32 node; +}; + +struct tipc_name { + __u32 type; + __u32 instance; +}; + +struct tipc_name_seq { + __u32 type; + __u32 lower; + __u32 upper; +}; + +static inline __u32 tipc_addr(unsigned int zone, + unsigned int cluster, + unsigned int node) +{ + return (zone << 24) | (cluster << 12) | node; +} + +static inline unsigned int tipc_zone(__u32 addr) +{ + return addr >> 24; +} + +static inline unsigned int tipc_cluster(__u32 addr) +{ + return (addr >> 12) & 0xfff; +} + +static inline unsigned int tipc_node(__u32 addr) +{ + return addr & 0xfff; +} + +/* + * Application-accessible port name types + */ + +#define TIPC_CFG_SRV 0 /* configuration service name type */ +#define TIPC_TOP_SRV 1 /* topology service name type */ +#define TIPC_RESERVED_TYPES 64 /* lowest user-publishable name type */ + +/* + * Publication scopes when binding port names and port name sequences + */ + +#define TIPC_ZONE_SCOPE 1 +#define TIPC_CLUSTER_SCOPE 2 +#define TIPC_NODE_SCOPE 3 + +/* + * Limiting values for messages + */ + +#define TIPC_MAX_USER_MSG_SIZE 66000 + +/* + * Message importance levels + */ + +#define TIPC_LOW_IMPORTANCE 0 /* default */ +#define TIPC_MEDIUM_IMPORTANCE 1 +#define TIPC_HIGH_IMPORTANCE 2 +#define TIPC_CRITICAL_IMPORTANCE 3 + +/* + * Msg rejection/connection shutdown reasons + */ + +#define TIPC_OK 0 +#define TIPC_ERR_NO_NAME 1 +#define TIPC_ERR_NO_PORT 2 +#define TIPC_ERR_NO_NODE 3 +#define TIPC_ERR_OVERLOAD 4 +#define TIPC_CONN_SHUTDOWN 5 + +/* + * TIPC topology subscription service definitions + */ + +#define TIPC_SUB_PORTS 0x01 /* filter for port availability */ +#define TIPC_SUB_SERVICE 0x02 /* filter for service availability */ +#if 0 +/* The following filter options are not currently implemented */ +#define TIPC_SUB_NO_BIND_EVTS 0x04 /* filter out "publish" events */ +#define TIPC_SUB_NO_UNBIND_EVTS 0x08 /* filter out "withdraw" events */ +#define TIPC_SUB_SINGLE_EVT 0x10 /* expire after first event */ +#endif + +#define TIPC_WAIT_FOREVER ~0 /* timeout for permanent subscription */ + +struct tipc_subscr { + struct tipc_name_seq seq; /* name sequence of interest */ + __u32 timeout; /* subscription duration (in ms) */ + __u32 filter; /* bitmask of filter options */ + char usr_handle[8]; /* available for subscriber use */ +}; + +#define TIPC_PUBLISHED 1 /* publication event */ +#define TIPC_WITHDRAWN 2 /* withdraw event */ +#define TIPC_SUBSCR_TIMEOUT 3 /* subscription timeout event */ + +struct tipc_event { + __u32 event; /* event type */ + __u32 found_lower; /* matching name seq instances */ + __u32 found_upper; /* " " " " */ + struct tipc_portid port; /* associated port */ + struct tipc_subscr s; /* associated subscription */ +}; + +/* + * Socket API + */ + +#ifndef AF_TIPC +#define AF_TIPC 30 +#endif + +#ifndef PF_TIPC +#define PF_TIPC AF_TIPC +#endif + +#ifndef SOL_TIPC +#define SOL_TIPC 271 +#endif + +#define TIPC_ADDR_NAMESEQ 1 +#define TIPC_ADDR_MCAST 1 +#define TIPC_ADDR_NAME 2 +#define TIPC_ADDR_ID 3 + +struct sockaddr_tipc { + unsigned short family; + unsigned char addrtype; + signed char scope; + union { + struct tipc_portid id; + struct tipc_name_seq nameseq; + struct { + struct tipc_name name; + __u32 domain; /* 0: own zone */ + } name; + } addr; +}; + +/* + * Ancillary data objects supported by recvmsg() + */ + +#define TIPC_ERRINFO 1 /* error info */ +#define TIPC_RETDATA 2 /* returned data */ +#define TIPC_DESTNAME 3 /* destination name */ + +/* + * TIPC-specific socket option values + */ + +#define TIPC_IMPORTANCE 127 /* Default: TIPC_LOW_IMPORTANCE */ +#define TIPC_SRC_DROPPABLE 128 /* Default: 0 (resend congested msg) */ +#define TIPC_DEST_DROPPABLE 129 /* Default: based on socket type */ +#define TIPC_CONN_TIMEOUT 130 /* Default: 8000 (ms) */ + +#endif diff --git a/include/linux/tipc_config.h b/include/linux/tipc_config.h new file mode 100644 index 00000000000..33a653913d9 --- /dev/null +++ b/include/linux/tipc_config.h @@ -0,0 +1,410 @@ +/* + * include/linux/tipc_config.h: Include file for TIPC configuration interface + * + * Copyright (c) 2003-2006, Ericsson AB + * Copyright (c) 2005, Wind River Systems + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. Neither the names of the copyright holders nor the names of its + * contributors may be used to endorse or promote products derived from + * this software without specific prior written permission. + * + * Alternatively, this software may be distributed under the terms of the + * GNU General Public License ("GPL") version 2 as published by the Free + * Software Foundation. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef _LINUX_TIPC_CONFIG_H_ +#define _LINUX_TIPC_CONFIG_H_ + +#include <linux/types.h> +#include <linux/string.h> +#include <asm/byteorder.h> + +/* + * Configuration + * + * All configuration management messaging involves sending a request message + * to the TIPC configuration service on a node, which sends a reply message + * back. (In the future multi-message replies may be supported.) + * + * Both request and reply messages consist of a transport header and payload. + * The transport header contains info about the desired operation; + * the payload consists of zero or more type/length/value (TLV) items + * which specify parameters or results for the operation. + * + * For many operations, the request and reply messages have a fixed number + * of TLVs (usually zero or one); however, some reply messages may return + * a variable number of TLVs. A failed request is denoted by the presence + * of an "error string" TLV in the reply message instead of the TLV(s) the + * reply should contain if the request succeeds. + */ + +/* + * Public commands: + * May be issued by any process. + * Accepted by own node, or by remote node only if remote management enabled. + */ + +#define TIPC_CMD_NOOP 0x0000 /* tx none, rx none */ +#define TIPC_CMD_GET_NODES 