diff options
56 files changed, 306 insertions, 221 deletions
diff --git a/arch/arm/mach-davinci/psc.c b/arch/arm/mach-davinci/psc.c index 720c48b9ee0..aa2fc375a32 100644 --- a/arch/arm/mach-davinci/psc.c +++ b/arch/arm/mach-davinci/psc.c @@ -70,9 +70,6 @@ void davinci_psc_config(unsigned int domain, unsigned int id, char enable) { u32 epcpr, ptcmd, ptstat, pdstat, pdctl1, mdstat, mdctl, mdstat_mask; - if (id < 0) - return; - mdctl = davinci_readl(DAVINCI_PWR_SLEEP_CNTRL_BASE + MDCTL + 4 * id); if (enable) mdctl |= 0x00000003; /* Enable Module */ diff --git a/arch/arm/mach-sa1100/include/mach/jornada720.h b/arch/arm/mach-sa1100/include/mach/jornada720.h index bc120850d31..cc6b4bfcecf 100644 --- a/arch/arm/mach-sa1100/include/mach/jornada720.h +++ b/arch/arm/mach-sa1100/include/mach/jornada720.h @@ -1,10 +1,10 @@ /* * arch/arm/mach-sa1100/include/mach/jornada720.h * - * This file contains SSP/MCU communication definitions for HP Jornada 710/720/728 + * SSP/MCU communication definitions for HP Jornada 710/720/728 * - * Copyright (C) 2007 Kristoffer Ericson <Kristoffer.Ericson@gmail.com> - * Copyright (C) 2000 John Ankcorn <jca@lcs.mit.edu> + * Copyright 2007,2008 Kristoffer Ericson <Kristoffer.Ericson@gmail.com> + * Copyright 2000 John Ankcorn <jca@lcs.mit.edu> * * 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 @@ -25,3 +25,8 @@ #define PWMOFF 0xDF #define TXDUMMY 0x11 #define ERRORCODE 0x00 + +extern void jornada_ssp_start(void); +extern void jornada_ssp_end(void); +extern int jornada_ssp_inout(u8 byte); +extern int jornada_ssp_byte(u8 byte); diff --git a/arch/arm/mach-sa1100/jornada720_ssp.c b/arch/arm/mach-sa1100/jornada720_ssp.c index 06ea7abd917..28cf3696797 100644 --- a/arch/arm/mach-sa1100/jornada720_ssp.c +++ b/arch/arm/mach-sa1100/jornada720_ssp.c @@ -21,8 +21,8 @@ #include <linux/slab.h> #include <mach/hardware.h> -#include <asm/hardware/ssp.h> #include <mach/jornada720.h> +#include <asm/hardware/ssp.h> static DEFINE_SPINLOCK(jornada_ssp_lock); static unsigned long jornada_ssp_flags; @@ -109,12 +109,12 @@ EXPORT_SYMBOL(jornada_ssp_inout); * jornada_ssp_start - enable mcu * */ -int jornada_ssp_start() +void jornada_ssp_start(void) { spin_lock_irqsave(&jornada_ssp_lock, jornada_ssp_flags); GPCR = GPIO_GPIO25; udelay(50); - return 0; + return; }; EXPORT_SYMBOL(jornada_ssp_start); @@ -122,11 +122,11 @@ EXPORT_SYMBOL(jornada_ssp_start); * jornada_ssp_end - disable mcu and turn off lock * */ -int jornada_ssp_end() +void jornada_ssp_end(void) { GPSR = GPIO_GPIO25; spin_unlock_irqrestore(&jornada_ssp_lock, jornada_ssp_flags); - return 0; + return; }; EXPORT_SYMBOL(jornada_ssp_end); diff --git a/arch/arm/plat-omap/devices.c b/arch/arm/plat-omap/devices.c index bc1cf30c83e..01da719a745 100644 --- a/arch/arm/plat-omap/devices.c +++ b/arch/arm/plat-omap/devices.c @@ -316,19 +316,6 @@ static inline void omap_init_mmc_conf(const struct omap_mmc_config *mmc_conf) omap_cfg_reg(MMC_DAT3); } } -#if defined(CONFIG_ARCH_OMAP2420) - if (mmc_conf->mmc[0].internal_clock) { - /* - * Use internal loop-back in MMC/SDIO - * Module Input Clock selection - */ - if (cpu_is_omap24xx()) { - u32 v = omap_ctrl_readl(OMAP2_CONTROL_DEVCONF0); - v |= (1 << 24); /* not used in 243x */ - omap_ctrl_writel(v, OMAP2_CONTROL_DEVCONF0); - } - } -#endif } #ifdef CONFIG_ARCH_OMAP16XX diff --git a/arch/avr32/boards/atstk1000/atstk1002.c b/arch/avr32/boards/atstk1000/atstk1002.c index ee4c292683e..dfc3443e23a 100644 --- a/arch/avr32/boards/atstk1000/atstk1002.c +++ b/arch/avr32/boards/atstk1000/atstk1002.c @@ -325,7 +325,7 @@ static int __init atstk1002_init(void) #ifdef CONFIG_BOARD_ATSTK100X_SPI1 at32_add_device_spi(1, spi1_board_info, ARRAY_SIZE(spi1_board_info)); #endif -#ifndef CONFIG_BOARD_ATSTK1002_SW2_CUSTOM +#ifndef CONFIG_BOARD_ATSTK100X_SW2_CUSTOM at32_add_device_mci(0, MCI_PDATA); #endif #ifdef CONFIG_BOARD_ATSTK1002_SW5_CUSTOM diff --git a/arch/avr32/boot/images/.gitignore b/arch/avr32/boot/images/.gitignore new file mode 100644 index 00000000000..64ea9d0141d --- /dev/null +++ b/arch/avr32/boot/images/.gitignore @@ -0,0 +1,4 @@ +uImage +uImage.srec +vmlinux.cso +sfdwarf.log diff --git a/arch/avr32/kernel/.gitignore b/arch/avr32/kernel/.gitignore new file mode 100644 index 00000000000..c5f676c3c22 --- /dev/null +++ b/arch/avr32/kernel/.gitignore @@ -0,0 +1 @@ +vmlinux.lds diff --git a/arch/avr32/kernel/avr32_ksyms.c b/arch/avr32/kernel/avr32_ksyms.c index 84a7d44edc6..11e310c567a 100644 --- a/arch/avr32/kernel/avr32_ksyms.c +++ b/arch/avr32/kernel/avr32_ksyms.c @@ -58,6 +58,7 @@ EXPORT_SYMBOL(find_first_zero_bit); EXPORT_SYMBOL(find_next_zero_bit); EXPORT_SYMBOL(find_first_bit); EXPORT_SYMBOL(find_next_bit); +EXPORT_SYMBOL(generic_find_next_le_bit); EXPORT_SYMBOL(generic_find_next_zero_le_bit); /* I/O primitives (lib/io-*.S) */ diff --git a/arch/avr32/kernel/syscall-stubs.S b/arch/avr32/kernel/syscall-stubs.S index 890286a1e62..673178e235f 100644 --- a/arch/avr32/kernel/syscall-stubs.S +++ b/arch/avr32/kernel/syscall-stubs.S @@ -109,3 +109,12 @@ __sys_epoll_pwait: rcall sys_epoll_pwait sub sp, -4 popm pc + + .global __sys_sync_file_range + .type __sys_sync_file_range,@function +__sys_sync_file_range: + pushm lr + st.w --sp, ARG6 + rcall sys_sync_file_range + sub sp, -4 + popm pc diff --git a/arch/avr32/kernel/syscall_table.S b/arch/avr32/kernel/syscall_table.S index 478bda4c4a0..7ee0057613b 100644 --- a/arch/avr32/kernel/syscall_table.S +++ b/arch/avr32/kernel/syscall_table.S @@ -275,7 +275,7 @@ sys_call_table: .long sys_set_robust_list .long sys_get_robust_list /* 260 */ .long __sys_splice - .long sys_sync_file_range + .long __sys_sync_file_range .long sys_tee .long sys_vmsplice .long __sys_epoll_pwait /* 265 */ diff --git a/arch/avr32/kernel/traps.c b/arch/avr32/kernel/traps.c index b835c4c0136..0d987373bc0 100644 --- a/arch/avr32/kernel/traps.c +++ b/arch/avr32/kernel/traps.c @@ -116,15 +116,15 @@ asmlinkage void do_nmi(unsigned long ecr, struct pt_regs *regs) switch (ret) { case NOTIFY_OK: case NOTIFY_STOP: - return; + break; case NOTIFY_BAD: die("Fatal Non-Maskable Interrupt", regs, SIGINT); default: + printk(KERN_ALERT "Got NMI, but nobody cared. Disabling...