diff options
195 files changed, 1445 insertions, 1023 deletions
diff --git a/MAINTAINERS b/MAINTAINERS index 4d4881d909d..668682d1f5f 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -2668,6 +2668,8 @@ M: Guenter Roeck <guenter.roeck@ericsson.com> L: lm-sensors@lm-sensors.org W: http://www.lm-sensors.org/ T: quilt kernel.org/pub/linux/kernel/people/jdelvare/linux-2.6/jdelvare-hwmon/ +T: quilt kernel.org/pub/linux/kernel/people/groeck/linux-staging/ +T: git git://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging.git S: Maintained F: Documentation/hwmon/ F: drivers/hwmon/ @@ -3905,10 +3907,8 @@ F: Documentation/serial/moxa-smartio F: drivers/char/mxser.* MSI LAPTOP SUPPORT -M: Lennart Poettering <mzxreary@0pointer.de> +M: Lee, Chun-Yi <jlee@novell.com> L: platform-driver-x86@vger.kernel.org -W: https://tango.0pointer.de/mailman/listinfo/s270-linux -W: http://0pointer.de/lennart/tchibo.html S: Maintained F: drivers/platform/x86/msi-laptop.c @@ -3925,8 +3925,10 @@ S: Supported F: drivers/mfd/ MULTIMEDIA CARD (MMC), SECURE DIGITAL (SD) AND SDIO SUBSYSTEM -S: Orphan +M: Chris Ball <cjb@laptop.org> L: linux-mmc@vger.kernel.org +T: git git://git.kernel.org/pub/scm/linux/kernel/git/cjb/mmc.git +S: Maintained F: drivers/mmc/ F: include/linux/mmc/ @@ -5097,8 +5099,10 @@ S: Maintained F: drivers/mmc/host/sdricoh_cs.c SECURE DIGITAL HOST CONTROLLER INTERFACE (SDHCI) DRIVER -S: Orphan +M: Chris Ball <cjb@laptop.org> L: linux-mmc@vger.kernel.org +T: git git://git.kernel.org/pub/scm/linux/kernel/git/cjb/mmc.git +S: Maintained F: drivers/mmc/host/sdhci.* SECURE DIGITAL HOST CONTROLLER INTERFACE, OPEN FIRMWARE BINDINGS (SDHCI-OF) @@ -1,7 +1,7 @@ VERSION = 2 PATCHLEVEL = 6 SUBLEVEL = 36 -EXTRAVERSION = -rc5 +EXTRAVERSION = -rc6 NAME = Sheep on Meth # *DOCUMENTATION* diff --git a/arch/alpha/kernel/entry.S b/arch/alpha/kernel/entry.S index ab1ee0ab082..6d159cee5f2 100644 --- a/arch/alpha/kernel/entry.S +++ b/arch/alpha/kernel/entry.S @@ -73,8 +73,6 @@ ldq $20, HAE_REG($19); \ stq $21, HAE_CACHE($19); \ stq $21, 0($20); \ - ldq $0, 0($sp); \ - ldq $1, 8($sp); \ 99:; \ ldq $19, 72($sp); \ ldq $20, 80($sp); \ @@ -316,7 +314,7 @@ ret_from_sys_call: cmovne $26, 0, $19 /* $19 = 0 => non-restartable */ ldq $0, SP_OFF($sp) and $0, 8, $0 - beq $0, restore_all + beq $0, ret_to_kernel ret_to_user: /* Make sure need_resched and sigpending don't change between sampling and the rti. */ @@ -329,6 +327,11 @@ restore_all: RESTORE_ALL call_pal PAL_rti +ret_to_kernel: + lda $16, 7 + call_pal PAL_swpipl + br restore_all + .align 3 $syscall_error: /* @@ -657,7 +660,7 @@ kernel_thread: /* We don't actually care for a3 success widgetry in the kernel. Not for positive errno values. */ stq $0, 0($sp) /* $0 */ - br restore_all + br ret_to_kernel .end kernel_thread /* @@ -912,15 +915,6 @@ sys_execve: .end sys_execve .align 4 - .globl osf_sigprocmask - .ent osf_sigprocmask -osf_sigprocmask: - .prologue 0 - mov $sp, $18 - jmp $31, sys_osf_sigprocmask -.end osf_sigprocmask - - .align 4 .globl alpha_ni_syscall .ent alpha_ni_syscall alpha_ni_syscall: diff --git a/arch/alpha/kernel/process.c b/arch/alpha/kernel/process.c index 842dba308ea..3ec35066f1d 100644 --- a/arch/alpha/kernel/process.c +++ b/arch/alpha/kernel/process.c @@ -356,7 +356,7 @@ dump_elf_thread(elf_greg_t *dest, struct pt_regs *pt, struct thread_info *ti) dest[27] = pt->r27; dest[28] = pt->r28; dest[29] = pt->gp; - dest[30] = rdusp(); + dest[30] = ti == current_thread_info() ? rdusp() : ti->pcb.usp; dest[31] = pt->pc; /* Once upon a time this was the PS value. Which is stupid diff --git a/arch/alpha/kernel/signal.c b/arch/alpha/kernel/signal.c index 0f6b51ae865..d290845aef5 100644 --- a/arch/alpha/kernel/signal.c +++ b/arch/alpha/kernel/signal.c @@ -41,46 +41,20 @@ static void do_signal(struct pt_regs *, struct switch_stack *, /* * The OSF/1 sigprocmask calling sequence is different from the * C sigprocmask() sequence.. - * - * how: - * 1 - SIG_BLOCK - * 2 - SIG_UNBLOCK - * 3 - SIG_SETMASK - * - * We change the range to -1 .. 1 in order to let gcc easily - * use the conditional move instructions. - * - * Note that we don't need to acquire the kernel lock for SMP - * operation, as all of this is local to this thread. */ -SYSCALL_DEFINE3(osf_sigprocmask, int, how, unsigned long, newmask, - struct pt_regs *, regs) +SYSCALL_DEFINE2(osf_sigprocmask, int, how, unsigned long, newmask) { - unsigned long oldmask = -EINVAL; - - if ((unsigned long)how-1 <= 2) { - long sign = how-2; /* -1 .. 1 */ - unsigned long block, unblock; - - newmask &= _BLOCKABLE; - spin_lock_irq(¤t->sighand->siglock); - oldmask = current->blocked.sig[0]; - - unblock = oldmask & ~newmask; - block = oldmask | newmask; - if (!sign) - block = unblock; - if (sign <= 0) - newmask = block; - if (_NSIG_WORDS > 1 && sign > 0) - sigemptyset(¤t->blocked); - current->blocked.sig[0] = newmask; - recalc_sigpending(); - spin_unlock_irq(¤t->sighand->siglock); - - regs->r0 = 0; /* special no error return */ + sigset_t oldmask; + sigset_t mask; + unsigned long res; + + siginitset(&mask, newmask & ~_BLOCKABLE); + res = sigprocmask(how, &mask, &oldmask); + if (!res) { + force_successful_syscall_return(); + res = oldmask.sig[0]; } - return oldmask; + return res; } SYSCALL_DEFINE3(osf_sigaction, int, sig, @@ -94,9 +68,9 @@ SYSCALL_DEFINE3(osf_sigaction, int, sig, old_sigset_t mask; if (!access_ok(VERIFY_READ, act, sizeof(*act)) || __get_user(new_ka.sa.sa_handler, &act->sa_handler) || - __get_user(new_ka.sa.sa_flags, &act->sa_flags)) + __get_user(new_ka.sa.sa_flags, &act->sa_flags) || + __get_user(mask, &act->sa_mask)) return -EFAULT; - __get_user(mask, &act->sa_mask); siginitset(&new_ka.sa.sa_mask, mask); new_ka.ka_restorer = NULL; } @@ -106,9 +80,9 @@ SYSCALL_DEFINE3(osf_sigaction, int, sig, if (!ret && oact) { if (!access_ok(VERIFY_WRITE, oact, sizeof(*oact)) || __put_user(old_ka.sa.sa_handler, &oact->sa_handler) || - __put_user(old_ka.sa.sa_flags, &oact->sa_flags)) + __put_user(old_ka.sa.sa_flags, &oact->sa_flags) || + __put_user(old_ka.sa.sa_mask.sig[0], &oact->sa_mask)) return -EFAULT; - __put_user(old_ka.sa.sa_mask.sig[0], &oact->sa_mask); } return ret; diff --git a/arch/alpha/kernel/systbls.S b/arch/alpha/kernel/systbls.S index ce594ef533c..a6a1de9db16 100644 --- a/arch/alpha/kernel/systbls.S +++ b/arch/alpha/kernel/systbls.S @@ -58,7 +58,7 @@ sys_call_table: .quad sys_open /* 45 */ .quad alpha_ni_syscall .quad sys_getxgid - .quad osf_sigprocmask + .quad sys_osf_sigprocmask .quad alpha_ni_syscall .quad alpha_ni_syscall /* 50 */ .quad sys_acct diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index 553b7cf17bf..88c97bc7a6f 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -271,7 +271,6 @@ config ARCH_AT91 bool "Atmel AT91" select ARCH_REQUIRE_GPIOLIB select HAVE_CLK - select ARCH_USES_GETTIMEOFFSET help This enables support for systems based on the Atmel AT91RM9200, AT91SAM9 and AT91CAP9 processors. @@ -1051,6 +1050,32 @@ config ARM_ERRATA_460075 ACTLR register. Note that setting specific bits in the ACTLR register may not be available in non-secure mode. +config ARM_ERRATA_742230 + bool "ARM errata: DMB operation may be faulty" + depends on CPU_V7 && SMP + help + This option enables the workaround for the 742230 Cortex-A9 + (r1p0..r2p2) erratum. Under rare circumstances, a DMB instruction + between two write operations may not ensure the correct visibility + ordering of the two writes. This workaround sets a specific bit in + the diagnostic register of the Cortex-A9 which causes the DMB + instruction to behave as a DSB, ensuring the correct behaviour of + the two writes. + +config ARM_ERRATA_742231 + bool "ARM errata: Incorrect hazard handling in the SCU may lead to data corruption" + depends on CPU_V7 && SMP + help + This option enables the workaround for the 742231 Cortex-A9 + (r2p0..r2p2) erratum. Under certain conditions, specific to the + Cortex-A9 MPCore micro-architecture, two CPUs working in SMP mode, + accessing some data located in the same cache line, may get corrupted + data due to bad handling of the address hazard when the line gets + replaced from one of the CPUs at the same time as another CPU is + accessing it. This workaround sets specific bits in the diagnostic + register of the Cortex-A9 which reduces the linefill issuing + capabilities of the processor. + config PL310_ERRATA_588369 bool "Clean & Invalidate maintenance operations do not invalidate clean lines" depends on CACHE_L2X0 && ARCH_OMAP4 diff --git a/arch/arm/boot/compressed/Makefile b/arch/arm/boot/compressed/Makefile index b23f6bc46cf..65a7c1c588a 100644 --- a/arch/arm/boot/compressed/Makefile +++ b/arch/arm/boot/compressed/Makefile @@ -116,5 +116,5 @@ CFLAGS_font.o := -Dstatic= $(obj)/font.c: $(FONTC) $(call cmd,shipped) -$(obj)/vmlinux.lds: $(obj)/vmlinux.lds.in arch/arm/boot/Makefile .config +$(obj)/vmlinux.lds: $(obj)/vmlinux.lds.in arch/arm/boot/Makefile $(KCONFIG_CONFIG) @sed "$(SEDFLAGS)" < $< > $@ diff --git a/arch/arm/include/asm/pgtable.h b/arch/arm/include/asm/pgtable.h index ab68cf1ef80..e90b167ea84 100644 --- a/arch/arm/include/asm/pgtable.h +++ b/arch/arm/include/asm/pgtable.h @@ -317,6 +317,10 @@ static inline pte_t pte_mkspecial(pte_t pte) { return pte; } #ifdef CONFIG_ARM_DMA_MEM_BUFFERABLE #define pgprot_dmacoherent(prot) \ __pgprot_modify(prot, L_PTE_MT_MASK|L_PTE_EXEC, L_PTE_MT_BUFFERABLE) +#define __HAVE_PHYS_MEM_ACCESS_PROT +struct file; +extern pgprot_t phys_mem_access_prot(struct file *file, unsigned long pfn, + unsigned long size, pgprot_t vma_prot); #else #define pgprot_dmacoherent(prot) \ __pgprot_modify(prot, L_PTE_MT_MASK|L_PTE_EXEC, L_PTE_MT_UNCACHED) diff --git a/arch/arm/kernel/entry-common.S b/arch/arm/kernel/entry-common.S index 1b560825e1c..7885722bdf4 100644 --- a/arch/arm/kernel/entry-common.S +++ b/arch/arm/kernel/entry-common.S @@ -48,6 +48,8 @@ work_pending: beq no_work_pending mov r0, sp @ 'regs' mov r2, why @ 'syscall' + tst r1, #_TIF_SIGPENDING @ delivering a signal? + movne why, #0 @ prevent further restarts bl do_notify_resume b ret_slow_syscall @ Check work again diff --git a/arch/arm/mach-at91/at91sam9g45_devices.c b/arch/arm/mach-at91/at91sam9g45_devices.c index 5e71ccd5e7d..1276babf84d 100644 --- a/arch/arm/mach-at91/at91sam9g45_devices.c +++ b/arch/arm/mach-at91/at91sam9g45_devices.c @@ -426,7 +426,7 @@ static struct i2c_gpio_platform_data pdata_i2c0 = { .sda_is_open_drain = 1, .scl_pin = AT91_PIN_PA21, .scl_is_open_drain = 1, - .udelay = 2, /* ~100 kHz */ + .udelay = 5, /* ~100 kHz */ }; static struct platform_device at91sam9g45_twi0_device = { @@ -440,7 +440,7 @@ static struct i2c_gpio_platform_data pdata_i2c1 = { .sda_is_open_drain = 1, .scl_pin = AT91_PIN_PB11, .scl_is_open_drain = 1, - .udelay = 2, /* ~100 kHz */ + .udelay = 5, /* ~100 kHz */ }; static struct platform_device at91sam9g45_twi1_device = { diff --git a/arch/arm/mach-davinci/dm355.c b/arch/arm/mach-davinci/dm355.c index 3d996b659ff..9be261beae7 100644 --- a/arch/arm/mach-davinci/dm355.c +++ b/arch/arm/mach-davinci/dm355.c @@ -769,8 +769,7 @@ static struct map_desc dm355_io_desc[] = { .virtual = SRAM_VIRT, .pfn = __phys_to_pfn(0x00010000), .length = SZ_32K, - /* MT_MEMORY_NONCACHED requires supersection alignment */ - .type = MT_DEVICE, + .type = MT_MEMORY_NONCACHED, }, }; diff --git a/arch/arm/mach-davinci/dm365.c b/arch/arm/mach-davinci/dm365.c index 6b6f4c64370..7781e35daec 100644 --- a/arch/arm/mach-davinci/dm365.c +++ b/arch/arm/mach-davinci/dm365.c @@ -969,8 +969,7 @@ static struct map_desc dm365_io_desc[] = { .virtual = SRAM_VIRT, .pfn = __phys_to_pfn(0x00010000), .length = SZ_32K, - /* MT_MEMORY_NONCACHED requires supersection alignment */ - .type = MT_DEVICE, + .type = MT_MEMORY_NONCACHED, }, }; diff --git a/arch/arm/mach-davinci/dm644x.c b/arch/arm/mach-davinci/dm644x.c index 40fec315c99..5e5b0a7831f 100644 --- a/arch/arm/mach-davinci/dm644x.c +++ b/arch/arm/mach-davinci/dm644x.c @@ -653,8 +653,7 @@ static struct map_desc dm644x_io_desc[] = { .virtual = SRAM_VIRT, .pfn = __phys_to_pfn(0x00008000), .length = SZ_16K, - /* MT_MEMORY_NONCACHED requires supersection alignment */ - .type = MT_DEVICE, + .type = MT_MEMORY_NONCACHED, }, }; diff --git a/arch/arm/mach-davinci/dm646x.c b/arch/arm/mach-davinci/dm646x.c index e4a3df1872a..26e8a9c7f50 100644 --- a/arch/arm/mach-davinci/dm646x.c +++ b/arch/arm/mach-davinci/dm646x.c @@ -737,8 +737,7 @@ static struct map_desc dm646x_io_desc[] = { .virtual = SRAM_VIRT, .pfn = __phys_to_pfn(0x00010000), .length = SZ_32K, - /* MT_MEMORY_NONCACHED requires supersection alignment */ - .type = MT_DEVICE, + .type = MT_MEMORY_NONCACHED, }, }; diff --git a/arch/arm/mach-dove/include/mach/io.h b/arch/arm/mach-dove/include/mach/io.h index 3b3e4721ce2..eb4936ff90a 100644 --- a/arch/arm/mach-dove/include/mach/io.h +++ b/arch/arm/mach-dove/include/mach/io.h @@ -13,8 +13,8 @@ #define IO_SPACE_LIMIT 0xffffffff -#define __io(a) ((void __iomem *)(((a) - DOVE_PCIE0_IO_PHYS_BASE) +\ - DOVE_PCIE0_IO_VIRT_BASE)) -#define __mem_pci(a) (a) +#define __io(a) ((void __iomem *)(((a) - DOVE_PCIE0_IO_BUS_BASE) + \ + DOVE_PCIE0_IO_VIRT_BASE)) +#define __mem_pci(a) (a) #endif diff --git a/arch/arm/mach-kirkwood/include/mach/kirkwood.h b/arch/arm/mach-kirkwood/include/mach/kirkwood.h index 93fc2ec95e7..6e924b39891 100644 --- a/arch/arm/mach-kirkwood/include/mach/kirkwood.h +++ b/arch/arm/mach-kirkwood/include/mach/kirkwood.h @@ -38,7 +38,7 @@ #define KIRKWOOD_PCIE1_IO_PHYS_BASE 0xf3000000 #define KIRKWOOD_PCIE1_IO_VIRT_BASE 0xfef00000 -#define KIRKWOOD_PCIE1_IO_BUS_BASE 0x00000000 +#define KIRKWOOD_PCIE1_IO_BUS_BASE 0x00100000 #define KIRKWOOD_PCIE1_IO_SIZE SZ_1M #define KIRKWOOD_PCIE_IO_PHYS_BASE 0xf2000000 diff --git a/arch/arm/mach-kirkwood/pcie.c b/arch/arm/mach-kirkwood/pcie.c index 55e7f00836b..513ad3102d7 100644 --- a/arch/arm/mach-kirkwood/pcie.c +++ b/arch/arm/mach-kirkwood/pcie.c @@ -117,7 +117,7 @@ static void __init pcie0_ioresources_init(struct pcie_port *pp) * IORESOURCE_IO */ pp->res[0].name = "PCIe 0 I/O Space"; - pp->res[0].start = KIRKWOOD_PCIE_IO_PHYS_BASE; + pp->res[0].start = KIRKWOOD_PCIE_IO_BUS_BASE; pp->res[0].end = pp->res[0].start + KIRKWOOD_PCIE_IO_SIZE - 1; pp->res[0].flags = IORESOURCE_IO; @@ -139,7 +139,7 @@ static void __init pcie1_ioresources_init(struct pcie_port *pp) * IORESOURCE_IO */ pp->res[0].name = "PCIe 1 I/O Space"; - pp->res[0].start = KIRKWOOD_PCIE1_IO_PHYS_BASE; + pp->res[0].start = KIRKWOOD_PCIE1_IO_BUS_BASE; pp->res[0].end = pp->res[0].start + KIRKWOOD_PCIE1_IO_SIZE - 1; pp->res[0].flags = IORESOURCE_IO; diff --git a/arch/arm/mach-mmp/include/mach/system.h b/arch/arm/mach-mmp/include/mach/system.h index 4f5b0e0ce6c..1a8a25edb1b 100644 --- a/arch/arm/mach-mmp/include/mach/system.h +++ b/arch/arm/mach-mmp/include/mach/system.h @@ -9,6 +9,8 @@ #ifndef __ASM_MACH_SYSTEM_H #define __ASM_MACH_SYSTEM_H +#include <mach/cputype.h> + static inline void arch_idle(void) { cpu_do_idle(); @@ -16,6 +18,9 @@ static inline void arch_idle(void) static inline void arch_reset(char mode, const char *cmd) { - cpu_reset(0); + if (cpu_is_pxa168()) + cpu_reset(0xffff0000); + else + cpu_reset(0); } #endif /* __ASM_MACH_SYSTEM_H */ diff --git a/arch/arm/mach-pxa/cpufreq-pxa2xx.c b/arch/arm/mach-pxa/cpufreq-pxa2xx.c index 50d5939a78f..58093d9e07b 100644 --- a/arch/arm/mach-pxa/cpufreq-pxa2xx.c +++ b/arch/arm/mach-pxa/cpufreq-pxa2xx.c @@ -312,8 +312,7 @@ static int pxa_set_target(struct cpufreq_policy *policy, freqs.cpu = policy->cpu; if (freq_debug) - pr_debug(KERN_INFO "Changing CPU frequency to %d Mhz, " - "(SDRAM %d Mhz)\n", + pr_debug("Changing CPU frequency to %d Mhz, (SDRAM %d Mhz)\n", freqs.new / 1000, (pxa_freq_settings[idx].div2) ? (new_freq_mem / 2000) : (new_freq_mem / 1000)); diff --git a/arch/arm/mach-pxa/include/mach/hardware.h b/arch/arm/mach-pxa/include/mach/hardware.h index 428cc7bda9a..814f1458a06 100644 --- a/arch/arm/mach-pxa/include/mach/hardware.h +++ b/arch/arm/mach-pxa/include/mach/hardware.h @@ -264,23 +264,35 @@ * <= 0x2 for pxa21x/pxa25x/pxa26x/pxa27x * == 0x3 for pxa300/pxa310/pxa320 */ +#if defined(CONFIG_PXA25x) || defined(CONFIG_PXA27x) #define __cpu_is_pxa2xx(id) \ ({ \ unsigned int _id = (id) >> 13 & 0x7; \ _id <= 0x2; \ }) +#else +#define __cpu_is_pxa2xx(id) (0) +#endif +#ifdef CONFIG_PXA3xx #define __cpu_is_pxa3xx(id) \ ({ \ unsigned int _id = (id) >> 13 & 0x7; \ _id == 0x3; \ }) +#else +#define __cpu_is_pxa3xx(id) (0) +#endif +#if defined(CONFIG_CPU_PXA930) || defined(CONFIG_CPU_PXA935) #define __cpu_is_pxa93x(id) \ ({ \ unsigned int _id = (id) >> 4 & 0xfff; \ _id == 0x683 || _id == 0x693; \ }) +#else +#define __cpu_is_pxa93x(id) (0) +#endif #define cpu_is_pxa2xx() \ ({ \ diff --git a/arch/arm/mach-pxa/palm27x.c b/arch/arm/mach-pxa/palm27x.c index 77ad6d34ab5..405b92a2979 100644 --- a/arch/arm/mach-pxa/palm27x.c +++ b/arch/arm/mach-pxa/palm27x.c @@ -469,9 +469,13 @@ static struct i2c_board_info __initdata palm27x_pi2c_board_info[] = { }, }; +static struct i2c_pxa_platform_data palm27x_i2c_power_info = { + .use_pio = 1, +}; + void __init palm27x_pmic_init(void) { i2c_register_board_info(1, ARRAY_AND_SIZE(palm27x_pi2c_board_info)); - pxa27x_set_i2c_power_info(NULL); + pxa27x_set_i2c_power_info(&palm27x_i2c_power_info); } #endif diff --git a/arch/arm/mach-pxa/vpac270.c b/arch/arm/mach-pxa/vpac270.c index c9b747cedea..37d6173bbb6 100644 --- a/arch/arm/mach-pxa/vpac270.c +++ b/arch/arm/mach-pxa/vpac270.c @@ -240,6 +240,7 @@ static void __init vpac270_onenand_init(void) {} #if defined(CONFIG_MMC_PXA) || defined(CONFIG_MMC_PXA_MODULE) static struct pxamci_platform_data vpac270_mci_platform_data = { .ocr_mask = MMC_VDD_32_33 | MMC_VDD_33_34, + .gpio_power = -1, .gpio_card_detect = GPIO53_VPAC270_SD_DETECT_N, .gpio_card_ro = GPIO52_VPAC270_SD_READONLY, .detect_delay_ms = 200, diff --git a/arch/arm/mach-u300/include/mach/gpio.h b/arch/arm/mach-u300/include/mach/gpio.h index 7b1fc984abb..d5a71abcbae 100644 --- a/arch/arm/mach-u300/include/mach/gpio.h +++ b/arch/arm/mach-u300/include/mach/gpio.h @@ -273,6 +273,9 @@ extern void gpio_pullup(unsigned gpio, int value); extern int gpio_get_value(unsigned gpio); extern void gpio_set_value(unsigned gpio, int value); +#define gpio_get_value_cansleep gpio_get_value +#define gpio_set_value_cansleep gpio_set_value + /* wrappers to sleep-enable the previous two functions */ static inline unsigned gpio_to_irq(unsigned gpio) { diff --git a/arch/arm/mach-vexpress/ct-ca9x4.c b/arch/arm/mach-vexpress/ct-ca9x4.c index 577df6cccb0..efb127022d4 100644 --- a/arch/arm/mach-vexpress/ct-ca9x4.c +++ b/arch/arm/mach-vexpress/ct-ca9x4.c @@ -227,7 +227,13 @@ static void ct_ca9x4_init(void) int i; #ifdef CONFIG_CACHE_L2X0 - l2x0_init(MMIO_P2V(CT_CA9X4_L2CC), 0x00000000, 0xfe0fffff); + void __iomem *l2x0_base = MMIO_P2V(CT_CA9X4_L2CC); + + /* set RAM latencies to 1 cycle for this core tile. */ + writel(0, l2x0_base + L2X0_TAG_LATENCY_CTRL); + writel(0, l2x0_base + L2X0_DATA_LATENCY_CTRL); + + l2x0_init(l2x0_base, 0x00400000, 0xfe0fffff); #endif clkdev_add_table(lookups, ARRAY_SIZE(lookups)); diff --git a/arch/arm/mm/alignment.c b/arch/arm/mm/alignment.c index d073b64ae87..724ba3bce72 100644 --- a/arch/arm/mm/alignment.c +++ b/arch/arm/mm/alignment.c @@ -885,8 +885,23 @@ do_alignment(unsigned long addr, unsigned int fsr, struct pt_regs *regs) if (ai_usermode & UM_SIGNAL) force_sig(SIGBUS, current); - else - set_cr(cr_no_alignment); + else { + /* + * We're about to disable the alignment trap and return to + * user space. But if an interrupt occurs before actually + * reaching user space, then the IRQ vector entry code will + * notice that we were still in kernel space and therefore + * the alignment trap won't be re-enabled in that case as it + * is presumed to be always on from kernel space. + * Let's prevent that race by disabling interrupts here (they + * are disabled on the way back to user space anyway in + * entry-common.S) and disable the alignment trap only if + * there is no work pending for this thread. + */ + raw_local_irq_disable(); + if (!