0x0001 /* tx net_addr, rx node_info(s) */ +#define TIPC_CMD_GET_MEDIA_NAMES 0x0002 /* tx none, rx media_name(s) */ +#define TIPC_CMD_GET_BEARER_NAMES 0x0003 /* tx none, rx bearer_name(s) */ +#define TIPC_CMD_GET_LINKS 0x0004 /* tx net_addr, rx link_info(s) */ +#define TIPC_CMD_SHOW_NAME_TABLE 0x0005 /* tx name_tbl_query, rx ultra_string */ +#define TIPC_CMD_SHOW_PORTS 0x0006 /* tx none, rx ultra_string */ +#define TIPC_CMD_SHOW_LINK_STATS 0x000B /* tx link_name, rx ultra_string */ + +#if 0 +#define TIPC_CMD_SHOW_PORT_STATS 0x0008 /* tx port_ref, rx ultra_string */ +#define TIPC_CMD_RESET_PORT_STATS 0x0009 /* tx port_ref, rx none */ +#define TIPC_CMD_GET_ROUTES 0x000A /* tx ?, rx ? */ +#define TIPC_CMD_GET_LINK_PEER 0x000D /* tx link_name, rx ? */ +#endif + +/* + * Protected commands: + * May only be issued by "network administration capable" process. + * Accepted by own node, or by remote node only if remote management enabled + * and this node is zone manager. + */ + +#define TIPC_CMD_GET_REMOTE_MNG 0x4003 /* tx none, rx unsigned */ +#define TIPC_CMD_GET_MAX_PORTS 0x4004 /* tx none, rx unsigned */ +#define TIPC_CMD_GET_MAX_PUBL 0x4005 /* tx none, rx unsigned */ +#define TIPC_CMD_GET_MAX_SUBSCR 0x4006 /* tx none, rx unsigned */ +#define TIPC_CMD_GET_MAX_ZONES 0x4007 /* tx none, rx unsigned */ +#define TIPC_CMD_GET_MAX_CLUSTERS 0x4008 /* tx none, rx unsigned */ +#define TIPC_CMD_GET_MAX_NODES 0x4009 /* tx none, rx unsigned */ +#define TIPC_CMD_GET_MAX_SLAVES 0x400A /* tx none, rx unsigned */ +#define TIPC_CMD_GET_NETID 0x400B /* tx none, rx unsigned */ + +#define TIPC_CMD_ENABLE_BEARER 0x4101 /* tx bearer_config, rx none */ +#define TIPC_CMD_DISABLE_BEARER 0x4102 /* tx bearer_name, rx none */ +#define TIPC_CMD_SET_LINK_TOL 0x4107 /* tx link_config, rx none */ +#define TIPC_CMD_SET_LINK_PRI 0x4108 /* tx link_config, rx none */ +#define TIPC_CMD_SET_LINK_WINDOW 0x4109 /* tx link_config, rx none */ +#define TIPC_CMD_SET_LOG_SIZE 0x410A /* tx unsigned, rx none */ +#define TIPC_CMD_DUMP_LOG 0x410B /* tx none, rx ultra_string */ +#define TIPC_CMD_RESET_LINK_STATS 0x410C /* tx link_name, rx none */ + +#if 0 +#define TIPC_CMD_CREATE_LINK 0x4103 /* tx link_create, rx none */ +#define TIPC_CMD_REMOVE_LINK 0x4104 /* tx link_name, rx none */ +#define TIPC_CMD_BLOCK_LINK 0x4105 /* tx link_name, rx none */ +#define TIPC_CMD_UNBLOCK_LINK 0x4106 /* tx link_name, rx none */ +#endif + +/* + * Private commands: + * May only be issued by "network administration capable" process. + * Accepted by own node only; cannot be used on a remote node. + */ + +#define TIPC_CMD_SET_NODE_ADDR 0x8001 /* tx net_addr, rx none */ +#if 0 +#define TIPC_CMD_SET_ZONE_MASTER 0x8002 /* tx none, rx none */ +#endif +#define TIPC_CMD_SET_REMOTE_MNG 0x8003 /* tx unsigned, rx none */ +#define TIPC_CMD_SET_MAX_PORTS 0x8004 /* tx unsigned, rx none */ +#define TIPC_CMD_SET_MAX_PUBL 0x8005 /* tx unsigned, rx none */ +#define TIPC_CMD_SET_MAX_SUBSCR 0x8006 /* tx unsigned, rx none */ +#define TIPC_CMD_SET_MAX_ZONES 0x8007 /* tx unsigned, rx none */ +#define TIPC_CMD_SET_MAX_CLUSTERS 0x8008 /* tx unsigned, rx none */ +#define TIPC_CMD_SET_MAX_NODES 0x8009 /* tx unsigned, rx none */ +#define TIPC_CMD_SET_MAX_SLAVES 0x800A /* tx unsigned, rx none */ +#define TIPC_CMD_SET_NETID 0x800B /* tx unsigned, rx none */ + +/* + * TLV types defined for TIPC + */ + +#define TIPC_TLV_NONE 0 /* no TLV present */ +#define TIPC_TLV_VOID 1 /* empty TLV (0 data bytes)*/ +#define TIPC_TLV_UNSIGNED 2 /* 32-bit integer */ +#define TIPC_TLV_STRING 3 /* char[128] (max) */ +#define TIPC_TLV_LARGE_STRING 4 /* char[2048] (max) */ +#define TIPC_TLV_ULTRA_STRING 5 /* char[32768] (max) */ + +#define TIPC_TLV_ERROR_STRING 16 /* char[128] containing "error code" */ +#define TIPC_TLV_NET_ADDR 17 /* 32-bit integer denoting <Z.C.N> */ +#define TIPC_TLV_MEDIA_NAME 18 /* char[TIPC_MAX_MEDIA_NAME] */ +#define TIPC_TLV_BEARER_NAME 19 /* char[TIPC_MAX_BEARER_NAME] */ +#define TIPC_TLV_LINK_NAME 20 /* char[TIPC_MAX_LINK_NAME] */ +#define TIPC_TLV_NODE_INFO 21 /* struct tipc_node_info */ +#define TIPC_TLV_LINK_INFO 22 /* struct tipc_link_info */ +#define TIPC_TLV_BEARER_CONFIG 23 /* struct tipc_bearer_config */ +#define TIPC_TLV_LINK_CONFIG 24 /* struct tipc_link_config */ +#define TIPC_TLV_NAME_TBL_QUERY 25 /* struct tipc_name_table_query */ +#define TIPC_TLV_PORT_REF 26 /* 32-bit port reference */ + +/* + * Maximum sizes of TIPC bearer-related names (including terminating NUL) + */ + +#define TIPC_MAX_MEDIA_NAME 16 /* format = media */ +#define TIPC_MAX_IF_NAME 16 /* format = interface */ +#define TIPC_MAX_BEARER_NAME 32 /* format = media:interface */ +#define TIPC_MAX_LINK_NAME 60 /* format = Z.C.N:interface-Z.C.N:interface */ + +/* + * Link priority limits (min, default, max, media default) + */ + +#define TIPC_MIN_LINK_PRI 0 +#define TIPC_DEF_LINK_PRI 10 +#define TIPC_MAX_LINK_PRI 31 +#define TIPC_MEDIA_LINK_PRI (TIPC_MAX_LINK_PRI + 1) + +/* + * Link tolerance limits (min, default, max), in ms + */ + +#define TIPC_MIN_LINK_TOL 50 +#define TIPC_DEF_LINK_TOL 1500 +#define TIPC_MAX_LINK_TOL 30000 + +/* + * Link window limits (min, default, max), in packets + */ + +#define TIPC_MIN_LINK_WIN 16 +#define TIPC_DEF_LINK_WIN 50 +#define TIPC_MAX_LINK_WIN 150 + + +struct tipc_node_info { + __u32 addr; /* network address of node */ + __u32 up; /* 0=down, 1= up */ +}; + +struct tipc_link_info { + __u32 dest; /* network address of peer node */ + __u32 up; /* 0=down, 1=up */ + char str[TIPC_MAX_LINK_NAME]; /* link name */ +}; + +struct tipc_bearer_config { + __u32 priority; /* Range [1,31]. Override per link */ + __u32 detect_scope; + char name[TIPC_MAX_BEARER_NAME]; +}; + +struct tipc_link_config { + __u32 value; + char name[TIPC_MAX_LINK_NAME]; +}; + +#define TIPC_NTQ_ALLTYPES 0x80000000 + +struct tipc_name_table_query { + __u32 depth; /* 1:type, 2:+name info, 3:+port info, 4+:+debug info */ + __u32 type; /* {t,l,u} info ignored if high bit of "depth" is set */ + __u32 lowbound; /* (i.e. displays all entries of name table) */ + __u32 upbound; +}; + +/* + * The error string TLV is a null-terminated string describing the cause + * of the request failure. To simplify error processing (and to save space) + * the first character of the string can be a special error code character + * (lying by the range 0x80 to 0xFF) which represents a pre-defined reason. + */ + +#define TIPC_CFG_TLV_ERROR "\x80" /* request contains incorrect TLV(s) */ +#define TIPC_CFG_NOT_NET_ADMIN "\x81" /* must be network administrator */ +#define TIPC_CFG_NOT_ZONE_MSTR "\x82" /* must be zone master */ +#define TIPC_CFG_NO_REMOTE "\x83" /* remote management not enabled */ +#define TIPC_CFG_NOT_SUPPORTED "\x84" /* request is not supported by TIPC */ +#define TIPC_CFG_INVALID_VALUE "\x85" /* request has invalid argument value */ + +#if 0 +/* prototypes TLV structures for proposed commands */ +struct tipc_link_create { + __u32 domain; + struct tipc_media_addr peer_addr; + char bearer_name[TIPC_MAX_BEARER_NAME]; +}; + +struct tipc_route_info { + __u32 dest; + __u32 router; +}; +#endif + +/* + * A TLV consists of a descriptor, followed by the TLV value. + * TLV descriptor fields are stored in network byte order; + * TLV values must also be stored in network byte order (where applicable). + * TLV descriptors must be aligned to addresses which are multiple of 4, + * so up to 3 bytes of padding may exist at the end of the TLV value area. + * There must not be any padding between the TLV descriptor and its value. + */ + +struct tlv_desc { + __u16 tlv_len; /* TLV length (descriptor + value) */ + __u16 tlv_type; /* TLV identifier */ +}; + +#define TLV_ALIGNTO 4 + +#define TLV_ALIGN(datalen) (((datalen)+(TLV_ALIGNTO-1)) & ~(TLV_ALIGNTO-1)) +#define TLV_LENGTH(datalen) (sizeof(struct tlv_desc) + (datalen)) +#define TLV_SPACE(datalen) (TLV_ALIGN(TLV_LENGTH(datalen))) +#define TLV_DATA(tlv) ((void *)((char *)(tlv) + TLV_LENGTH(0))) + +static inline int TLV_OK(const void *tlv, __u16 space) +{ + /* + * Would also like to check that "tlv" is a multiple of 4, + * but don't know how to do this in a portable way. + * - Tried doing (!(tlv & (TLV_ALIGNTO-1))), but GCC compiler + * won't allow binary "&" with a pointer. + * - Tried casting "tlv" to integer type, but causes warning about size + * mismatch when pointer is bigger than chosen type (int, long, ...). + */ + + return (space >= TLV_SPACE(0)) && + (ntohs(((struct tlv_desc *)tlv)->tlv_len) <= space); +} + +static inline int TLV_CHECK(const void *tlv, __u16 space, __u16 exp_type) +{ + return TLV_OK(tlv, space) && + (ntohs(((struct tlv_desc *)tlv)->tlv_type) == exp_type); +} + +static inline int TLV_SET(void *tlv, __u16 type, void *data, __u16 len) +{ + struct tlv_desc *tlv_ptr; + int tlv_len; + + tlv_len = TLV_LENGTH(len); + tlv_ptr = (struct tlv_desc *)tlv; + tlv_ptr->tlv_type = htons(type); + tlv_ptr->tlv_len = htons(tlv_len); + if (len && data) + memcpy(TLV_DATA(tlv_ptr), data, tlv_len); + return TLV_SPACE(len); +} + +/* + * A TLV list descriptor simplifies processing of messages + * containing multiple TLVs. + */ + +struct tlv_list_desc { + struct tlv_desc *tlv_ptr; /* ptr to current TLV */ + __u32 tlv_space; /* # bytes from curr TLV to list end */ +}; + +static inline void TLV_LIST_INIT(struct tlv_list_desc *list, + void *data, __u32 space) +{ + list->tlv_ptr = (struct tlv_desc *)data; + list->tlv_space = space; +} + +static inline int TLV_LIST_EMPTY(struct tlv_list_desc *list) +{ + return (list->tlv_space == 0); +} + +static inline int TLV_LIST_CHECK(struct tlv_list_desc *list, __u16 exp_type) +{ + return TLV_CHECK(list->tlv_ptr, list->tlv_space, exp_type); +} + +static inline void *TLV_LIST_DATA(struct tlv_list_desc *list) +{ + return TLV_DATA(list->tlv_ptr); +} + +static inline void TLV_LIST_STEP(struct tlv_list_desc *list) +{ + __u16 tlv_space = TLV_ALIGN(ntohs(list->tlv_ptr->tlv_len)); + + list->tlv_ptr = (struct tlv_desc *)((char *)list->tlv_ptr + tlv_space); + list->tlv_space -= tlv_space; +} + +/* + * Configuration messages exchanged via NETLINK_GENERIC use the following + * family id, name, version and command. + */ +#define TIPC_GENL_NAME "TIPC" +#define TIPC_GENL_VERSION 0x1 +#define TIPC_GENL_CMD 0x1 + +/* + * TIPC specific header used in NETLINK_GENERIC requests. + */ +struct tipc_genlmsghdr { + __u32 dest; /* Destination address */ + __u16 cmd; /* Command */ + __u16 reserved; /* Unused */ +}; + +#define TIPC_GENL_HDRLEN NLMSG_ALIGN(sizeof(struct tipc_genlmsghdr)) + +/* + * Configuration messages exchanged via TIPC sockets use the TIPC configuration + * message header, which is defined below. This structure is analogous + * to the Netlink message header, but fields are stored in network byte order + * and no padding is permitted between the header and the message data + * that follows. + */ + +struct tipc_cfg_msg_hdr +{ + __u32 tcm_len; /* Message length (including header) */ + __u16 tcm_type; /* Command type */ + __u16 tcm_flags; /* Additional flags */ + char tcm_reserved[8]; /* Unused */ +}; + +#define TCM_F_REQUEST 0x1 /* Flag: Request message */ +#define TCM_F_MORE 0x2 /* Flag: Message to be continued */ + +#define TCM_ALIGN(datalen) (((datalen)+3) & ~3) +#define TCM_LENGTH(datalen) (sizeof(struct tipc_cfg_msg_hdr) + datalen) +#define TCM_SPACE(datalen) (TCM_ALIGN(TCM_LENGTH(datalen))) +#define TCM_DATA(tcm_hdr) ((void *)((char *)(tcm_hdr) + TCM_LENGTH(0))) + +static inline int TCM_SET(void *msg, __u16 cmd, __u16 flags, + void *data, __u16 data_len) +{ + struct tipc_cfg_msg_hdr *tcm_hdr; + int msg_len; + + msg_len = TCM_LENGTH(data_len); + tcm_hdr = (struct tipc_cfg_msg_hdr *)msg; + tcm_hdr->tcm_len = htonl(msg_len); + tcm_hdr->tcm_type = htons(cmd); + tcm_hdr->tcm_flags = htons(flags); + if (data_len && data) + memcpy(TCM_DATA(msg), data, data_len); + return TCM_SPACE(data_len); +} + +#endif diff --git a/include/linux/topology.h b/include/linux/topology.h index 3df1d474e5c..e8eb0040ce3 100644 --- a/include/linux/topology.h +++ b/include/linux/topology.h @@ -56,6 +56,14 @@ #define REMOTE_DISTANCE 20 #define node_distance(from,to) ((from) == (to) ? LOCAL_DISTANCE : REMOTE_DISTANCE) #endif +#ifndef RECLAIM_DISTANCE +/* + * If the distance between nodes in a system is larger than RECLAIM_DISTANCE + * (in whatever arch specific measurement units returned by node_distance()) + * then switch on zone reclaim on boot. + */ +#define RECLAIM_DISTANCE 20 +#endif #ifndef PENALTY_FOR_NODE_WITH_CPUS #define PENALTY_FOR_NODE_WITH_CPUS (1) #endif @@ -86,7 +94,6 @@ .max_interval = 2, \ .busy_factor = 8, \ .imbalance_pct = 110, \ - .cache_hot_time = 0, \ .cache_nice_tries = 0, \ .per_cpu_gain = 25, \ .busy_idx = 0, \ @@ -117,7 +124,6 @@ .max_interval = 4, \ .busy_factor = 64, \ .imbalance_pct = 125, \ - .cache_hot_time = (5*1000000/2), \ .cache_nice_tries = 1, \ .per_cpu_gain = 100, \ .busy_idx = 2, \ diff --git a/include/linux/tty.h b/include/linux/tty.h index 1267f88ece6..3787102e4b1 100644 --- a/include/linux/tty.h +++ b/include/linux/tty.h @@ -23,6 +23,7 @@ #include <linux/workqueue.h> #include <linux/tty_driver.h> #include <linux/tty_ldisc.h> +#include <linux/screen_info.h> #include <asm/system.h> @@ -37,77 +38,6 @@ #define NR_LDISCS 16 /* - * These are set up by the setup-routine at boot-time: - */ - -struct screen_info { - u8 orig_x; /* 0x00 */ - u8 orig_y; /* 0x01 */ - u16 dontuse1; /* 0x02 -- EXT_MEM_K sits here */ - u16 orig_video_page; /* 0x04 */ - u8 orig_video_mode; /* 0x06 */ - u8 orig_video_cols; /* 0x07 */ - u16 unused2; /* 0x08 */ - u16 orig_video_ega_bx; /* 0x0a */ - u16 unused3; /* 0x0c */ - u8 orig_video_lines; /* 0x0e */ - u8 orig_video_isVGA; /* 0x0f */ - u16 orig_video_points; /* 0x10 */ - - /* VESA graphic mode -- linear frame buffer */ - u16 lfb_width; /* 0x12 */ - u16 lfb_height; /* 0x14 */ - u16 lfb_depth; /* 0x16 */ - u32 lfb_base; /* 0x18 */ - u32 lfb_size; /* 0x1c */ - u16 dontuse2, dontuse3; /* 0x20 -- CL_MAGIC and CL_OFFSET here */ - u16 lfb_linelength; /* 0x24 */ - u8 red_size; /* 0x26 */ - u8 red_pos; /* 0x27 */ - u8 green_size; /* 0x28 */ - u8 green_pos; /* 0x29 */ - u8 blue_size; /* 0x2a */ - u8 blue_pos; /* 0x2b */ - u8 rsvd_size; /* 0x2c */ - u8 rsvd_pos; /* 0x2d */ - u16 vesapm_seg; /* 0x2e */ - u16 vesapm_off; /* 0x30 */ - u16 pages; /* 0x32 */ - u16 vesa_attributes; /* 0x34 */ - u32 capabilities; /* 0x36 */ - /* 0x3a -- 0x3f reserved for future expansion */ -}; - -extern struct screen_info screen_info; - -#define ORIG_X (screen_info.orig_x) -#define ORIG_Y (screen_info.orig_y) -#define ORIG_VIDEO_MODE (screen_info.orig_video_mode) -#define ORIG_VIDEO_COLS (screen_info.orig_video_cols) -#define ORIG_VIDEO_EGA_BX (screen_info.orig_video_ega_bx) -#define ORIG_VIDEO_LINES (screen_info.orig_video_lines) -#define ORIG_VIDEO_ISVGA (screen_info.orig_video_isVGA) -#define ORIG_VIDEO_POINTS (screen_info.orig_video_points) - -#define VIDEO_TYPE_MDA 0x10 /* Monochrome Text Display */ -#define VIDEO_TYPE_CGA 0x11 /* CGA Display */ -#define VIDEO_TYPE_EGAM 0x20 /* EGA/VGA in Monochrome Mode */ -#define VIDEO_TYPE_EGAC 0x21 /* EGA in Color Mode */ -#define VIDEO_TYPE_VGAC 0x22 /* VGA+ in Color Mode */ -#define VIDEO_TYPE_VLFB 0x23 /* VESA VGA in graphic mode */ - -#define VIDEO_TYPE_PICA_S3 0x30 /* ACER PICA-61 local S3 video */ -#define VIDEO_TYPE_MIPS_G364 0x31 /* MIPS Magnum 4000 G364 video */ -#define VIDEO_TYPE_SGI 0x33 /* Various SGI graphics hardware */ - -#define VIDEO_TYPE_TGAC 0x40 /* DEC TGA */ - -#define VIDEO_TYPE_SUN 0x50 /* Sun frame buffer. */ -#define VIDEO_TYPE_SUNPCI 0x51 /* Sun PCI based frame buffer. */ - -#define VIDEO_TYPE_PMAC 0x60 /* PowerMacintosh frame buffer. */ - -/* * This character is the same as _POSIX_VDISABLE: it cannot be used as * a c_cc[] character, but indicates that a particular special character * isn't in use (eg VINTR has no character etc) @@ -121,16 +51,22 @@ extern struct screen_info screen_info; */ #define TTY_FLIPBUF_SIZE 512 -struct tty_flip_buffer { +struct tty_buffer { + struct tty_buffer *next; + char *char_buf_ptr; + unsigned char *flag_buf_ptr; + int used; + int size; + /* Data points here */ + unsigned long data[0]; +}; + +struct tty_bufhead { struct work_struct work; struct semaphore pty_sem; - char *char_buf_ptr; - unsigned char *flag_buf_ptr; - int count; - int buf_num; - unsigned char char_buf[2*TTY_FLIPBUF_SIZE]; - char flag_buf[2*TTY_FLIPBUF_SIZE]; - unsigned char slop[4]; /* N.B. bug overwrites buffer by 1 */ + struct tty_buffer *head; /* Queue head */ + struct tty_buffer *tail; /* Active buffer */ + struct tty_buffer *free; /* Free queue head */ }; /* * The pty uses char_buf and flag_buf as a contiguous buffer @@ -256,10 +192,11 @@ struct tty_struct { unsigned char stopped:1, hw_stopped:1, flow_stopped:1, packet:1; unsigned char low_latency:1, warned:1; unsigned char ctrl_status; + unsigned int receive_room; /* Bytes free for queue */ struct tty_struct *link; struct fasync_struct *fasync; - struct tty_flip_buffer flip; + struct tty_bufhead buf; int max_flip_cnt; int alt_speed; /* For magic substitution of 38400 bps */ wait_queue_head_t write_wait; diff --git a/include/linux/tty_flip.h b/include/linux/tty_flip.h index abe9bfcf226..be1400e8248 100644 --- a/include/linux/tty_flip.h +++ b/include/linux/tty_flip.h @@ -1,25 +1,33 @@ #ifndef _LINUX_TTY_FLIP_H #define _LINUX_TTY_FLIP_H +extern int tty_buffer_request_room(struct tty_struct *tty, size_t size); +extern int tty_insert_flip_string(struct tty_struct *tty, unsigned char *chars, size_t size); +extern int