\n"); + nmi_disable(); break; } - - printk(KERN_ALERT "Got NMI, but nobody cared. Disabling...\n"); - nmi_disable(); + nmi_exit(); } asmlinkage void do_critical_exception(unsigned long ecr, struct pt_regs *regs) diff --git a/arch/avr32/lib/findbit.S b/arch/avr32/lib/findbit.S index c6b91dee857..997b33b2288 100644 --- a/arch/avr32/lib/findbit.S +++ b/arch/avr32/lib/findbit.S @@ -123,6 +123,36 @@ ENTRY(find_next_bit) brgt 1b retal r11 +ENTRY(generic_find_next_le_bit) + lsr r8, r10, 5 + sub r9, r11, r10 + retle r11 + + lsl r8, 2 + add r12, r8 + andl r10, 31, COH + breq 1f + + /* offset is not word-aligned. Handle the first (32 - r10) bits */ + ldswp.w r8, r12[0] + sub r12, -4 + lsr r8, r8, r10 + brne .L_found + + /* r9 = r9 - (32 - r10) = r9 + r10 - 32 */ + add r9, r10 + sub r9, 32 + retle r11 + + /* Main loop. offset must be word-aligned */ +1: ldswp.w r8, r12[0] + cp.w r8, 0 + brne .L_found + sub r12, -4 + sub r9, 32 + brgt 1b + retal r11 + ENTRY(generic_find_next_zero_le_bit) lsr r8, r10, 5 sub r9, r11, r10 diff --git a/arch/mips/vr41xx/common/irq.c b/arch/mips/vr41xx/common/irq.c index cba36a247e3..92dd1a0ca35 100644 --- a/arch/mips/vr41xx/common/irq.c +++ b/arch/mips/vr41xx/common/irq.c @@ -72,6 +72,7 @@ static void irq_dispatch(unsigned int irq) cascade = irq_cascade + irq; if (cascade->get_irq != NULL) { unsigned int source_irq = irq; + int ret; desc = irq_desc + source_irq; if (desc->chip->mask_ack) desc->chip->mask_ack(source_irq); @@ -79,8 +80,9 @@ static void irq_dispatch(unsigned int irq) desc->chip->mask(source_irq); desc->chip->ack(source_irq); } - irq = cascade->get_irq(irq); - if (irq < 0) + ret = cascade->get_irq(irq); + irq = ret; + if (ret < 0) atomic_inc(&irq_err_count); else irq_dispatch(irq); diff --git a/arch/powerpc/boot/Makefile b/arch/powerpc/boot/Makefile index 717a3bc1352..65d1a8454d2 100644 --- a/arch/powerpc/boot/Makefile +++ b/arch/powerpc/boot/Makefile @@ -195,7 +195,7 @@ image-$(CONFIG_PPC_CELLEB) += zImage.pseries image-$(CONFIG_PPC_CHRP) += zImage.chrp image-$(CONFIG_PPC_EFIKA) += zImage.chrp image-$(CONFIG_PPC_PMAC) += zImage.pmac -image-$(CONFIG_PPC_HOLLY) += zImage.holly +image-$(CONFIG_PPC_HOLLY) += dtbImage.holly image-$(CONFIG_PPC_PRPMC2800) += dtbImage.prpmc2800 image-$(CONFIG_PPC_ISERIES) += zImage.iseries image-$(CONFIG_DEFAULT_UIMAGE) += uImage diff --git a/arch/powerpc/boot/dts/mpc8610_hpcd.dts b/arch/powerpc/boot/dts/mpc8610_hpcd.dts index 3b3a1062cb2..584a4f184eb 100644 --- a/arch/powerpc/boot/dts/mpc8610_hpcd.dts +++ b/arch/powerpc/boot/dts/mpc8610_hpcd.dts @@ -281,7 +281,7 @@ cell-index = <0>; reg = <0x0 0x80>; interrupt-parent = <&mpic>; - interrupts = <60 2>; + interrupts = <76 2>; }; dma-channel@1 { compatible = "fsl,mpc8610-dma-channel", @@ -289,7 +289,7 @@ cell-index = <1>; reg = <0x80 0x80>; interrupt-parent = <&mpic>; - interrupts = <61 2>; + interrupts = <77 2>; }; dma-channel@2 { compatible = "fsl,mpc8610-dma-channel", @@ -297,7 +297,7 @@ cell-index = <2>; reg = <0x100 0x80>; interrupt-parent = <&mpic>; - interrupts = <62 2>; + interrupts = <78 2>; }; dma-channel@3 { compatible = "fsl,mpc8610-dma-channel", @@ -305,7 +305,7 @@ cell-index = <3>; reg = <0x180 0x80>; interrupt-parent = <&mpic>; - interrupts = <63 2>; + interrupts = <79 2>; }; }; diff --git a/arch/powerpc/include/asm/elf.h b/arch/powerpc/include/asm/elf.h index 80d1f399ee5..64c6ee22eef 100644 --- a/arch/powerpc/include/asm/elf.h +++ b/arch/powerpc/include/asm/elf.h @@ -409,6 +409,13 @@ do { \ /* Keep this the last entry. */ #define R_PPC64_NUM 107 +/* There's actually a third entry here, but it's unused */ +struct ppc64_opd_entry +{ + unsigned long funcaddr; + unsigned long r2; +}; + #ifdef __KERNEL__ #ifdef CONFIG_SPU_BASE diff --git a/arch/powerpc/include/asm/sections.h b/arch/powerpc/include/asm/sections.h index 7710e9e6660..07956f3e784 100644 --- a/arch/powerpc/include/asm/sections.h +++ b/arch/powerpc/include/asm/sections.h @@ -2,6 +2,8 @@ #define _ASM_POWERPC_SECTIONS_H #ifdef __KERNEL__ +#include <linux/elf.h> +#include <linux/uaccess.h> #include <asm-generic/sections.h> #ifdef __powerpc64__ @@ -17,7 +19,15 @@ static inline int in_kernel_text(unsigned long addr) } #undef dereference_function_descriptor -void *dereference_function_descriptor(void *); +static inline void *dereference_function_descriptor(void *ptr) +{ + struct ppc64_opd_entry *desc = ptr; + void *p; + + if (!probe_kernel_address(&desc->funcaddr, p)) + ptr = p; + return ptr; +} #endif diff --git a/arch/powerpc/kernel/module_64.c b/arch/powerpc/kernel/module_64.c index ad79de272ff..1af2377e499 100644 --- a/arch/powerpc/kernel/module_64.c +++ b/arch/powerpc/kernel/module_64.c @@ -21,9 +21,7 @@ #include <linux/err.h> #include <linux/vmalloc.h> #include <linux/bug.h> -#include <linux/uaccess.h> #include <asm/module.h> -#include <asm/sections.h> #include <asm/firmware.h> #include <asm/code-patching.h> #include <linux/sort.h> @@ -43,13 +41,6 @@ #define DEBUGP(fmt , ...) #endif -/* There's actually a third entry here, but it's unused */ -struct ppc64_opd_entry -{ - unsigned long funcaddr; - unsigned long r2; -}; - /* Like PPC32, we need little trampolines to do > 24-bit jumps (into the kernel itself). But on PPC64, these need to be used for every jump, actually, to reset r2 (TOC+0x8000). */ @@ -452,13 +443,3 @@ int apply_relocate_add(Elf64_Shdr *sechdrs, return 0; } - -void *dereference_function_descriptor(void *ptr) -{ - struct ppc64_opd_entry *desc = ptr; - void *p; - - if (!probe_kernel_address(&desc->funcaddr, p)) - ptr = p; - return ptr; -} diff --git a/arch/sparc64/kernel/irq.c b/arch/sparc64/kernel/irq.c index 23963882bc1..7495bc77468 100644 --- a/arch/sparc64/kernel/irq.c +++ b/arch/sparc64/kernel/irq.c @@ -7,6 +7,7 @@ #include <linux/module.h> #include <linux/sched.h> +#include <linux/linkage.h> #include <linux/ptrace.h> #include <linux/errno.h> #include <linux/kernel_stat.h> @@ -866,7 +867,7 @@ static void kill_prom_timer(void) : "g1", "g2"); } -void init_irqwork_curcpu(void) +void notrace init_irqwork_curcpu(void) { int cpu = hard_smp_processor_id(); @@ -897,7 +898,7 @@ static void __cpuinit register_one_mondo(unsigned long paddr, unsigned long type } } -void __cpuinit sun4v_register_mondo_queues(int this_cpu) +void __cpuinit notrace sun4v_register_mondo_queues(int this_cpu) { struct trap_per_cpu *tb = &trap_block[this_cpu]; diff --git a/arch/sparc64/kernel/pci_psycho.c b/arch/sparc64/kernel/pci_psycho.c index e205ade69cf..f85b6bebb0b 100644 --- a/arch/sparc64/kernel/pci_psycho.c +++ b/arch/sparc64/kernel/pci_psycho.c @@ -575,7 +575,7 @@ static irqreturn_t psycho_pcierr_intr_other(struct pci_pbm_info *pbm, int is_pbm { unsigned long csr_reg, csr, csr_error_bits; irqreturn_t ret = IRQ_NONE; - u16 stat; + u16 stat, *addr; if (is_pbm_a) { csr_reg = pbm->controller_regs + PSYCHO_PCIA_CTRL; @@ -597,7 +597,9 @@ static irqreturn_t psycho_pcierr_intr_other(struct pci_pbm_info *pbm, int is_pbm printk("%s: PCI SERR signal asserted.\n", pbm->name); ret = IRQ_HANDLED; } - pci_read_config_word(pbm->pci_bus->self, PCI_STATUS, &stat); + addr = psycho_pci_config_mkaddr(pbm, pbm->pci_first_busno, + 0, PCI_STATUS); + pci_config_read16(addr, &stat); if (stat & (PCI_STATUS_PARITY | PCI_STATUS_SIG_TARGET_ABORT | PCI_STATUS_REC_TARGET_ABORT | @@ -605,7 +607,7 @@ static irqreturn_t psycho_pcierr_intr_other(struct pci_pbm_info *pbm, int is_pbm PCI_STATUS_SIG_SYSTEM_ERROR)) { printk("%s: PCI bus error, PCI_STATUS[%04x]\n", pbm->name, stat); - pci_write_config_word(pbm->pci_bus->self, PCI_STATUS, 0xffff); + pci_config_write16(addr, 0xffff); ret = IRQ_HANDLED; } return ret; diff --git a/arch/sparc64/kernel/traps.c b/arch/sparc64/kernel/traps.c index 3d924121c79..c824df13f58 100644 --- a/arch/sparc64/kernel/traps.c +++ b/arch/sparc64/kernel/traps.c @@ -10,6 +10,7 @@ #include <linux/module.h> #include <linux/sched.h> +#include <linux/linkage.h> #include <linux/kernel.h> #include <linux/signal.h> #include <linux/smp.h> @@ -2453,7 +2454,7 @@ struct trap_per_cpu trap_block[NR_CPUS]; /* This can get invoked before sched_init() so play it super safe * and use hard_smp_processor_id(). */ -void init_cur_cpu_trap(struct thread_info *t) +void notrace init_cur_cpu_trap(struct thread_info *t) { int cpu = hard_smp_processor_id(); struct trap_per_cpu *p = &trap_block[cpu]; diff --git a/arch/x86/kernel/cpu/common.c b/arch/x86/kernel/cpu/common.c index 8aab8517642..4e456bd955b 100644 --- a/arch/x86/kernel/cpu/common.c +++ b/arch/x86/kernel/cpu/common.c @@ -344,31 +344,15 @@ static void __init early_cpu_detect(void) /* * The NOPL instruction is supposed to exist on all CPUs with - * family >= 6, unfortunately, that's not true in practice because + * family >= 6; unfortunately, that's not true in practice because * of early VIA chips and (more importantly) broken virtualizers that - * are not easy to detect. Hence, probe for it based on first - * principles. + * are not easy to detect. In the latter case it doesn't even *fail* + * reliably, so probing for it doesn't even work. Disable it completely + * unless we can find a reliable way to detect all the broken cases. */ static void __cpuinit detect_nopl(struct cpuinfo_x86 *c) { - const u32 nopl_signature = 0x888c53b1; /* Random number */ - u32 has_nopl = nopl_signature; - clear_cpu_cap(c, X86_FEATURE_NOPL); - if (c->x86 >= 6) { - asm volatile("\n" - "1: .byte 0x0f,0x1f,0xc0\n" /* nopl %eax */ - "2:\n" - " .section .fixup,\"ax\"\n" - "3: xor %0,%0\n" - " jmp 2b\n" - " .previous\n" - _ASM_EXTABLE(1b,3b) - : "+a" (has_nopl)); - - if (has_nopl == nopl_signature) - set_cpu_cap(c, X86_FEATURE_NOPL); - } } static void __cpuinit generic_identify(struct cpuinfo_x86 *c) diff --git a/arch/x86/kernel/kdebugfs.c b/arch/x86/kernel/kdebugfs.c index f2d43bc7551..ff7d3b0124f 100644 --- a/arch/x86/kernel/kdebugfs.c +++ b/arch/x86/kernel/kdebugfs.c @@ -139,6 +139,7 @@ static int __init create_setup_data_nodes(struct dentry *parent) if (PageHighMem(pg)) { data = ioremap_cache(pa_data, sizeof(*data)); if (!data) { + kfree(node); error = -ENXIO; goto err_dir; } diff --git a/arch/x86/kernel/setup.c b/arch/x86/kernel/setup.c index 362d4e7f2d3..9838f2539df 100644 --- a/arch/x86/kernel/setup.c +++ b/arch/x86/kernel/setup.c @@ -670,6 +670,10 @@ void __init setup_arch(char **cmdline_p) parse_early_param(); +#ifdef CONFIG_X86_64 + check_efer(); +#endif + #if defined(CONFIG_VMI) && defined(CONFIG_X86_32) /* * Must be before kernel pagetables are setup @@ -738,7 +742,6 @@ void __init setup_arch(char **cmdline_p) #else num_physpages = max_pfn; - check_efer(); /* How many end-of-memory variables you have, grandma! */ /* need this before calling reserve_initrd */ diff --git a/arch/x86/mm/init_32.c b/arch/x86/mm/init_32.c index d37f29376b0..60ec1d08ff2 100644 --- a/arch/x86/mm/init_32.c +++ b/arch/x86/mm/init_32.c @@ -458,11 +458,7 @@ static void __init pagetable_init(void) { pgd_t *pgd_base = swapper_pg_dir; - paravirt_pagetable_setup_start(pgd_base); - permanent_kmaps_init(pgd_base); - - paravirt_pagetable_setup_done(pgd_base); } #ifdef CONFIG_ACPI_SLEEP diff --git a/arch/x86/xen/setup.c b/arch/x86/xen/setup.c index b6acc3a0af4..d6790108388 100644 --- a/arch/x86/xen/setup.c +++ b/arch/x86/xen/setup.c @@ -42,7 +42,7 @@ char * __init xen_memory_setup(void) e820.nr_map = 0; - e820_add_region(0, PFN_PHYS(max_pfn), E820_RAM); + e820_add_region(0, PFN_PHYS((u64)max_pfn), E820_RAM); /* * Even