(current_thread_info()->flags & _TIF_WORK_MASK)) + set_cr(cr_no_alignment); + } return 0; } diff --git a/arch/arm/mm/mmu.c b/arch/arm/mm/mmu.c index 6e1c4f6a2b3..6a3a2d0cd6d 100644 --- a/arch/arm/mm/mmu.c +++ b/arch/arm/mm/mmu.c @@ -15,6 +15,7 @@ #include <linux/nodemask.h> #include <linux/memblock.h> #include <linux/sort.h> +#include <linux/fs.h> #include <asm/cputype.h> #include <asm/sections.h> @@ -246,6 +247,9 @@ static struct mem_type mem_types[] = { .domain = DOMAIN_USER, }, [MT_MEMORY] = { + .prot_pte = L_PTE_PRESENT | L_PTE_YOUNG | L_PTE_DIRTY | + L_PTE_USER | L_PTE_EXEC, + .prot_l1 = PMD_TYPE_TABLE, .prot_sect = PMD_TYPE_SECT | PMD_SECT_AP_WRITE, .domain = DOMAIN_KERNEL, }, @@ -254,6 +258,9 @@ static struct mem_type mem_types[] = { .domain = DOMAIN_KERNEL, }, [MT_MEMORY_NONCACHED] = { + .prot_pte = L_PTE_PRESENT | L_PTE_YOUNG | L_PTE_DIRTY | + L_PTE_USER | L_PTE_EXEC | L_PTE_MT_BUFFERABLE, + .prot_l1 = PMD_TYPE_TABLE, .prot_sect = PMD_TYPE_SECT | PMD_SECT_AP_WRITE, .domain = DOMAIN_KERNEL, }, @@ -411,9 +418,12 @@ static void __init build_mem_type_table(void) * Enable CPU-specific coherency if supported. * (Only available on XSC3 at the moment.) */ - if (arch_is_coherent() && cpu_is_xsc3()) + if (arch_is_coherent() && cpu_is_xsc3()) { mem_types[MT_MEMORY].prot_sect |= PMD_SECT_S; - + mem_types[MT_MEMORY].prot_pte |= L_PTE_SHARED; + mem_types[MT_MEMORY_NONCACHED].prot_sect |= PMD_SECT_S; + mem_types[MT_MEMORY_NONCACHED].prot_pte |= L_PTE_SHARED; + } /* * ARMv6 and above have extended page tables. */ @@ -438,7 +448,9 @@ static void __init build_mem_type_table(void) mem_types[MT_DEVICE_CACHED].prot_sect |= PMD_SECT_S; mem_types[MT_DEVICE_CACHED].prot_pte |= L_PTE_SHARED; mem_types[MT_MEMORY].prot_sect |= PMD_SECT_S; + mem_types[MT_MEMORY].prot_pte |= L_PTE_SHARED; mem_types[MT_MEMORY_NONCACHED].prot_sect |= PMD_SECT_S; + mem_types[MT_MEMORY_NONCACHED].prot_pte |= L_PTE_SHARED; #endif } @@ -475,6 +487,8 @@ static void __init build_mem_type_table(void) mem_types[MT_LOW_VECTORS].prot_l1 |= ecc_mask; mem_types[MT_HIGH_VECTORS].prot_l1 |= ecc_mask; mem_types[MT_MEMORY].prot_sect |= ecc_mask | cp->pmd; + mem_types[MT_MEMORY].prot_pte |= kern_pgprot; + mem_types[MT_MEMORY_NONCACHED].prot_sect |= ecc_mask; mem_types[MT_ROM].prot_sect |= cp->pmd; switch (cp->pmd) { @@ -498,6 +512,19 @@ static void __init build_mem_type_table(void) } } +#ifdef CONFIG_ARM_DMA_MEM_BUFFERABLE +pgprot_t phys_mem_access_prot(struct file *file, unsigned long pfn, + unsigned long size, pgprot_t vma_prot) +{ + if (!pfn_valid(pfn)) + return pgprot_noncached(vma_prot); + else if (file->f_flags & O_SYNC) + return pgprot_writecombine(vma_prot); + return vma_prot; +} +EXPORT_SYMBOL(phys_mem_access_prot); +#endif + #define vectors_base() (vectors_high() ? 0xffff0000 : 0) static void __init *early_alloc(unsigned long sz) diff --git a/arch/arm/mm/proc-v7.S b/arch/arm/mm/proc-v7.S index 6a8506d99ee..7563ff0141b 100644 --- a/arch/arm/mm/proc-v7.S +++ b/arch/arm/mm/proc-v7.S @@ -186,13 +186,14 @@ cpu_v7_name: * It is assumed that: * - cache type register is implemented */ -__v7_setup: +__v7_ca9mp_setup: #ifdef CONFIG_SMP mrc p15, 0, r0, c1, c0, 1 tst r0, #(1 << 6) @ SMP/nAMP mode enabled? orreq r0, r0, #(1 << 6) | (1 << 0) @ Enable SMP/nAMP mode and mcreq p15, 0, r0, c1, c0, 1 @ TLB ops broadcasting #endif +__v7_setup: adr r12, __v7_setup_stack @ the local stack stmia r12, {r0-r5, r7, r9, r11, lr} bl v7_flush_dcache_all @@ -201,11 +202,16 @@ __v7_setup: mrc p15, 0, r0, c0, c0, 0 @ read main ID register and r10, r0, #0xff000000 @ ARM? teq r10, #0x41000000 - bne 2f + bne 3f and r5, r0, #0x00f00000 @ variant and r6, r0, #0x0000000f @ revision - orr r0, r6, r5, lsr #20-4 @ combine variant and revision + orr r6, r6, r5, lsr #20-4 @ combine variant and revision + ubfx r0, r0, #4, #12 @ primary part number + /* Cortex-A8 Errata */ + ldr r10, =0x00000c08 @ Cortex-A8 primary part number + teq r0, r10 + bne 2f #ifdef CONFIG_ARM_ERRATA_430973 teq r5, #0x00100000 @ only present in r1p* mrceq p15, 0, r10, c1, c0, 1 @ read aux control register @@ -213,21 +219,42 @@ __v7_setup: mcreq p15, 0, r10, c1, c0, 1 @ write aux control register #endif #ifdef CONFIG_ARM_ERRATA_458693 - teq r0, #0x20 @ only present in r2p0 + teq r6, #0x20 @ only present in r2p0 mrceq p15, 0, r10, c1, c0, 1 @ read aux control register orreq r10, r10, #(1 << 5) @ set L1NEON to 1 orreq r10, r10, #(1 << 9) @ set PLDNOP to 1 mcreq p15, 0, r10, c1, c0, 1 @ write aux control register #endif #ifdef CONFIG_ARM_ERRATA_460075 - teq r0, #0x20 @ only present in r2p0 + teq r6, #0x20 @ only present in r2p0 mrceq p15, 1, r10, c9, c0, 2 @ read L2 cache aux ctrl register tsteq r10, #1 << 22 orreq r10, r10, #(1 << 22) @ set the Write Allocate disable bit mcreq p15, 1, r10, c9, c0, 2 @ write the L2 cache aux ctrl register #endif + b 3f + + /* Cortex-A9 Errata */ +2: ldr r10, =0x00000c09 @ Cortex-A9 primary part number + teq r0, r10 + bne 3f +#ifdef CONFIG_ARM_ERRATA_742230 + cmp r6, #0x22 @ only present up to r2p2 + mrcle p15, 0, r10, c15, c0, 1 @ read diagnostic register + orrle r10, r10, #1 << 4 @ set bit #4 + mcrle p15, 0, r10, c15, c0, 1 @ write diagnostic register +#endif +#ifdef CONFIG_ARM_ERRATA_742231 + teq r6, #0x20 @ present in r2p0 + teqne r6, #0x21 @ present in r2p1 + teqne r6, #0x22 @ present in r2p2 + mrceq p15, 0, r10, c15, c0, 1 @ read diagnostic register + orreq r10, r10, #1 << 12 @ set bit #12 + orreq r10, r10, #1 << 22 @ set bit #22 + mcreq p15, 0, r10, c15, c0, 1 @ write diagnostic register +#endif -2: mov r10, #0 +3: mov r10, #0 #ifdef HARVARD_CACHE mcr p15, 0, r10, c7, c5, 0 @ I+BTB cache invalidate #endif @@ -323,6 +350,29 @@ cpu_elf_name: .section ".proc.info.init", #alloc, #execinstr + .type __v7_ca9mp_proc_info, #object +__v7_ca9mp_proc_info: + .long 0x410fc090 @ Required ID value + .long 0xff0ffff0 @ Mask for ID + .long PMD_TYPE_SECT | \ + PMD_SECT_AP_WRITE | \ + PMD_SECT_AP_READ | \ + PMD_FLAGS + .long PMD_TYPE_SECT | \ + PMD_SECT_XN | \ + PMD_SECT_AP_WRITE | \ + PMD_SECT_AP_READ + b __v7_ca9mp_setup + .long cpu_arch_name + .long cpu_elf_name + .long HWCAP_SWP|HWCAP_HALF|HWCAP_THUMB|HWCAP_FAST_MULT|HWCAP_EDSP + .long cpu_v7_name + .long v7_processor_functions + .long v7wbi_tlb_fns + .long v6_user_fns + .long v7_cache_fns + .size __v7_ca9mp_proc_info, . - __v7_ca9mp_proc_info + /* * Match any ARMv7 processor core. */ diff --git a/arch/arm/plat-nomadik/timer.c b/arch/arm/plat-nomadik/timer.c index ea3ca86c528..aedf9c1d645 100644 --- a/arch/arm/plat-nomadik/timer.c +++ b/arch/arm/plat-nomadik/timer.c @@ -1,5 +1,5 @@ /* - * linux/arch/arm/mach-nomadik/timer.c + * linux/arch/arm/plat-nomadik/timer.c * * Copyright (C) 2008 STMicroelectronics * Copyright (C) 2010 Alessandro Rubini @@ -75,7 +75,7 @@ static void nmdk_clkevt_mode(enum clock_event_mode mode, cr = readl(mtu_base + MTU_CR(1)); writel(0, mtu_base + MTU_LR(1)); writel(cr | MTU_CRn_ENA, mtu_base + MTU_CR(1)); - writel(0x2, mtu_base + MTU_IMSC); + writel(1 << 1, mtu_base + MTU_IMSC); break; case CLOCK_EVT_MODE_SHUTDOWN: case CLOCK_EVT_MODE_UNUSED: @@ -131,25 +131,23 @@ void __init nmdk_timer_init(void) { unsigned long rate; struct clk *clk0; - struct clk *clk1; - u32 cr; + u32 cr = MTU_CRn_32BITS; clk0 = clk_get_sys("mtu0", NULL); BUG_ON(IS_ERR(clk0)); - clk1 = clk_get_sys("mtu1", NULL); - BUG_ON(IS_ERR(clk1)); - clk_enable(clk0); - clk_enable(clk1); /* - * Tick rate is 2.4MHz for Nomadik and 110MHz for ux500: - * use a divide-by-16 counter if it's more than 16MHz + * Tick rate is 2.4MHz for Nomadik and 2.4Mhz, 100MHz or 133 MHz + * for ux500. + * Use a divide-by-16 counter if the tick rate is more than 32MHz. + * At 32 MHz, the timer (with 32 bit counter) can be programmed + * to wake-up at a max 127s a head in time. Dividing a 2.4 MHz timer + * with 16 gives too low timer resolution. */ - cr = MTU_CRn_32BITS;; rate = clk_get_rate(clk0); - if (rate > 16 << 20) { + if (rate > 32000000) { rate /= 16; cr |= MTU_CRn_PRESCALE_16; } else { @@ -170,15 +168,8 @@ void __init nmdk_timer_init(void) pr_err("timer: failed to initialize clock source %s\n", nmdk_clksrc.name); - /* Timer 1 is used for events, fix according to rate */ - cr = MTU_CRn_32BITS; - rate = clk_get_rate(clk1); - if (rate > 16 << 20) { - rate /= 16; - cr |= MTU_CRn_PRESCALE_16; - } else { - cr |= MTU_CRn_PRESCALE_1; - } + /* Timer 1 is used for events */ + clockevents_calc_mult_shift(&nmdk_clkevt, rate, MTU_MIN_RANGE); writel(cr | MTU_CRn_ONESHOT, mtu_base + MTU_CR(1)); /* off, currently */ diff --git a/arch/arm/plat-omap/sram.c b/arch/arm/plat-omap/sram.c index 226b2e858d6..10b3b4c6337 100644 --- a/arch/arm/plat-omap/sram.c +++ b/arch/arm/plat-omap/sram.c @@ -220,20 +220,7 @@ void __init omap_map_sram(void) if (omap_sram_size == 0) return; - if (cpu_is_omap24xx()) { - omap_sram_io_desc[0].virtual = OMAP2_SRAM_VA; - - base = OMAP2_SRAM_PA; - base = ROUND_DOWN(base, PAGE_SIZE); - omap_sram_io_desc[0].pfn = __phys_to_pfn(base); - } - if (cpu_is_omap34xx()) { - omap_sram_io_desc[0].virtual = OMAP3_SRAM_VA; - base = OMAP3_SRAM_PA; - base = ROUND_DOWN(base, PAGE_SIZE); - omap_sram_io_desc[0].pfn = __phys_to_pfn(base); - /* * SRAM must be marked as non-cached on OMAP3 since the * CORE DPLL M2 divider change code (in SRAM) runs with the @@ -244,13 +231,11 @@ void __init omap_map_sram(void) omap_sram_io_desc[0].type = MT_MEMORY_NONCACHED; } - if (cpu_is_omap44xx()) { - omap_sram_io_desc[0].virtual = OMAP4_SRAM_VA; - base = OMAP4_SRAM_PA; - base = ROUND_DOWN(base, PAGE_SIZE); - omap_sram_io_desc[0].pfn = __phys_to_pfn(base); - } - omap_sram_io_desc[0].length = 1024 * 1024; /* Use section desc */ + omap_sram_io_desc[0].virtual = omap_sram_base; + base = omap_sram_start; + base = ROUND_DOWN(base, PAGE_SIZE); + omap_sram_io_desc[0].pfn = __phys_to_pfn(base); + omap_sram_io_desc[0].length = ROUND_DOWN(omap_sram_size, PAGE_SIZE); iotable_init(omap_sram_io_desc, ARRAY_SIZE(omap_sram_io_desc)); printk(KERN_INFO "SRAM: Mapped pa 0x%08lx to va 0x%08lx size: 0x%lx\n", diff --git a/arch/ia64/Kconfig b/arch/ia64/Kconfig index e93f44e62ed..7c82fa1fc91 100644 --- a/arch/ia64/Kconfig +++ b/arch/ia64/Kconfig @@ -53,6 +53,9 @@ config MMU bool default y +config ARCH_DMA_ADDR_T_64BIT + def_bool y + config NEED_DMA_MAP_STATE def_bool y @@ -686,8 +689,10 @@ source "lib/Kconfig" # Use the generic interrupt handling code in kernel/irq/: # config GENERIC_HARDIRQS - bool - default y + def_bool y + +config GENERIC_HARDIRQS_NO__DO_IRQ + def_bool y config GENERIC_IRQ_PROBE bool diff --git a/arch/ia64/include/asm/compat.h b/arch/ia64/include/asm/compat.h deleted file mode 100644 index 9301a282161..00000000000 --- a/arch/ia64/include/asm/compat.h +++ /dev/null @@ -1,208 +0,0 @@ -#ifndef _ASM_IA64_COMPAT_H -#define _ASM_IA64_COMPAT_H -/* - * Architecture specific compatibility types - */ -#include <linux/types.h> - -#define COMPAT_USER_HZ 100 -#define COMPAT_UTS_MACHINE "i686\0\0\0" - -typedef u32 compat_size_t; -typedef s32 compat_ssize_t; -typedef s32 compat_time_t; -typedef s32 compat_clock_t; -typedef s32 compat_key_t; -typedef s32 compat_pid_t; -typedef u16 __compat_uid_t; -typedef u16 __compat_gid_t; -typedef u32 __compat_uid32_t; -typedef u32 __compat_gid32_t; -typedef u16 compat_mode_t; -typedef u32 compat_ino_t; -typedef u16 compat_dev_t; -typedef s32 compat_off_t; -typedef s64 compat_loff_t; -typedef u16 compat_nlink_t; -typedef u16 compat_ipc_pid_t; -typedef s32 compat_daddr_t; -typedef u32 compat_caddr_t; -typedef __kernel_fsid_t compat_fsid_t; -typedef s32 compat_timer_t; - -typedef s32 compat_int_t; -typedef s32 compat_long_t; -typedef s64 __attribute__((aligned(4))) compat_s64; -typedef u32 compat_uint_t; -typedef u32 compat_ulong_t; -typedef u64 __attribute__((aligned(4))) compat_u64; - -struct compat_timespec { - compat_time_t tv_sec; - s32 tv_nsec; -}; - -struct compat_timeval { - compat_time_t tv_sec; - s32 tv_usec; -}; - -struct compat_stat { - compat_dev_t st_dev; - u16 __pad1; - compat_ino_t st_ino; - compat_mode_t st_mode; - compat_nlink_t st_nlink; - __compat_uid_t st_uid; - __compat_gid_t st_gid; - compat_dev_t st_rdev; - u16 __pad2; - u32 st_size; - u32 st_blksize; - u32 st_blocks; - u32 st_atime; - u32 st_atime_nsec; - u32 st_mtime; - u32 st_mtime_nsec; - u32 st_ctime; - u32 st_ctime_nsec; - u32 __unused4; - u32 __unused5; -}; - -struct compat_flock { - short l_type; - short l_whence; - compat_off_t l_start; - compat_off_t l_len; - compat_pid_t l_pid; -}; - -#define F_GETLK64 12 -#define F_SETLK64 13 -#define F_SETLKW64 14 - -/* - * IA32 uses 4 byte alignment for 64 bit quantities, - * so we need to pack this structure. - */ -struct compat_flock64 { - short l_type; - short l_whence; - compat_loff_t l_start; - compat_loff_t l_len; - compat_pid_t l_pid; -} __attribute__((packed)); - -struct compat_statfs { - int f_type; - int f_bsize; - int f_blocks; - int f_bfree; - int f_bavail; - int f_files; - int f_ffree; - compat_fsid_t f_fsid; - int f_namelen; /* SunOS ignores this field. */ - int f_frsize; - int f_spare[5]; -}; - -#define COMPAT_RLIM_OLD_INFINITY 0x7fffffff -#define COMPAT_RLIM_INFINITY 0xffffffff - -typedef u32 compat_old_sigset_t; /* at least 32 bits */ - -#define _COMPAT_NSIG 64 -#define _COMPAT_NSIG_BPW 32 - -typedef u32 compat_sigset_word; - -#define COMPAT_OFF_T_MAX 0x7fffffff -#define COMPAT_LOFF_T_MAX 0x7fffffffffffffffL - -struct compat_ipc64_perm { - compat_key_t key; - __compat_uid32_t uid; - __compat_gid32_t gid; - __compat_uid32_t cuid; - __compat_gid32_t cgid; - unsigned short mode; - unsigned short __pad1; - unsigned short seq; - unsigned short __pad2; - compat_ulong_t unused1; - compat_ulong_t unused2; -}; - -struct compat_semid64_ds { - struct compat_ipc64_perm sem_perm; - compat_time_t sem_otime; - compat_ulong_t __unused1; - compat_time_t sem_ctime; - compat_ulong_t __unused2; - compat_ulong_t sem_nsems; - compat_ulong_t __unused3; - compat_ulong_t __unused4; -}; - -struct compat_msqid64_ds { - struct compat_ipc64_perm msg_perm; - compat_time_t msg_stime; - compat_ulong_t __unused1; - compat_time_t msg_rtime; - compat_ulong_t __unused2; - compat_time_t msg_ctime; - compat_ulong_t __unused3; - compat_ulong_t msg_cbytes; - compat_ulong_t msg_qnum; - compat_ulong_t msg_qbytes; - compat_pid_t msg_lspid; - compat_pid_t msg_lrpid; - compat_ulong_t __unused4; - compat_ulong_t __unused5; -}; - -struct compat_shmid64_ds { - struct compat_ipc64_perm shm_perm; - compat_size_t shm_segsz; - compat_time_t shm_atime; - compat_ulong_t __unused1; - compat_time_t shm_dtime; - compat_ulong_t __unused2; - compat_time_t shm_ctime; - compat_ulong_t __unused3; - compat_pid_t shm_cpid; - compat_pid_t shm_lpid; - compat_ulong_t shm_nattch; - compat_ulong_t __unused4; - compat_ulong_t __unused5; -}; - -/* - * A pointer passed in from user mode. This should not be used for syscall parameters, - * just declare them as pointers because the syscall entry code will have appropriately - * converted them already. - */ -typedef u32 compat_uptr_t; - -static inline void __user * -compat_ptr (compat_uptr_t uptr) -{ - return (void __user *) (unsigned long) uptr; -} - -static inline compat_uptr_t -ptr_to_compat(void __user *uptr) -{ - return (u32)(unsigned long)uptr; -} - -static __inline__ void __user * -arch_compat_alloc_user_space (long len) -{ - struct pt_regs *regs = task_pt_regs(current); - return (void __user *) (((regs->r12 & 0xffffffff) & -16) - len); -} - -#endif /* _ASM_IA64_COMPAT_H */ diff --git a/arch/ia64/include/asm/hardirq.h b/arch/ia64/include/asm/hardirq.h index d514cd9edb4..8fb7d33a661 100644 --- a/arch/ia64/include/asm/hardirq.h +++ b/arch/ia64/include/asm/hardirq.h @@ -6,12 +6,6 @@ * David Mosberger-Tang <davidm@hpl.hp.com> */ - -#include <linux/threads.h> -#include <linux/irq.h> - -#include <asm/processor.h> - /* * No irq_cpustat_t for IA-64. The data is held in the per-CPU data structure. */ @@ -20,6 +14,11 @@ #define local_softirq_pending() (local_cpu_data->softirq_pending) +#include <linux/threads.h> +#include <linux/irq.h> + +#include <asm/processor.h> + extern void __iomem *ipi_base_addr; void ack_bad_irq(unsigned int irq); diff --git a/arch/ia64/include/asm/iommu_table.h b/arch/ia64/include/asm/iommu_table.h new file mode 100644 index 00000000000..92c8d36ae5a --- /dev/null +++ b/arch/ia64/include/asm/iommu_table.h @@ -0,0 +1,6 @@ +#ifndef _ASM_IA64_IOMMU_TABLE_H +#define _ASM_IA64_IOMMU_TABLE_H + +#define IOMMU_INIT_POST(_detect) + +#endif /* _ASM_IA64_IOMMU_TABLE_H */ diff --git a/arch/ia64/kernel/cyclone.c b/arch/ia64/kernel/cyclone.c index 71e35864d2e..d52f1f78eff 100644 --- a/arch/ia64/kernel/cyclone.c +++ b/arch/ia64/kernel/cyclone.c @@ -59,13 +59,13 @@ int __init init_cyclone_clock(void) return -ENODEV; } base = readq(reg); + iounmap(reg); if(!base){ printk(KERN_ERR "Summit chipset: Could not find valid CBAR" " value.\n"); use_cyclone = 0; return -ENODEV; } - iounmap(reg); /* setup PMCC */ offset = (base + CYCLONE_PMCC_OFFSET); diff --git a/arch/ia64/kernel/iosapic.c b/arch/ia64/kernel/iosapic.c index 7ded76658d2..22c38404f53 100644 --- a/arch/ia64/kernel/iosapic.c +++ b/arch/ia64/kernel/iosapic.c @@ -108,10 +108,6 @@ #define DBG(fmt...) #endif -#define NR_PREALLOCATE_RTE_ENTRIES \ - (PAGE_SIZE / sizeof(struct iosapic_rte_info)) -#define RTE_PREALLOCATED (1) - static DEFINE_SPINLOCK(iosapic_lock); /* @@ -136,7 +132,6 @@ struct iosapic_rte_info { struct list_head rte_list; /* RTEs sharing the same vector */ char rte_index; /* IOSAPIC RTE index */ int refcnt; /* reference counter */ - unsigned int flags; /* flags */ struct iosapic *iosapic; } ____cacheline_aligned; @@ -155,9 +150,6 @@ static struct iosapic_intr_info { static unsigned char pcat_compat __devinitdata; /* 8259 compatibility flag */ -static int iosapic_kmalloc_ok; -static LIST_HEAD(free_rte_list); - static inline void iosapic_write(struct iosapic *iosapic, unsigned int reg, u32 val) { @@ -394,7 +386,7 @@ iosapic_startup_level_irq (unsigned int irq) } static void -iosapic_end_level_irq (unsigned int irq) +iosapic_unmask_level_irq (unsigned int irq) { ia64_vector vec = irq_to_vector(irq); struct iosapic_rte_info *rte; @@ -404,7 +396,8 @@ iosapic_end_level_irq (unsigned int irq) if (unlikely(irq_desc[irq].status & IRQ_MOVE_PENDING)) { do_unmask_irq = 1; mask_irq(irq); - } + } else + unmask_irq(irq); list_for_each_entry(rte, &iosapic_intr_info[irq].rtes, rte_list) iosapic_eoi(rte->iosapic->addr, vec); @@ -427,9 +420,8 @@ static struct irq_chip irq_type_iosapic_level = { .enable = iosapic_enable_level_irq, .disable = iosapic_disable_level_irq, .ack = iosapic_ack_level_irq, - .end = iosapic_end_level_irq, .mask = mask_irq, - .unmask = unmask_irq, + .unmask = iosapic_unmask_level_irq, .set_affinity = iosapic_set_affinity }; @@ -552,37 +544,6 @@ iosapic_reassign_vector (int irq) } } -static struct iosapic_rte_info * __init_refok iosapic_alloc_rte (void) -{ - int i; - struct iosapic_rte_info *rte; - int preallocated = 0; - - if (!iosapic_kmalloc_ok && list_empty(&free_rte_list)) { - rte = alloc_bootmem(sizeof(struct iosapic_rte_info) * - NR_PREALLOCATE_RTE_ENTRIES); - for (i = 0; i < NR_PREALLOCATE_RTE_ENTRIES; i++, rte++) - list_add(&rte->rte_list, &free_rte_list); - } - - if (!list_empty(&free_rte_list)) { - rte = list_entry(free_rte_list.next, struct iosapic_rte_info, - rte_list); - list_del(&rte->rte_list); - preallocated++; - } else { - rte = kmalloc(sizeof(struct iosapic_rte_info), GFP_ATOMIC); - if (!rte) - return NULL; - } - - memset(rte, 0, sizeof(struct iosapic_rte_info)); - if (preallocated) - rte->flags |= RTE_PREALLOCATED; - - return rte; -} - static inline int irq_is_shared (int irq) { return (iosapic_intr_info[irq].count > 1); @@ -615,7 +576,7 @@ register_intr (unsigned int gsi, int irq, unsigned char delivery, rte = find_rte(irq, gsi); if (!rte) { - rte = iosapic_alloc_rte(); + rte = kzalloc(sizeof (*rte), GFP_ATOMIC); if (!rte) { printk(KERN_WARNING "%s: cannot allocate memory\n", __func__); @@ -658,6 +619,10 @@ register_intr (unsigned int gsi, int irq, unsigned char delivery, idesc->chip->name, irq_type->name); idesc->chip = irq_type; } + if (trigger == IOSAPIC_EDGE) + __set_irq_handler_unlocked(irq, handle_edge_irq); + else + __set_irq_handler_unlocked(irq, handle_level_irq); return 0; } @@ -1161,10 +1126,3 @@ map_iosapic_to_node(unsigned int gsi_base, int node) return; } #endif - -static int __init iosapic_enable_kmalloc (void) -{ - iosapic_kmalloc_ok = 1; - return 0; -} -core_initcall (iosapic_enable_kmalloc); diff --git a/arch/ia64/kernel/irq_ia64.c b/arch/ia64/kernel/irq_ia64.c index f14c35f9b03..9a26015c3e5 100644 --- a/arch/ia64/kernel/irq_ia64.c +++ b/arch/ia64/kernel/irq_ia64.c @@ -30,6 +30,7 @@ #include <linux/bitops.h> #include <linux/irq.h> #include <linux/ratelimit.h> +#include <linux/acpi.h> #include <asm/delay.h> #include <asm/intrinsics.h> @@ -635,6 +636,7 @@ ia64_native_register_percpu_irq (ia64_vector vec, struct irqaction *action) desc->chip = &irq_type_ia64_lsapic; if (action) setup_irq(irq, action); + set_irq_handler(irq, handle_percpu_irq); } void __init @@ -650,6 +652,9 @@ ia64_native_register_ipi(void) void __init init_IRQ (void) { +#ifdef CONFIG_ACPI + acpi_boot_init(); +#endif ia64_register_ipi(); register_percpu_irq(IA64_SPURIOUS_INT_VECTOR, NULL); #ifdef CONFIG_SMP diff --git a/arch/ia64/kernel/mca.c b/arch/ia64/kernel/mca.c index a0220dc5ff4..1753f6a30d5 100644 --- a/arch/ia64/kernel/mca.c +++ b/arch/ia64/kernel/mca.c @@ -2055,25 +2055,6 @@ ia64_mca_init(void) IA64_MCA_DEBUG("%s: registered OS INIT handler with SAL\n", __func__); - /* - * Configure the CMCI/P vector and handler. Interrupts for CMC are - * per-processor, so AP CMC interrupts are setup in smp_callin() (smpboot.c). - */ - register_percpu_irq(IA64_CMC_VECTOR, &cmci_irqaction); - register_percpu_irq(IA64_CMCP_VECTOR, &cmcp_irqaction); - ia64_mca_cmc_vector_setup(); /* Setup vector on BSP */ - - /* Setup the MCA rendezvous interrupt vector */ - register_percpu_irq(IA64_MCA_RENDEZ_VECTOR, &mca_rdzv_irqaction); - - /* Setup the MCA wakeup interrupt vector */ - register_percpu_irq(IA64_MCA_WAKEUP_VECTOR, &mca_wkup_irqaction); - -#ifdef CONFIG_ACPI - /* Setup the CPEI/P handler */ - register_percpu_irq(IA64_CPEP_VECTOR, &mca_cpep_irqaction); -#endif - /* Initialize the areas set aside by the OS to buffer the * platform/processor error states for MCA/INIT/CMC * handling. @@ -2103,6 +2084,25 @@ ia64_mca_late_init(void) if (!mca_init) return 0; + /* + * Configure the CMCI/P vector and handler. Interrupts for CMC are + * per-processor, so AP CMC interrupts are setup in smp_callin() (smpboot.c). + */ + register_percpu_irq(IA64_CMC_VECTOR, &cmci_irqaction); + register_percpu_irq(IA64_CMCP_VECTOR, &cmcp_irqaction); + ia64_mca_cmc_vector_setup(); /* Setup vector on BSP */ + + /* Setup the MCA rendezvous interrupt vector */ + register_percpu_irq(IA64_MCA_RENDEZ_VECTOR, &mca_rdzv_irqaction); + + /* Setup the MCA wakeup interrupt vector */ + register_percpu_irq(IA64_MCA_WAKEUP_VECTOR, &mca_wkup_irqaction); + +#ifdef CONFIG_ACPI + /* Setup the CPEI/P handler */ + register_percpu_irq(IA64_CPEP_VECTOR, &mca_cpep_irqaction); +#endif + register_hotcpu_notifier(&mca_cpu_notifier); /* Setup the CMCI/P vector and handler */ diff --git a/arch/ia64/kernel/palinfo.c b/arch/ia64/kernel/palinfo.c index fdf6f9d013e..77597e5ea60 100644 --- a/arch/ia64/kernel/palinfo.c +++ b/arch/ia64/kernel/palinfo.c @@ -434,7 +434,7 @@ register_info(char *page) unsigned long phys_stacked; pal_hints_u_t hints; unsigned long iregs, dregs; - char *info_type[]={ + static const char * const info_type[] = { "Implemented AR(s)", "AR(s) with read side-effects", "Implemented CR(s)", diff --git a/arch/ia64/kernel/perfmon.c b/arch/ia64/kernel/perfmon.c index cce050e85c7..6b1852f7f97 100644 --- a/arch/ia64/kernel/perfmon.c +++ b/arch/ia64/kernel/perfmon.c @@ -1573,7 +1573,7 @@ pfm_read(struct file *filp, char __user *buf, size_t size, loff_t *ppos) return -EINVAL; } - ctx = (pfm_context_t *)filp->private_data; + ctx = filp->private_data; if (ctx == NULL) { printk(KERN_ERR "perfmon: pfm_read: NULL ctx [%d]\n", task_pid_nr(current)); return -EINVAL; @@ -1673,7 +1673,7 @@ pfm_poll(struct file *filp, poll_table * wait) return 0; } - ctx = (pfm_context_t *)filp->private_data; + ctx = filp->private_data; if (ctx == NULL) { printk(KERN_ERR "perfmon: pfm_poll: NULL ctx [%d]\n", task_pid_nr(current)); return 0; @@ -1733,7 +1733,7 @@ pfm_fasync(int fd, struct file *filp, int on) return -EBADF; } - ctx = (pfm_context_t *)filp->private_data; + ctx = filp->private_data; if (ctx == NULL) { printk(KERN_ERR "perfmon: pfm_fasync NULL ctx [%d]\n", task_pid_nr(current)); return -EBADF; @@ -1841,7 +1841,7 @@ pfm_flush(struct file *filp, fl_owner_t id) return -EBADF; } - ctx = (pfm_context_t *)filp->private_data; + ctx = filp->private_data; if (ctx == NULL) { printk(KERN_ERR "perfmon: pfm_flush: NULL ctx [%d]\n", task_pid_nr(current)); return -EBADF; @@ -1984,7 +1984,7 @@ pfm_close(struct inode *inode, struct file *filp) return -EBADF; } - ctx = (pfm_context_t *)filp->private_data; + ctx = filp->private_data; if (ctx == NULL) { printk(KERN_ERR "perfmon: pfm_close: NULL ctx [%d]\n", task_pid_nr(current)); return -EBADF; @@ -4907,7 +4907,7 @@ restart_args: goto error_args; } - ctx = (pfm_context_t *)file->private_data; + ctx = file->private_data; if (unlikely(ctx == NULL)) { DPRINT(("no context for fd %d\n", fd)); goto error_args; diff --git a/arch/ia64/kernel/salinfo.c b/arch/ia64/kernel/salinfo.c index aa8b5fa1a8d..45d7543b69c 100644 --- a/arch/ia64/kernel/salinfo.c +++ b/arch/ia64/kernel/salinfo.c @@ -642,7 +642,7 @@ salinfo_init(void) for (i = 0; i < ARRAY_SIZE(salinfo_log_name); i++) { data = salinfo_data + i; data->type = i; - init_MUTEX(&data->mutex); + sema_init(&data->mutex, 1); dir = proc_mkdir(salinfo_log_name[i], salinfo_dir); if (!dir) continue; diff --git a/arch/ia64/kernel/setup.c b/arch/ia64/kernel/setup.c index 8fb958abf8d..911cf974970 100644 --- a/arch/ia64/kernel/setup.c +++ b/arch/ia64/kernel/setup.c @@ -594,10 +594,6 @@ setup_arch (char **cmdline_p) cpu_init(); /* initialize the bootstrap CPU */ mmu_context_init(); /* initialize context_id bitmap */ -#ifdef CONFIG_ACPI - acpi_boot_init(); -#endif - paravirt_banner(); paravirt_arch_setup_console(cmdline_p); diff --git a/arch/ia64/kernel/unwind.c b/arch/ia64/kernel/unwind.c index b6c0e63a0bf..fed6afa2e8a 100644 --- a/arch/ia64/kernel/unwind.c +++ b/arch/ia64/kernel/unwind.c @@ -1204,10 +1204,10 @@ desc_spill_sprel_p (unsigned char qp, unw_word t, unsigned char abreg, unw_word static inline unw_hash_index_t hash (unsigned long ip) { -# define hashmagic 0x9e3779b97f4a7c16UL /* based on (sqrt(5)/2-1)*2^64 */ + /* magic number = ((sqrt(5)-1)/2)*2^64 */ + static const unsigned long hashmagic = 0x9e3779b97f4a7c16UL; - return (ip >> 4)*hashmagic >> (64 - UNW_LOG_HASH_SIZE); -#undef hashmagic + return (ip >> 4) * hashmagic >> (64 - UNW_LOG_HASH_SIZE); } static inline long @@ -1531,7 +1531,7 @@ build_script (struct unw_frame_info *info) struct unw_labeled_state *ls, *next; unsigned long ip = info->ip; struct unw_state_record sr; - struct unw_table *table; + struct unw_table *table, *prev; struct unw_reg_info *r; struct unw_insn insn; u8 *dp, *desc_end; @@ -1560,11 +1560,26 @@ build_script (struct unw_frame_info *info) STAT(parse_start = ia64_get_itc()); + prev = NULL; for (table = unw.tables; table; table = table->next) { if (ip >= table->start && ip < table->end) { + /* + * Leave the kernel unwind table at the very front, + * lest moving it breaks some assumption elsewhere. + * Otherwise, move the matching table to the second + * position in the list so that traversals can benefit + * from commonality in backtrace paths. + */ + if (prev && prev != unw.tables) { + /* unw is safe - we're already spinlocked */ + prev->next = table->next; + table->next = unw.tables->next; + unw.tables->next = table; + } e = lookup(table, ip - table->segment_base); break; } + prev = table; } if (!e) { /* no info, return default unwinder (leaf proc, no mem stack, no saved regs) */ diff --git a/arch/ia64/xen/xen_pv_ops.c b/arch/ia64/xen/xen_pv_ops.c index 8adc6a14272..3e8d350fdf3 100644 --- a/arch/ia64/xen/xen_pv_ops.c +++ b/arch/ia64/xen/xen_pv_ops.c @@ -1136,7 +1136,6 @@ __initconst = { static void __init xen_patch_branch(unsigned long tag, unsigned long type) { - const unsigned long nelem = - sizeof(xen_branch_target) / sizeof(xen_branch_target[0]); - __paravirt_patch_apply_branch(tag, type, xen_branch_target, nelem); + __paravirt_patch_apply_branch(tag, type, xen_branch_target, + ARRAY_SIZE(xen_branch_target)); } diff --git a/arch/m32r/include/asm/signal.h b/arch/m32r/include/asm/signal.h index 9c1acb2b1a9..b2eeb0de1c8 100644 --- a/arch/m32r/include/asm/signal.h +++ b/arch/m32r/include/asm/signal.h @@ -157,7 +157,6 @@ typedef struct sigaltstack { #undef __HAVE_ARCH_SIG_BITOPS struct pt_regs; -extern int do_signal(struct pt_regs *regs, sigset_t *oldset); #define ptrace_signal_deliver(regs, cookie) do { } while (0) diff --git a/arch/m32r/include/asm/unistd.h b/arch/m32r/include/asm/unistd.h index 76125777483..c70545689da 100644 --- a/arch/m32r/include/asm/unistd.h +++ b/arch/m32r/include/asm/unistd.h @@ -351,6 +351,7 @@ #define __ARCH_WANT_SYS_OLD_GETRLIMIT /*will be unused*/ #define __ARCH_WANT_SYS_OLDUMOUNT #define __ARCH_WANT_SYS_RT_SIGACTION +#define __ARCH_WANT_SYS_RT_SIGSUSPEND #define __IGNORE_lchown #define __IGNORE_setuid diff --git a/arch/m32r/kernel/entry.S b/arch/m32r/kernel/entry.S index 403869833b9..225412bc227 100644 --- a/arch/m32r/kernel/entry.S +++ b/arch/m32r/kernel/entry.S @@ -235,10 +235,9 @@ work_resched: work_notifysig: ; deal with pending signals and ; notify-resume requests mv r0, sp ; arg1 : struct pt_regs *regs - ldi r1, #0 ; arg2 : sigset_t *oldset - mv r2, r9 ; arg3 : __u32 thread_info_flags + mv r1, r9 ; arg2 : __u32 thread_info_flags bl do_notify_resume - bra restore_all + bra resume_userspace ; perform syscall exit tracing ALIGN diff --git a/arch/m32r/kernel/ptrace.c b/arch/m32r/kernel/ptrace.c index e555091eb97..0021ade4cba 100644 --- a/arch/m32r/kernel/ptrace.c +++ b/arch/m32r/kernel/ptrace.c @@ -592,16 +592,17 @@ void user_enable_single_step(struct task_struct *child) if (access_process_vm(child, pc&~3, &insn, sizeof(insn), 0) != sizeof(insn)) - break; + return -EIO; compute_next_pc(insn, pc, &next_pc, child); if (next_pc & 0x80000000) - break; + return -EIO; if (embed_debug_trap(child, next_pc)) - break; + return -EIO; invalidate_cache(); + return 0; } void user_disable_single_step(struct task_struct *child) diff --git a/arch/m32r/kernel/signal.c b/arch/m32r/kernel/signal.c index 144b0f124fc..7bbe38645ed 100644 --- a/arch/m32r/kernel/signal.c +++ b/arch/m32r/kernel/signal.c @@ -28,37 +28,6 @@ #define DEBUG_SIG 0 -#define _BLOCKABLE (~(sigmask(SIGKILL) | sigmask(SIGSTOP))) - -int do_signal(struct pt_regs *, sigset_t *); - -asmlinkage int -sys_rt_sigsuspend(sigset_t __user *unewset, size_t sigsetsize, - unsigned long r2, unsigned long r3, unsigned long r4, - unsigned long r5, unsigned long r6, struct pt_regs *regs) -{ - sigset_t newset; - - /* XXX: Don't preclude handling different sized sigset_t's. */ - if (sigsetsize != sizeof(sigset_t)) - return -EINVAL; - - if (copy_from_user(&newset, unewset, sizeof(newset))) - return -EFAULT; - sigdelsetmask(&newset, sigmask(SIGKILL)|sigmask(SIGSTOP)); - - spin_lock_irq(¤t->sighand->siglock); - current->saved_sigmask = current->blocked; - current->blocked = newset; - recalc_sigpending(); - spin_unlock_irq(¤t->sighand->siglock); - - current->state = TASK_INTERRUPTIBLE; - schedule(); - set_thread_flag(TIF_RESTORE_SIGMASK); - return -ERESTARTNOHAND; -} - asmlinkage int sys_sigaltstack(const stack_t __user *uss, stack_t __user *uoss, unsigned long r2, unsigned long r3, unsigned long r4, @@ -218,7 +187,7 @@ get_sigframe(struct k_sigaction *ka, unsigned long sp, size_t frame_size) return (void __user *)((sp - frame_size) & -8ul); } -static void setup_rt_frame(int sig, struct k_sigaction *ka, siginfo_t *info, +static int setup_rt_frame(int sig, struct k_sigaction *ka, siginfo_t *info, sigset_t *set, struct pt_regs *regs) { struct rt_sigframe __user *frame; @@ -275,22 +244,34 @@ static void setup_rt_frame(int sig, struct k_sigaction *ka, siginfo_t *info, current->comm, current->pid, frame, regs->pc); #endif - return; + return 0; give_sigsegv: force_sigsegv(sig, current); + return -EFAULT; +} + +static int prev_insn(struct pt_regs *regs) +{ + u16 inst; + if (get_user(&inst, (u16 __user *)(regs->bpc - 2))) + return -EFAULT; + if ((inst & 0xfff0) == 0x10f0) /* trap ? */ + regs->bpc -= 2; + else + regs->bpc -= 4; + regs->syscall_nr = -1; + return 0; } /* * OK, we're invoking a handler */ -static void +static int handle_signal(unsigned long sig, struct k_sigaction *ka, siginfo_t *info, sigset_t *oldset, struct pt_regs *regs) { - unsigned short inst; - /* Are we from a system call? */ if (regs->syscall_nr >= 0) { /* If so, check system call restarting.. */ @@ -308,16 +289,14 @@ handle_signal(unsigned long sig, struct k_sigaction *ka, siginfo_t *info, /* fallthrough */ case -ERESTARTNOINTR: regs->r0 = regs->orig_r0; - inst = *(unsigned short *)(regs->bpc - 2); - if ((inst & 0xfff0) == 0x10f0) /* trap ? */ - regs->bpc -= 2; - else - regs->bpc -= 4; + if (prev_insn(regs) < 0) + return -EFAULT; } } /* Set up the stack frame */ - setup_rt_frame(sig, ka, info, oldset, regs); + if (setup_rt_frame(sig, ka, info, oldset, regs)) + return -EFAULT; spin_lock_irq(¤t->sighand->siglock); sigorsets(¤t->blocked,¤t->blocked,&ka->sa.sa_mask); @@ -325,6 +304,7 @@ handle_signal(unsigned long sig, struct k_sigaction *ka, siginfo_t *info, sigaddset(¤t->blocked,sig); recalc_sigpending(); spin_unlock_irq(¤t->sighand->siglock); + return 0; } /* @@ -332,12 +312,12 @@ handle_signal(unsigned long sig, struct k_sigaction *ka, siginfo_t *info, * want to handle. Thus you cannot kill init even with a SIGKILL even by * mistake. */ -int do_signal(struct pt_regs *regs, sigset_t *oldset) +static void do_signal(struct pt_regs *regs) { siginfo_t info; int signr; struct k_sigaction ka; - unsigned short inst; + sigset_t *oldset; /* * We want the common case to go fast, which @@ -346,12 +326,14 @@ int do_signal(struct pt_regs *regs, sigset_t *oldset) * if so. */ if (!user_mode(regs)) - return 1; + return; if (try_to_freeze()) goto no_signal; - if (!oldset) + if (test_thread_flag(TIF_RESTORE_SIGMASK)) + oldset = ¤t->saved_sigmask; + else oldset = ¤t->blocked; signr = get_signal_to_deliver(&info, &ka, regs, NULL); @@ -363,8 +345,10 @@ int do_signal(struct pt_regs *regs, sigset_t *oldset) */ /* Whee! Actually deliver the signal. */ - handle_signal(signr, &ka, &info, oldset, regs); - return 1; + if (handle_signal(signr, &ka, &info, oldset, regs) == 0) + clear_thread_flag(TIF_RESTORE_SIGMASK); + + return; } no_signal: @@ -375,31 +359,24 @@ int do_signal(struct pt_regs *regs, sigset_t *oldset) regs->r0 == -ERESTARTSYS || regs->r0 == -ERESTARTNOINTR) { regs->r0 = regs->orig_r0; - inst = *(unsigned short *)(regs->bpc - 2); - if ((inst & 0xfff0) == 0x10f0) /* trap ? */ - regs->bpc -= 2; - else - regs->bpc -= 4; - } - if (regs->r0 == -ERESTART_RESTARTBLOCK){ + prev_insn(regs); + } else if (regs->r0 == -ERESTART_RESTARTBLOCK){ regs->r0 = regs->orig_r0; regs->r7 = __NR_restart_syscall; - inst = *(unsigned short *)(regs->bpc - 2); - if ((inst & 0xfff0) == 0x10f0) /* trap ? */ - regs->bpc -= 2; - else - regs->bpc -= 4; + prev_insn(regs); } } - return 0; + if (test_thread_flag(TIF_RESTORE_SIGMASK)) { + clear_thread_flag(TIF_RESTORE_SIGMASK); + sigprocmask(SIG_SETMASK, ¤t->saved_sigmask, NULL); + } } /* * notification of userspace execution resumption * - triggered by current->work.notify_resume */ -void do_notify_resume(struct pt_regs *regs, sigset_t *oldset, - __u32 thread_info_flags) +void do_notify_resume(struct pt_regs *regs, __u32 thread_info_flags) { /* Pending single-step? */ if (thread_info_flags & _TIF_SINGLESTEP) @@ -407,7 +384,7 @@ void do_notify_resume(struct pt_regs *regs, sigset_t *oldset, /* deal with pending signal delivery */ if (thread_info_flags & _TIF_SIGPENDING) - do_signal(regs,oldset); + do_signal(regs); if (thread_info_flags & _TIF_NOTIFY_RESUME) { clear_thread_flag(TIF_NOTIFY_RESUME); diff --git a/arch/mn10300/Kconfig b/arch/mn10300/Kconfig index 444b9f918fd..7c2a2f7f8dc 100644 --- a/arch/mn10300/Kconfig +++ b/arch/mn10300/Kconfig @@ -8,7 +8,6 @@ mainmenu "Linux Kernel Configuration" config MN10300 def_bool y select HAVE_OPROFILE - select HAVE_ARCH_TRACEHOOK config AM33 def_bool y diff --git a/arch/mn10300/Kconfig.debug b/arch/mn10300/Kconfig.debug index ff80e86b9bd..ce83c74b3fd 100644 --- a/arch/mn10300/Kconfig.debug +++ b/arch/mn10300/Kconfig.debug @@ -101,7 +101,7 @@ config GDBSTUB_DEBUG_BREAKPOINT choice prompt "GDB stub port" - default GDBSTUB_TTYSM0 + default GDBSTUB_ON_TTYSM0 depends on GDBSTUB help Select the serial port used for GDB-stub. diff --git a/arch/mn10300/include/asm/bitops.h b/arch/mn10300/include/asm/bitops.h index f49ac49e09a..3f50e966107 100644 --- a/arch/mn10300/include/asm/bitops.h +++ b/arch/mn10300/include/asm/bitops.h @@ -229,9 +229,9 @@ int ffs(int x) #include <asm-generic/bitops/hweight.h> #define ext2_set_bit_atomic(lock, nr, addr) \ - test_and_set_bit((nr) ^ 0x18, (addr)) + test_and_set_bit((nr), (addr)) #define ext2_clear_bit_atomic(lock, nr, addr) \ - test_and_clear_bit((nr) ^ 0x18, (addr)) + test_and_clear_bit((nr), (addr)) #include <asm-generic/bitops/ext2-non-atomic.h> #include <asm-generic/bitops/minix-le.h> diff --git a/arch/mn10300/include/asm/signal.h b/arch/mn10300/include/asm/signal.h index 7e891fce237..1865d72a86f 100644 --- a/arch/mn10300/include/asm/signal.h +++ b/arch/mn10300/include/asm/signal.h @@ -78,7 +78,7 @@ typedef unsigned long sigset_t; /* These should not be considered constants from userland. */ #define SIGRTMIN 32 -#define SIGRTMAX (_NSIG-1) +#define SIGRTMAX _NSIG /* * SA_FLAGS values: diff --git a/arch/mn10300/kernel/signal.c b/arch/mn10300/kernel/signal.c index 717db14c2cc..d4de05ab786 100644 --- a/arch/mn10300/kernel/signal.c +++ b/arch/mn10300/kernel/signal.c @@ -65,10 +65,10 @@ asmlinkage long sys_sigaction(int sig, old_sigset_t mask; if (verify_area(VERIFY_READ, act, sizeof(*act)) || __get_user(new_ka.sa.sa_handler, &act->sa_handler) || - __get_user(new_ka.sa.sa_restorer, &act->sa_restorer)) + __get_user(new_ka.sa.sa_restorer, &act->sa_restorer) || + __get_user(new_ka.sa.sa_flags, &act->sa_flags) || + __get_user(mask, &act->sa_mask)) return -EFAULT; - __get_user(new_ka.sa.sa_flags, &act->sa_flags); - __get_user(mask, &act->sa_mask); siginitset(&new_ka.sa.sa_mask, mask); } @@ -77,10 +77,10 @@ asmlinkage long sys_sigaction(int sig, if (!ret && oact) { if (verify_area(VERIFY_WRITE, oact, sizeof(*oact)) || __put_user(old_ka.sa.sa_handler, &oact->sa_handler) || - __put_user(old_ka.sa.sa_restorer, &oact->sa_restorer)) + __put_user(old_ka.sa.sa_restorer, &oact->sa_restorer) || + __put_user(old_ka.sa.sa_flags, &oact->sa_flags) || + __put_user(old_ka.sa.sa_mask.sig[0], &oact->sa_mask)) return -EFAULT; - __put_user(old_ka.sa.sa_flags, &oact->sa_flags); - __put_user(old_ka.sa.sa_mask.sig[0], &oact->sa_mask); } return ret; @@ -102,6 +102,9 @@ static int restore_sigcontext(struct pt_regs *regs, { unsigned int err = 0; + /* Always make any pending restarted system calls return -EINTR */ + current_thread_info()->restart_block.fn = do_no_restart_syscall; + if (is_using_fpu(current)) fpu_kill_state(current); @@ -330,8 +333,6 @@ static int setup_frame(int sig, struct k_sigaction *ka, sigset_t *set, regs->d0 = sig; regs->d1 = (unsigned long) &frame->sc; - set_fs(USER_DS); - /* the tracer may want to single-step inside the handler */ if (test_thread_flag(TIF_SINGLESTEP)) ptrace_notify(SIGTRAP); @@ -345,7 +346,7 @@ static int setup_frame(int sig, struct k_sigaction *ka, sigset_t *set, return 0; give_sigsegv: - force_sig(SIGSEGV, current); + force_sigsegv(sig, current); return -EFAULT; } @@ -413,8 +414,6 @@ static int setup_rt_frame(int sig, struct k_sigaction *ka, siginfo_t *info, regs->d0 = sig; regs->d1 = (long) &frame->info; - set_fs(USER_DS); - /* the tracer may want to single-step inside the handler */ if (test_thread_flag(TIF_SINGLESTEP)) ptrace_notify(SIGTRAP); @@ -428,10 +427,16 @@ static int setup_rt_frame(int sig, struct k_sigaction *ka, siginfo_t *info, return 0; give_sigsegv: - force_sig(SIGSEGV, current); + force_sigsegv(sig, current); return -EFAULT; } +static inline void stepback(struct pt_regs *regs) +{ + regs->pc -= 2; + regs->orig_d0 = -1; +} + /* * handle the actual delivery of a signal to userspace */ @@ -459,7 +464,7 @@ static int handle_signal(int sig, /* fallthrough */ case -ERESTARTNOINTR: regs->d0 = regs->orig_d0; - regs->pc -= 2; + stepback(regs); } } @@ -527,12 +532,12 @@ static void do_signal(struct pt_regs *regs) case -ERESTARTSYS: case -ERESTARTNOINTR: regs->d0 = regs->orig_d0; - regs->pc -= 2; + stepback(regs); break; case -ERESTART_RESTARTBLOCK: regs->d0 = __NR_restart_syscall; - regs->pc -= 2; + stepback(regs); break; } } diff --git a/arch/mn10300/mm/Makefile b/arch/mn10300/mm/Makefile index 28b9d983db0..1557277fbc5 100644 --- a/arch/mn10300/mm/Makefile +++ b/arch/mn10300/mm/Makefile @@ -2,13 +2,11 @@ # Makefile for the MN10300-specific memory management code # +cacheflush-y := cache.o cache-mn10300.o +cacheflush-$(CONFIG_MN10300_CACHE_WBACK) += cache-flush-mn10300.o + +cacheflush-$(CONFIG_MN10300_CACHE_DISABLED) := cache-disabled.o + obj-y := \ init.o fault.o pgtable.o extable.o tlb-mn10300.o mmu-context.o \ - misalignment.o dma-alloc.o - -ifneq ($(CONFIG_MN10300_CACHE_DISABLED),y) -obj-y += cache.o cache-mn10300.o -ifeq ($(CONFIG_MN10300_CACHE_WBACK),y) -obj-y += cache-flush-mn10300.o -endif -endif + misalignment.o dma-alloc.o $(cacheflush-y) diff --git a/arch/mn10300/mm/cache-disabled.c b/arch/mn10300/mm/cache-disabled.c new file mode 100644 index 00000000000..f669ea42aba --- /dev/null +++ b/arch/mn10300/mm/cache-disabled.c @@ -0,0 +1,21 @@ +/* Handle the cache being disabled + * + * Copyright (C) 2010 Red Hat, Inc. All Rights Reserved. + * Written by David Howells (dhowells@redhat.com) + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public Licence + * as published by the Free Software Foundation; either version + * 2 of the Licence, or (at your option) any later version. + */ +#include <linux/mm.h> + +/* + * allow userspace to flush the instruction cache + */ +asmlinkage long sys_cacheflush(unsigned long start, unsigned long end) +{ + if (end < start) + return -EINVAL; + return 0; +} diff --git a/arch/tile/kernel/intvec_32.S b/arch/tile/kernel/intvec_32.S index 84f296ca9e6..8f58bdff20d 100644 --- a/arch/tile/kernel/intvec_32.S +++ b/arch/tile/kernel/intvec_32.S @@ -1506,13 +1506,6 @@ handle_ill: } STD_ENDPROC(handle_ill) - .pushsection .rodata, "a" - .align 8 -bpt_code: - bpt - ENDPROC(bpt_code) - .popsection - /* Various stub interrupt handlers and syscall handlers */ STD_ENTRY_LOCAL(_kernel_double_fault) diff --git a/arch/x86/boot/early_serial_console.c b/arch/x86/boot/early_serial_console.c index 030f4b93e25..5df2869c874 100644 --- a/arch/x86/boot/early_serial_console.c +++ b/arch/x86/boot/early_serial_console.c @@ -58,7 +58,19 @@ static void parse_earlyprintk(void) if (arg[pos] == ',') pos++; - if (!strncmp(arg, "ttyS", 4)) { + /* + * make sure we have + * "serial,0x3f8,115200" + * "serial,ttyS0,115200" + * "ttyS0,115200" + */ + if (pos == 7 && !strncmp(arg + pos, "0x", 2)) { + port = simple_strtoull(arg + pos, &e, 16); + if (port == 0 || arg + pos == e) + port = DEFAULT_SERIAL_PORT; + else + pos = e - arg; + } else if (!strncmp(arg + pos, "ttyS", 4)) { static const int bases[] = { 0x3f8, 0x2f8 }; int idx = 0; diff --git a/arch/x86/include/asm/amd_iommu_proto.h b/arch/x86/include/asm/amd_iommu_proto.h index d2544f1d705..cb030374b90 100644 --- a/arch/x86/include/asm/amd_iommu_proto.h +++ b/arch/x86/include/asm/amd_iommu_proto.h @@ -38,4 +38,10 @@ static inline void amd_iommu_stats_init(void) { } #endif /* !CONFIG_AMD_IOMMU_STATS */ +static inline bool is_rd890_iommu(struct pci_dev *pdev) +{ + return (pdev->vendor == PCI_VENDOR_ID_ATI) && + (pdev->device == PCI_DEVICE_ID_RD890_IOMMU); +} + #endif /* _ASM_X86_AMD_IOMMU_PROTO_H */ diff --git a/arch/x86/include/asm/amd_iommu_types.h b/arch/x86/include/asm/amd_iommu_types.h index 7014e88bc77..08616180dea 100644 --- a/arch/x86/include/asm/amd_iommu_types.h +++ b/arch/x86/include/asm/amd_iommu_types.h @@ -368,6 +368,9 @@ struct amd_iommu { /* capabilities of that IOMMU read from ACPI */ u32 cap; + /* flags read from acpi table */ + u8 acpi_flags; + /* * Capability pointer. There could be more than one IOMMU per PCI * device function if there are more than one AMD IOMMU capability @@ -411,6 +414,15 @@ struct amd_iommu { /* default dma_ops domain for that IOMMU */ struct dma_ops_domain *default_dom; + + /* + * This array is required to work around a potential BIOS bug. + * The BIOS may miss to restore parts of the PCI configuration + * space when the system resumes from S3. The result is that the + * IOMMU does not execute commands anymore which leads to system + * failure. + */ + u32 cache_cfg[4]; }; /* diff --git a/arch/x86/include/asm/bitops.h b/arch/x86/include/asm/bitops.h index 545776efeb1..bafd80defa4 100644 --- a/arch/x86/include/asm/bitops.h +++ b/arch/x86/include/asm/bitops.h @@ -309,7 +309,7 @@ static inline int test_and_change_bit(int nr, volatile unsigned long *addr) static __always_inline int constant_test_bit(unsigned int nr, const volatile unsigned long *addr) { return ((1UL << (nr % BITS_PER_LONG)) & - (((unsigned long *)addr)[nr / BITS_PER_LONG])) != 0; + (addr[nr / BITS_PER_LONG])) != 0; } static inline int variable_test_bit(int nr, volatile const unsigned long *addr) diff --git a/arch/x86/include/asm/cpufeature.h b/arch/x86/include/asm/cpufeature.h index c6fbb7b430d..3f76523589a 100644 --- a/arch/x86/include/asm/cpufeature.h +++ b/arch/x86/include/asm/cpufeature.h @@ -168,6 +168,7 @@ #define X86_FEATURE_XSAVEOPT (7*32+ 4) /* Optimized Xsave */ #define X86_FEATURE_PLN (7*32+ 5) /* Intel Power Limit Notification */ #define X86_FEATURE_PTS (7*32+ 6) /* Intel Package Thermal Status */ +#define X86_FEATURE_DTS (7*32+ 7) /* Digital Thermal Sensor */ /* Virtualization flags: Linux defined, word 8 */ #define X86_FEATURE_TPR_SHADOW (8*32+ 0) /* Intel TPR Shadow */ diff --git a/arch/x86/kernel/Makefile b/arch/x86/kernel/Makefile index 0925676266b..fedf32a8c3e 100644 --- a/arch/x86/kernel/Makefile +++ b/arch/x86/kernel/Makefile @@ -11,6 +11,8 @@ ifdef CONFIG_FUNCTION_TRACER CFLAGS_REMOVE_tsc.o = -pg CFLAGS_REMOVE_rtc.o = -pg CFLAGS_REMOVE_paravirt-spinlocks.o = -pg +CFLAGS_REMOVE_pvclock.o = -pg +CFLAGS_REMOVE_kvmclock.o = -pg CFLAGS_REMOVE_ftrace.o = -pg CFLAGS_REMOVE_early_printk.o = -pg endif diff --git a/arch/x86/kernel/amd_iommu.c b/arch/x86/kernel/amd_iommu.c index fa044e1e30a..679b6450382 100644 --- a/arch/x86/kernel/amd_iommu.c +++ b/arch/x86/kernel/amd_iommu.c @@ -1953,6 +1953,7 @@ static void __unmap_single(struct dma_ops_domain *dma_dom, size_t size, int dir) { + dma_addr_t flush_addr; dma_addr_t i, start; unsigned int pages; @@ -1960,6 +1961,7 @@ static void __unmap_single(struct dma_ops_domain *dma_dom, (dma_addr + size > dma_dom->aperture_size)) return; + flush_addr = dma_addr; pages = iommu_num_pages(dma_addr, size, PAGE_SIZE); dma_addr &= PAGE_MASK; start = dma_addr; @@ -1974,7 +1976,7 @@ static void __unmap_single(struct dma_ops_domain *dma_dom, dma_ops_free_addresses(dma_dom, dma_addr, pages); if (amd_iommu_unmap_flush || dma_dom->need_flush) { - iommu_flush_pages(&dma_dom->domain, dma_addr, size); + iommu_flush_pages(&dma_dom->domain, flush_addr, size); dma_dom->need_flush = false; } } diff --git a/arch/x86/kernel/amd_iommu_init.c b/arch/x86/kernel/amd_iommu_init.c index 3cc63e2b8dd..5a170cbbbed 100644 --- a/arch/x86/kernel/amd_iommu_init.c +++ b/arch/x86/kernel/amd_iommu_init.c @@ -632,6 +632,13 @@ static void __init init_iommu_from_pci(struct amd_iommu *iommu) iommu->last_device = calc_devid(MMIO_GET_BUS(range), MMIO_GET_LD(range)); iommu->evt_msi_num = MMIO_MSI_NUM(misc); + + if (is_rd890_iommu(iommu->dev)) { + pci_read_config_dword(iommu->dev, 0xf0, &iommu->cache_cfg[0]); + pci_read_config_dword(iommu->dev, 0xf4, &iommu->cache_cfg[1]); + pci_read_config_dword(iommu->dev, 0xf8, &iommu->cache_cfg[2]); + pci_read_config_dword(iommu->dev, 0xfc, &iommu->cache_cfg[3]); + } } /* @@ -649,29 +656,9 @@ static void __init init_iommu_from_acpi(struct amd_iommu *iommu, struct ivhd_entry *e; /* - * First set the recommended feature enable bits from ACPI - * into the IOMMU control registers + * First save the recommended feature enable bits from ACPI */ - h->flags & IVHD_FLAG_HT_TUN_EN_MASK ? - iommu_feature_enable(iommu, CONTROL_HT_TUN_EN) : - iommu_feature_disable(iommu, CONTROL_HT_TUN_EN); - - h->flags & IVHD_FLAG_PASSPW_EN_MASK ? - iommu_feature_enable(iommu, CONTROL_PASSPW_EN) : - iommu_feature_disable(iommu, CONTROL_PASSPW_EN); - - h->flags & IVHD_FLAG_RESPASSPW_EN_MASK ? - iommu_feature_enable(iommu, CONTROL_RESPASSPW_EN) : - iommu_feature_disable(iommu, CONTROL_RESPASSPW_EN); - - h->flags & IVHD_FLAG_ISOC_EN_MASK ? - iommu_feature_enable(iommu, CONTROL_ISOC_EN) : - iommu_feature_disable(iommu, CONTROL_ISOC_EN); - - /* - * make IOMMU memory accesses cache coherent - */ - iommu_feature_enable(iommu, CONTROL_COHERENT_EN); + iommu->acpi_flags = h->flags; /* * Done. Now parse the device entries @@ -1116,6 +1103,40 @@ static void init_device_table(void) } } +static void iommu_init_flags(struct amd_iommu *iommu) +{ + iommu->acpi_flags & IVHD_FLAG_HT_TUN_EN_MASK ? + iommu_feature_enable(iommu, CONTROL_HT_TUN_EN) : + iommu_feature_disable(iommu, CONTROL_HT_TUN_EN); + + iommu->acpi_flags & IVHD_FLAG_PASSPW_EN_MASK ? + iommu_feature_enable(iommu, CONTROL_PASSPW_EN) : + iommu_feature_disable(iommu, CONTROL_PASSPW_EN); + + iommu->acpi_flags & IVHD_FLAG_RESPASSPW_EN_MASK ? + iommu_feature_enable(iommu, CONTROL_RESPASSPW_EN) : + iommu_feature_disable(iommu, CONTROL_RESPASSPW_EN); + + iommu->acpi_flags & IVHD_FLAG_ISOC_EN_MASK ? + iommu_feature_enable(iommu, CONTROL_ISOC_EN) : + iommu_feature_disable(iommu, CONTROL_ISOC_EN); + + /* + * make IOMMU memory accesses cache coherent + */ + iommu_feature_enable(iommu, CONTROL_COHERENT_EN); +} + +static void iommu_apply_quirks(struct amd_iommu *iommu) +{ + if (is_rd890_iommu(iommu->dev)) { + pci_write_config_dword(iommu->dev, 0xf0, iommu->cache_cfg[0]); + pci_write_config_dword(iommu->dev, 0xf4, iommu->cache_cfg[1]); + pci_write_config_dword(iommu->dev, 0xf8, iommu->cache_cfg[2]); + pci_write_config_dword(iommu->dev, 0xfc, iommu->cache_cfg[3]); + } +} + /* * This function finally enables all IOMMUs found in the system after * they have been initialized @@ -1126,6 +1147,8 @@ static void enable_iommus(void) for_each_iommu(iommu) { iommu_disable(iommu); + iommu_apply_quirks(iommu); + iommu_init_flags(iommu); iommu_set_device_table(iommu); iommu_enable_command_buffer(iommu); iommu_enable_event_buffer(iommu); diff --git a/arch/x86/kernel/cpu/perf_event.c b/arch/x86/kernel/cpu/perf_event.c index 3efdf2870a3..03a5b0385ad 100644 --- a/arch/x86/kernel/cpu/perf_event.c +++ b/arch/x86/kernel/cpu/perf_event.c @@ -102,6 +102,7 @@ struct cpu_hw_events { */ struct perf_event *events[X86_PMC_IDX_MAX]; /* in counter order */ unsigned long active_mask[BITS_TO_LONGS(X86_PMC_IDX_MAX)]; + unsigned long running[BITS_TO_LONGS(X86_PMC_IDX_MAX)]; int enabled; int n_events; @@ -1010,6 +1011,7 @@ static int x86_pmu_start(struct perf_event *event) x86_perf_event_set_period(event); cpuc->events[idx] = event; __set_bit(idx, cpuc->active_mask); + __set_bit(idx, cpuc->running); x86_pmu.enable(event); perf_event_update_userpage(event); @@ -1141,8 +1143,16 @@ static int x86_pmu_handle_irq(struct pt_regs *regs) cpuc = &__get_cpu_var(cpu_hw_events); for (idx = 0; idx < x86_pmu.num_counters; idx++) { - if (!test_bit(idx, cpuc->active_mask)) + if (!test_bit(idx, cpuc->active_mask)) { + /* + * Though we deactivated the counter some cpus + * might still deliver spurious interrupts still + * in flight. Catch them: + */ + if (__test_and_clear_bit(idx, cpuc->running)) + handled++; continue; + } event = cpuc->events[idx]; hwc = &event->hw; diff --git a/arch/x86/kernel/cpu/scattered.c b/arch/x86/kernel/cpu/scattered.c index 34b4dad6f0b..d4907951512 100644 --- a/arch/x86/kernel/cpu/scattered.c +++ b/arch/x86/kernel/cpu/scattered.c @@ -31,6 +31,7 @@ void __cpuinit init_scattered_cpuid_features(struct cpuinfo_x86 *c) const struct cpuid_bit *cb; static const struct cpuid_bit __cpuinitconst cpuid_bits[] = { + { X86_FEATURE_DTS, CR_EAX, 0, 0x00000006, 0 }, { X86_FEATURE_IDA, CR_EAX, 1, 0x00000006, 0 }, { X86_FEATURE_ARAT, CR_EAX, 2, 0x00000006, 0 }, { X86_FEATURE_PLN, CR_EAX, 4, 0x00000006, 0 }, diff --git a/block/blk-merge.c b/block/blk-merge.c index 3b0cd424967..eafc94f68d7 100644 --- a/block/blk-merge.c +++ b/block/blk-merge.c @@ -362,6 +362,18 @@ static int attempt_merge(struct request_queue *q, struct request *req, return 0; /* + * Don't merge file system requests and discard requests + */ + if ((req->cmd_flags & REQ_DISCARD) != (next->cmd_flags & REQ_DISCARD)) + return 0; + + /* + * Don't merge discard requests and secure discard requests + */ + if ((req->cmd_flags & REQ_SECURE) != (next->cmd_flags & REQ_SECURE)) + return 0; + + /* * not contiguous */ if (blk_rq_pos(req) + blk_rq_sectors(req) != blk_rq_pos(next)) diff --git a/drivers/ata/ahci.c b/drivers/ata/ahci.c index ff1c945fba9..99d0e5a5114 100644 --- a/drivers/ata/ahci.c +++ b/drivers/ata/ahci.c @@ -90,6 +90,10 @@ static int ahci_pci_device_suspend(struct pci_dev *pdev, pm_message_t mesg); static int ahci_pci_device_resume(struct pci_dev *pdev); #endif +static struct scsi_host_template ahci_sht = { + AHCI_SHT("ahci"), +}; + static struct ata_port_operations ahci_vt8251_ops = { .inherits = &ahci_ops, .hardreset = ahci_vt8251_hardreset, diff --git a/drivers/ata/ahci.h b/drivers/ata/ahci.h index 474427b6f99..e5fdeebf9ef 100644 --- a/drivers/ata/ahci.h +++ b/drivers/ata/ahci.h @@ -298,7 +298,17 @@ struct ahci_host_priv { extern int ahci_ignore_sss; -extern struct scsi_host_template ahci_sht; +extern struct device_attribute *ahci_shost_attrs[]; +extern struct device_attribute *ahci_sdev_attrs[]; + +#define AHCI_SHT(drv_name) \ + ATA_NCQ_SHT(drv_name), \ + .can_queue = AHCI_MAX_CMDS - 1, \ + .sg_tablesize = AHCI_MAX_SG, \ + .dma_boundary = AHCI_DMA_BOUNDARY, \ + .shost_attrs = ahci_shost_attrs, \ + .sdev_attrs = ahci_sdev_attrs + extern struct ata_port_operations ahci_ops; void ahci_save_initial_config(struct device *dev, diff --git a/drivers/ata/ahci_platform.c b/drivers/ata/ahci_platform.c index 4e97f33cca4..84b643270e7 100644 --- a/drivers/ata/ahci_platform.c +++ b/drivers/ata/ahci_platform.c @@ -23,6 +23,10 @@ #include <linux/ahci_platform.h> #include "ahci.h" +static struct scsi_host_template ahci_platform_sht = { + AHCI_SHT("ahci_platform"), +}; + static int __init ahci_probe(struct platform_device *pdev) { struct device *dev = &pdev->dev; @@ -145,7 +149,7 @@ static int __init ahci_probe(struct platform_device *pdev) ahci_print_info(host, "platform"); rc = ata_host_activate(host, irq, ahci_interrupt, IRQF_SHARED, - &ahci_sht); + &ahci_platform_sht); if (rc) goto err0; diff --git a/drivers/ata/libahci.c b/drivers/ata/libahci.c index 68dc6785472..8eea309ea21 100644 --- a/drivers/ata/libahci.c +++ b/drivers/ata/libahci.c @@ -121,7 +121,7 @@ static DEVICE_ATTR(ahci_port_cmd, S_IRUGO, ahci_show_port_cmd, NULL); static DEVICE_ATTR(em_buffer, S_IWUSR | S_IRUGO, ahci_read_em_buffer, ahci_store_em_buffer); -static struct device_attribute *ahci_shost_attrs[] = { +struct device_attribute *ahci_shost_attrs[] = { &dev_attr_link_power_management_policy, &dev_attr_em_message_type, &dev_attr_em_message, @@ -132,22 +132,14 @@ static struct device_attribute *ahci_shost_attrs[] = { &dev_attr_em_buffer, NULL }; +EXPORT_SYMBOL_GPL(ahci_shost_attrs); -static struct device_attribute *ahci_sdev_attrs[] = { +struct device_attribute *ahci_sdev_attrs[] = { &dev_attr_sw_activity, &dev_attr_unload_heads, NULL }; - -struct scsi_host_template ahci_sht = { - ATA_NCQ_SHT("ahci"), - .can_queue = AHCI_MAX_CMDS - 1, - .sg_tablesize = AHCI_MAX_SG, - .dma_boundary = AHCI_DMA_BOUNDARY, - .shost_attrs = ahci_shost_attrs, - .sdev_attrs = ahci_sdev_attrs, -}; -EXPORT_SYMBOL_GPL(ahci_sht); +EXPORT_SYMBOL_GPL(ahci_sdev_attrs); struct ata_port_operations ahci_ops = { .inherits = &sata_pmp_port_ops, diff --git a/drivers/block/pktcdvd.c b/drivers/block/pktcdvd.c index b1cbeb59bb7..37a2bb59507 100644 --- a/drivers/block/pktcdvd.c +++ b/drivers/block/pktcdvd.c @@ -2369,7 +2369,7 @@ static void pkt_release_dev(struct pktcdvd_device *pd, int flush) pkt_shrink_pktlist(pd); } -static struct pktcdvd_device *pkt_find_dev_from_minor(int dev_minor) +static struct pktcdvd_device *pkt_find_dev_from_minor(unsigned int dev_minor) { if (dev_minor >= MAX_WRITERS) return NULL; diff --git a/drivers/dma/mv_xor.c b/drivers/dma/mv_xor.c index 86c5ae9fde3..411d5bf50fc 100644 --- a/drivers/dma/mv_xor.c +++ b/drivers/dma/mv_xor.c @@ -162,7 +162,7 @@ static int mv_is_err_intr(u32 intr_cause) static void mv_xor_device_clear_eoc_cause(struct mv_xor_chan *chan) { - u32 val = (1 << (1 + (chan->idx * 16))); + u32 val = ~(1 << (chan->idx * 16)); dev_dbg(chan->device->common.dev, "%s, val 0x%08x\n", __func__, val); __raw_writel(val, XOR_INTR_CAUSE(chan)); } diff --git a/drivers/edac/edac_mc.c b/drivers/edac/edac_mc.c index 3630308e7b8..6b21e25f7a8 100644 --- a/drivers/edac/edac_mc.c +++ b/drivers/edac/edac_mc.c @@ -339,6 +339,9 @@ static void edac_mc_workq_teardown(struct mem_ctl_info *mci) { int status; + if (mci->op_state != OP_RUNNING_POLL) + return; + status = cancel_delayed_work(&mci->work); if (status == 0) { debugf0("%s() not canceled, flush the queue\n", diff --git a/drivers/gpu/drm/drm_buffer.c b/drivers/gpu/drm/drm_buffer.c index 55d03ed0500..529a0dbe9fc 100644 --- a/drivers/gpu/drm/drm_buffer.c +++ b/drivers/gpu/drm/drm_buffer.c @@ -98,8 +98,8 @@ EXPORT_SYMBOL(drm_buffer_alloc); * user_data: A pointer the data that is copied to the buffer. * size: The Number of bytes to copy. */ -extern int drm_buffer_copy_from_user(struct drm_buffer *buf, - void __user *user_data, int size) +int drm_buffer_copy_from_user(struct drm_buffer *buf, + void __user *user_data, int size) { int nr_pages = size / PAGE_SIZE + 1; int idx; @@ -163,7 +163,7 @@ void *drm_buffer_read_object(struct drm_buffer *buf, { int idx = drm_buffer_index(buf); int page = drm_buffer_page(buf); - void *obj = 0; + void *obj = NULL; if (idx + objsize <= PAGE_SIZE) { obj = &buf->data[page][idx]; diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index cf4ffbee1c0..bced9b25c71 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -2400,7 +2400,7 @@ i915_gem_clear_fence_reg(struct drm_gem_object *obj) I915_WRITE64(FENCE_REG_965_0 + (obj_priv->fence_reg * 8), 0); break; case 3: - if (obj_priv->fence_reg > 8) + if (obj_priv->fence_reg >= 8) fence_reg = FENCE_REG_945_8 + (obj_priv->fence_reg - 8) * 4; else case 2: diff --git a/drivers/gpu/drm/i915/intel_sdvo.c b/drivers/gpu/drm/i915/intel_sdvo.c index e8e902d614e..ee73e428a84 100644 --- a/drivers/gpu/drm/i915/intel_sdvo.c +++ b/drivers/gpu/drm/i915/intel_sdvo.c @@ -2170,8 +2170,7 @@ intel_sdvo_tv_init(struct intel_sdvo *intel_sdvo, int type) return true; err: - intel_sdvo_destroy_enhance_property(connector); - kfree(intel_sdvo_connector); + intel_sdvo_destroy(connector); return false; } @@ -2243,8 +2242,7 @@ intel_sdvo_lvds_init(struct intel_sdvo *intel_sdvo, int device) return true; err: - intel_sdvo_destroy_enhance_property(connector); - kfree(intel_sdvo_connector); + intel_sdvo_destroy(connector); return false; } @@ -2522,11 +2520,10 @@ static bool intel_sdvo_create_enhance_property(struct intel_sdvo *intel_sdvo, uint16_t response; } enhancements; - if (!intel_sdvo_get_value(intel_sdvo, - SDVO_CMD_GET_SUPPORTED_ENHANCEMENTS, - &enhancements, sizeof(enhancements))) - return false; - + enhancements.response = 0; + intel_sdvo_get_value(intel_sdvo, + SDVO_CMD_GET_SUPPORTED_ENHANCEMENTS, + &enhancements, sizeof(enhancements)); if (enhancements.response == 0) { DRM_DEBUG_KMS("No enhancement is supported\n"); return true; diff --git a/drivers/gpu/drm/nouveau/nouveau_connector.c b/drivers/gpu/drm/nouveau/nouveau_connector.c index 87186a4bbf0..fc737037f75 100644 --- a/drivers/gpu/drm/nouveau/nouveau_connector.c +++ b/drivers/gpu/drm/nouveau/nouveau_connector.c @@ -558,8 +558,10 @@ nouveau_connector_get_modes(struct drm_connector *connector) if (nv_encoder->dcb->type == OUTPUT_LVDS && (nv_encoder->dcb->lvdsconf.use_straps_for_mode || dev_priv->vbios.fp_no_ddc) && nouveau_bios_fp_mode(dev, NULL)) { - nv_connector->native_mode = drm_mode_create(dev); - nouveau_bios_fp_mode(dev, nv_connector->native_mode); + struct drm_display_mode mode; + + nouveau_bios_fp_mode(dev, &mode); + nv_connector->native_mode = drm_mode_duplicate(dev, &mode); } /* Find the native mode if this is a digital panel, if we didn't diff --git a/drivers/gpu/drm/radeon/atombios.h b/drivers/gpu/drm/radeon/atombios.h index 1bc72c3190a..fe359a239df 100644 --- a/drivers/gpu/drm/radeon/atombios.h +++ b/drivers/gpu/drm/radeon/atombios.h @@ -4999,7 +4999,7 @@ typedef struct _SW_I2C_IO_DATA_PARAMETERS #define SW_I2C_CNTL_WRITE1BIT 6 //==============================VESA definition Portion=============================== -#define VESA_OEM_PRODUCT_REV '01.00' +#define VESA_OEM_PRODUCT_REV "01.00" #define VESA_MODE_ATTRIBUTE_MODE_SUPPORT 0xBB //refer to VBE spec p.32, no TTY support #define VESA_MODE_WIN_ATTRIBUTE 7 #define VESA_WIN_SIZE 64 diff --git a/drivers/gpu/drm/radeon/r600.c b/drivers/gpu/drm/radeon/r600.c index afc18d87fdc..ddc3adea1dd 100644 --- a/drivers/gpu/drm/radeon/r600.c +++ b/drivers/gpu/drm/radeon/r600.c @@ -2729,7 +2729,7 @@ int r600_ib_test(struct radeon_device *rdev) if (i < rdev->usec_timeout) { DRM_INFO("ib test succeeded in %u usecs\n", i); } else { - DRM_ERROR("radeon: ib test failed (sracth(0x%04X)=0x%08X)\n", + DRM_ERROR("radeon: ib test failed (scratch(0x%04X)=0x%08X)\n", scratch, tmp); r = -EINVAL; } diff --git a/drivers/gpu/drm/radeon/radeon_kms.c b/drivers/gpu/drm/radeon/radeon_kms.c index 5eee3c41d12..8fbbe1c6ebb 100644 --- a/drivers/gpu/drm/radeon/radeon_kms.c +++ b/drivers/gpu/drm/radeon/radeon_kms.c @@ -203,6 +203,10 @@ int radeon_info_ioctl(struct drm_device *dev, void *data, struct drm_file *filp) */ int radeon_driver_firstopen_kms(struct drm_device *dev) { + struct radeon_device *rdev = dev->dev_private; + + if (rdev->powered_down) + return -EINVAL; return 0; } diff --git a/drivers/gpu/drm/ttm/ttm_bo_util.c b/drivers/gpu/drm/ttm/ttm_bo_util.c index 7cffb3e0423..3451a82adba 100644 --- a/drivers/gpu/drm/ttm/ttm_bo_util.c +++ b/drivers/gpu/drm/ttm/ttm_bo_util.c @@ -351,6 +351,7 @@ static int ttm_buffer_object_transfer(struct ttm_buffer_object *bo, INIT_LIST_HEAD(&fbo->lru); INIT_LIST_HEAD(&fbo->swap); fbo->vm_node = NULL; + atomic_set(&fbo->cpu_writers, 0); fbo->sync_obj = driver->sync_obj_ref(bo->sync_obj); kref_init(&fbo->list_kref); diff --git a/drivers/gpu/drm/ttm/ttm_page_alloc.c b/drivers/gpu/drm/ttm/ttm_page_alloc.c index ca904799f01..b1e02fffd3c 100644 --- a/drivers/gpu/drm/ttm/ttm_page_alloc.c +++ b/drivers/gpu/drm/ttm/ttm_page_alloc.c @@ -69,7 +69,7 @@ struct ttm_page_pool { spinlock_t lock; bool fill_lock; struct list_head list; - int gfp_flags; + gfp_t gfp_flags; unsigned npages; char *name; unsigned long nfrees; @@ -475,7 +475,7 @@ static void ttm_handle_caching_state_failure(struct list_head *pages, * This function is reentrant if caller updates count depending on number of * pages returned in pages array. */ -static int ttm_alloc_new_pages(struct list_head *pages, int gfp_flags, +static int ttm_alloc_new_pages(struct list_head *pages, gfp_t gfp_flags, int ttm_flags, enum ttm_caching_state cstate, unsigned count) { struct page **caching_array; @@ -666,7 +666,7 @@ int ttm_get_pages(struct list_head *pages, int flags, { struct ttm_page_pool *pool = ttm_get_pool(flags, cstate); struct page *p = NULL; - int gfp_flags = GFP_USER; + gfp_t gfp_flags = GFP_USER; int r; /* set zero flag for page allocation if required */ @@ -818,7 +818,7 @@ int ttm_page_alloc_init(struct ttm_mem_global *glob, unsigned max_pages) return 0; } -void ttm_page_alloc_fini() +void ttm_page_alloc_fini(void) { int i; diff --git a/drivers/gpu/vga/vgaarb.c b/drivers/gpu/vga/vgaarb.c index b87569e96b1..f366f968155 100644 --- a/drivers/gpu/vga/vgaarb.c +++ b/drivers/gpu/vga/vgaarb.c @@ -598,7 +598,7 @@ static inline void vga_update_device_decodes(struct vga_device *vgadev, pr_debug("vgaarb: decoding count now is: %d\n", vga_decode_count); } -void __vga_set_legacy_decoding(struct pci_dev *pdev, unsigned int decodes, bool userspace) +static void __vga_set_legacy_decoding(struct pci_dev *pdev, unsigned int decodes, bool userspace) { struct vga_device *vgadev; unsigned long flags; diff --git a/drivers/hwmon/Kconfig b/drivers/hwmon/Kconfig index 4d4d09bdec0..97499d00615 100644 --- a/drivers/hwmon/Kconfig +++ b/drivers/hwmon/Kconfig @@ -409,7 +409,7 @@ config SENSORS_CORETEMP config SENSORS_PKGTEMP tristate "Intel processor package temperature sensor" - depends on X86 && PCI && EXPERIMENTAL + depends on X86 && EXPERIMENTAL help If you say yes here you get support for the package level temperature sensor inside your CPU. Check documentation/driver for details. diff --git a/drivers/hwmon/coretemp.c b/drivers/hwmon/coretemp.c index de8111114f4..a23b17a78ac 100644 --- a/drivers/hwmon/coretemp.c +++ b/drivers/hwmon/coretemp.c @@ -36,6 +36,7 @@ #include <linux/pci.h> #include <asm/msr.h> #include <asm/processor.h> +#include <asm/smp.h> #define DRVNAME "coretemp" @@ -423,9 +424,18 @@ static int __cpuinit coretemp_device_add(unsigned int cpu) int err; struct platform_device *pdev; struct pdev_entry *pdev_entry; -#ifdef CONFIG_SMP struct cpuinfo_x86 *c = &cpu_data(cpu); -#endif + + /* + * CPUID.06H.EAX[0] indicates whether the CPU has thermal + * sensors. We check this bit only, all the early CPUs + * without thermal sensors will be filtered out. + */ + if (!cpu_has(c, X86_FEATURE_DTS)) { + printk(KERN_INFO DRVNAME ": CPU (model=0x%x)" + " has no thermal sensor.