tty_insert_flip_string_flags(struct tty_struct *tty, unsigned char *chars, char *flags, size_t size); +extern int tty_prepare_flip_string(struct tty_struct *tty, unsigned char **chars, size_t size); +extern int tty_prepare_flip_string_flags(struct tty_struct *tty, unsigned char **chars, char **flags, size_t size); + #ifdef INCLUDE_INLINE_FUNCS #define _INLINE_ extern #else #define _INLINE_ static __inline__ #endif -_INLINE_ void tty_insert_flip_char(struct tty_struct *tty, +_INLINE_ int tty_insert_flip_char(struct tty_struct *tty, unsigned char ch, char flag) { - if (tty->flip.count < TTY_FLIPBUF_SIZE) { - tty->flip.count++; - *tty->flip.flag_buf_ptr++ = flag; - *tty->flip.char_buf_ptr++ = ch; + struct tty_buffer *tb = tty->buf.tail; + if (tb && tb->used < tb->size) { + tb->flag_buf_ptr[tb->used] = flag; + tb->char_buf_ptr[tb->used++] = ch; + return 1; } + return tty_insert_flip_string_flags(tty, &ch, &flag, 1); } _INLINE_ void tty_schedule_flip(struct tty_struct *tty) { - schedule_delayed_work(&tty->flip.work, 1); + schedule_delayed_work(&tty->buf.work, 1); } #undef _INLINE_ diff --git a/include/linux/tty_ldisc.h b/include/linux/tty_ldisc.h index 6066afde5ce..83c6e6c10eb 100644 --- a/include/linux/tty_ldisc.h +++ b/include/linux/tty_ldisc.h @@ -81,14 +81,6 @@ * pointer of flag bytes which indicate whether a character was * received with a parity error, etc. * - * int (*receive_room)(struct tty_struct *); - * - * This function is called by the low-level tty driver to - * determine how many characters the line discpline can accept. - * The low-level driver must not send more characters than was - * indicated by receive_room, or the line discpline may drop - * those characters. - * * void (*write_wakeup)(struct tty_struct *); * * This function is called by the low-level tty driver to signal @@ -136,7 +128,6 @@ struct tty_ldisc { */ void (*receive_buf)(struct tty_struct *, const unsigned char *cp, char *fp, int count); - int (*receive_room)(struct tty_struct *); void (*write_wakeup)(struct tty_struct *); struct module *owner; diff --git a/include/linux/udf_fs.h b/include/linux/udf_fs.h index 46e2bb94535..36c684e1b11 100644 --- a/include/linux/udf_fs.h +++ b/include/linux/udf_fs.h @@ -13,11 +13,6 @@ * http://www.osta.org/ * http://www.ecma.ch/ * http://www.iso.org/ * - * CONTACTS - * E-mail regarding any portion of the Linux UDF file system should be - * directed to the development team mailing list (run by majordomo): - * linux_udf@hpesjro.fc.hp.com - * * COPYRIGHT * This file is distributed under the terms of the GNU General Public * License (GPL). Copies of the GPL can be obtained from: diff --git a/include/linux/udf_fs_i.h b/include/linux/udf_fs_i.h index 62b15a4214e..1e7508420fc 100644 --- a/include/linux/udf_fs_i.h +++ b/include/linux/udf_fs_i.h @@ -3,11 +3,6 @@ * * This file is intended for the Linux kernel/module. * - * CONTACTS - * E-mail regarding any portion of the Linux UDF file system should be - * directed to the development team mailing list (run by majordomo): - * linux_udf@hpesjro.fc.hp.com - * * COPYRIGHT * This file is distributed under the terms of the GNU General Public * License (GPL). Copies of the GPL can be obtained from: diff --git a/include/linux/udf_fs_sb.h b/include/linux/udf_fs_sb.h index 1966a6dbb4b..b15ff2e99c9 100644 --- a/include/linux/udf_fs_sb.h +++ b/include/linux/udf_fs_sb.h @@ -3,11 +3,6 @@ * * This include file is for the Linux kernel/module. * - * CONTACTS - * E-mail regarding any portion of the Linux UDF file system should be - * directed to the development team mailing list (run by majordomo): - * linux_udf@hpesjro.fc.hp.com - * * COPYRIGHT * This file is distributed under the terms of the GNU General Public * License (GPL). Copies of the GPL can be obtained from: diff --git a/include/linux/udp.h b/include/linux/udp.h index b60e0b4a25c..85a55658831 100644 --- a/include/linux/udp.h +++ b/include/linux/udp.h @@ -35,10 +35,10 @@ struct udphdr { #define UDP_ENCAP_ESPINUDP 2 /* draft-ietf-ipsec-udp-encaps-06 */ #ifdef __KERNEL__ - #include <linux/config.h> -#include <net/sock.h> -#include <linux/ip.h> +#include <linux/types.h> + +#include <net/inet_sock.h> struct udp_sock { /* inet_sock has to be the first member */ diff --git a/include/linux/usb.h b/include/linux/usb.h index d81b050e595..827cc6de5f5 100644 --- a/include/linux/usb.h +++ b/include/linux/usb.h @@ -225,7 +225,7 @@ struct usb_interface_cache { * Device drivers should not attempt to activate configurations. The choice * of which configuration to install is a policy decision based on such * considerations as available power, functionality provided, and the user's - * desires (expressed through hotplug scripts). However, drivers can call + * desires (expressed through userspace tools). However, drivers can call * usb_reset_configuration() to reinitialize the current configuration and * all its interfaces. */ @@ -329,8 +329,6 @@ struct usb_device { struct usb_tt *tt; /* low/full speed dev, highspeed hub */ int ttport; /* device port on that tt hub */ - struct semaphore serialize; - unsigned int toggle[2]; /* one bit for each endpoint * ([0] = IN, [1] = OUT) */ @@ -349,6 +347,9 @@ struct usb_device { char **rawdescriptors; /* Raw descriptors for each config */ + unsigned short bus_mA; /* Current available from the bus */ + u8 portnum; /* Parent port number (origin 1) */ + int have_langid; /* whether string_langid is valid */ int string_langid; /* language ID for strings */ @@ -377,11 +378,12 @@ struct usb_device { extern struct usb_device *usb_get_dev(struct usb_device *dev); extern void usb_put_dev(struct usb_device *dev); -extern void usb_lock_device(struct usb_device *udev); -extern int usb_trylock_device(struct usb_device *udev); +/* USB device locking */ +#define usb_lock_device(udev) down(&(udev)->dev.sem) +#define