though this is normal, usable memory under Xen, reserve diff --git a/drivers/clocksource/acpi_pm.c b/drivers/clocksource/acpi_pm.c index 4eee533f3f4..71d2ac4e3f4 100644 --- a/drivers/clocksource/acpi_pm.c +++ b/drivers/clocksource/acpi_pm.c @@ -178,11 +178,13 @@ static int verify_pmtmr_rate(void) /* Number of monotonicity checks to perform during initialization */ #define ACPI_PM_MONOTONICITY_CHECKS 10 +/* Number of reads we try to get two different values */ +#define ACPI_PM_READ_CHECKS 10000 static int __init init_acpi_pm_clocksource(void) { cycle_t value1, value2; - unsigned int i, j, good = 0; + unsigned int i, j = 0; if (!pmtmr_ioport) return -ENODEV; @@ -192,29 +194,26 @@ static int __init init_acpi_pm_clocksource(void) /* "verify" this timing source: */ for (j = 0; j < ACPI_PM_MONOTONICITY_CHECKS; j++) { + udelay(100 * j); value1 = clocksource_acpi_pm.read(); - for (i = 0; i < 10000; i++) { + for (i = 0; i < ACPI_PM_READ_CHECKS; i++) { value2 = clocksource_acpi_pm.read(); if (value2 == value1) continue; if (value2 > value1) - good++; break; if ((value2 < value1) && ((value2) < 0xFFF)) - good++; break; printk(KERN_INFO "PM-Timer had inconsistent results:" " 0x%#llx, 0x%#llx - aborting.\n", value1, value2); return -EINVAL; } - udelay(300 * i); - } - - if (good != ACPI_PM_MONOTONICITY_CHECKS) { - printk(KERN_INFO "PM-Timer failed consistency check " - " (0x%#llx) - aborting.\n", value1); - return -ENODEV; + if (i == ACPI_PM_READ_CHECKS) { + printk(KERN_INFO "PM-Timer failed consistency check " + " (0x%#llx) - aborting.\n", value1); + return -ENODEV; + } } if (verify_pmtmr_rate() != 0) diff --git a/drivers/infiniband/hw/mlx4/qp.c b/drivers/infiniband/hw/mlx4/qp.c index f29dbb767e8..9559248f265 100644 --- a/drivers/infiniband/hw/mlx4/qp.c +++ b/drivers/infiniband/hw/mlx4/qp.c @@ -1342,6 +1342,12 @@ static __be32 convert_access(int acc) static void set_fmr_seg(struct mlx4_wqe_fmr_seg *fseg, struct ib_send_wr *wr) { struct mlx4_ib_fast_reg_page_list *mfrpl = to_mfrpl(wr->wr.fast_reg.page_list); + int i; + + for (i = 0; i < wr->wr.fast_reg.page_list_len; ++i) + wr->wr.fast_reg.page_list->page_list[i] = + cpu_to_be64(wr->wr.fast_reg.page_list->page_list[i] | + MLX4_MTT_FLAG_PRESENT); fseg->flags = convert_access(wr->wr.fast_reg.access_flags); fseg->mem_key = cpu_to_be32(wr->wr.fast_reg.rkey); diff --git a/drivers/infiniband/hw/nes/nes_cm.c b/drivers/infiniband/hw/nes/nes_cm.c index 9f0b964b2c9..499d3cf83e1 100644 --- a/drivers/infiniband/hw/nes/nes_cm.c +++ b/drivers/infiniband/hw/nes/nes_cm.c @@ -1956,13 +1956,6 @@ static int mini_cm_reject(struct nes_cm_core *cm_core, return ret; cleanup_retrans_entry(cm_node); cm_node->state = NES_CM_STATE_CLOSED; - ret = send_fin(cm_node, NULL); - - if (cm_node->accept_pend) { - BUG_ON(!cm_node->listener); - atomic_dec(&cm_node->listener->pend_accepts_cnt); - BUG_ON(atomic_read(&cm_node->listener->pend_accepts_cnt) < 0); - } ret = send_reset(cm_node, NULL); return ret; @@ -2383,6 +2376,7 @@ static int nes_cm_disconn_true(struct nes_qp *nesqp) atomic_inc(&cm_disconnects); cm_event.event = IW_CM_EVENT_DISCONNECT; if (last_ae == NES_AEQE_AEID_LLP_CONNECTION_RESET) { + issued_disconnect_reset = 1; cm_event.status = IW_CM_EVENT_STATUS_RESET; nes_debug(NES_DBG_CM, "Generating a CM " "Disconnect Event (status reset) for " @@ -2508,7 +2502,6 @@ static int nes_disconnect(struct nes_qp *nesqp, int abrupt) nes_debug(NES_DBG_CM, "Call close API\n"); g_cm_core->api->close(g_cm_core, nesqp->cm_node); - nesqp->cm_node = NULL; } return ret; @@ -2837,6 +2830,7 @@ int nes_connect(struct iw_cm_id *cm_id, struct iw_cm_conn_param *conn_param) cm_node->apbvt_set = 1; nesqp->cm_node = cm_node; cm_node->nesqp = nesqp; + nes_add_ref(&nesqp->ibqp); return 0; } @@ -3167,7 +3161,6 @@ static void cm_event_connect_error(struct nes_cm_event *event) if (ret) printk(KERN_ERR "%s[%u] OFA CM event_handler returned, " "ret=%d\n", __func__, __LINE__, ret); - nes_rem_ref(&nesqp->ibqp); cm_id->rem_ref(cm_id); rem_ref_cm_node(event->cm_node->cm_core, event->cm_node); diff --git a/drivers/infiniband/ulp/ipoib/ipoib.h b/drivers/infiniband/ulp/ipoib/ipoib.h index b0ffc9abe8c..05eb41b8ab6 100644 --- a/drivers/infiniband/ulp/ipoib/ipoib.h +++ b/drivers/infiniband/ulp/ipoib/ipoib.h @@ -293,6 +293,7 @@ struct ipoib_dev_priv { struct delayed_work pkey_poll_task; struct delayed_work mcast_task; + struct work_struct carrier_on_task; struct work_struct flush_light; struct work_struct flush_normal; struct work_struct flush_heavy; @@ -464,6 +465,7 @@ int ipoib_dev_init(struct net_device *dev, struct ib_device *ca, int port); void ipoib_dev_cleanup(struct net_device *dev); void ipoib_mcast_join_task(struct work_struct *work); +void ipoib_mcast_carrier_on_task(struct work_struct *work); void ipoib_mcast_send(struct net_device *dev, void *mgid, struct sk_buff *skb); void ipoib_mcast_restart_task(struct work_struct *work); diff --git a/drivers/infiniband/ulp/ipoib/ipoib_main.c b/drivers/infiniband/ulp/ipoib/ipoib_main.c index 7e9e218738f..1b1df5cc411 100644 --- a/drivers/infiniband/ulp/ipoib/ipoib_main.c +++ b/drivers/infiniband/ulp/ipoib/ipoib_main.c @@ -1075,6 +1075,7 @@ static void ipoib_setup(struct net_device *dev) INIT_DELAYED_WORK(&priv->pkey_poll_task, ipoib_pkey_poll); INIT_DELAYED_WORK(&priv->mcast_task, ipoib_mcast_join_task); + INIT_WORK(&priv->carrier_on_task, ipoib_mcast_carrier_on_task); INIT_WORK(&priv->flush_light, ipoib_ib_dev_flush_light); INIT_WORK(&priv->flush_normal, ipoib_ib_dev_flush_normal); INIT_WORK(&priv->flush_heavy, ipoib_ib_dev_flush_heavy); diff --git a/drivers/infiniband/ulp/ipoib/ipoib_multicast.c b/drivers/infiniband/ulp/ipoib/ipoib_multicast.c index ac33c8f3ea8..aae28620a6e 100644 --- a/drivers/infiniband/ulp/ipoib/ipoib_multicast.c +++ b/drivers/infiniband/ulp/ipoib/ipoib_multicast.c @@ -366,6 +366,21 @@ static int ipoib_mcast_sendonly_join(struct ipoib_mcast *mcast) return ret; } +void ipoib_mcast_carrier_on_task(struct work_struct *work) +{ + struct ipoib_dev_priv *priv = container_of(work, struct ipoib_dev_priv, + carrier_on_task); + + /* + * Take rtnl_lock to avoid racing with ipoib_stop() and + * turning the carrier back on while a device is being + * removed. + */ + rtnl_lock(); + netif_carrier_on(priv->dev); + rtnl_unlock(); +} + static int ipoib_mcast_join_complete(int status, struct ib_sa_multicast *multicast) { @@ -392,16 +407,12 @@ static int ipoib_mcast_join_complete(int status, &priv->mcast_task, 0); mutex_unlock(&mcast_mutex); - if (mcast == priv->broadcast) { - /* - * Take RTNL lock here to avoid racing with - * ipoib_stop() and turning the carrier back - * on while a device is being removed. - */ - rtnl_lock(); - netif_carrier_on(dev); - rtnl_unlock(); - } + /* + * Defer carrier on work to ipoib_workqueue to avoid a + * deadlock on rtnl_lock here. + */ + if (mcast == priv->broadcast) + queue_work(ipoib_workqueue, &priv->carrier_on_task); return 0; } diff --git a/drivers/md/md.c b/drivers/md/md.c index 4790c83d78d..deeac4b4417 100644 --- a/drivers/md/md.c +++ b/drivers/md/md.c @@ -5761,7 +5761,11 @@ void md_do_sync(mddev_t *mddev) * time 'round when curr_resync == 2 */ continue; - prepare_to_wait(&resync_wait, &wq, TASK_UNINTERRUPTIBLE); + /* We need to wait 'interruptible' so as not to + * contribute to the load average, and not to + * be caught by 'softlockup' + */ + prepare_to_wait(&resync_wait, &wq, TASK_INTERRUPTIBLE); if (!kthread_should_stop() && mddev2->curr_resync >= mddev->curr_resync) { printk(KERN_INFO "md: delaying %s of %s" @@ -5769,6 +5773,8 @@ void md_do_sync(mddev_t *mddev) " share one or more physical units)\n", desc, mdname(mddev), mdname(mddev2)); mddev_put(mddev2); + if (signal_pending(current)) + flush_signals(current); schedule(); finish_wait(&resync_wait, &wq); goto try_again; diff --git a/drivers/net/bnx2.h b/drivers/net/bnx2.h index c3c579f98ed..dfacd31f7ed 100644 --- a/drivers/net/bnx2.h +++ b/drivers/net/bnx2.h @@ -6597,7 +6597,7 @@ struct flash_spec { struct bnx2_irq { irq_handler_t handler; - u16 vector; + unsigned int vector; u8 requested; char name[16]; }; diff --git a/drivers/net/e100.c b/drivers/net/e100.c index 453115acaad..5cf78d612c4 100644 --- a/drivers/net/e100.c +++ b/drivers/net/e100.c @@ -2738,9 +2738,7 @@ static int __devinit e100_probe(struct pci_dev *pdev, nic->flags |= wol_magic; /* ack any pending wake events, disable PME */ - err = pci_enable_wake(pdev, 0, 0); - if (err) - DPRINTK(PROBE, ERR, "Error clearing wake event\n"); + pci_pme_active(pdev, false); strcpy(netdev->name, "eth%d"); if((err = register_netdev(netdev))) { diff --git a/drivers/net/e1000/e1000_hw.c b/drivers/net/e1000/e1000_hw.c index 9d6edf3e73f..d04eef53571 100644 --- a/drivers/net/e1000/e1000_hw.c +++ b/drivers/net/e1000/e1000_hw.c @@ -144,6 +144,8 @@ static s32 e1000_host_if_read_cookie(struct e1000_hw *hw, u8 *buffer); static u8 e1000_calculate_mng_checksum(char *buffer, u32 length); static s32 e1000_configure_kmrn_for_10_100(struct e1000_hw *hw, u16 duplex); static s32 e1000_configure_kmrn_for_1000(struct e1000_hw *hw); +static s32 e1000_do_read_eeprom(struct e1000_hw *hw, u16 offset, u16 words, u16 *data); +static s32 e1000_do_write_eeprom(struct e1000_hw *hw, u16 offset, u16 words, u16 *data); /* IGP cable length table */ static const @@ -168,6 +170,8 @@ u16 e1000_igp_2_cable_length_table[IGP02E1000_AGC_LENGTH_TABLE_SIZE] = 83, 89, 95, 100, 105, 109, 113, 116, 119, 122, 124, 104, 109, 114, 118, 121, 124}; +static DEFINE_SPINLOCK(e1000_eeprom_lock); + /****************************************************************************** * Set the phy type member in the hw struct. * @@ -4904,6 +4908,15 @@ static s32 e1000_spi_eeprom_ready(struct e1000_hw *hw) *****************************************************************************/ s32 e1000_read_eeprom(struct e1000_hw *hw, u16 offset, u16 words, u16 *data) { + s32 ret; + spin_lock(&e1000_eeprom_lock); + ret = e1000_do_read_eeprom(hw, offset, words, data); + spin_unlock(&e1000_eeprom_lock); + return ret; +} + +static s32 e1000_do_read_eeprom(struct e1000_hw *hw, u16 offset, u16 words, u16 *data) +{ struct e1000_eeprom_info *eeprom = &hw->eeprom; u32 i = 0; @@ -5236,6 +5249,16 @@ s32 e1000_update_eeprom_checksum(struct e1000_hw *hw) *****************************************************************************/ s32 e1000_write_eeprom(struct e1000_hw *hw, u16 offset, u16 words, u16 *data) { + s32 ret; + spin_lock(&e1000_eeprom_lock); + ret = e1000_do_write_eeprom(hw, offset, words, data); + spin_unlock(&e1000_eeprom_lock); + return ret; +} + + +static s32 e1000_do_write_eeprom(struct e1000_hw *hw, u16 offset, u16 words, u16 *data) +{ struct e1000_eeprom_info *eeprom = &hw->eeprom; s32 status = 0; diff --git a/drivers/net/forcedeth.c b/drivers/net/forcedeth.c index 0b6ecef9a84..eeb55ed2152 100644 --- a/drivers/net/forcedeth.c +++ b/drivers/net/forcedeth.c @@ -5643,6 +5643,7 @@ static int __devinit nv_probe(struct pci_dev *pci_dev, const struct pci_device_i dev->dev_addr[4] = (np->orig_mac[0] >> 8) & 0xff; dev->dev_addr[5] = (np->orig_mac[0] >> 0) & 0xff; writel(txreg|NVREG_TRANSMITPOLL_MAC_ADDR_REV, base + NvRegTransmitPoll); + printk(KERN_DEBUG "nv_probe: set workaround bit for reversed mac addr\n"); } memcpy(dev->perm_addr, dev->dev_addr, dev->addr_len); @@ -5890,14 +5891,12 @@ static void nv_restore_phy(struct net_device *dev) } } -static void __devexit nv_remove(struct pci_dev *pci_dev) +static void nv_restore_mac_addr(struct pci_dev *pci_dev) { struct net_device *dev = pci_get_drvdata(pci_dev); struct fe_priv *np = netdev_priv(dev); u8 __iomem *base = get_hwbase(dev); - unregister_netdev(dev); - /* special op: write back the misordered MAC address - otherwise * the next nv_probe would see a wrong address. */ @@ -5905,6 +5904,15 @@ static void __devexit nv_remove(struct pci_dev *pci_dev) writel(np->orig_mac[1], base + NvRegMacAddrB); writel(readl(base + NvRegTransmitPoll) & ~NVREG_TRANSMITPOLL_MAC_ADDR_REV, base + NvRegTransmitPoll); +} + +static void __devexit nv_remove(struct pci_dev *pci_dev) +{ + struct net_device *dev = pci_get_drvdata(pci_dev); + + unregister_netdev(dev); + + nv_restore_mac_addr(pci_dev); /* restore any phy related changes */ nv_restore_phy(dev); @@ -5975,6 +5983,8 @@ static void nv_shutdown(struct pci_dev *pdev) if (netif_running(dev)) nv_close(dev); + nv_restore_mac_addr(pdev); + pci_disable_device(pdev); if (system_state == SYSTEM_POWER_OFF) { if (pci_enable_wake(pdev, PCI_D3cold, np->wolenabled)) diff --git a/drivers/net/hp-plus.c b/drivers/net/hp-plus.c index 8239939554b..fbbd3e660c2 100644 --- a/drivers/net/hp-plus.c +++ b/drivers/net/hp-plus.c @@ -139,7 +139,7 @@ static int __init do_hpp_probe(struct net_device *dev) #ifndef MODULE struct net_device * __init hp_plus_probe(int unit) { - struct net_device *dev = alloc_ei_netdev(); + struct net_device *dev = alloc_eip_netdev(); int err; if (!dev) @@ -284,7 +284,7 @@ hpp_open(struct net_device *dev) int option_reg; int retval; - if ((retval = request_irq(dev->irq, ei_interrupt, 0, dev->name, dev))) { + if ((retval = request_irq(dev->irq, eip_interrupt, 0, dev->name, dev))) { return retval; } @@ -302,7 +302,7 @@ hpp_open(struct net_device *dev) /* Select the operational page. */ outw(Perf_Page, ioaddr + HP_PAGING); - ei_open(dev); + eip_open(dev); return 0; } @@ -313,7 +313,7 @@ hpp_close(struct net_device *dev) int option_reg = inw(ioaddr + HPP_OPTION); free_irq(dev->irq, dev); - ei_close(dev); + eip_close(dev); outw((option_reg & ~EnableIRQ) | MemDisable | NICReset | ChipReset, ioaddr + HPP_OPTION); diff --git a/drivers/net/mlx4/mr.c b/drivers/net/mlx4/mr.c index 62071d9c4a5..d1dd5b48dbd 100644 --- a/drivers/net/mlx4/mr.c +++ b/drivers/net/mlx4/mr.c @@ -67,11 +67,10 @@ struct mlx4_mpt_entry { #define MLX4_MPT_FLAG_PHYSICAL (1 << 9) #define MLX4_MPT_FLAG_REGION (1 << 8) -#define MLX4_MPT_PD_FLAG_FAST_REG (1 << 26) +#define MLX4_MPT_PD_FLAG_FAST_REG (1 << 27) +#define MLX4_MPT_PD_FLAG_RAE (1 << 28) #define MLX4_MPT_PD_FLAG_EN_INV (3 << 24) -#define MLX4_MTT_FLAG_PRESENT 1 - #define MLX4_MPT_STATUS_SW 0xF0 #define MLX4_MPT_STATUS_HW 0x00 @@ -348,7 +347,10 @@ int mlx4_mr_enable(struct mlx4_dev *dev, struct mlx4_mr *mr) if (mr->mtt.order >= 0 && mr->mtt.page_shift == 0) { /* fast register MR in free state */ mpt_entry->flags |= cpu_to_be32(MLX4_MPT_FLAG_FREE); - mpt_entry->pd_flags |= cpu_to_be32(MLX4_MPT_PD_FLAG_FAST_REG); + mpt_entry->pd_flags |= cpu_to_be32(MLX4_MPT_PD_FLAG_FAST_REG | + MLX4_MPT_PD_FLAG_RAE); + mpt_entry->mtt_sz = cpu_to_be32((1 << mr->mtt.order) * + MLX4_MTT_ENTRY_PER_SEG); } else { mpt_entry->flags |= cpu_to_be32(MLX4_MPT_FLAG_SW_OWNS); } diff --git a/drivers/net/wireless/b43/rfkill.c b/drivers/net/wireless/b43/rfkill.c index fec5645944a..34ae125d538 100644 --- a/drivers/net/wireless/b43/rfkill.c +++ b/drivers/net/wireless/b43/rfkill.c @@ -43,23 +43,6 @@ static bool b43_is_hw_radio_enabled(struct b43_wldev *dev) return 0; } -/* Update the rfkill state */ -static void b43_rfkill_update_state(struct b43_wldev *dev) -{ - struct b43_rfkill *rfk = &(dev->wl->rfkill); - - if (!dev->radio_hw_enable) { - rfk->rfkill->state = RFKILL_STATE_HARD_BLOCKED; - return; - } - - if (!dev->phy.radio_on) - rfk->rfkill->state = RFKILL_STATE_SOFT_BLOCKED; - else - rfk->rfkill->state = RFKILL_STATE_UNBLOCKED; - -} - /* The poll callback for the hardware button. */ static void b43_rfkill_poll(struct input_polled_dev *poll_dev) { @@ -77,7 +60,6 @@ static void b43_rfkill_poll(struct input_polled_dev *poll_dev) if (unlikely(enabled != dev->radio_hw_enable)) { dev->radio_hw_enable = enabled; report_change = 1; - b43_rfkill_update_state(dev); b43info(wl, "Radio hardware status changed to %s\n", enabled ? "ENABLED" : "DISABLED"); } diff --git a/drivers/net/wireless/b43legacy/rfkill.c b/drivers/net/wireless/b43legacy/rfkill.c index 476add97e97..b32bf6a94f1 100644 --- a/drivers/net/wireless/b43legacy/rfkill.c +++ b/drivers/net/wireless/b43legacy/rfkill.c @@ -44,23 +44,6 @@ static bool b43legacy_is_hw_radio_enabled(struct b43legacy_wldev *dev) return 0; } -/* Update the rfkill state */ -static void b43legacy_rfkill_update_state(struct b43legacy_wldev *dev) -{ - struct b43legacy_rfkill *rfk = &(dev->wl->rfkill); - - if (!dev->radio_hw_enable) { - rfk->rfkill->state = RFKILL_STATE_HARD_BLOCKED; - return; - } - - if (!dev->phy.radio_on) - rfk->rfkill->state = RFKILL_STATE_SOFT_BLOCKED; - else - rfk->rfkill->state = RFKILL_STATE_UNBLOCKED; - -} - /* The poll callback for the hardware button. */ static void b43legacy_rfkill_poll(struct input_polled_dev *poll_dev) { @@ -78,7 +61,6 @@ static void b43legacy_rfkill_poll(struct input_polled_dev *poll_dev) if (unlikely(enabled != dev->radio_hw_enable)) { dev->radio_hw_enable = enabled; report_change = 1; - b43legacy_rfkill_update_state(dev); b43legacyinfo(wl, "Radio hardware status changed to %s\n", enabled ? "ENABLED" : "DISABLED"); } diff --git a/include/asm-generic/bug.h b/include/asm-generic/bug.h index a3f738cffdb..edc6ba82e09 100644 --- a/include/asm-generic/bug.h +++ b/include/asm-generic/bug.h @@ -97,6 +97,16 @@ extern void warn_slowpath(const char *file, const int line, unlikely(__ret_warn_once); \ }) +#define WARN_ONCE(condition, format...) ({ \ + static int __warned; \ + int __ret_warn_once = !!(condition); \ + \ + if (unlikely(__ret_warn_once)) \ + if (WARN(!