\n", c->x86_model); + return 0; + } mutex_lock(&pdev_list_mutex); @@ -482,14 +492,22 @@ exit: static void coretemp_device_remove(unsigned int cpu) { - struct pdev_entry *p, *n; + struct pdev_entry *p; + unsigned int i; + mutex_lock(&pdev_list_mutex); - list_for_each_entry_safe(p, n, &pdev_list, list) { - if (p->cpu == cpu) { - platform_device_unregister(p->pdev); - list_del(&p->list); - kfree(p); - } + list_for_each_entry(p, &pdev_list, list) { + if (p->cpu != cpu) + continue; + + platform_device_unregister(p->pdev); + list_del(&p->list); + mutex_unlock(&pdev_list_mutex); + kfree(p); + for_each_cpu(i, cpu_sibling_mask(cpu)) + if (i != cpu && !coretemp_device_add(i)) + break; + return; } mutex_unlock(&pdev_list_mutex); } @@ -527,30 +545,21 @@ static int __init coretemp_init(void) if (err) goto exit; - for_each_online_cpu(i) { - struct cpuinfo_x86 *c = &cpu_data(i); - /* - * CPUID.06H.EAX[0] indicates whether the CPU has thermal - * sensors. We check this bit only, all the early CPUs - * without thermal sensors will be filtered out. - */ - if (c->cpuid_level >= 6 && (cpuid_eax(0x06) & 0x01)) - coretemp_device_add(i); - else { - printk(KERN_INFO DRVNAME ": CPU (model=0x%x)" - " has no thermal sensor.\n", c->x86_model); - } - } + for_each_online_cpu(i) + coretemp_device_add(i); + +#ifndef CONFIG_HOTPLUG_CPU if (list_empty(&pdev_list)) { err = -ENODEV; goto exit_driver_unreg; } +#endif register_hotcpu_notifier(&coretemp_cpu_notifier); return 0; -exit_driver_unreg: #ifndef CONFIG_HOTPLUG_CPU +exit_driver_unreg: platform_driver_unregister(&coretemp_driver); #endif exit: diff --git a/drivers/hwmon/lis3lv02d.c b/drivers/hwmon/lis3lv02d.c index 6138f036b15..fc591ae5310 100644 --- a/drivers/hwmon/lis3lv02d.c +++ b/drivers/hwmon/lis3lv02d.c @@ -277,7 +277,7 @@ static irqreturn_t lis302dl_interrupt(int irq, void *dummy) wake_up_interruptible(&lis3_dev.misc_wait); kill_fasync(&lis3_dev.async_queue, SIGIO, POLL_IN); out: - if (lis3_dev.whoami == WAI_8B && lis3_dev.idev && + if (lis3_dev.pdata && lis3_dev.whoami == WAI_8B && lis3_dev.idev && lis3_dev.idev->input->users) return IRQ_WAKE_THREAD; return IRQ_HANDLED; @@ -718,7 +718,7 @@ int lis3lv02d_init_device(struct lis3lv02d *dev) * io-apic is not configurable (and generates a warning) but I keep it * in case of support for other hardware. */ - if (dev->whoami == WAI_8B) + if (dev->pdata && dev->whoami == WAI_8B) thread_fn = lis302dl_interrupt_thread1_8b; else thread_fn = NULL; diff --git a/drivers/hwmon/pkgtemp.c b/drivers/hwmon/pkgtemp.c index 74157fcda6e..f11903936c8 100644 --- a/drivers/hwmon/pkgtemp.c +++ b/drivers/hwmon/pkgtemp.c @@ -33,7 +33,6 @@ #include <linux/list.h> #include <linux/platform_device.h> #include <linux/cpu.h> -#include <linux/pci.h> #include <asm/msr.h> #include <asm/processor.h> @@ -224,7 +223,7 @@ static int __devinit pkgtemp_probe(struct platform_device *pdev) err = sysfs_create_group(&pdev->dev.kobj, &pkgtemp_group); if (err) - goto exit_free; + goto exit_dev; data->hwmon_dev = hwmon_device_register(&pdev->dev); if (IS_ERR(data->hwmon_dev)) { @@ -238,6 +237,8 @@ static int __devinit pkgtemp_probe(struct platform_device *pdev) exit_class: sysfs_remove_group(&pdev->dev.kobj, &pkgtemp_group); +exit_dev: + device_remove_file(&pdev->dev, &sensor_dev_attr_temp1_max.dev_attr); exit_free: kfree(data); exit: @@ -250,6 +251,7 @@ static int __devexit pkgtemp_remove(struct platform_device *pdev) hwmon_device_unregister(data->hwmon_dev); sysfs_remove_group(&pdev->dev.kobj, &pkgtemp_group); + device_remove_file(&pdev->dev, &sensor_dev_attr_temp1_max.dev_attr); platform_set_drvdata(pdev, NULL); kfree(data); return 0; @@ -281,9 +283,10 @@ static int __cpuinit pkgtemp_device_add(unsigned int cpu) int err; struct platform_device *pdev; struct pdev_entry *pdev_entry; -#ifdef CONFIG_SMP struct cpuinfo_x86 *c = &cpu_data(cpu); -#endif + + if (!cpu_has(c, X86_FEATURE_PTS)) + return 0; mutex_lock(&pdev_list_mutex); @@ -339,17 +342,18 @@ exit: #ifdef CONFIG_HOTPLUG_CPU static void pkgtemp_device_remove(unsigned int cpu) { - struct pdev_entry *p, *n; + struct pdev_entry *p; unsigned int i; int err; mutex_lock(&pdev_list_mutex); - list_for_each_entry_safe(p, n, &pdev_list, list) { + list_for_each_entry(p, &pdev_list, list) { if (p->cpu != cpu) continue; platform_device_unregister(p->pdev); list_del(&p->list); + mutex_unlock(&pdev_list_mutex); kfree(p); for_each_cpu(i, cpu_core_mask(cpu)) { if (i != cpu) { @@ -358,7 +362,7 @@ static void pkgtemp_device_remove(unsigned int cpu) break; } } - break; + return; } mutex_unlock(&pdev_list_mutex); } @@ -399,11 +403,6 @@ static int __init pkgtemp_init(void) goto exit; for_each_online_cpu(i) { - struct cpuinfo_x86 *c = &cpu_data(i); - - if (!cpu_has(c, X86_FEATURE_PTS)) - continue; - err = pkgtemp_device_add(i); if (err) goto exit_devices_unreg; diff --git a/drivers/infiniband/hw/cxgb3/iwch_cm.c b/drivers/infiniband/hw/cxgb3/iwch_cm.c index d88077a2199..13c88871dc3 100644 --- a/drivers/infiniband/hw/cxgb3/iwch_cm.c +++ b/drivers/infiniband/hw/cxgb3/iwch_cm.c @@ -463,7 +463,8 @@ static int send_connect(struct iwch_ep *ep) V_MSS_IDX(mtu_idx) | V_L2T_IDX(ep->l2t->idx) | V_TX_CHANNEL(ep->l2t->smt_idx); opt0l = V_TOS((ep->tos >> 2) & M_TOS) | V_RCV_BUFSIZ(rcv_win>>10); - opt2 = V_FLAVORS_VALID(1) | V_CONG_CONTROL_FLAVOR(cong_flavor); + opt2 = F_RX_COALESCE_VALID | V_RX_COALESCE(0) | V_FLAVORS_VALID(1) | + V_CONG_CONTROL_FLAVOR(cong_flavor); skb->priority = CPL_PRIORITY_SETUP; set_arp_failure_handler(skb, act_open_req_arp_failure); @@ -1280,7 +1281,8 @@ static void accept_cr(struct iwch_ep *ep, __be32 peer_ip, struct sk_buff *skb) V_MSS_IDX(mtu_idx) | V_L2T_IDX(ep->l2t->idx) | V_TX_CHANNEL(ep->l2t->smt_idx); opt0l = V_TOS((ep->tos >> 2) & M_TOS) | V_RCV_BUFSIZ(rcv_win>>10); - opt2 = V_FLAVORS_VALID(1) | V_CONG_CONTROL_FLAVOR(cong_flavor); + opt2 = F_RX_COALESCE_VALID | V_RX_COALESCE(0) | V_FLAVORS_VALID(1) | + V_CONG_CONTROL_FLAVOR(cong_flavor); rpl = cplhdr(skb); rpl->wr.wr_hi = htonl(V_WR_OP(FW_WROPCODE_FORWARD)); diff --git a/drivers/leds/leds-ns2.c b/drivers/leds/leds-ns2.c index 74dce4ba026..350eb34f049 100644 --- a/drivers/leds/leds-ns2.c +++ b/drivers/leds/leds-ns2.c @@ -81,7 +81,7 @@ static int ns2_led_get_mode(struct ns2_led_data *led_dat, int cmd_level; int slow_level; - read_lock(&led_dat->rw_lock); + read_lock_irq(&led_dat->rw_lock); cmd_level = gpio_get_value(led_dat->cmd); slow_level = gpio_get_value(led_dat->slow); @@ -95,7 +95,7 @@ static int ns2_led_get_mode(struct ns2_led_data *led_dat, } } - read_unlock(&led_dat->rw_lock); + read_unlock_irq(&led_dat->rw_lock); return ret; } @@ -104,8 +104,9 @@ static void ns2_led_set_mode(struct ns2_led_data *led_dat, enum ns2_led_modes mode) { int i; + unsigned long flags; - write_lock(&led_dat->rw_lock); + write_lock_irqsave(&led_dat->rw_lock, flags); for (i = 0; i < ARRAY_SIZE(ns2_led_modval); i++) { if (mode == ns2_led_modval[i].mode) { @@ -116,7 +117,7 @@ static void ns2_led_set_mode(struct ns2_led_data *led_dat, } } - write_unlock(&led_dat->rw_lock); + write_unlock_irqrestore(&led_dat->rw_lock, flags); } static void ns2_led_set(struct led_classdev *led_cdev, diff --git a/drivers/mmc/host/sdhci-s3c.c b/drivers/mmc/host/sdhci-s3c.c index 71ad4163b95..aacb862ecc8 100644 --- a/drivers/mmc/host/sdhci-s3c.c +++ b/drivers/mmc/host/sdhci-s3c.c @@ -241,8 +241,10 @@ static struct sdhci_ops sdhci_s3c_ops = { static void sdhci_s3c_notify_change(struct platform_device *dev, int state) { struct sdhci_host *host = platform_get_drvdata(dev); + unsigned long flags; + if (host) { - spin_lock(&host->lock); + spin_lock_irqsave(&host->lock, flags); if (state) { dev_dbg(&dev->dev, "card inserted.\n"); host->flags &= ~SDHCI_DEVICE_DEAD; @@ -253,7 +255,7 @@ static void sdhci_s3c_notify_change(struct platform_device *dev, int state) host->quirks &= ~SDHCI_QUIRK_BROKEN_CARD_DETECTION; } tasklet_schedule(&host->card_tasklet); - spin_unlock(&host->lock); + spin_unlock_irqrestore(&host->lock, flags); } } @@ -481,8 +483,10 @@ static int __devexit sdhci_s3c_remove(struct platform_device *pdev) sdhci_remove_host(host, 1); for (ptr = 0; ptr < 3; ptr++) { - clk_disable(sc->clk_bus[ptr]); - clk_put(sc->clk_bus[ptr]); + if (sc->clk_bus[ptr]) { + clk_disable(sc->clk_bus[ptr]); + clk_put(sc->clk_bus[ptr]); + } } clk_disable(sc->clk_io); clk_put(sc->clk_io); diff --git a/drivers/net/3c59x.c b/drivers/net/3c59x.c index fa42103b287..179871d9e71 100644 --- a/drivers/net/3c59x.c +++ b/drivers/net/3c59x.c @@ -2942,6 +2942,9 @@ static void vortex_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol) { struct vortex_private *vp = netdev_priv(dev); + if (!VORTEX_PCI(vp)) + return; + wol->supported = WAKE_MAGIC; wol->wolopts = 0; @@ -2952,6 +2955,10 @@ static void vortex_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol) static int vortex_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol) { struct vortex_private *vp = netdev_priv(dev); + + if (!VORTEX_PCI(vp)) + return -EOPNOTSUPP; + if (wol->wolopts & ~WAKE_MAGIC) return -EINVAL; @@ -3201,6 +3208,9 @@ static void acpi_set_WOL(struct net_device *dev) return; } + if (VORTEX_PCI(vp)->current_state < PCI_D3hot) + return; + /* Change the power state to D3; RxEnable doesn't take effect. */ pci_set_power_state(VORTEX_PCI(vp), PCI_D3hot); } diff --git a/drivers/net/atlx/atl1.c b/drivers/net/atlx/atl1.c index 63b9ba0cc67..c73be284831 100644 --- a/drivers/net/atlx/atl1.c +++ b/drivers/net/atlx/atl1.c @@ -1251,6 +1251,12 @@ static void atl1_free_ring_resources(struct atl1_adapter *adapter) rrd_ring->desc = NULL; rrd_ring->dma = 0; + + adapter->cmb.dma = 0; + adapter->cmb.cmb = NULL; + + adapter->smb.dma = 0; + adapter->smb.smb = NULL; } static void atl1_setup_mac_ctrl(struct atl1_adapter *adapter) @@ -2847,10 +2853,11 @@ static int atl1_resume(struct pci_dev *pdev) pci_enable_wake(pdev, PCI_D3cold, 0); atl1_reset_hw(&adapter->hw); - adapter->cmb.cmb->int_stats = 0; - if (netif_running(netdev)) + if (netif_running(netdev)) { + adapter->cmb.cmb->int_stats = 0; atl1_up(adapter); + } netif_device_attach(netdev); return 0; diff --git a/drivers/net/e1000e/hw.h b/drivers/net/e1000e/hw.h index 66ed08f726f..ba302a5c2c3 100644 --- a/drivers/net/e1000e/hw.h +++ b/drivers/net/e1000e/hw.h @@ -57,6 +57,7 @@ enum e1e_registers { E1000_SCTL = 0x00024, /* SerDes Control - RW */ E1000_FCAL = 0x00028, /* Flow Control Address Low - RW */ E1000_FCAH = 0x0002C, /* Flow Control Address High -RW */ + E1000_FEXTNVM4 = 0x00024, /* Future Extended NVM 4 - RW */ E1000_FEXTNVM = 0x00028, /* Future Extended NVM - RW */ E1000_FCT = 0x00030, /* Flow Control Type - RW */ E1000_VET = 0x00038, /* VLAN Ether Type - RW */ diff --git a/drivers/net/e1000e/ich8lan.c b/drivers/net/e1000e/ich8lan.c index 63930d12711..57b5435599a 100644 --- a/drivers/net/e1000e/ich8lan.c +++ b/drivers/net/e1000e/ich8lan.c @@ -105,6 +105,10 @@ #define E1000_FEXTNVM_SW_CONFIG 1 #define E1000_FEXTNVM_SW_CONFIG_ICH8M (1 << 27) /* Bit redefined for ICH8M :/ */ +#define E1000_FEXTNVM4_BEACON_DURATION_MASK 0x7 +#define E1000_FEXTNVM4_BEACON_DURATION_8USEC 0x7 +#define E1000_FEXTNVM4_BEACON_DURATION_16USEC 0x3 + #define PCIE_ICH8_SNOOP_ALL PCIE_NO_SNOOP_ALL #define E1000_ICH_RAR_ENTRIES 7 @@ -125,6 +129,7 @@ /* SMBus Address Phy Register */ #define HV_SMB_ADDR PHY_REG(768, 26) +#define HV_SMB_ADDR_MASK 0x007F #define HV_SMB_ADDR_PEC_EN 0x0200 #define HV_SMB_ADDR_VALID 0x0080 @@ -237,6 +242,8 @@ static s32 e1000_k1_gig_workaround_hv(struct e1000_hw *hw, bool link); static s32 e1000_set_mdio_slow_mode_hv(struct e1000_hw *hw); static bool e1000_check_mng_mode_ich8lan(struct e1000_hw *hw); static bool e1000_check_mng_mode_pchlan(struct e1000_hw *hw); +static s32 e1000_k1_workaround_lv(struct e1000_hw *hw); +static void e1000_gate_hw_phy_config_ich8lan(struct e1000_hw *hw, bool gate); static inline u16 __er16flash(struct e1000_hw *hw, unsigned long reg) { @@ -272,7 +279,7 @@ static inline void __ew32flash(struct e1000_hw *hw, unsigned long reg, u32 val) static s32 e1000_init_phy_params_pchlan(struct e1000_hw *hw) { struct e1000_phy_info *phy = &hw->phy; - u32 ctrl; + u32 ctrl, fwsm; s32 ret_val = 0; phy->addr = 1; @@ -294,7 +301,8 @@ static s32 e1000_init_phy_params_pchlan(struct e1000_hw *hw) * disabled, then toggle the LANPHYPC Value bit to force * the interconnect to PCIe mode. */ - if (!(er32(FWSM) & E1000_ICH_FWSM_FW_VALID)) { + fwsm = er32(FWSM); + if (!(fwsm & E1000_ICH_FWSM_FW_VALID)) { ctrl = er32(CTRL); ctrl |= E1000_CTRL_LANPHYPC_OVERRIDE; ctrl &= ~E1000_CTRL_LANPHYPC_VALUE; @@ -303,6 +311,13 @@ static s32 e1000_init_phy_params_pchlan(struct e1000_hw *hw) ctrl &= ~E1000_CTRL_LANPHYPC_OVERRIDE; ew32(CTRL, ctrl); msleep(50); + + /* + * Gate automatic PHY configuration by hardware on + * non-managed 82579 + */ + if (hw->mac.type == e1000_pch2lan) + e1000_gate_hw_phy_config_ich8lan(hw, true); } /* @@ -315,6 +330,13 @@ static s32 e1000_init_phy_params_pchlan(struct e1000_hw *hw) if (ret_val) goto out; + /* Ungate automatic PHY configuration on non-managed 82579 */ + if ((hw->mac.type == e1000_pch2lan) && + !(fwsm & E1000_ICH_FWSM_FW_VALID)) { + msleep(10); + e1000_gate_hw_phy_config_ich8lan(hw, false); + } + phy->id = e1000_phy_unknown; ret_val = e1000e_get_phy_id(hw); if (ret_val) @@ -561,13 +583,10 @@ static s32 e1000_init_mac_params_ich8lan(struct e1000_adapter *adapter) if (mac->type == e1000_ich8lan) e1000e_set_kmrn_lock_loss_workaround_ich8lan(hw, true); - /* Disable PHY configuration by hardware, config by software */ - if (mac->type == e1000_pch2lan) { - u32 extcnf_ctrl = er32(EXTCNF_CTRL); - - extcnf_ctrl |= E1000_EXTCNF_CTRL_GATE_PHY_CFG; - ew32(EXTCNF_CTRL, extcnf_ctrl); - } + /* Gate automatic PHY configuration by hardware on managed 82579 */ + if ((mac->type == e1000_pch2lan) && + (er32(FWSM) & E1000_ICH_FWSM_FW_VALID)) + e1000_gate_hw_phy_config_ich8lan(hw, true); return 0; } @@ -652,6 +671,12 @@ static s32 e1000_check_for_copper_link_ich8lan(struct e1000_hw *hw) goto out; } + if (hw->mac.type == e1000_pch2lan) { + ret_val = e1000_k1_workaround_lv(hw); + if (ret_val) + goto out; + } + /* * Check if there was DownShift, must be checked * immediately after link-up @@ -895,6 +920,34 @@ static s32 e1000_check_reset_block_ich8lan(struct e1000_hw *hw) } /** + * e1000_write_smbus_addr - Write SMBus address to PHY needed during Sx states + * @hw: pointer to the HW structure + * + * Assumes semaphore already acquired. + * + **/ +static s32 e1000_write_smbus_addr(struct e1000_hw *hw) +{ + u16 phy_data; + u32 strap = er32(STRAP); + s32 ret_val = 0; + + strap &= E1000_STRAP_SMBUS_ADDRESS_MASK; + + ret_val = e1000_read_phy_reg_hv_locked(hw, HV_SMB_ADDR, &phy_data); + if (ret_val) + goto out; + + phy_data &= ~HV_SMB_ADDR_MASK; + phy_data |= (strap >> E1000_STRAP_SMBUS_ADDRESS_SHIFT); + phy_data |= HV_SMB_ADDR_PEC_EN | HV_SMB_ADDR_VALID; + ret_val = e1000_write_phy_reg_hv_locked(hw, HV_SMB_ADDR, phy_data); + +out: + return ret_val; +} + +/** * e1000_sw_lcd_config_ich8lan - SW-based LCD Configuration * @hw: pointer to the HW structure * @@ -903,7 +956,6 @@ static s32 e1000_check_reset_block_ich8lan(struct e1000_hw *hw) **/ static s32 e1000_sw_lcd_config_ich8lan(struct e1000_hw *hw) { - struct e1000_adapter *adapter = hw->adapter; struct e1000_phy_info *phy = &hw->phy; u32 i, data, cnf_size, cnf_base_addr, sw_cfg_mask; s32 ret_val = 0; @@ -921,7 +973,8 @@ static s32 e1000_sw_lcd_config_ich8lan(struct e1000_hw *hw) if (phy->type != e1000_phy_igp_3) return ret_val; - if (adapter->pdev->device == E1000_DEV_ID_ICH8_IGP_AMT) { + if ((hw->adapter->pdev->device == E1000_DEV_ID_ICH8_IGP_AMT) || + (hw->adapter->pdev->device == E1000_DEV_ID_ICH8_IGP_C)) { sw_cfg_mask = E1000_FEXTNVM_SW_CONFIG; break; } @@ -961,21 +1014,16 @@ static s32 e1000_sw_lcd_config_ich8lan(struct e1000_hw *hw) cnf_base_addr = data & E1000_EXTCNF_CTRL_EXT_CNF_POINTER_MASK; cnf_base_addr >>= E1000_EXTCNF_CTRL_EXT_CNF_POINTER_SHIFT; - if (!(data & E1000_EXTCNF_CTRL_OEM_WRITE_ENABLE) && - ((hw->mac.type == e1000_pchlan) || - (hw->mac.type == e1000_pch2lan))) { + if ((!(data & E1000_EXTCNF_CTRL_OEM_WRITE_ENABLE) && + (hw->mac.type == e1000_pchlan)) || + (hw->mac.type == e1000_pch2lan)) { /* * HW configures the SMBus address and LEDs when the * OEM and LCD Write Enable bits are set in the NVM. * When both NVM bits are cleared, SW will configure * them instead. */ - data = er32(STRAP); - data &= E1000_STRAP_SMBUS_ADDRESS_MASK; - reg_data = data >> E1000_STRAP_SMBUS_ADDRESS_SHIFT; - reg_data |= HV_SMB_ADDR_PEC_EN | HV_SMB_ADDR_VALID; - ret_val = e1000_write_phy_reg_hv_locked(hw, HV_SMB_ADDR, - reg_data); + ret_val = e1000_write_smbus_addr(hw); if (ret_val) goto out; @@ -1440,10 +1488,6 @@ s32 e1000_lv_jumbo_workaround_ich8lan(struct e1000_hw *hw, bool enable) goto out; /* Enable jumbo frame workaround in the PHY */ - e1e_rphy(hw, PHY_REG(769, 20), &data); - ret_val = e1e_wphy(hw, PHY_REG(769, 20), data & ~(1 << 14)); - if (ret_val) - goto out; e1e_rphy(hw, PHY_REG(769, 23), &data); data &= ~(0x7F << 5); data |= (0x37 << 5); @@ -1452,7 +1496,6 @@ s32 e1000_lv_jumbo_workaround_ich8lan(struct e1000_hw *hw, bool enable) goto out; e1e_rphy(hw, PHY_REG(769, 16), &data); data &= ~(1 << 13); - data |= (1 << 12); ret_val = e1e_wphy(hw, PHY_REG(769, 16), data); if (ret_val) goto out; @@ -1477,7 +1520,7 @@ s32 e1000_lv_jumbo_workaround_ich8lan(struct e1000_hw *hw, bool enable) mac_reg = er32(RCTL); mac_reg &= ~E1000_RCTL_SECRC; - ew32(FFLT_DBG, mac_reg); + ew32(RCTL, mac_reg); ret_val = e1000e_read_kmrn_reg(hw, E1000_KMRNCTRLSTA_CTRL_OFFSET, @@ -1503,17 +1546,12 @@ s32 e1000_lv_jumbo_workaround_ich8lan(struct e1000_hw *hw, bool enable) goto out; /* Write PHY register values back to h/w defaults */ - e1e_rphy(hw, PHY_REG(769, 20), &data); - ret_val = e1e_wphy(hw, PHY_REG(769, 20), data & ~(1 << 14)); - if (ret_val) - goto out; e1e_rphy(hw, PHY_REG(769, 23), &data); data &= ~(0x7F << 5); ret_val = e1e_wphy(hw, PHY_REG(769, 23), data); if (ret_val) goto out; e1e_rphy(hw, PHY_REG(769, 16), &data); - data &= ~(1 << 12); data |= (1 << 13); ret_val = e1e_wphy(hw, PHY_REG(769, 16), data); if (ret_val) @@ -1559,6 +1597,69 @@ out: } /** + * e1000_k1_gig_workaround_lv - K1 Si workaround + * @hw: pointer to the HW structure + * + * Workaround to set the K1 beacon duration for 82579 parts + **/ +static s32 e1000_k1_workaround_lv(struct e1000_hw *hw) +{ + s32 ret_val = 0; + u16 status_reg = 0; + u32 mac_reg; + + if (hw->mac.type != e1000_pch2lan) + goto out; + + /* Set K1 beacon duration based on 1Gbps speed or otherwise */ + ret_val = e1e_rphy(hw, HV_M_STATUS, &status_reg); + if (ret_val) + goto out; + + if ((status_reg & (HV_M_STATUS_LINK_UP | HV_M_STATUS_AUTONEG_COMPLETE)) + == (HV_M_STATUS_LINK_UP | HV_M_STATUS_AUTONEG_COMPLETE)) { + mac_reg = er32(FEXTNVM4); + mac_reg &= ~E1000_FEXTNVM4_BEACON_DURATION_MASK; + + if (status_reg & HV_M_STATUS_SPEED_1000) + mac_reg |= E1000_FEXTNVM4_BEACON_DURATION_8USEC; + else + mac_reg |= E1000_FEXTNVM4_BEACON_DURATION_16USEC; + + ew32(FEXTNVM4, mac_reg); + } + +out: + return ret_val; +} + +/** + * e1000_gate_hw_phy_config_ich8lan - disable PHY config via hardware + * @hw: pointer to the HW structure + * @gate: boolean set to true to gate, false to ungate + * + * Gate/ungate the automatic PHY configuration via hardware; perform + * the configuration via software instead. + **/ +static void e1000_gate_hw_phy_config_ich8lan(struct e1000_hw *hw, bool gate) +{ + u32 extcnf_ctrl; + + if (hw->mac.type != e1000_pch2lan) + return; + + extcnf_ctrl = er32(EXTCNF_CTRL); + + if (gate) + extcnf_ctrl |= E1000_EXTCNF_CTRL_GATE_PHY_CFG; + else + extcnf_ctrl &= ~E1000_EXTCNF_CTRL_GATE_PHY_CFG; + + ew32(EXTCNF_CTRL, extcnf_ctrl); + return; +} + +/** * e1000_lan_init_done_ich8lan - Check for PHY config completion * @hw: pointer to the HW structure * @@ -1602,6 +1703,9 @@ static s32 e1000_post_phy_reset_ich8lan(struct e1000_hw *hw) if (e1000_check_reset_block(hw)) goto out; + /* Allow time for h/w to get to quiescent state after reset */ + msleep(10); + /* Perform any necessary post-reset workarounds */ switch (hw->mac.type) { case e1000_pchlan: @@ -1630,6 +1734,13 @@ static s32 e1000_post_phy_reset_ich8lan(struct e1000_hw *hw) /* Configure the LCD with the OEM bits in NVM */ ret_val = e1000_oem_bits_config_ich8lan(hw, true); + /* Ungate automatic PHY configuration on non-managed 82579 */ + if ((hw->mac.type == e1000_pch2lan) && + !