usb_unlock_device(udev) up(&(udev)->dev.sem) +#define usb_trylock_device(udev) down_trylock(&(udev)->dev.sem) extern int usb_lock_device_for_reset(struct usb_device *udev, struct usb_interface *iface); -extern void usb_unlock_device(struct usb_device *udev); /* USB port reset for device reinitialization */ extern int usb_reset_device(struct usb_device *dev); @@ -529,10 +531,13 @@ static inline int usb_make_path (struct usb_device *dev, char *buf, /* ----------------------------------------------------------------------- */ +struct usb_dynids { + spinlock_t lock; + struct list_head list; +}; + /** * struct usb_driver - identifies USB driver to usbcore - * @owner: Pointer to the module owner of this driver; initialize - * it using THIS_MODULE. * @name: The driver name should be unique among USB drivers, * and should normally be the same as the module name. * @probe: Called to see if the driver is willing to manage a particular @@ -553,7 +558,11 @@ static inline int usb_make_path (struct usb_device *dev, char *buf, * @id_table: USB drivers use ID table to support hotplugging. * Export this with MODULE_DEVICE_TABLE(usb,...). This must be set * or your driver's probe function will never get called. + * @dynids: used internally to hold the list of dynamically added device + * ids for this driver. * @driver: the driver model core driver structure. + * @no_dynamic_id: if set to 1, the USB core will not allow dynamic ids to be + * added to this driver by preventing the sysfs file from being created. * * USB drivers must provide a name, probe() and disconnect() methods, * and an id_table. Other driver fields are optional. @@ -571,8 +580,6 @@ static inline int usb_make_path (struct usb_device *dev, char *buf, * them as necessary, and blocking until the unlinks complete). */ struct usb_driver { - struct module *owner; - const char *name; int (*probe) (struct usb_interface *intf, @@ -588,7 +595,9 @@ struct usb_driver { const struct usb_device_id *id_table; + struct usb_dynids dynids; struct device_driver driver; + unsigned int no_dynamic_id:1; }; #define to_usb_driver(d) container_of(d, struct usb_driver, driver) @@ -614,7 +623,11 @@ struct usb_class_driver { * use these in module_init()/module_exit() * and don't forget MODULE_DEVICE_TABLE(usb, ...) */ -extern int usb_register(struct usb_driver *); +int usb_register_driver(struct usb_driver *, struct module *); +static inline int usb_register(struct usb_driver *driver) +{ + return usb_register_driver(driver, THIS_MODULE); +} extern void usb_deregister(struct usb_driver *); extern int usb_register_dev(struct usb_interface *intf, diff --git a/include/linux/usb_usual.h b/include/linux/usb_usual.h new file mode 100644 index 00000000000..b2d08984a9f --- /dev/null +++ b/include/linux/usb_usual.h @@ -0,0 +1,126 @@ +/* + * Interface to the libusual. + * + * Copyright (c) 2005 Pete Zaitcev <zaitcev@redhat.com> + * Copyright (c) 1999-2002 Matthew Dharm (mdharm-usb@one-eyed-alien.net) + * Copyright (c) 1999 Michael Gee (michael@linuxspecific.com) + */ + +#ifndef __LINUX_USB_USUAL_H +#define __LINUX_USB_USUAL_H + +#include <linux/config.h> + +/* We should do this for cleanliness... But other usb_foo.h do not do this. */ +/* #include <linux/usb.h> */ + +/* + * The flags field, which we store in usb_device_id.driver_info. + * It is compatible with the old usb-storage flags in lower 24 bits. + */ + +/* + * Static flag definitions. We use this roundabout technique so that the + * proc_info() routine can automatically display a message for each flag. + */ +#define US_DO_ALL_FLAGS \ + US_FLAG(SINGLE_LUN, 0x00000001) \ + /* allow access to only LUN 0 */ \ + US_FLAG(NEED_OVERRIDE, 0x00000002) \ + /* unusual_devs entry is necessary */ \ + US_FLAG(SCM_MULT_TARG, 0x00000004) \ + /* supports multiple targets */ \ + US_FLAG(FIX_INQUIRY, 0x00000008) \ + /* INQUIRY response needs faking */ \ + US_FLAG(FIX_CAPACITY, 0x00000010) \ + /* READ CAPACITY response too big */ \ + US_FLAG(IGNORE_RESIDUE, 0x00000020) \ + /* reported residue is wrong */ \ + US_FLAG(BULK32, 0x00000040) \ + /* Uses 32-byte CBW length */ \ + US_FLAG(NOT_LOCKABLE, 0x00000080) \ + /* PREVENT/ALLOW not supported */ \ + US_FLAG(GO_SLOW, 0x00000100) \ + /* Need delay after Command phase */ \ + US_FLAG(NO_WP_DETECT, 0x00000200) \ + /* Don't check for write-protect */ \ + +#define US_FLAG(name, value) US_FL_##name = value , +enum { US_DO_ALL_FLAGS }; +#undef US_FLAG + +/* + * The bias field for libusual and friends. + */ +#define USB_US_TYPE_NONE 0 +#define USB_US_TYPE_STOR 1 /* usb-storage */ +#define USB_US_TYPE_UB 2 /* ub */ + +#define USB_US_TYPE(flags) (((flags) >> 24) & 0xFF) +#define USB_US_ORIG_FLAGS(flags) ((flags) & 0x00FFFFFF) + +/* + * This is probably not the best place to keep these constants, conceptually. + * But it's the only header included into all places which need them. + */ + +/* Sub Classes */ + +#define US_SC_RBC 0x01 /* Typically, flash devices */ +#define US_SC_8020 0x02 /* CD-ROM */ +#define US_SC_QIC 0x03 /* QIC-157 Tapes */ +#define US_SC_UFI 0x04 /* Floppy */ +#define US_SC_8070 0x05 /* Removable media */ +#define US_SC_SCSI 0x06 /* Transparent */ +#define US_SC_ISD200 0x07 /* ISD200 ATA */ +#define US_SC_MIN US_SC_RBC +#define US_SC_MAX US_SC_ISD200 + +#define US_SC_DEVICE 0xff /* Use device's value */ + +/* Protocols */ + +#define US_PR_CBI 0x00 /* Control/Bulk/Interrupt */ +#define US_PR_CB 0x01 /* Control/Bulk w/o interrupt */ +#define US_PR_BULK 0x50 /* bulk only */ +#ifdef CONFIG_USB_STORAGE_USBAT +#define US_PR_USBAT 0x80 /* SCM-ATAPI bridge */ +#endif +#ifdef CONFIG_USB_STORAGE_SDDR09 +#define US_PR_EUSB_SDDR09 0x81 /* SCM-SCSI bridge for SDDR-09 */ +#endif +#ifdef CONFIG_USB_STORAGE_SDDR55 +#define US_PR_SDDR55 0x82 /* SDDR-55 (made up) */ +#endif +#define US_PR_DPCM_USB 0xf0 /* Combination CB/SDDR09 */ +#ifdef CONFIG_USB_STORAGE_FREECOM +#define US_PR_FREECOM 0xf1 /* Freecom */ +#endif +#ifdef CONFIG_USB_STORAGE_DATAFAB +#define US_PR_DATAFAB 0xf2 /* Datafab chipsets */ +#endif +#ifdef CONFIG_USB_STORAGE_JUMPSHOT +#define US_PR_JUMPSHOT 0xf3 /* Lexar Jumpshot */ +#endif +#ifdef CONFIG_USB_STORAGE_ALAUDA +#define US_PR_ALAUDA 0xf4 /* Alauda chipsets */ +#endif + +#define US_PR_DEVICE 0xff /* Use device's value */ + +/* + */ +#ifdef CONFIG_USB_LIBUSUAL + +extern struct usb_device_id storage_usb_ids[]; +extern void usb_usual_set_present(int type); +extern void usb_usual_clear_present(int type); +extern int usb_usual_check_type(const struct usb_device_id *, int type); +#else + +#define usb_usual_set_present(t) do { } while(0) +#define usb_usual_clear_present(t) do { } while(0) +#define usb_usual_check_type(id, t) (0) +#endif /* CONFIG_USB_LIBUSUAL */ + +#endif /* __LINUX_USB_USUAL_H */ diff --git a/include/linux/video_decoder.h b/include/linux/video_decoder.h index 0e9e48b83e3..121e26da2c1 100644 --- a/include/linux/video_decoder.h +++ b/include/linux/video_decoder.h @@ -1,6 +1,8 @@ #ifndef _LINUX_VIDEO_DECODER_H #define _LINUX_VIDEO_DECODER_H +#define HAVE_VIDEO_DECODER 1 + struct video_decoder_capability { /* this name is too long */ __u32 flags; #define VIDEO_DECODER_PAL 1 /* can decode PAL signal */ diff --git a/include/linux/videodev2.h b/include/linux/videodev2.h index 1cded681eb6..ce40675324b 100644 --- a/include/linux/videodev2.h +++ b/include/linux/videodev2.h @@ -642,6 +642,12 @@ typedef __u64 v4l2_std_id; #define V4L2_STD_ATSC_8_VSB ((v4l2_std_id)0x01000000) #define V4L2_STD_ATSC_16_VSB ((v4l2_std_id)0x02000000) +/* some merged standards */ +#define V4L2_STD_MN (V4L2_STD_PAL_M|V4L2_STD_PAL_N|V4L2_STD_PAL_Nc|V4L2_STD_NTSC) +#define V4L2_STD_B (V4L2_STD_PAL_B|V4L2_STD_PAL_B1|V4L2_STD_SECAM_B) +#define V4L2_STD_GH (V4L2_STD_PAL_G|V4L2_STD_PAL_H|V4L2_STD_SECAM_G|V4L2_STD_SECAM_H) +#define V4L2_STD_DK (V4L2_STD_PAL_DK|V4L2_STD_SECAM_DK) + /* some common needed stuff */ #define V4L2_STD_PAL_BG (V4L2_STD_PAL_B |\ V4L2_STD_PAL_B1 |\ @@ -662,7 +668,8 @@ typedef __u64 v4l2_std_id; V4L2_STD_SECAM_G |\ V4L2_STD_SECAM_H |\ V4L2_STD_SECAM_DK |\ - V4L2_STD_SECAM_L) + V4L2_STD_SECAM_L |\ + V4L2_STD_SECAM_LC) #define V4L2_STD_525_60 (V4L2_STD_PAL_M |\ V4L2_STD_PAL_60 |\ @@ -888,7 +895,6 @@ struct v4l2_audio /* Flags for the 'mode' field */ #define V4L2_AUDMODE_AVL 0x00001 -#define V4L2_AUDMODE_32BITS 0x00002 struct v4l2_audioout { @@ -1110,7 +1116,6 @@ int v4l2_prio_check(struct v4l2_prio_state *global, enum v4l2_priority *local); /* names for fancy debug output */ extern char *v4l2_field_names[]; extern char *v4l2_type_names[]; -extern char *v4l2_ioctl_names[]; /* Compatibility layer interface -- v4l1-compat module */ typedef int (*v4l2_kioctl)(struct inode *inode, struct file *file, @@ -1118,6 +1123,11 @@ typedef int (*v4l2_kioctl)(struct inode *inode, struct file *file, int v4l_compat_translate_ioctl(struct inode *inode, struct file *file, int cmd, void *arg, v4l2_kioctl driver_ioctl); +/* 32 Bits compatibility layer for 64 bits processors */ +extern long v4l_compat_ioctl32(struct file *file, unsigned int cmd, + unsigned long arg); + + #endif /* __KERNEL__ */ #endif /* __LINUX_VIDEODEV2_H */ diff --git a/include/linux/wavefront.h b/include/linux/wavefront.h index 61bd0fd3524..51ab3c933ac 100644 --- a/include/linux/wavefront.h +++ b/include/linux/wavefront.h @@ -434,22 +434,22 @@ typedef struct wf_multisample { } wavefront_multisample; typedef struct wf_alias { - INT16 OriginalSample __attribute__ ((packed)); - - struct wf_sample_offset sampleStartOffset __attribute__ ((packed)); - struct wf_sample_offset loopStartOffset __attribute__ ((packed)); - struct wf_sample_offset sampleEndOffset __attribute__ ((packed)); - struct wf_sample_offset loopEndOffset __attribute__ ((packed)); - - INT16 FrequencyBias __attribute__ ((packed)); - - UCHAR8 SampleResolution:2 __attribute__ ((packed)); - UCHAR8 Unused1:1 __attribute__ ((packed)); - UCHAR8 Loop:1 __attribute__ ((packed)); - UCHAR8 Bidirectional:1 __attribute__ ((packed)); - UCHAR8 Unused2:1 __attribute__ ((packed)); - UCHAR8 Reverse:1 __attribute__ ((packed)); - UCHAR8 Unused3:1 __attribute__ ((packed)); + INT16 OriginalSample; + + struct wf_sample_offset sampleStartOffset; + struct wf_sample_offset loopStartOffset; + struct wf_sample_offset sampleEndOffset; + struct wf_sample_offset loopEndOffset; + + INT16 FrequencyBias; + + UCHAR8 SampleResolution:2; + UCHAR8 Unused1:1; + UCHAR8 Loop:1; + UCHAR8 Bidirectional:1; + UCHAR8 Unused2:1; + UCHAR8 Reverse:1; + UCHAR8 Unused3:1; /* This structure is meant to be padded only to 16 bits on their original. Of course, whoever wrote their documentation didn't @@ -460,8 +460,8 @@ typedef struct wf_alias { standard 16->32 bit issues. */ - UCHAR8 sixteen_bit_padding __attribute__ ((packed)); -} wavefront_alias; + UCHAR8 sixteen_bit_padding; +} __attribute__((packed)) wavefront_alias; typedef struct wf_drum { UCHAR8 PatchNumber; diff --git a/include/linux/workqueue.h b/include/linux/workqueue.h index ac39d04d027..86b11130023 100644 --- a/include/linux/workqueue.h +++ b/include/linux/workqueue.h @@ -65,6 +65,7 @@ extern int FASTCALL(schedule_work(struct work_struct *work)); extern int FASTCALL(schedule_delayed_work(struct work_struct *work, unsigned long delay)); extern int schedule_delayed_work_on(int cpu, struct work_struct *work, unsigned long delay); +extern int schedule_on_each_cpu(void (*func)(void *info), void *info); extern void flush_scheduled_work(void); extern int current_is_keventd(void); extern int keventd_up(void); diff --git a/include/linux/writeback.h b/include/linux/writeback.h index 343d883d69c..beaef5c7a0e 100644 --- a/include/linux/writeback.h +++ b/include/linux/writeback.h @@ -53,19 +53,14 @@ struct writeback_control { loff_t start; loff_t end; - unsigned