__warned, format)) \ + __warned = 1; \ + unlikely(__ret_warn_once); \ +}) + #define WARN_ON_RATELIMIT(condition, state) \ WARN_ON((condition) && __ratelimit(state)) diff --git a/include/linux/mlx4/device.h b/include/linux/mlx4/device.h index 655ea0d1ee1..b2f94446831 100644 --- a/include/linux/mlx4/device.h +++ b/include/linux/mlx4/device.h @@ -141,6 +141,10 @@ enum { MLX4_STAT_RATE_OFFSET = 5 }; +enum { + MLX4_MTT_FLAG_PRESENT = 1 +}; + static inline u64 mlx4_fw_ver(u64 major, u64 minor, u64 subminor) { return (major << 32) | (minor << 16) | subminor; diff --git a/include/linux/pnp.h b/include/linux/pnp.h index 1ce54b63085..be764e514e3 100644 --- a/include/linux/pnp.h +++ b/include/linux/pnp.h @@ -21,7 +21,14 @@ struct pnp_dev; /* * Resource Management */ +#ifdef CONFIG_PNP struct resource *pnp_get_resource(struct pnp_dev *, unsigned int, unsigned int); +#else +static inline struct resource *pnp_get_resource(struct pnp_dev *dev, unsigned int type, unsigned int num) +{ + return NULL; +} +#endif static inline int pnp_resource_valid(struct resource *res) { diff --git a/kernel/sched.c b/kernel/sched.c index cc1f81b50b8..98890807375 100644 --- a/kernel/sched.c +++ b/kernel/sched.c @@ -8909,6 +8909,9 @@ static int sched_rt_global_constraints(void) u64 rt_runtime, rt_period; int ret = 0; + if (sysctl_sched_rt_period <= 0) + return -EINVAL; + rt_period = ktime_to_ns(tg->rt_bandwidth.rt_period); rt_runtime = tg->rt_bandwidth.rt_runtime; @@ -8925,6 +8928,9 @@ static int sched_rt_global_constraints(void) unsigned long flags; int i; + if (sysctl_sched_rt_period <= 0) + return -EINVAL; + spin_lock_irqsave(&def_rt_bandwidth.rt_runtime_lock, flags); for_each_possible_cpu(i) { struct rt_rq *rt_rq = &cpu_rq(i)->rt; diff --git a/kernel/sched_rt.c b/kernel/sched_rt.c index 552310798da..1113157b205 100644 --- a/kernel/sched_rt.c +++ b/kernel/sched_rt.c @@ -350,6 +350,7 @@ static void __enable_runtime(struct rq *rq) spin_lock(&rt_rq->rt_runtime_lock); rt_rq->rt_runtime = rt_b->rt_runtime; rt_rq->rt_time = 0; + rt_rq->rt_throttled = 0; spin_unlock(&rt_rq->rt_runtime_lock); spin_unlock(&rt_b->rt_runtime_lock); } diff --git a/kernel/time/clockevents.c b/kernel/time/clockevents.c index 1876b526c77..f8d968063ce 100644 --- a/kernel/time/clockevents.c +++ b/kernel/time/clockevents.c @@ -72,6 +72,16 @@ void clockevents_set_mode(struct clock_event_device *dev, } /** + * clockevents_shutdown - shutdown the device and clear next_event + * @dev: device to shutdown + */ +void clockevents_shutdown(struct clock_event_device *dev) +{ + clockevents_set_mode(dev, CLOCK_EVT_MODE_SHUTDOWN); + dev->next_event.tv64 = KTIME_MAX; +} + +/** * clockevents_program_event - Reprogram the clock event device. * @expires: absolute expiry time (monotonic clock) * @@ -206,7 +216,7 @@ void clockevents_exchange_device(struct clock_event_device *old, if (new) { BUG_ON(new->mode != CLOCK_EVT_MODE_UNUSED); - clockevents_set_mode(new, CLOCK_EVT_MODE_SHUTDOWN); + clockevents_shutdown(new); } local_irq_restore(flags); } diff --git a/kernel/time/tick-broadcast.c b/kernel/time/tick-broadcast.c index 2f5a38294bf..f1f3eee2811 100644 --- a/kernel/time/tick-broadcast.c +++ b/kernel/time/tick-broadcast.c @@ -236,8 +236,7 @@ static void tick_do_broadcast_on_off(void *why) if (!cpu_isset(cpu, tick_broadcast_mask)) { cpu_set(cpu, tick_broadcast_mask); if (td->mode == TICKDEV_MODE_PERIODIC) - clockevents_set_mode(dev, - CLOCK_EVT_MODE_SHUTDOWN); + clockevents_shutdown(dev); } if (*reason == CLOCK_EVT_NOTIFY_BROADCAST_FORCE) tick_broadcast_force = 1; @@ -254,7 +253,7 @@ static void tick_do_broadcast_on_off(void *why) if (cpus_empty(tick_broadcast_mask)) { if (!bc_stopped) - clockevents_set_mode(bc, CLOCK_EVT_MODE_SHUTDOWN); + clockevents_shutdown(bc); } else if (bc_stopped) { if (tick_broadcast_device.mode == TICKDEV_MODE_PERIODIC) tick_broadcast_start_periodic(bc); @@ -306,7 +305,7 @@ void tick_shutdown_broadcast(unsigned int *cpup) if (tick_broadcast_device.mode == TICKDEV_MODE_PERIODIC) { if (bc && cpus_empty(tick_broadcast_mask)) - clockevents_set_mode(bc, CLOCK_EVT_MODE_SHUTDOWN); + clockevents_shutdown(bc); } spin_unlock_irqrestore(&tick_broadcast_lock, flags); @@ -321,7 +320,7 @@ void tick_suspend_broadcast(void) bc = tick_broadcast_device.evtdev; if (bc) - clockevents_set_mode(bc, CLOCK_EVT_MODE_SHUTDOWN); + clockevents_shutdown(bc); spin_unlock_irqrestore(&tick_broadcast_lock, flags); } diff --git a/kernel/time/tick-common.c b/kernel/time/tick-common.c index c4777193d56..019315ebf9d 100644 --- a/kernel/time/tick-common.c +++ b/kernel/time/tick-common.c @@ -249,7 +249,7 @@ static int tick_check_new_device(struct clock_event_device *newdev) * not give it back to the clockevents layer ! */ if (tick_is_broadcast_device(curdev)) { - clockevents_set_mode(curdev, CLOCK_EVT_MODE_SHUTDOWN); + clockevents_shutdown(curdev); curdev = NULL; } clockevents_exchange_device(curdev, newdev); @@ -311,7 +311,7 @@ static void tick_suspend(void) unsigned long flags; spin_lock_irqsave(&tick_device_lock, flags); - clockevents_set_mode(td->evtdev, CLOCK_EVT_MODE_SHUTDOWN); + clockevents_shutdown(td->evtdev); spin_unlock_irqrestore(&tick_device_lock, flags); } diff --git a/kernel/time/tick-internal.h b/kernel/time/tick-internal.h index 0ffc2918ea6..6e9db9734aa 100644 --- a/kernel/time/tick-internal.h +++ b/kernel/time/tick-internal.h @@ -10,6 +10,8 @@ extern int tick_do_timer_cpu __read_mostly; extern void tick_setup_periodic(struct clock_event_device *dev, int broadcast); extern void tick_handle_periodic(struct clock_event_device *dev); +extern void clockevents_shutdown(struct clock_event_device *dev); + /* * NO_HZ / high resolution timer shared code */ diff --git a/mm/slub.c b/mm/slub.c index fb486d5540f..0c83e6afe7b 100644 --- a/mm/slub.c +++ b/mm/slub.c @@ -1932,6 +1932,7 @@ init_kmem_cache_node(struct kmem_cache_node *n, struct kmem_cache *s) INIT_LIST_HEAD(&n->partial); #ifdef CONFIG_SLUB_DEBUG