(er32(FWSM) & E1000_ICH_FWSM_FW_VALID)) { + msleep(10); + e1000_gate_hw_phy_config_ich8lan(hw, false); + } + out: return ret_val; } @@ -1646,6 +1757,11 @@ static s32 e1000_phy_hw_reset_ich8lan(struct e1000_hw *hw) { s32 ret_val = 0; + /* Gate automatic PHY configuration by hardware on non-managed 82579 */ + if ((hw->mac.type == e1000_pch2lan) && + !(er32(FWSM) & E1000_ICH_FWSM_FW_VALID)) + e1000_gate_hw_phy_config_ich8lan(hw, true); + ret_val = e1000e_phy_hw_reset_generic(hw); if (ret_val) goto out; @@ -2910,6 +3026,14 @@ static s32 e1000_reset_hw_ich8lan(struct e1000_hw *hw) * external PHY is reset. */ ctrl |= E1000_CTRL_PHY_RST; + + /* + * Gate automatic PHY configuration by hardware on + * non-managed 82579 + */ + if ((hw->mac.type == e1000_pch2lan) && + !(er32(FWSM) & E1000_ICH_FWSM_FW_VALID)) + e1000_gate_hw_phy_config_ich8lan(hw, true); } ret_val = e1000_acquire_swflag_ich8lan(hw); e_dbg("Issuing a global reset to ich8lan\n"); @@ -3460,13 +3584,20 @@ void e1000e_gig_downshift_workaround_ich8lan(struct e1000_hw *hw) void e1000e_disable_gig_wol_ich8lan(struct e1000_hw *hw) { u32 phy_ctrl; + s32 ret_val; phy_ctrl = er32(PHY_CTRL); phy_ctrl |= E1000_PHY_CTRL_D0A_LPLU | E1000_PHY_CTRL_GBE_DISABLE; ew32(PHY_CTRL, phy_ctrl); - if (hw->mac.type >= e1000_pchlan) - e1000_phy_hw_reset_ich8lan(hw); + if (hw->mac.type >= e1000_pchlan) { + e1000_oem_bits_config_ich8lan(hw, true); + ret_val = hw->phy.ops.acquire(hw); + if (ret_val) + return; + e1000_write_smbus_addr(hw); + hw->phy.ops.release(hw); + } } /** diff --git a/drivers/net/e1000e/netdev.c b/drivers/net/e1000e/netdev.c index 2b8ef44bd2b..e561d15c3eb 100644 --- a/drivers/net/e1000e/netdev.c +++ b/drivers/net/e1000e/netdev.c @@ -2704,6 +2704,16 @@ static void e1000_setup_rctl(struct e1000_adapter *adapter) u32 psrctl = 0; u32 pages = 0; + /* Workaround Si errata on 82579 - configure jumbo frame flow */ + if (hw->mac.type == e1000_pch2lan) { + s32 ret_val; + + if (adapter->netdev->mtu > ETH_DATA_LEN) + ret_val = e1000_lv_jumbo_workaround_ich8lan(hw, true); + else + ret_val = e1000_lv_jumbo_workaround_ich8lan(hw, false); + } + /* Program MC offset vector base */ rctl = er32(RCTL); rctl &= ~(3 << E1000_RCTL_MO_SHIFT); @@ -2744,16 +2754,6 @@ static void e1000_setup_rctl(struct e1000_adapter *adapter) e1e_wphy(hw, 22, phy_data); } - /* Workaround Si errata on 82579 - configure jumbo frame flow */ - if (hw->mac.type == e1000_pch2lan) { - s32 ret_val; - - if (rctl & E1000_RCTL_LPE) - ret_val = e1000_lv_jumbo_workaround_ich8lan(hw, true); - else - ret_val = e1000_lv_jumbo_workaround_ich8lan(hw, false); - } - /* Setup buffer sizes */ rctl &= ~E1000_RCTL_SZ_4096; rctl |= E1000_RCTL_BSEX; @@ -4833,6 +4833,15 @@ static int e1000_change_mtu(struct net_device *netdev, int new_mtu) return -EINVAL; } + /* Jumbo frame workaround on 82579 requires CRC be stripped */ + if ((adapter->hw.mac.type == e1000_pch2lan) && + !(adapter->flags2 & FLAG2_CRC_STRIPPING) && + (new_mtu > ETH_DATA_LEN)) { + e_err("Jumbo Frames not supported on 82579 when CRC " + "stripping is disabled.\n"); + return -EINVAL; + } + /* 82573 Errata 17 */ if (((adapter->hw.mac.type == e1000_82573) || (adapter->hw.mac.type == e1000_82574)) && diff --git a/drivers/net/ibm_newemac/core.c b/drivers/net/ibm_newemac/core.c index 3506fd6ad72..519e19e2395 100644 --- a/drivers/net/ibm_newemac/core.c +++ b/drivers/net/ibm_newemac/core.c @@ -2928,7 +2928,7 @@ static int __devinit emac_probe(struct platform_device *ofdev, if (dev->emac_irq != NO_IRQ) irq_dispose_mapping(dev->emac_irq); err_free: - kfree(ndev); + free_netdev(ndev); err_gone: /* if we were on the bootlist, remove us as we won't show up and * wake up all waiters to notify them in case they were waiting @@ -2971,7 +2971,7 @@ static int __devexit emac_remove(struct platform_device *ofdev) if (dev->emac_irq != NO_IRQ) irq_dispose_mapping(dev->emac_irq); - kfree(dev->ndev); + free_netdev(dev->ndev); return 0; } diff --git a/drivers/net/netxen/netxen_nic_init.c b/drivers/net/netxen/netxen_nic_init.c index cabae7bb1fc..b075a35b85d 100644 --- a/drivers/net/netxen/netxen_nic_init.c +++ b/drivers/net/netxen/netxen_nic_init.c @@ -1540,7 +1540,6 @@ netxen_process_rcv(struct netxen_adapter *adapter, if (pkt_offset) skb_pull(skb, pkt_offset); - skb->truesize = skb->len + sizeof(struct sk_buff); skb->protocol = eth_type_trans(skb, netdev); napi_gro_receive(&sds_ring->napi, skb); @@ -1602,8 +1601,6 @@ netxen_process_lro(struct netxen_adapter *adapter, skb_put(skb, lro_length + data_offset); - skb->truesize = skb->len + sizeof(struct sk_buff) + skb_headroom(skb); - skb_pull(skb, l2_hdr_offset); skb->protocol = eth_type_trans(skb, netdev); diff --git a/drivers/net/qlcnic/qlcnic_init.c b/drivers/net/qlcnic/qlcnic_init.c index 75ba744b173..2c7cf0b6481 100644 --- a/drivers/net/qlcnic/qlcnic_init.c +++ b/drivers/net/qlcnic/qlcnic_init.c @@ -1316,7 +1316,7 @@ qlcnic_alloc_rx_skb(struct qlcnic_adapter *adapter, return -ENOMEM; } - skb_reserve(skb, 2); + skb_reserve(skb, NET_IP_ALIGN); dma = pci_map_single(pdev, skb->data, rds_ring->dma_size, PCI_DMA_FROMDEVICE); @@ -1404,7 +1404,6 @@ qlcnic_process_rcv(struct qlcnic_adapter *adapter, if (pkt_offset) skb_pull(skb, pkt_offset); - skb->truesize = skb->len + sizeof(struct sk_buff); skb->protocol = eth_type_trans(skb, netdev); napi_gro_receive(&sds_ring->napi, skb); @@ -1466,8 +1465,6 @@ qlcnic_process_lro(struct qlcnic_adapter *adapter, skb_put(skb, lro_length + data_offset); - skb->truesize = skb->len + sizeof(struct sk_buff) + skb_headroom(skb); - skb_pull(skb, l2_hdr_offset); skb->protocol = eth_type_trans(skb, netdev); @@ -1700,8 +1697,6 @@ qlcnic_process_rcv_diag(struct qlcnic_adapter *adapter, if (pkt_offset) skb_pull(skb, pkt_offset); - skb->truesize = skb->len + sizeof(struct sk_buff); - if (!qlcnic_check_loopback_buff(skb->data)) adapter->diag_cnt++; diff --git a/drivers/net/rionet.c b/drivers/net/rionet.c index 07eb884ff98..44150f2f7bf 100644 --- a/drivers/net/rionet.c +++ b/drivers/net/rionet.c @@ -384,7 +384,7 @@ static void rionet_remove(struct rio_dev *rdev) free_pages((unsigned long)rionet_active, rdev->net->hport->sys_size ? __ilog2(sizeof(void *)) + 4 : 0); unregister_netdev(ndev); - kfree(ndev); + free_netdev(ndev); list_for_each_entry_safe(peer, tmp, &rionet_peers, node) { list_del(&peer->node); diff --git a/drivers/net/sgiseeq.c b/drivers/net/sgiseeq.c index cc4bd8c65f8..9265315baa0 100644 --- a/drivers/net/sgiseeq.c +++ b/drivers/net/sgiseeq.c @@ -804,7 +804,7 @@ static int __devinit sgiseeq_probe(struct platform_device *pdev) err_out_free_page: free_page((unsigned long) sp->srings); err_out_free_dev: - kfree(dev); + free_netdev(dev); err_out: return err; diff --git a/drivers/net/smsc911x.c b/drivers/net/smsc911x.c index 0909ae934ad..8150ba15411 100644 --- a/drivers/net/smsc911x.c +++ b/drivers/net/smsc911x.c @@ -58,6 +58,7 @@ MODULE_LICENSE("GPL"); MODULE_VERSION(SMSC_DRV_VERSION); +MODULE_ALIAS("platform:smsc911x"); #if USE_DEBUG > 0 static int debug = 16; diff --git a/drivers/net/tulip/de2104x.c b/drivers/net/tulip/de2104x.c index 5efa57757a2..6888e3d4146 100644 --- a/drivers/net/tulip/de2104x.c +++ b/drivers/net/tulip/de2104x.c @@ -243,6 +243,7 @@ enum { NWayState = (1 << 14) | (1 << 13) | (1 << 12), NWayRestart = (1 << 12), NonselPortActive = (1 << 9), + SelPortActive = (1 << 8), LinkFailStatus = (1 << 2), NetCxnErr = (1 << 1), }; @@ -363,7 +364,9 @@ static u16 t21040_csr15[] = { 0, 0, 0x0006, 0x0000, 0x0000, }; /* 21041 transceiver register settings: TP AUTO, BNC, AUI, TP, TP FD*/ static u16 t21041_csr13[] = { 0xEF01, 0xEF09, 0xEF09, 0xEF01, 0xEF09, }; -static u16 t21041_csr14[] = { 0xFFFF, 0xF7FD, 0xF7FD, 0x6F3F, 0x6F3D, }; +static u16 t21041_csr14[] = { 0xFFFF, 0xF7FD, 0xF7FD, 0x7F3F, 0x7F3D, }; +/* If on-chip autonegotiation is broken, use half-duplex (FF3F) instead */ +static u16 t21041_csr14_brk[] = { 0xFF3F, 0xF7FD, 0xF7FD, 0x7F3F, 0x7F3D, }; static u16 t21041_csr15[] = { 0x0008, 0x0006, 0x000E, 0x0008, 0x0008, }; @@ -1064,6 +1067,9 @@ static void de21041_media_timer (unsigned long data) unsigned int carrier; unsigned long flags; + /* clear port active bits */ + dw32(SIAStatus, NonselPortActive | SelPortActive); + carrier = (status & NetCxnErr) ? 0 : 1; if (carrier) { @@ -1158,14 +1164,29 @@ no_link_yet: static void de_media_interrupt (struct de_private *de, u32 status) { if (status & LinkPass) { + /* Ignore if current media is AUI or BNC and we can't use TP */ + if ((de->media_type == DE_MEDIA_AUI || + de->media_type == DE_MEDIA_BNC) && + (de->media_lock || + !de_ok_to_advertise(de, DE_MEDIA_TP_AUTO))) + return; + /* If current media is not TP, change it to TP */ + if ((de->media_type == DE_MEDIA_AUI || + de->media_type == DE_MEDIA_BNC)) { + de->media_type = DE_MEDIA_TP_AUTO; + de_stop_rxtx(de); + de_set_media(de); + de_start_rxtx(de); + } de_link_up(de); mod_timer(&de->media_timer, jiffies + DE_TIMER_LINK); return; } BUG_ON(!(status & LinkFail)); - - if (netif_carrier_ok(de->dev)) { + /* Mark the link as down only if current media is TP */ + if (netif_carrier_ok(de->dev) && de->media_type != DE_MEDIA_AUI && + de->media_type != DE_MEDIA_BNC) { de_link_down(de); mod_timer(&de->media_timer, jiffies + DE_TIMER_NO_LINK); } @@ -1229,6 +1250,7 @@ static void de_adapter_sleep (struct de_private *de) if (de->de21040) return; + dw32(CSR13, 0); /* Reset phy */ pci_read_config_dword(de->pdev, PCIPM, &pmctl); pmctl |= PM_Sleep; pci_write_config_dword(de->pdev, PCIPM, pmctl); @@ -1574,12 +1596,15 @@ static int __de_set_settings(struct de_private *de, struct ethtool_cmd *ecmd) return 0; /* nothing to change */ de_link_down(de); + mod_timer(&de->media_timer, jiffies + DE_TIMER_NO_LINK); de_stop_rxtx(de); de->media_type = new_media; de->media_lock = media_lock; de->media_advertise = ecmd->advertising; de_set_media(de); + if (netif_running(de->dev)) + de_start_rxtx(de); return 0; } @@ -1911,8 +1936,14 @@ fill_defaults: for (i = 0; i < DE_MAX_MEDIA; i++) { if (de->media[i].csr13 == 0xffff) de->media[i].csr13 = t21041_csr13[i]; - if (de->media[i].csr14 == 0xffff) - de->media[i].csr14 = t21041_csr14[i]; + if (de->media[i].csr14 == 0xffff) { + /* autonegotiation is broken at least on some chip + revisions - rev. 0x21 works, 0x11 does not */ + if (de->pdev->revision < 0x20) + de->media[i].csr14 = t21041_csr14_brk[i]; + else + de->media[i].csr14 = t21041_csr14[i]; + } if (de->media[i].csr15 == 0xffff) de->media[i].csr15 = t21041_csr15[i]; } @@ -2158,6 +2189,8 @@ static int de_resume (struct pci_dev *pdev) dev_err(&dev->dev, "pci_enable_device failed in resume\n"); goto out; } + pci_set_master(pdev); + de_init_rings(de); de_init_hw(de); out_attach: netif_device_attach(dev); diff --git a/drivers/net/wireless/iwlwifi/iwl-core.c b/drivers/net/wireless/iwlwifi/iwl-core.c index 07dbc279644..e23c4060a0f 100644 --- a/drivers/net/wireless/iwlwifi/iwl-core.c +++ b/drivers/net/wireless/iwlwifi/iwl-core.c @@ -2613,6 +2613,11 @@ int iwl_force_reset(struct iwl_priv *priv, int mode, bool external) if (test_bit(STATUS_EXIT_PENDING, &priv->status)) return -EINVAL; + if (test_bit(STATUS_SCANNING, &priv->status)) { + IWL_DEBUG_INFO(priv, "scan in progress.\n"); + return -EINVAL; + } + if (mode >= IWL_MAX_FORCE_RESET) { IWL_DEBUG_INFO(priv, "invalid reset request.\n"); return -EINVAL; diff --git a/drivers/pci/intel-iommu.c b/drivers/pci/intel-iommu.c index 5ac2aa783f5..4789f8e8bf7 100644 --- a/drivers/pci/intel-iommu.c +++ b/drivers/pci/intel-iommu.c @@ -3757,6 +3757,33 @@ static void __devinit quirk_iommu_rwbf(struct pci_dev *dev) DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, 0x2a40, quirk_iommu_rwbf); +#define GGC 0x52 +#define GGC_MEMORY_SIZE_MASK (0xf << 8) +#define GGC_MEMORY_SIZE_NONE (0x0 << 8) +#define GGC_MEMORY_SIZE_1M (0x1 << 8) +#define GGC_MEMORY_SIZE_2M (0x3 << 8) +#define GGC_MEMORY_VT_ENABLED (0x8 << 8) +#define GGC_MEMORY_SIZE_2M_VT (0x9 << 8) +#define GGC_MEMORY_SIZE_3M_VT (0xa << 8) +#define GGC_MEMORY_SIZE_4M_VT (0xb << 8) + +static void __devinit quirk_calpella_no_shadow_gtt(struct pci_dev *dev) +{ + unsigned short ggc; + + if (pci_read_config_word(dev, GGC, &ggc)) + return; + + if (!(ggc & GGC_MEMORY_VT_ENABLED)) { + printk(KERN_INFO "DMAR: BIOS has allocated no shadow GTT; disabling IOMMU for graphics\n"); + dmar_map_gfx = 0; + } +} +DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, 0x0040, quirk_calpella_no_shadow_gtt); +DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, 0x0044, quirk_calpella_no_shadow_gtt); +DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, 0x0062, quirk_calpella_no_shadow_gtt); +DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, 0x006a, quirk_calpella_no_shadow_gtt); + /* On Tylersburg chipsets, some BIOSes have been known to enable the ISOCH DMAR unit for the Azalia sound device, but not give it any TLB entries, which causes it to deadlock. Check for that. We do diff --git a/drivers/pci/iov.c b/drivers/pci/iov.c index ce6a3666b3d..553d8ee55c1 100644 --- a/drivers/pci/iov.c +++ b/drivers/pci/iov.c @@ -608,7 +608,7 @@ int pci_iov_resource_bar(struct pci_dev *dev, int resno, * the VF BAR size multiplied by the number of VFs. The alignment * is just the VF BAR size. */ -int pci_sriov_resource_alignment(struct pci_dev *dev, int resno) +resource_size_t pci_sriov_resource_alignment(struct pci_dev *dev, int resno) { struct resource tmp; enum pci_bar_type type; diff --git a/drivers/pci/pci.h b/drivers/pci/pci.h index 7754a678ab1..6beb11b617a 100644 --- a/drivers/pci/pci.h +++ b/drivers/pci/pci.h @@ -264,7 +264,8 @@ extern int pci_iov_init(struct pci_dev *dev); extern void pci_iov_release(struct pci_dev *dev); extern int pci_iov_resource_bar(struct pci_dev *dev, int resno, enum pci_bar_type *type); -extern int pci_sriov_resource_alignment(struct pci_dev *dev, int resno); +extern resource_size_t pci_sriov_resource_alignment(struct pci_dev *dev, + int resno); extern void pci_restore_iov_state(struct pci_dev *dev); extern int pci_iov_bus_range(struct pci_bus *bus); @@ -320,7 +321,7 @@ static inline int pci_ats_enabled(struct pci_dev *dev) } #endif /* CONFIG_PCI_IOV */ -static inline int pci_resource_alignment(struct pci_dev *dev, +static inline resource_size_t pci_resource_alignment(struct pci_dev *dev, struct resource *res) { #ifdef CONFIG_PCI_IOV diff --git a/drivers/pcmcia/pcmcia_resource.c b/drivers/pcmcia/pcmcia_resource.c index a5c176598d9..9ba4dade69a 100644 --- a/drivers/pcmcia/pcmcia_resource.c +++ b/drivers/pcmcia/pcmcia_resource.c @@ -595,7 +595,13 @@ int pcmcia_request_io(struct pcmcia_device *p_dev) if (c->io[1].end) { ret = alloc_io_space(s, &c->io[1], p_dev->io_lines); if (ret) { + struct resource tmp = c->io[0]; + /* release the previously allocated resource */ release_io_space(s, &c->io[0]); + /* but preserve the settings, for they worked... */ + c->io[0].end = resource_size(&tmp); + c->io[0].start = tmp.start; + c->io[0].flags = tmp.flags; goto out; } } else diff --git a/drivers/pcmcia/pd6729.c b/drivers/pcmcia/pd6729.c index b8a869af0f4..deef6656ab7 100644 --- a/drivers/pcmcia/pd6729.c +++ b/drivers/pcmcia/pd6729.c @@ -646,7 +646,7 @@ static int __devinit pd6729_pci_probe(struct pci_dev *dev, if (!pci_resource_start(dev, 0)) { dev_warn(&dev->dev, "refusing to load the driver as the " "io_base is NULL.\n"); - goto err_out_free_mem; + goto err_out_disable; } dev_info(&dev->dev, "Cirrus PD6729 PCI to PCMCIA Bridge at 0x%llx " diff --git a/drivers/platform/x86/thinkpad_acpi.c b/drivers/platform/x86/thinkpad_acpi.c index e35ed128bde..2d61186ad5a 100644 --- a/drivers/platform/x86/thinkpad_acpi.c +++ b/drivers/platform/x86/thinkpad_acpi.c @@ -3093,7 +3093,8 @@ static const struct tpacpi_quirk tpacpi_hotkey_qtable[] __initconst = { TPACPI_Q_IBM('1', 'D', TPACPI_HK_Q_INIMASK), /* X22, X23, X24 */ }; -typedef u16 tpacpi_keymap_t[TPACPI_HOTKEY_MAP_LEN]; +typedef u16 tpacpi_keymap_entry_t; +typedef tpacpi_keymap_entry_t tpacpi_keymap_t[TPACPI_HOTKEY_MAP_LEN]; static int __init hotkey_init(struct ibm_init_struct *iibm) { @@ -3230,7 +3231,7 @@ static int __init hotkey_init(struct ibm_init_struct *iibm) }; #define TPACPI_HOTKEY_MAP_SIZE sizeof(tpacpi_keymap_t) -#define TPACPI_HOTKEY_MAP_TYPESIZE sizeof(tpacpi_keymap_t[0]) +#define TPACPI_HOTKEY_MAP_TYPESIZE sizeof(tpacpi_keymap_entry_t) int res, i; int status; diff --git a/drivers/s390/net/ctcm_main.c b/drivers/s390/net/ctcm_main.c index 6edf20b62de..2c7d2d9be4d 100644 --- a/drivers/s390/net/ctcm_main.c +++ b/drivers/s390/net/ctcm_main.c @@ -1154,7 +1154,7 @@ static struct net_device *ctcm_init_netdevice(struct ctcm_priv *priv) dev_fsm, dev_fsm_len, GFP_KERNEL); if (priv->fsm == NULL) { CTCMY_DBF_DEV(SETUP, dev, "init_fsm error"); - kfree(dev); + free_netdev(dev); return NULL; } fsm_newstate(priv->fsm, DEV_STATE_STOPPED); @@ -1165,7 +1165,7 @@ static struct net_device *ctcm_init_netdevice(struct ctcm_priv *priv) grp = ctcmpc_init_mpc_group(priv); if (grp == NULL) { MPC_DBF_DEV(SETUP, dev, "init_mpc_group error"); - kfree(dev); + free_netdev(dev); return NULL; } tasklet_init(&grp->mpc_tasklet2, diff --git a/drivers/serial/ioc3_serial.c b/drivers/serial/ioc3_serial.c index 93de907b120..08d77b041bd 100644 --- a/drivers/serial/ioc3_serial.c +++ b/drivers/serial/ioc3_serial.c @@ -2017,6 +2017,7 @@ ioc3uart_probe(struct ioc3_submodule *is, struct ioc3_driver_data *idd) struct ioc3_port *port; struct ioc3_port *ports[PORTS_PER_CARD]; int phys_port; + int cnt; DPRINT_CONFIG(("%s (0x%p, 0x%p)\n", __func__, is, idd)); @@ -2146,6 +2147,9 @@ ioc3uart_probe(struct ioc3_submodule *is, struct ioc3_driver_data *idd) /* error exits that give back resources */ out4: + for (cnt = 0; cnt < phys_port; cnt++) + kfree(ports[cnt]); + kfree(card_ptr); return ret; } diff --git a/drivers/staging/ti-st/st.h b/drivers/staging/ti-st/st.h index 9952579425b..1b3060eb292 100644 --- a/drivers/staging/ti-st/st.h +++ b/drivers/staging/ti-st/st.h @@ -80,5 +80,4 @@ struct st_proto_s { extern long st_register(struct st_proto_s *); extern long st_unregister(enum proto_type); -extern struct platform_device *st_get_plat_device(void); #endif /* ST_H */ diff --git a/drivers/staging/ti-st/st_core.c b/drivers/staging/ti-st/st_core.c index 063c9b1db1a..b85d8bfdf60 100644 --- a/drivers/staging/ti-st/st_core.c +++ b/drivers/staging/ti-st/st_core.c @@ -38,7 +38,6 @@ #include "st_ll.h" #include "st.h" -#define VERBOSE /* strings to be used for rfkill entries and by * ST Core to be used for sysfs debug entry */ @@ -581,7 +580,7 @@ long st_register(struct st_proto_s *new_proto) long err = 0; unsigned long flags = 0; - st_kim_ref(&st_gdata); + st_kim_ref(&st_gdata, 0); pr_info("%s(%d) ", __func__, new_proto->type); if (st_gdata == NULL || new_proto == NULL || new_proto->recv == NULL || new_proto->reg_complete_cb == NULL) { @@ -713,7 +712,7 @@ long st_unregister(enum proto_type type) pr_debug("%s: %d ", __func__, type); - st_kim_ref(&st_gdata); + st_kim_ref(&st_gdata, 0); if (type < ST_BT || type >= ST_MAX) { pr_err(" protocol %d not supported", type); return -EPROTONOSUPPORT; @@ -767,7 +766,7 @@ long st_write(struct sk_buff *skb) #endif long len; - st_kim_ref(&st_gdata); + st_kim_ref(&st_gdata, 0); if (unlikely(skb == NULL || st_gdata == NULL || st_gdata->tty == NULL)) { pr_err("data/tty unavailable to perform write"); @@ -818,7 +817,7 @@ static int st_tty_open(struct tty_struct *tty) struct st_data_s *st_gdata; pr_info("%s ", __func__); - st_kim_ref(&st_gdata); + st_kim_ref(&st_gdata, 0); st_gdata->tty = tty; tty->disc_data = st_gdata; diff --git a/drivers/staging/ti-st/st_core.h b/drivers/staging/ti-st/st_core.h index e0c32d149f5..8601320a679 100644 --- a/drivers/staging/ti-st/st_core.h +++ b/drivers/staging/ti-st/st_core.h @@ -117,7 +117,7 @@ int st_core_init(struct st_data_s **); void st_core_exit(struct st_data_s *); /* ask for reference from KIM */ -void st_kim_ref(struct st_data_s **); +void st_kim_ref(struct st_data_s **, int); #define GPS_STUB_TEST #ifdef GPS_STUB_TEST diff --git a/drivers/staging/ti-st/st_kim.c b/drivers/staging/ti-st/st_kim.c index b4a6c7fdc4e..9e99463f76e 100644 --- a/drivers/staging/ti-st/st_kim.c +++ b/drivers/staging/ti-st/st_kim.c @@ -72,11 +72,26 @@ const unsigned char *protocol_names[] = { PROTO_ENTRY(ST_GPS, "GPS"), }; +#define MAX_ST_DEVICES 3 /* Imagine 1 on each UART for now */ +struct platform_device *st_kim_devices[MAX_ST_DEVICES]; /**********************************************************************/ /* internal functions */ /** + * st_get_plat_device - + * function which returns the reference to the platform device + * requested by id. As of now only 1 such device exists (id=0) + * the context requesting for reference can get the id to be + * requested by a. The protocol driver which is registering or + * b. the tty device which is opened. + */ +static struct platform_device *st_get_plat_device(int id) +{ + return st_kim_devices[id]; +} + +/** * validate_firmware_response - * function to return whether the firmware response was proper * in case of error don't complete so that waiting for proper @@ -353,7 +368,7 @@ void st_kim_chip_toggle(enum proto_type type, enum kim_gpio_state state) struct kim_data_s *kim_gdata; pr_info(" %s ", __func__); - kim_pdev = st_get_plat_device(); + kim_pdev = st_get_plat_device(0); kim_gdata = dev_get_drvdata(&kim_pdev->dev); if (kim_gdata->gpios[type] == -1) { @@ -574,12 +589,12 @@ static int kim_toggle_radio(void *data, bool blocked) * This would enable multiple such platform devices to exist * on a given platform */ -void st_kim_ref(struct st_data_s **core_data) +void st_kim_ref(struct st_data_s **core_data, int id) { struct platform_device *pdev; struct kim_data_s *kim_gdata; /* get kim_gdata reference from platform device */ - pdev = st_get_plat_device(); + pdev = st_get_plat_device(id); kim_gdata = dev_get_drvdata(&pdev->dev); *core_data = kim_gdata->core_data; } @@ -623,6 +638,7 @@ static int kim_probe(struct platform_device *pdev) long *gpios = pdev->dev.platform_data; struct kim_data_s *kim_gdata; + st_kim_devices[pdev->id] = pdev; kim_gdata = kzalloc(sizeof(struct kim_data_s), GFP_ATOMIC); if (!kim_gdata) { pr_err("no mem to allocate"); diff --git a/drivers/usb/core/Kconfig b/drivers/usb/core/Kconfig index 7e594449600..9eed5b52d9d 100644 --- a/drivers/usb/core/Kconfig +++ b/drivers/usb/core/Kconfig @@ -91,12 +91,12 @@ config USB_DYNAMIC_MINORS If you are unsure about this, say N here. config USB_SUSPEND - bool "USB runtime power management (suspend/resume and wakeup)" + bool "USB runtime power management (autosuspend) and wakeup" depends on USB && PM_RUNTIME help If you say Y here, you can use driver calls or the sysfs - "power/level" file to suspend or resume individual USB - peripherals and to enable or disable autosuspend (see + "power/control" file to enable or disable autosuspend for + individual USB peripherals (see Documentation/usb/power-management.txt for more details). Also, USB "remote wakeup" signaling is supported, whereby some diff --git a/drivers/usb/core/file.c b/drivers/usb/core/file.c index f06f5dbc8cd..1e6ccef2cf0 100644 --- a/drivers/usb/core/file.c +++ b/drivers/usb/core/file.c @@ -159,9 +159,9 @@ void usb_major_cleanup(void) int usb_register_dev(struct usb_interface *intf, struct usb_class_driver *class_driver) { - int retval = -EINVAL; + int retval; int minor_base = class_driver->minor_base; - int minor = 0; + int minor; char name[20]; char *temp; @@ -173,12 +173,17 @@ int usb_register_dev(struct usb_interface *intf, */ minor_base = 0; #endif - intf->minor = -1; - - dbg ("looking for a minor, starting at %d", minor_base); if (class_driver->fops == NULL) - goto exit; + return -EINVAL; + if (intf->minor >= 0) + return -EADDRINUSE; + + retval = init_usb_class(); + if (retval) + return retval; + + dev_dbg(&intf->dev, "looking for a minor, starting at %d", minor_base); down_write(&minor_rwsem); for (minor = minor_base; minor < MAX_USB_MINORS; ++minor) { @@ -186,20 +191,12 @@ int usb_register_dev(struct usb_interface *intf, continue; usb_minors[minor] = class_driver->fops; - - retval = 0; + intf->minor = minor; break; } up_write(&minor_rwsem); - - if (retval) - goto exit; - - retval = init_usb_class(); - if (retval) - goto exit; - - intf->minor = minor; + if (intf->minor < 0) + return -EXFULL; /* create a usb class device for this usb interface */ snprintf(name, sizeof(name), class_driver->name, minor - minor_base); @@ -213,11 +210,11 @@ int usb_register_dev(struct usb_interface *intf, "%s", temp); if (IS_ERR(intf->usb_dev)) { down_write(&minor_rwsem); - usb_minors[intf->minor] = NULL; + usb_minors[minor] = NULL; + intf->minor = -1; up_write(&minor_rwsem); retval = PTR_ERR(intf->usb_dev); } -exit: return retval; } EXPORT_SYMBOL_GPL(usb_register_dev); diff --git a/drivers/usb/core/message.c b/drivers/usb/core/message.c index 844683e5038..9f0ce7de0e3 100644 --- a/drivers/usb/core/message.c +++ b/drivers/usb/core/message.c @@ -1802,6 +1802,7 @@ free_interfaces: intf->dev.groups = usb_interface_groups; intf->dev.dma_mask = dev->dev.dma_mask; INIT_WORK(&intf->reset_ws, __usb_queue_reset_device); + intf->minor = -1; device_initialize(&intf->dev); dev_set_name(&intf->dev, "%d-%s:%d.%d", dev->bus->busnum, dev->devpath, diff --git a/drivers/usb/musb/cppi_dma.c b/drivers/usb/musb/cppi_dma.c index 59dc3d351b6..5ab5bb89bae 100644 --- a/drivers/usb/musb/cppi_dma.c +++ b/drivers/usb/musb/cppi_dma.c @@ -322,6 +322,7 @@ cppi_channel_allocate(struct dma_controller *c, index, transmit ? 'T' : 'R', cppi_ch); cppi_ch->hw_ep = ep; cppi_ch->channel.status = MUSB_DMA_STATUS_FREE; + cppi_ch->channel.max_len = 0x7fffffff; DBG(4, "Allocate CPPI%d %cX\n", index, transmit ? 'T' : 'R'); return &cppi_ch->channel; diff --git a/drivers/usb/musb/musb_gadget.c b/drivers/usb/musb/musb_gadget.c index 6fca870e957..d065e23f123 100644 --- a/drivers/usb/musb/musb_gadget.c +++ b/drivers/usb/musb/musb_gadget.c @@ -300,6 +300,11 @@ static void txstate(struct musb *musb, struct musb_request *req) #ifndef CONFIG_MUSB_PIO_ONLY if (is_dma_capable() && musb_ep->dma) { struct dma_controller *c = musb->dma_controller; + size_t request_size; + + /* setup DMA, then program endpoint CSR */ + request_size = min_t(size_t, request->length - request->actual, + musb_ep->dma->max_len); use_dma = (request->dma != DMA_ADDR_INVALID); @@ -307,11 +312,6 @@ static void txstate(struct musb *musb, struct musb_request *req) #ifdef CONFIG_USB_INVENTRA_DMA { - size_t request_size; - - /* setup DMA, then program endpoint CSR */ - request_size = min_t(size_t, request->length, - musb_ep->dma->max_len); if (request_size < musb_ep->packet_sz) musb_ep->dma->desired_mode = 0; else @@ -373,8 +373,8 @@ static void txstate(struct musb *musb, struct musb_request *req) use_dma = use_dma && c->channel_program( musb_ep->dma, musb_ep->packet_sz, 0, - request->dma, - request->length); + request->dma + request->actual, + request_size); if (!use_dma) { c->channel_release(musb_ep->dma); musb_ep->dma = NULL; @@ -386,8 +386,8 @@ static void txstate(struct musb *musb, struct musb_request *req) use_dma = use_dma && c->channel_program( musb_ep->dma, musb_ep->packet_sz, request->zero, - request->dma, - request->length); + request->dma + request->actual, + request_size); #endif } #endif @@ -501,26 +501,14 @@ void musb_g_tx(struct musb *musb, u8 epnum) request->zero = 0; } - /* ... or if not, then complete it. */ - musb_g_giveback(musb_ep, request, 0); - - /* - * Kickstart next transfer if appropriate; - * the packet that just completed might not - * be transmitted for hours or days. - * REVISIT for double buffering... - * FIXME revisit for stalls too... - */ - musb_ep_select(mbase, epnum); - csr = musb_readw(epio, MUSB_TXCSR); - if (csr & MUSB_TXCSR_FIFONOTEMPTY) - return; - - request = musb_ep->desc ? next_request(musb_ep) : NULL; - if (!request) { - DBG(4, "%s idle now\n", - musb_ep->end_point.name); - return; + if (request->actual == request->length) { + musb_g_giveback(musb_ep, request, 0); + request = musb_ep->desc ? next_request(musb_ep) : NULL; + if (!request) { + DBG(4, "%s idle now\n", + musb_ep->end_point.name); + return; + } } } @@ -568,11 +556,19 @@ static void rxstate(struct musb *musb, struct musb_request *req) { const u8 epnum = req->epnum; struct usb_request *request = &req->request; - struct musb_ep *musb_ep = &musb->endpoints[epnum].ep_out; + struct musb_ep *musb_ep; void __iomem *epio = musb->endpoints[epnum].regs; unsigned fifo_count = 0; - u16 len = musb_ep->packet_sz; + u16 len; u16 csr = musb_readw(epio, MUSB_RXCSR); + struct musb_hw_ep *hw_ep = &musb->endpoints[epnum]; + + if (hw_ep->is_shared_fifo) + musb_ep = &hw_ep->ep_in; + else + musb_ep = &hw_ep->ep_out; + + len = musb_ep->packet_sz; /* We shouldn't get here while DMA is active, but we do... */ if (dma_channel_status(musb_ep->dma) == MUSB_DMA_STATUS_BUSY) { @@ -647,8 +643,8 @@ static void rxstate(struct musb *musb, struct musb_request *req) */ csr |= MUSB_RXCSR_DMAENAB; -#ifdef USE_MODE1 csr |= MUSB_RXCSR_AUTOCLEAR; +#ifdef USE_MODE1 /* csr |= MUSB_RXCSR_DMAMODE; */ /* this special sequence (enabling and then @@ -663,10 +659,11 @@ static void rxstate(struct musb *musb, struct musb_request *req) if (request->actual < request->length) { int transfer_size = 0; #ifdef USE_MODE1 - transfer_size = min(request->length, + transfer_size = min(request->length - request->actual, channel->max_len); #else - transfer_size = len; + transfer_size = min(request->length - request->actual, + (unsigned)len); #endif if (transfer_size <= musb_ep->packet_sz) musb_ep->dma->desired_mode = 0; @@ -740,9 +737,15 @@ void musb_g_rx(struct musb *musb, u8 epnum) u16 csr; struct usb_request *request; void __iomem *mbase = musb->mregs; - struct musb_ep *musb_ep = &musb->endpoints[epnum].ep_out; + struct musb_ep *musb_ep; void __iomem *epio = musb->endpoints[epnum].regs; struct dma_channel *dma; + struct musb_hw_ep *hw_ep = &musb->endpoints[epnum]; + + if (hw_ep->is_shared_fifo) + musb_ep = &hw_ep->ep_in; + else + musb_ep = &hw_ep->ep_out; musb_ep_select(mbase, epnum); @@ -1081,7 +1084,7 @@ struct free_record { /* * Context: controller locked, IRQs blocked. */ -static void musb_ep_restart(struct musb *musb, struct musb_request *req) +void musb_ep_restart(struct musb *musb, struct musb_request *req) { DBG(3, "<== %s request %p len %u on hw_ep%d\n", req->tx ? "TX/IN" : "RX/OUT", diff --git a/drivers/usb/musb/musb_gadget.h b/drivers/usb/musb/musb_gadget.h index c8b140325d8..572b1da7f2d 100644 --- a/drivers/usb/musb/musb_gadget.h +++ b/drivers/usb/musb/musb_gadget.h @@ -105,4 +105,6 @@ extern void musb_gadget_cleanup(struct musb *); extern void musb_g_giveback(struct musb_ep *, struct usb_request *, int); +extern void musb_ep_restart(struct musb *, struct musb_request *); + #endif /* __MUSB_GADGET_H */ diff --git a/drivers/usb/musb/musb_gadget_ep0.c b/drivers/usb/musb/musb_gadget_ep0.c index 59bef8f3a35..6dd03f4c5f4 100644 --- a/drivers/usb/musb/musb_gadget_ep0.c +++ b/drivers/usb/musb/musb_gadget_ep0.c @@ -261,6 +261,7 @@ __acquires(musb->lock) ctrlrequest->wIndex & 0x0f; struct musb_ep *musb_ep; struct musb_hw_ep *ep; + struct musb_request *request; void __iomem *regs; int is_in; u16 csr; @@ -302,6 +303,14 @@ __acquires(musb->lock) musb_writew(regs, MUSB_RXCSR, csr); } + /* Maybe start the first request in the queue */ + request = to_musb_request( + next_request(musb_ep)); + if (!musb_ep->busy && request) { + DBG(3, "restarting the request\n"); + musb_ep_restart(musb, request); + } + /* select ep0 again */ musb_ep_select(mbase, 0); } break; diff --git a/drivers/usb/musb/musb_host.c b/drivers/usb/musb/musb_host.c index 877d20b1dff..9e65c47cc98 100644 --- a/drivers/usb/musb/musb_host.c +++ b/drivers/usb/musb/musb_host.c @@ -660,6 +660,12 @@ static bool musb_tx_dma_program(struct dma_controller *dma, qh->segsize = length; + /* + * Ensure the data reaches to main memory before starting + * DMA transfer + */ + wmb(); + if (!dma->channel_program(channel, pkt_size, mode, urb->transfer_dma + offset, length)) { dma->channel_release(channel); diff --git a/drivers/vhost/net.c b/drivers/vhost/net.c index 29e850a7a2f..7c8008225ee 100644 --- a/drivers/vhost/net.c +++ b/drivers/vhost/net.c @@ -243,7 +243,7 @@ static int get_rx_bufs(struct vhost_virtqueue *vq, int r, nlogs = 0; while (datalen > 0) { - if (unlikely(headcount >= VHOST_NET_MAX_SG)) { + if (unlikely(seg >= VHOST_NET_MAX_SG)) { r = -ENOBUFS; goto err; } diff --git a/drivers/vhost/vhost.c b/drivers/vhost/vhost.c index c579dcc9200..dd3d6f7406f 100644 --- a/drivers/vhost/vhost.c +++ b/drivers/vhost/vhost.c @@ -858,11 +858,12 @@ int vhost_log_write(struct vhost_virtqueue *vq, struct vhost_log *log, if (r < 0) return r; len -= l; - if (!len) + if (!len) { + if (vq->log_ctx) + eventfd_signal(vq->log_ctx, 1); return 0; + } } - if (vq->log_ctx) - eventfd_signal(vq->log_ctx, 1); /* Length written exceeds what we have stored. This is a bug. */ BUG(); return 0; diff --git a/drivers/video/pxa168fb.c b/drivers/video/pxa168fb.c index 5d786bd3e30..a31a77ff6f3 100644 --- a/drivers/video/pxa168fb.c +++ b/drivers/video/pxa168fb.c @@ -298,8 +298,8 @@ static void set_dma_control0(struct pxa168fb_info *fbi) * Set bit to enable graphics DMA. */ x = readl(fbi->reg_base + LCD_SPU_DMA_CTRL0); - x |= fbi->active ? 0x00000100 : 0; - fbi->active = 0; + x &= ~CFG_GRA_ENA_MASK; + x |= fbi->active ? CFG_GRA_ENA(1) : CFG_GRA_ENA(0); /* * If we are in a pseudo-color mode, we need to enable diff --git a/fs/ocfs2/acl.c b/fs/ocfs2/acl.c index a76e0aa5cd3..391915093fe 100644 --- a/fs/ocfs2/acl.c +++ b/fs/ocfs2/acl.c @@ -209,7 +209,10 @@ static int ocfs2_acl_set_mode(struct inode *inode, struct buffer_head *di_bh, } inode->i_mode = new_mode; + inode->i_ctime = CURRENT_TIME; di->i_mode = cpu_to_le16(inode->i_mode); + di->i_ctime = cpu_to_le64(inode->i_ctime.tv_sec); + di->i_ctime_nsec = cpu_to_le32(inode->i_ctime.tv_nsec); ocfs2_journal_dirty(handle, di_bh); diff --git a/fs/ocfs2/cluster/tcp.c b/fs/ocfs2/cluster/tcp.c index 1361997cf20..cbe2f057cc2 100644 --- a/fs/ocfs2/cluster/tcp.c +++ b/fs/ocfs2/cluster/tcp.c @@ -977,7 +977,7 @@ static int o2net_tx_can_proceed(struct o2net_node *nn, int o2net_send_message_vec(u32 msg_type, u32 key, struct kvec *caller_vec, size_t caller_veclen, u8 target_node, int *status) { - int ret; + int ret = 0; struct o2net_msg *msg = NULL; size_t veclen, caller_bytes = 0; struct kvec *vec = NULL; diff --git a/fs/ocfs2/dir.c b/fs/ocfs2/dir.c index f04ebcfffc4..c49f6de0e7a 100644 --- a/fs/ocfs2/dir.c +++ b/fs/ocfs2/dir.c @@ -3931,6 +3931,15 @@ static int ocfs2_dx_dir_rebalance(struct ocfs2_super *osb, struct inode *dir, goto out_commit; } + cpos = split_hash; + ret = ocfs2_dx_dir_new_cluster(dir, &et, cpos, handle, + data_ac, meta_ac, new_dx_leaves, + num_dx_leaves); + if (ret) { + mlog_errno(ret); + goto out_commit; + } + for (i = 0; i < num_dx_leaves; i++) { ret = ocfs2_journal_access_dl(handle, INODE_CACHE(dir), orig_dx_leaves[i], @@ -3939,15 +3948,14 @@ static int ocfs2_dx_dir_rebalance(struct ocfs2_super *osb, struct inode *dir, mlog_errno(ret); goto out_commit; } - } - cpos = split_hash; - ret = ocfs2_dx_dir_new_cluster(dir, &et, cpos, handle, - data_ac, meta_ac, new_dx_leaves, - num_dx_leaves); - if (ret) { - mlog_errno(ret); - goto out_commit; + ret = ocfs2_journal_access_dl(handle, INODE_CACHE(dir), + new_dx_leaves[i], + OCFS2_JOURNAL_ACCESS_WRITE); + if (ret) { + mlog_errno(ret); + goto out_commit; + } } ocfs2_dx_dir_transfer_leaf(dir, split_hash, handle, tmp_dx_leaf, diff --git a/fs/ocfs2/dlm/dlmcommon.h b/fs/ocfs2/dlm/dlmcommon.h index 4b6ae2c13b4..765298908f1 100644 --- a/fs/ocfs2/dlm/dlmcommon.h +++ b/fs/ocfs2/dlm/dlmcommon.h @@ -1030,6 +1030,7 @@ int dlm_drop_lockres_ref(struct dlm_ctxt *dlm, struct dlm_lock_resource *res); void dlm_clean_master_list(struct dlm_ctxt *dlm, u8 dead_node); +void dlm_force_free_mles(struct dlm_ctxt *dlm); int dlm_lock_basts_flushed(struct dlm_ctxt *dlm, struct dlm_lock *lock); int __dlm_lockres_has_locks(struct dlm_lock_resource *res); int __dlm_lockres_unused(struct dlm_lock_resource *res); diff --git a/fs/ocfs2/dlm/dlmdebug.c b/fs/ocfs2/dlm/dlmdebug.c index 5efdd37dfe4..901ca52bf86 100644 --- a/fs/ocfs2/dlm/dlmdebug.c +++ b/fs/ocfs2/dlm/dlmdebug.c @@ -636,8 +636,14 @@ static void *lockres_seq_start(struct seq_file *m, loff_t *pos) spin_lock(&dlm->track_lock); if (oldres) track_list = &oldres->tracking; - else + else { track_list = &dlm->tracking_list; + if (list_empty(track_list)) { + dl = NULL; + spin_unlock(&dlm->track_lock); + goto bail; + } + } list_for_each_entry(res, track_list, tracking) { if (&res->tracking == &dlm->tracking_list) @@ -660,6 +666,7 @@ static void *lockres_seq_start(struct seq_file *m, loff_t *pos) } else dl = NULL; +bail: /* passed to seq_show */ return dl; } diff --git a/fs/ocfs2/dlm/dlmdomain.c b/fs/ocfs2/dlm/dlmdomain.c index 153abb5abef..11a5c87fd7f 100644 --- a/fs/ocfs2/dlm/dlmdomain.c +++ b/fs/ocfs2/dlm/dlmdomain.c @@ -693,6 +693,7 @@ void dlm_unregister_domain(struct dlm_ctxt *dlm) dlm_mark_domain_leaving(dlm); dlm_leave_domain(dlm); + dlm_force_free_mles(dlm); dlm_complete_dlm_shutdown(dlm); } dlm_put(dlm); diff --git a/fs/ocfs2/dlm/dlmmaster.c b/fs/ocfs2/dlm/dlmmaster.c index ffb4c68dafa..f564b0e5f80 100644 --- a/fs/ocfs2/dlm/dlmmaster.c +++ b/fs/ocfs2/dlm/dlmmaster.c @@ -3433,3 +3433,43 @@ void dlm_lockres_release_ast(struct dlm_ctxt *dlm, wake_up(&res->wq); wake_up(&dlm->migration_wq); } + +void dlm_force_free_mles(struct dlm_ctxt *dlm) +{ + int i; + struct hlist_head *bucket; + struct dlm_master_list_entry *mle; + struct hlist_node *tmp, *list; + + /* + * We notified all other nodes that we are exiting the domain and + * marked the dlm state to DLM_CTXT_LEAVING. If any mles are still + * around we force free them and wake any processes that are waiting + * on the mles + */ + spin_lock(&dlm->spinlock); + spin_lock(&dlm->master_lock); + + BUG_ON(dlm->dlm_state != DLM_CTXT_LEAVING); + BUG_ON((find_next_bit(dlm->domain_map, O2NM_MAX_NODES, 0) < O2NM_MAX_NODES)); + + for (i = 0; i < DLM_HASH_BUCKETS; i++) { + bucket = dlm_master_hash(dlm, i); + hlist_for_each_safe(list, tmp, bucket) { + mle = hlist_entry(list, struct dlm_master_list_entry, + master_hash_node); + if (mle->type != DLM_MLE_BLOCK) { + mlog(ML_ERROR, "bad mle: %p\n", mle); + dlm_print_one_mle(mle); + } + atomic_set(&mle->woken, 1); + wake_up(&mle->wq); + + __dlm_unlink_mle(dlm, mle); + __dlm_mle_detach_hb_events(dlm, mle); + __dlm_put_mle(mle); + } + } + spin_unlock(&dlm->master_lock); + spin_unlock(&dlm->spinlock); +} diff --git a/fs/ocfs2/dlmglue.h b/fs/ocfs2/dlmglue.h index d1ce48e1b3d..1d596d8c4a4 100644 --- a/fs/ocfs2/dlmglue.h +++ b/fs/ocfs2/dlmglue.h @@ -84,6 +84,7 @@ enum { OI_LS_PARENT, OI_LS_RENAME1, OI_LS_RENAME2, + OI_LS_REFLINK_TARGET, }; int ocfs2_dlm_init(struct ocfs2_super *osb); diff --git a/fs/ocfs2/ocfs2_fs.h b/fs/ocfs2/ocfs2_fs.h index 33f1c9a8258..fa31d05e41b 100644 --- a/fs/ocfs2/ocfs2_fs.h +++ b/fs/ocfs2/ocfs2_fs.h @@ -235,18 +235,31 @@ #define OCFS2_HAS_REFCOUNT_FL (0x0010) /* Inode attributes, keep in sync with EXT2 */ -#define OCFS2_SECRM_FL (0x00000001) /* Secure deletion */ -#define OCFS2_UNRM_FL (0x00000002) /* Undelete */ -#define OCFS2_COMPR_FL (0x00000004) /* Compress file */ -#define OCFS2_SYNC_FL (0x00000008) /* Synchronous updates */ -#define OCFS2_IMMUTABLE_FL (0x00000010) /* Immutable file */ -#define OCFS2_APPEND_FL (0x00000020) /* writes to file may only append */ -#define OCFS2_NODUMP_FL (0x00000040) /* do not dump file */ -#define OCFS2_NOATIME_FL (0x00000080) /* do not update atime */ -#define OCFS2_DIRSYNC_FL (0x00010000) /* dirsync behaviour (directories only) */ - -#define OCFS2_FL_VISIBLE (0x000100FF) /* User visible flags */ -#define OCFS2_FL_MODIFIABLE (0x000100FF) /* User modifiable flags */ +#define OCFS2_SECRM_FL FS_SECRM_FL /* Secure deletion */ +#define OCFS2_UNRM_FL FS_UNRM_FL /* Undelete */ +#define OCFS2_COMPR_FL FS_COMPR_FL /* Compress file */ +#define OCFS2_SYNC_FL FS_SYNC_FL /* Synchronous updates */ +#define OCFS2_IMMUTABLE_FL FS_IMMUTABLE_FL /* Immutable file */ +#define OCFS2_APPEND_FL FS_APPEND_FL /* writes to file may only append */ +#define OCFS2_NODUMP_FL FS_NODUMP_FL /* do not dump file */ +#define OCFS2_NOATIME_FL FS_NOATIME_FL /* do not update atime */ +/* Reserved for compression usage... */ +#define OCFS2_DIRTY_FL FS_DIRTY_FL +#define OCFS2_COMPRBLK_FL FS_COMPRBLK_FL /* One or more compressed clusters */ +#define OCFS2_NOCOMP_FL FS_NOCOMP_FL /* Don't compress */ +#define OCFS2_ECOMPR_FL FS_ECOMPR_FL /* Compression error */ +/* End compression flags --- maybe not all used */ +#define OCFS2_BTREE_FL FS_BTREE_FL /* btree format dir */ +#define OCFS2_INDEX_FL FS_INDEX_FL /* hash-indexed directory */ +#define OCFS2_IMAGIC_FL FS_IMAGIC_FL /* AFS directory */ +#define OCFS2_JOURNAL_DATA_FL FS_JOURNAL_DATA_FL /* Reserved for ext3 */ +#define OCFS2_NOTAIL_FL FS_NOTAIL_FL /* file tail should not be merged */ +#define OCFS2_DIRSYNC_FL FS_DIRSYNC_FL /* dirsync behaviour (directories only) */ +#define OCFS2_TOPDIR_FL FS_TOPDIR_FL /* Top of directory hierarchies*/ +#define OCFS2_RESERVED_FL FS_RESERVED_FL /* reserved for ext2 lib */ + +#define OCFS2_FL_VISIBLE FS_FL_USER_VISIBLE /* User visible flags */ +#define OCFS2_FL_MODIFIABLE FS_FL_USER_MODIFIABLE /* User modifiable flags */ /* * Extent record flags (e_node.leaf.flags) diff --git a/fs/ocfs2/ocfs2_ioctl.h b/fs/ocfs2/ocfs2_ioctl.h index 2d3420af1a8..5d241505690 100644 --- a/fs/ocfs2/ocfs2_ioctl.h +++ b/fs/ocfs2/ocfs2_ioctl.h @@ -23,10 +23,10 @@ /* * ioctl commands */ -#define OCFS2_IOC_GETFLAGS _IOR('f', 1, long) -#define OCFS2_IOC_SETFLAGS _IOW('f', 2, long) -#define OCFS2_IOC32_GETFLAGS _IOR('f', 1, int) -#define