nonblocking:1; /* Don't get stuck on request queues */ - unsigned encountered_congestion:1; /* An output: a queue is full */ - unsigned for_kupdate:1; /* A kupdate writeback */ - unsigned for_reclaim:1; /* Invoked from the page allocator */ + unsigned nonblocking:1; /* Don't get stuck on request queues */ + unsigned encountered_congestion:1; /* An output: a queue is full */ + unsigned for_kupdate:1; /* A kupdate writeback */ + unsigned for_reclaim:1; /* Invoked from the page allocator */ + unsigned for_writepages:1; /* This is a writepages() call */ }; /* - * ->writepage() return values (make these much larger than a pagesize, in - * case some fs is returning number-of-bytes-written from writepage) - */ -#define WRITEPAGE_ACTIVATE 0x80000 /* IO was not started: activate page */ - -/* * fs/fs-writeback.c */ void writeback_inodes(struct writeback_control *wbc); @@ -108,7 +103,9 @@ void balance_dirty_pages_ratelimited(struct address_space *mapping); int pdflush_operation(void (*fn)(unsigned long), unsigned long arg0); int do_writepages(struct address_space *mapping, struct writeback_control *wbc); int sync_page_range(struct inode *inode, struct address_space *mapping, - loff_t pos, size_t count); + loff_t pos, loff_t count); +int sync_page_range_nolock(struct inode *inode, struct address_space *mapping, + loff_t pos, loff_t count); /* pdflush.c */ extern int nr_pdflush_threads; /* Global so it can be exported to sysctl diff --git a/include/linux/xattr.h b/include/linux/xattr.h index 23f9c61d954..cda8a96e2fa 100644 --- a/include/linux/xattr.h +++ b/include/linux/xattr.h @@ -13,7 +13,22 @@ #define XATTR_CREATE 0x1 /* set value, fail if attr already exists */ #define XATTR_REPLACE 0x2 /* set value, fail if attr does not exist */ +/* Namespaces */ +#define XATTR_OS2_PREFIX "os2." +#define XATTR_OS2_PREFIX_LEN (sizeof (XATTR_OS2_PREFIX) - 1) + #define XATTR_SECURITY_PREFIX "security." +#define XATTR_SECURITY_PREFIX_LEN (sizeof (XATTR_SECURITY_PREFIX) - 1) + +#define XATTR_SYSTEM_PREFIX "system." +#define XATTR_SYSTEM_PREFIX_LEN (sizeof (XATTR_SYSTEM_PREFIX) - 1) + +#define XATTR_TRUSTED_PREFIX "trusted." +#define XATTR_TRUSTED_PREFIX_LEN (sizeof (XATTR_TRUSTED_PREFIX) - 1) + +#define XATTR_USER_PREFIX "user." +#define XATTR_USER_PREFIX_LEN (sizeof (XATTR_USER_PREFIX) - 1) + struct xattr_handler { char *prefix; @@ -25,6 +40,10 @@ struct xattr_handler { size_t size, int flags); }; +ssize_t vfs_getxattr(struct dentry *, char *, void *, size_t); +int vfs_setxattr(struct dentry *, char *, void *, size_t, int); +int vfs_removexattr(struct dentry *, char *); + ssize_t generic_getxattr(struct dentry *dentry, const char *name, void *buffer, size_t size); ssize_t generic_listxattr(struct dentry *dentry, char *buffer, size_t buffer_size); int generic_setxattr(struct dentry *dentry, const char *name, const void *value, size_t size, int flags); diff --git a/include/linux/xfrm.h b/include/linux/xfrm.h index 0fb077d6844..82fbb758e28 100644 --- a/include/linux/xfrm.h +++ b/include/linux/xfrm.h @@ -27,6 +27,22 @@ struct xfrm_id __u8 proto; }; +struct xfrm_sec_ctx { + __u8 ctx_doi; + __u8 ctx_alg; + __u16 ctx_len; + __u32 ctx_sid; + char ctx_str[0]; +}; + +/* Security Context Domains of Interpretation */ +#define XFRM_SC_DOI_RESERVED 0 +#define XFRM_SC_DOI_LSM 1 + +/* Security Context Algorithms */ +#define XFRM_SC_ALG_RESERVED 0 +#define XFRM_SC_ALG_SELINUX 1 + /* Selector, used as selector both on policy rules (SPD) and SAs. */ struct xfrm_selector @@ -146,6 +162,18 @@ enum { #define XFRM_NR_MSGTYPES (XFRM_MSG_MAX + 1 - XFRM_MSG_BASE) +/* + * Generic LSM security context for comunicating to user space + * NOTE: Same format as sadb_x_sec_ctx + */ +struct xfrm_user_sec_ctx { + __u16 len; + __u16 exttype; + __u8 ctx_alg; /* LSMs: e.g., selinux == 1 */ + __u8 ctx_doi; + __u16 ctx_len; +}; + struct xfrm_user_tmpl { struct xfrm_id id; __u16 family; @@ -176,6 +204,7 @@ enum xfrm_attr_type_t { XFRMA_TMPL, /* 1 or more struct xfrm_user_tmpl */ XFRMA_SA, XFRMA_POLICY, + XFRMA_SEC_CTX, /* struct xfrm_sec_ctx */ __XFRMA_MAX #define XFRMA_MAX (__XFRMA_MAX - 1) diff --git a/include/linux/zlib.h b/include/linux/zlib.h index 74f7b78c22d..4fa32f0d4df 100644 --- a/include/linux/zlib.h +++ b/include/linux/zlib.h @@ -442,9 +442,11 @@ extern int deflateInit2 (z_streamp strm, not perform any compression: this will be done by deflate(). */ +#if 0 extern int zlib_deflateSetDictionary (z_streamp strm, const Byte *dictionary, uInt dictLength); +#endif /* Initializes the compression dictionary from the given byte sequence without producing any compressed output. This function must be called @@ -478,7 +480,10 @@ extern int zlib_deflateSetDictionary (z_streamp strm, perform any compression: this will be done by deflate(). */ +#if 0 extern int zlib_deflateCopy (z_streamp dest, z_streamp source); +#endif + /* Sets the destination stream as a complete copy of the source stream. @@ -511,7 +516,9 @@ static inline unsigned long deflateBound(unsigned long s) return s + ((s + 7) >> 3) + ((s + 63) >> 6) + 11; } +#if 0 extern int zlib_deflateParams (z_streamp strm, int level, int strategy); +#endif /* Dynamically update the compression level and compression strategy. The interpretation of level and strategy is as in deflateInit2. This can be @@ -571,7 +578,9 @@ extern int zlib_inflateSetDictionary (z_streamp strm, inflate(). */ +#if 0 extern int zlib_inflateSync (z_streamp strm); +#endif /* Skips invalid compressed data until a full flush point (see above the description of deflate with Z_FULL_FLUSH) can be found, or until all @@ -636,7 +645,9 @@ extern int zlib_inflateInit2_ (z_streamp strm, int windowBits, #endif extern const char * zlib_zError (int err); +#if 0 extern int zlib_inflateSyncPoint (z_streamp z); +#endif extern const uLong * zlib_get_crc_table (void); #endif /* _ZLIB_H */ |