atomic_long_set(&n->nr_slabs, 0); + atomic_long_set(&n->total_objects, 0); INIT_LIST_HEAD(&n->full); #endif } diff --git a/net/ipv4/udp.c b/net/ipv4/udp.c index 8e42fbbd576..57e26fa6618 100644 --- a/net/ipv4/udp.c +++ b/net/ipv4/udp.c @@ -951,6 +951,27 @@ int udp_disconnect(struct sock *sk, int flags) return 0; } +static int __udp_queue_rcv_skb(struct sock *sk, struct sk_buff *skb) +{ + int is_udplite = IS_UDPLITE(sk); + int rc; + + if ((rc = sock_queue_rcv_skb(sk, skb)) < 0) { + /* Note that an ENOMEM error is charged twice */ + if (rc == -ENOMEM) + UDP_INC_STATS_BH(sock_net(sk), UDP_MIB_RCVBUFERRORS, + is_udplite); + goto drop; + } + + return 0; + +drop: + UDP_INC_STATS_BH(sock_net(sk), UDP_MIB_INERRORS, is_udplite); + kfree_skb(skb); + return -1; +} + /* returns: * -1: error * 0: success @@ -989,9 +1010,7 @@ int udp_queue_rcv_skb(struct sock * sk, struct sk_buff *skb) up->encap_rcv != NULL) { int ret; - bh_unlock_sock(sk); ret = (*up->encap_rcv)(sk, skb); - bh_lock_sock(sk); if (ret <= 0) { UDP_INC_STATS_BH(sock_net(sk), UDP_MIB_INDATAGRAMS, @@ -1044,17 +1063,16 @@ int udp_queue_rcv_skb(struct sock * sk, struct sk_buff *skb) goto drop; } - if ((rc = sock_queue_rcv_skb(sk,skb)) < 0) { - /* Note that an ENOMEM error is charged twice */ - if (rc == -ENOMEM) { - UDP_INC_STATS_BH(sock_net(sk), - UDP_MIB_RCVBUFERRORS, is_udplite); - atomic_inc(&sk->sk_drops); - } - goto drop; - } + rc = 0; - return 0; + bh_lock_sock(sk); + if (!sock_owned_by_user(sk)) + rc = __udp_queue_rcv_skb(sk, skb); + else + sk_add_backlog(sk, skb); + bh_unlock_sock(sk); + + return rc; drop: UDP_INC_STATS_BH(sock_net(sk), UDP_MIB_INERRORS, is_udplite); @@ -1092,15 +1110,7 @@ static int __udp4_lib_mcast_deliver(struct net *net, struct sk_buff *skb, skb1 = skb_clone(skb, GFP_ATOMIC); if (skb1) { - int ret = 0; - - bh_lock_sock(sk); - if (!sock_owned_by_user(sk)) - ret = udp_queue_rcv_skb(sk, skb1); - else - sk_add_backlog(sk, skb1); - bh_unlock_sock(sk); - + int ret = udp_queue_rcv_skb(sk, skb1); if (ret > 0) /* we should probably re-process instead * of dropping packets here. */ @@ -1195,13 +1205,7 @@ int __udp4_lib_rcv(struct sk_buff *skb, struct hlist_head udptable[], uh->dest, inet_iif(skb), udptable); if (sk != NULL) { - int ret = 0; - bh_lock_sock(sk); - if (!sock_owned_by_user(sk)) - ret = udp_queue_rcv_skb(sk, skb); - else - sk_add_backlog(sk, skb); - bh_unlock_sock(sk); + int ret = udp_queue_rcv_skb(sk, skb); sock_put(sk); /* a return value > 0 means to resubmit the input, but @@ -1494,7 +1498,7 @@ struct proto udp_prot = { .sendmsg = udp_sendmsg, .recvmsg = udp_recvmsg, .sendpage = udp_sendpage, - .backlog_rcv = udp_queue_rcv_skb, + .backlog_rcv = __udp_queue_rcv_skb, .hash = udp_lib_hash, .unhash = udp_lib_unhash, .get_port = udp_v4_get_port, diff --git a/net/sched/sch_generic.c b/net/sched/sch_generic.c index 9634091ee2f..ec0a0839ce5 100644 --- a/net/sched/sch_generic.c +++ b/net/sched/sch_generic.c @@ -215,10 +215,9 @@ static void dev_watchdog(unsigned long arg) time_after(jiffies, (dev->trans_start + dev->watchdog_timeo))) { char drivername[64]; - printk(KERN_INFO "NETDEV WATCHDOG: %s (%s): transmit timed out\n", + WARN_ONCE(1, KERN_INFO "NETDEV WATCHDOG: %s (%s): transmit timed out\n", dev->name, netdev_drivername(dev, drivername, 64)); dev->tx_timeout(dev); - WARN_ON_ONCE(1); } if (!mod_timer(&dev->watchdog_timer, round_jiffies(jiffies + diff --git a/net/sctp/associola.c b/net/sctp/associola.c index 8472b8b349c..abd51cef241 100644 --- a/net/sctp/associola.c +++ b/net/sctp/associola.c @@ -599,11 +599,12 @@ struct sctp_transport *sctp_assoc_add_peer(struct sctp_association *asoc, /* Check to see if this is a duplicate. */ peer = sctp_assoc_lookup_paddr(asoc, addr); if (peer) { + /* An UNKNOWN state is only set on transports added by + * user in sctp_connectx() call. Such transports should be + * considered CONFIRMED per RFC 4960, Section 5.4. + */ if (peer->state == SCTP_UNKNOWN) { - if (peer_state == SCTP_ACTIVE) - peer->state = SCTP_ACTIVE; - if (peer_state == SCTP_UNCONFIRMED) - peer->state = SCTP_UNCONFIRMED; + peer->state = SCTP_ACTIVE; } return peer; } diff --git a/net/sctp/output.c b/net/sctp/output.c index 0dc4a7dfb23..225c7123c41 100644 --- a/net/sctp/output.c +++ b/net/sctp/output.c @@ -533,7 +533,8 @@ int sctp_packet_transmit(struct sctp_packet *packet) if (!(dst->dev->features & NETIF_F_NO_CSUM)) { crc32 = sctp_start_cksum((__u8 *)sh, cksum_buf_len); crc32 = sctp_end_cksum(crc32); - } + } else + nskb->ip_summed = CHECKSUM_UNNECESSARY; /* 3) Put the resultant value into the checksum field in the * common header, and leave the rest of the bits unchanged. diff --git a/net/sctp/sm_make_chunk.c b/net/sctp/sm_make_chunk.c index e8ca4e54981..b599cbba4fb 100644 --- a/net/sctp/sm_make_chunk.c +++ b/net/sctp/sm_make_chunk.c @@ -1886,11 +1886,13 @@ static void sctp_process_ext_param(struct sctp_association *asoc, /* if the peer reports AUTH, assume that he * supports AUTH. */ - asoc->peer.auth_capable = 1; + if (sctp_auth_enable) + asoc->peer.auth_capable = 1; break; case SCTP_CID_ASCONF: case SCTP_CID_ASCONF_ACK: - asoc->peer.asconf_capable = 1; + if (sctp_addip_enable) + asoc->peer.asconf_capable = 1; break; default: break; @@ -2319,12 +2321,10 @@ clean_up: /* Release the transport structures. */ list_for_each_safe(pos, temp, &asoc->peer.transport_addr_list) { transport = list_entry(pos, struct sctp_transport, transports); - list_del_init(pos); - sctp_transport_free(transport); + if (transport->state != SCTP_ACTIVE) + sctp_assoc_rm_peer(asoc, transport); } - asoc->peer.transport_count = 0; - nomem: return 0; } @@ -2460,6 +2460,9 @@ do_addr_param: break; case SCTP_PARAM_SET_PRIMARY: + if (!sctp_addip_enable) + goto fall_through; + addr_param = param.v + sizeof(sctp_addip_param_t); af = sctp_get_af_specific(param_type2af(param.p->type)); |