OCFS2_IOC32_SETFLAGS _IOW('f', 2, int) +#define OCFS2_IOC_GETFLAGS FS_IOC_GETFLAGS +#define OCFS2_IOC_SETFLAGS FS_IOC_SETFLAGS +#define OCFS2_IOC32_GETFLAGS FS_IOC32_GETFLAGS +#define OCFS2_IOC32_SETFLAGS FS_IOC32_SETFLAGS /* * Space reservation / allocation / free ioctls and argument structure diff --git a/fs/ocfs2/refcounttree.c b/fs/ocfs2/refcounttree.c index 0afeda83120..efdd7560740 100644 --- a/fs/ocfs2/refcounttree.c +++ b/fs/ocfs2/refcounttree.c @@ -4201,8 +4201,9 @@ static int __ocfs2_reflink(struct dentry *old_dentry, goto out; } - mutex_lock(&new_inode->i_mutex); - ret = ocfs2_inode_lock(new_inode, &new_bh, 1); + mutex_lock_nested(&new_inode->i_mutex, I_MUTEX_CHILD); + ret = ocfs2_inode_lock_nested(new_inode, &new_bh, 1, + OI_LS_REFLINK_TARGET); if (ret) { mlog_errno(ret); goto out_unlock; diff --git a/fs/ocfs2/reservations.c b/fs/ocfs2/reservations.c index d8b6e4259b8..3e78db361bc 100644 --- a/fs/ocfs2/reservations.c +++ b/fs/ocfs2/reservations.c @@ -732,25 +732,23 @@ int ocfs2_resmap_resv_bits(struct ocfs2_reservation_map *resmap, struct ocfs2_alloc_reservation *resv, int *cstart, int *clen) { - unsigned int wanted = *clen; - if (resv == NULL || ocfs2_resmap_disabled(resmap)) return -ENOSPC; spin_lock(&resv_lock); - /* - * We don't want to over-allocate for temporary - * windows. Otherwise, we run the risk of fragmenting the - * allocation space. - */ - wanted = ocfs2_resv_window_bits(resmap, resv); - if ((resv->r_flags & OCFS2_RESV_FLAG_TMP) || wanted < *clen) - wanted = *clen; - if (ocfs2_resv_empty(resv)) { - mlog(0, "empty reservation, find new window\n"); + /* + * We don't want to over-allocate for temporary + * windows. Otherwise, we run the risk of fragmenting the + * allocation space. + */ + unsigned int wanted = ocfs2_resv_window_bits(resmap, resv); + if ((resv->r_flags & OCFS2_RESV_FLAG_TMP) || wanted < *clen) + wanted = *clen; + + mlog(0, "empty reservation, find new window\n"); /* * Try to get a window here. If it works, we must fall * through and test the bitmap . This avoids some diff --git a/fs/ocfs2/suballoc.c b/fs/ocfs2/suballoc.c index 8a286f54dca..849c2f0e0a0 100644 --- a/fs/ocfs2/suballoc.c +++ b/fs/ocfs2/suballoc.c @@ -357,7 +357,7 @@ out: static void ocfs2_bg_discontig_add_extent(struct ocfs2_super *osb, struct ocfs2_group_desc *bg, struct ocfs2_chain_list *cl, - u64 p_blkno, u32 clusters) + u64 p_blkno, unsigned int clusters) { struct ocfs2_extent_list *el = &bg->bg_list; struct ocfs2_extent_rec *rec; @@ -369,7 +369,7 @@ static void ocfs2_bg_discontig_add_extent(struct ocfs2_super *osb, rec->e_blkno = cpu_to_le64(p_blkno); rec->e_cpos = cpu_to_le32(le16_to_cpu(bg->bg_bits) / le16_to_cpu(cl->cl_bpc)); - rec->e_leaf_clusters = cpu_to_le32(clusters); + rec->e_leaf_clusters = cpu_to_le16(clusters); le16_add_cpu(&bg->bg_bits, clusters * le16_to_cpu(cl->cl_bpc)); le16_add_cpu(&bg->bg_free_bits_count, clusters * le16_to_cpu(cl->cl_bpc)); diff --git a/fs/ocfs2/xattr.c b/fs/ocfs2/xattr.c index d03469f6180..06fa5e77c40 100644 --- a/fs/ocfs2/xattr.c +++ b/fs/ocfs2/xattr.c @@ -1286,13 +1286,11 @@ int ocfs2_xattr_get_nolock(struct inode *inode, xis.inode_bh = xbs.inode_bh = di_bh; di = (struct ocfs2_dinode *)di_bh->b_data; - down_read(&oi->ip_xattr_sem); ret = ocfs2_xattr_ibody_get(inode, name_index, name, buffer, buffer_size, &xis); if (ret == -ENODATA && di->i_xattr_loc) ret = ocfs2_xattr_block_get(inode, name_index, name, buffer, buffer_size, &xbs); - up_read(&oi->ip_xattr_sem); return ret; } @@ -1316,8 +1314,10 @@ static int ocfs2_xattr_get(struct inode *inode, mlog_errno(ret); return ret; } + down_read(&OCFS2_I(inode)->ip_xattr_sem); ret = ocfs2_xattr_get_nolock(inode, di_bh, name_index, name, buffer, buffer_size); + up_read(&OCFS2_I(inode)->ip_xattr_sem); ocfs2_inode_unlock(inode, 0); diff --git a/include/linux/netlink.h b/include/linux/netlink.h index 59d066936ab..123566912d7 100644 --- a/include/linux/netlink.h +++ b/include/linux/netlink.h @@ -27,8 +27,6 @@ #define MAX_LINKS 32 -struct net; - struct sockaddr_nl { sa_family_t nl_family; /* AF_NETLINK */ unsigned short nl_pad; /* zero */ @@ -151,6 +149,8 @@ struct nlattr { #include <linux/capability.h> #include <linux/skbuff.h> +struct net; + static inline struct nlmsghdr *nlmsg_hdr(const struct sk_buff *skb) { return (struct nlmsghdr *)skb->data; diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h index 10d33309e9a..570fddeb038 100644 --- a/include/linux/pci_ids.h +++ b/include/linux/pci_ids.h @@ -393,6 +393,9 @@ #define PCI_DEVICE_ID_VLSI_82C147 0x0105 #define PCI_DEVICE_ID_VLSI_VAS96011 0x0702 +/* AMD RD890 Chipset */ +#define PCI_DEVICE_ID_RD890_IOMMU 0x5a23 + #define PCI_VENDOR_ID_ADL 0x1005 #define PCI_DEVICE_ID_ADL_2301 0x2301 diff --git a/include/linux/socket.h b/include/linux/socket.h index a2fada9becb..a8f56e1ec76 100644 --- a/include/linux/socket.h +++ b/include/linux/socket.h @@ -322,7 +322,7 @@ extern int csum_partial_copy_fromiovecend(unsigned char *kdata, int offset, unsigned int len, __wsum *csump); -extern int verify_iovec(struct msghdr *m, struct iovec *iov, struct sockaddr *address, int mode); +extern long verify_iovec(struct msghdr *m, struct iovec *iov, struct sockaddr *address, int mode); extern int memcpy_toiovec(struct iovec *v, unsigned char *kdata, int len); extern int memcpy_toiovecend(const struct iovec *v, unsigned char *kdata, int offset, int len); diff --git a/include/net/addrconf.h b/include/net/addrconf.h index 45375b41a2a..4d40c4d0230 100644 --- a/include/net/addrconf.h +++ b/include/net/addrconf.h @@ -121,6 +121,7 @@ static inline int addrconf_finite_timeout(unsigned long timeout) * IPv6 Address Label subsystem (addrlabel.c) */ extern int ipv6_addr_label_init(void); +extern void ipv6_addr_label_cleanup(void); extern void ipv6_addr_label_rtnl_register(void); extern u32 ipv6_addr_label(struct net *net, const struct in6_addr *addr, diff --git a/include/net/dst.h b/include/net/dst.h index 81d1413a870..02386505033 100644 --- a/include/net/dst.h +++ b/include/net/dst.h @@ -242,6 +242,7 @@ static inline void skb_tunnel_rx(struct sk_buff *skb, struct net_device *dev) dev->stats.rx_packets++; dev->stats.rx_bytes += skb->len; skb->rxhash = 0; + skb_set_queue_mapping(skb, 0); skb_dst_drop(skb); nf_reset(skb); } diff --git a/include/net/route.h b/include/net/route.h index bd732d62e1c..7e5e73bfa4d 100644 --- a/include/net/route.h +++ b/include/net/route.h @@ -199,6 +199,8 @@ static inline int ip_route_newports(struct rtable **rp, u8 protocol, fl.fl_ip_sport = sport; fl.fl_ip_dport = dport; fl.proto = protocol; + if (inet_sk(sk)->transparent) + fl.flags |= FLOWI_FLAG_ANYSRC; ip_rt_put(*rp); *rp = NULL; security_sk_classify_flow(sk, &fl); diff --git a/include/net/xfrm.h b/include/net/xfrm.h index fc8f36dd0f5..4f53532d4c2 100644 --- a/include/net/xfrm.h +++ b/include/net/xfrm.h @@ -298,8 +298,8 @@ struct xfrm_state_afinfo { const struct xfrm_type *type_map[IPPROTO_MAX]; struct xfrm_mode *mode_map[XFRM_MODE_MAX]; int (*init_flags)(struct xfrm_state *x); - void (*init_tempsel)(struct xfrm_state *x, struct flowi *fl, - struct xfrm_tmpl *tmpl, + void (*init_tempsel)(struct xfrm_selector *sel, struct flowi *fl); + void (*init_temprop)(struct xfrm_state *x, struct xfrm_tmpl *tmpl, xfrm_address_t *daddr, xfrm_address_t *saddr); int (*tmpl_sort)(struct xfrm_tmpl **dst, struct xfrm_tmpl **src, int n); int (*state_sort)(struct xfrm_state **dst, struct xfrm_state **src, int n); diff --git a/mm/fremap.c b/mm/fremap.c index 46f5dacf90a..ec520c7b28d 100644 --- a/mm/fremap.c +++ b/mm/fremap.c @@ -125,7 +125,6 @@ SYSCALL_DEFINE5(remap_file_pages, unsigned long, start, unsigned long, size, { struct mm_struct *mm = current->mm; struct address_space *mapping; - unsigned long end = start + size; struct vm_area_struct *vma; int err = -EINVAL; int has_write_lock = 0; @@ -142,6 +141,10 @@ SYSCALL_DEFINE5(remap_file_pages, unsigned long, start, unsigned long, size, if (start + size <= start) return err; + /* Does pgoff wrap? */ + if (pgoff + (size >> PAGE_SHIFT) < pgoff) + return err; + /* Can we represent this offset inside this architecture's pte's? */ #if PTE_FILE_MAX_BITS < BITS_PER_LONG if (pgoff + (size >> PAGE_SHIFT) >= (1UL << PTE_FILE_MAX_BITS)) @@ -168,7 +171,7 @@ SYSCALL_DEFINE5(remap_file_pages, unsigned long, start, unsigned long, size, if (!(vma->vm_flags & VM_CAN_NONLINEAR)) goto out; - if (end <= start || start < vma->vm_start || end > vma->vm_end) + if (start < vma->vm_start || start + size > vma->vm_end) goto out; /* Must set VM_NONLINEAR before any pages are populated. */ diff --git a/mm/hugetlb.c b/mm/hugetlb.c index cc5be788a39..c0327380718 100644 --- a/mm/hugetlb.c +++ b/mm/hugetlb.c @@ -2324,11 +2324,8 @@ retry_avoidcopy: * and just make the page writable */ avoidcopy = (page_mapcount(old_page) == 1); if (avoidcopy) { - if (!trylock_page(old_page)) { - if (PageAnon(old_page)) - page_move_anon_rmap(old_page, vma, address); - } else - unlock_page(old_page); + if (PageAnon(old_page)) + page_move_anon_rmap(old_page, vma, address); set_huge_ptep_writable(vma, address, ptep); return 0; } @@ -2404,7 +2401,7 @@ retry_avoidcopy: set_huge_pte_at(mm, address, ptep, make_huge_pte(vma, new_page, 1)); page_remove_rmap(old_page); - hugepage_add_anon_rmap(new_page, vma, address); + hugepage_add_new_anon_rmap(new_page, vma, address); /* Make the old page be freed below */ new_page = old_page; mmu_notifier_invalidate_range_end(mm, @@ -2631,10 +2628,16 @@ int hugetlb_fault(struct mm_struct *mm, struct vm_area_struct *vma, vma, address); } - if (!pagecache_page) { - page = pte_page(entry); + /* + * hugetlb_cow() requires page locks of pte_page(entry) and + * pagecache_page, so here we need take the former one + * when page != pagecache_page or !pagecache_page. + * Note that locking order is always pagecache_page -> page, + * so no worry about deadlock. + */ + page = pte_page(entry); + if (page != pagecache_page) lock_page(page); - } spin_lock(&mm->page_table_lock); /* Check for a racing update before calling hugetlb_cow */ @@ -2661,9 +2664,8 @@ out_page_table_lock: if (pagecache_page) { unlock_page(pagecache_page); put_page(pagecache_page); - } else { - unlock_page(page); } + unlock_page(page); out_mutex: mutex_unlock(&hugetlb_instantiation_mutex); diff --git a/mm/rmap.c b/mm/rmap.c index f6f0d2dda2e..9d2ba01bd4f 100644 --- a/mm/rmap.c +++ b/mm/rmap.c @@ -1564,13 +1564,14 @@ static void __hugepage_set_anon_rmap(struct page *page, struct vm_area_struct *vma, unsigned long address, int exclusive) { struct anon_vma *anon_vma = vma->anon_vma; + BUG_ON(!anon_vma); - if (!exclusive) { - struct anon_vma_chain *avc; - avc = list_entry(vma->anon_vma_chain.prev, - struct anon_vma_chain, same_vma); - anon_vma = avc->anon_vma; - } + + if (PageAnon(page)) + return; + if (!exclusive) + anon_vma = anon_vma->root; + anon_vma = (void *) anon_vma + PAGE_MAPPING_ANON; page->mapping = (struct address_space *) anon_vma; page->index = linear_page_index(vma, address); @@ -1581,6 +1582,8 @@ void hugepage_add_anon_rmap(struct page *page, { struct anon_vma *anon_vma = vma->anon_vma; int first; + + BUG_ON(!PageLocked(page)); BUG_ON(!anon_vma); BUG_ON(address < vma->vm_start || address >= vma->vm_end); first = atomic_inc_and_test(&page->_mapcount); diff --git a/net/9p/trans_rdma.c b/net/9p/trans_rdma.c index 0ea20c30466..17c5ba7551a 100644 --- a/net/9p/trans_rdma.c +++ b/net/9p/trans_rdma.c @@ -426,8 +426,10 @@ static int rdma_request(struct p9_client *client, struct p9_req_t *req) /* Allocate an fcall for the reply */ rpl_context = kmalloc(sizeof *rpl_context, GFP_KERNEL); - if (!rpl_context) + if (!rpl_context) { + err = -ENOMEM; goto err_close; + } /* * If the request has a buffer, steal it, otherwise @@ -445,8 +447,8 @@ static int rdma_request(struct p9_client *client, struct p9_req_t *req) } rpl_context->rc = req->rc; if (!rpl_context->rc) { - kfree(rpl_context); - goto err_close; + err = -ENOMEM; + goto err_free2; } /* @@ -458,11 +460,8 @@ static int rdma_request(struct p9_client *client, struct p9_req_t *req) */ if (atomic_inc_return(&rdma->rq_count) <= rdma->rq_depth) { err = post_recv(client, rpl_context); - if (err) { - kfree(rpl_context->rc); - kfree(rpl_context); - goto err_close; - } + if (err) + goto err_free1; } else atomic_dec(&rdma->rq_count); @@ -471,8 +470,10 @@ static int rdma_request(struct p9_client *client, struct p9_req_t *req) /* Post the request */ c = kmalloc(sizeof *c, GFP_KERNEL); - if (!c) - goto err_close; + if (!c) { + err = -ENOMEM; + goto err_free1; + } c->req = req; c->busa = ib_dma_map_single(rdma->cm_id->device, @@ -499,9 +500,15 @@ static int rdma_request(struct p9_client *client, struct p9_req_t *req) return ib_post_send(rdma->qp, &wr, &bad_wr); error: + kfree(c); + kfree(rpl_context->rc); + kfree(rpl_context); P9_DPRINTK(P9_DEBUG_ERROR, "EIO\n"); return -EIO; - + err_free1: + kfree(rpl_context->rc); + err_free2: + kfree(rpl_context); err_close: spin_lock_irqsave(&rdma->req_lock, flags); if (rdma->state < P9_RDMA_CLOSING) { diff --git a/net/9p/trans_virtio.c b/net/9p/trans_virtio.c index dcfbe99ff81..b88515936e4 100644 --- a/net/9p/trans_virtio.c +++ b/net/9p/trans_virtio.c @@ -329,7 +329,8 @@ p9_virtio_create(struct p9_client *client, const char *devname, char *args) mutex_lock(&virtio_9p_lock); list_for_each_entry(chan, &virtio_chan_list, chan_list) { - if (!strncmp(devname, chan->tag, chan->tag_len)) { + if (!strncmp(devname, chan->tag, chan->tag_len) && + strlen(devname) == chan->tag_len) { if (!chan->inuse) { chan->inuse = true; found = 1; diff --git a/net/atm/br2684.c b/net/atm/br2684.c index 651babdfab3..ad2b232a205 100644 --- a/net/atm/br2684.c +++ b/net/atm/br2684.c @@ -399,12 +399,6 @@ static void br2684_push(struct atm_vcc *atmvcc, struct sk_buff *skb) unregister_netdev(net_dev); free_netdev(net_dev); } - read_lock_irq(&devs_lock); - if (list_empty(&br2684_devs)) { - /* last br2684 device */ - unregister_atmdevice_notifier(&atm_dev_notifier); - } - read_unlock_irq(&devs_lock); return; } @@ -675,7 +669,6 @@ static int br2684_create(void __user *arg) if (list_empty(&br2684_devs)) { /* 1st br2684 device */ - register_atmdevice_notifier(&atm_dev_notifier); brdev->number = 1; } else brdev->number = BRPRIV(list_entry_brdev(br2684_devs.prev))->number + 1; @@ -815,6 +808,7 @@ static int __init br2684_init(void) return -ENOMEM; #endif register_atm_ioctl(&br2684_ioctl_ops); + register_atmdevice_notifier(&atm_dev_notifier); return 0; } @@ -830,9 +824,7 @@ static void __exit br2684_exit(void) #endif - /* if not already empty */ - if (!list_empty(&br2684_devs)) - unregister_atmdevice_notifier(&atm_dev_notifier); + unregister_atmdevice_notifier(&atm_dev_notifier); while (!list_empty(&br2684_devs)) { net_dev = list_entry_brdev(br2684_devs.next); diff --git a/net/core/iovec.c b/net/core/iovec.c index 1cd98df412d..e6b133b77cc 100644 --- a/net/core/iovec.c +++ b/net/core/iovec.c @@ -35,9 +35,10 @@ * in any case. */ -int verify_iovec(struct msghdr *m, struct iovec *iov, struct sockaddr *address, int mode) +long verify_iovec(struct msghdr *m, struct iovec *iov, struct sockaddr *address, int mode) { - int size, err, ct; + int size, ct; + long err; if (m->msg_namelen) { if (mode == VERIFY_READ) { diff --git a/net/core/sock.c b/net/core/sock.c index b05b9b6ddb8..ef30e9d286e 100644 --- a/net/core/sock.c +++ b/net/core/sock.c @@ -1351,9 +1351,9 @@ int sock_i_uid(struct sock *sk) { int uid; - read_lock(&sk->sk_callback_lock); + read_lock_bh(&sk->sk_callback_lock); uid = sk->sk_socket ? SOCK_INODE(sk->sk_socket)->i_uid : 0; - read_unlock(&sk->sk_callback_lock); + read_unlock_bh(&sk->sk_callback_lock); return uid; } EXPORT_SYMBOL(sock_i_uid); @@ -1362,9 +1362,9 @@ unsigned long sock_i_ino(struct sock *sk) { unsigned long ino; - read_lock(&sk->sk_callback_lock); + read_lock_bh(&sk->sk_callback_lock); ino = sk->sk_socket ? SOCK_INODE(sk->sk_socket)->i_ino : 0; - read_unlock(&sk->sk_callback_lock); + read_unlock_bh(&sk->sk_callback_lock); return ino; } EXPORT_SYMBOL(sock_i_ino); diff --git a/net/ipv4/ip_gre.c b/net/ipv4/ip_gre.c index 945b20a5ad5..35c93e8b6a4 100644 --- a/net/ipv4/ip_gre.c +++ b/net/ipv4/ip_gre.c @@ -45,7 +45,7 @@ #include <net/netns/generic.h> #include <net/rtnetlink.h> -#ifdef CONFIG_IPV6 +#if defined(CONFIG_IPV6) || defined(CONFIG_IPV6_MODULE) #include <net/ipv6.h> #include <net/ip6_fib.h> #include <net/ip6_route.h> @@ -699,7 +699,7 @@ static netdev_tx_t ipgre_tunnel_xmit(struct sk_buff *skb, struct net_device *dev if ((dst = rt->rt_gateway) == 0) goto tx_error_icmp; } -#ifdef CONFIG_IPV6 +#if defined(CONFIG_IPV6) || defined(CONFIG_IPV6_MODULE) else if (skb->protocol == htons(ETH_P_IPV6)) { struct in6_addr *addr6; int addr_type; @@ -774,7 +774,7 @@ static netdev_tx_t ipgre_tunnel_xmit(struct sk_buff *skb, struct net_device *dev goto tx_error; } } -#ifdef CONFIG_IPV6 +#if defined(CONFIG_IPV6) || defined(CONFIG_IPV6_MODULE) else if (skb->protocol == htons(ETH_P_IPV6)) { struct rt6_info *rt6 = (struct rt6_info *)skb_dst(skb); @@ -850,7 +850,7 @@ static netdev_tx_t ipgre_tunnel_xmit(struct sk_buff *skb, struct net_device *dev if ((iph->ttl = tiph->ttl) == 0) { if (skb->protocol == htons(ETH_P_IP)) iph->ttl = old_iph->ttl; -#ifdef CONFIG_IPV6 +#if defined(CONFIG_IPV6) || defined(CONFIG_IPV6_MODULE) else if (skb->protocol == htons(ETH_P_IPV6)) iph->ttl = ((struct ipv6hdr *)old_iph)->hop_limit; #endif diff --git a/net/ipv4/ip_output.c b/net/ipv4/ip_output.c index 04b69896df5..7649d775007 100644 --- a/net/ipv4/ip_output.c +++ b/net/ipv4/ip_output.c @@ -488,9 +488,8 @@ int ip_fragment(struct sk_buff *skb, int (*output)(struct sk_buff *)) * we can switch to copy when see the first bad fragment. */ if (skb_has_frags(skb)) { - struct sk_buff *frag; + struct sk_buff *frag, *frag2; int first_len = skb_pagelen(skb); - int truesizes = 0; if (first_len - hlen > mtu || ((first_len - hlen) & 7) || @@ -503,18 +502,18 @@ int ip_fragment(struct sk_buff *skb, int (*output)(struct sk_buff *)) if (frag->len > mtu || ((frag->len & 7) && frag->next) || skb_headroom(frag) < hlen) - goto slow_path; + goto slow_path_clean; /* Partially cloned skb? */ if (skb_shared(frag)) - goto slow_path; + goto slow_path_clean; BUG_ON(frag->sk); if (skb->sk) { frag->sk = skb->sk; frag->destructor = sock_wfree; } - truesizes += frag->truesize; + skb->truesize -= frag->truesize; } /* Everything is OK. Generate! */ @@ -524,7 +523,6 @@ int ip_fragment(struct sk_buff *skb, int (*output)(struct sk_buff *)) frag = skb_shinfo(skb)->frag_list; skb_frag_list_init(skb); skb->data_len = first_len - skb_headlen(skb); - skb->truesize -= truesizes; skb->len = first_len; iph->tot_len = htons(first_len); iph->frag_off = htons(IP_MF); @@ -576,6 +574,15 @@ int ip_fragment(struct sk_buff *skb, int (*output)(struct sk_buff *)) } IP_INC_STATS(dev_net(dev), IPSTATS_MIB_FRAGFAILS); return err; + +slow_path_clean: + skb_walk_frags(skb, frag2) { + if (frag2 == frag) + break; + frag2->sk = NULL; + frag2->destructor = NULL; + skb->truesize += frag2->truesize; + } } slow_path: diff --git a/net/ipv4/netfilter/ipt_REJECT.c b/net/ipv4/netfilter/ipt_REJECT.c index b254dafaf42..43eec80c0e7 100644 --- a/net/ipv4/netfilter/ipt_REJECT.c +++ b/net/ipv4/netfilter/ipt_REJECT.c @@ -112,6 +112,7 @@ static void send_reset(struct sk_buff *oldskb, int hook) /* ip_route_me_harder expects skb->dst to be set */ skb_dst_set_noref(nskb, skb_dst(oldskb)); + nskb->protocol = htons(ETH_P_IP); if (ip_route_me_harder(nskb, addr_type)) goto free_nskb; diff --git a/net/ipv4/netfilter/nf_defrag_ipv4.c b/net/ipv4/netfilter/nf_defrag_ipv4.c index eab8de32f20..f3a9b42b16c 100644 --- a/net/ipv4/netfilter/nf_defrag_ipv4.c +++ b/net/ipv4/netfilter/nf_defrag_ipv4.c @@ -66,9 +66,11 @@ static unsigned int ipv4_conntrack_defrag(unsigned int hooknum, const struct net_device *out, int (*okfn)(struct sk_buff *)) { + struct sock *sk = skb->sk; struct inet_sock *inet = inet_sk(skb->sk); - if (inet && inet->nodefrag) + if (sk && (sk->sk_family == PF_INET) && + inet->nodefrag) return NF_ACCEPT; #if defined(CONFIG_NF_CONNTRACK) || defined(CONFIG_NF_CONNTRACK_MODULE) diff --git a/net/ipv4/netfilter/nf_nat_snmp_basic.c b/net/ipv4/netfilter/nf_nat_snmp_basic.c index 1679e2c0963..ee5f419d0a5 100644 --- a/net/ipv4/netfilter/nf_nat_snmp_basic.c +++ b/net/ipv4/netfilter/nf_nat_snmp_basic.c @@ -893,13 +893,15 @@ static void fast_csum(__sum16 *csum, unsigned char s[4]; if (offset & 1) { - s[0] = s[2] = 0; + s[0] = ~0; s[1] = ~*optr; + s[2] = 0; s[3] = *nptr; } else { - s[1] = s[3] = 0; s[0] = ~*optr; + s[1] = ~0; s[2] = *nptr; + s[3] = 0; } *csum = csum_fold(csum_partial(s, 4, ~csum_unfold(*csum))); diff --git a/net/ipv4/route.c b/net/ipv4/route.c index 6298f75d5e9..ac6559cb54f 100644 --- a/net/ipv4/route.c +++ b/net/ipv4/route.c @@ -1231,7 +1231,7 @@ restart: } if (net_ratelimit()) - printk(KERN_WARNING "Neighbour table overflow.\n"); + printk(KERN_WARNING "ipv4: Neighbour table overflow.\n"); rt_drop(rt); return -ENOBUFS; } diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c index 3fb1428e526..f115ea68a4e 100644 --- a/net/ipv4/tcp.c +++ b/net/ipv4/tcp.c @@ -386,8 +386,6 @@ unsigned int tcp_poll(struct file *file, struct socket *sock, poll_table *wait) */ mask = 0; - if (sk->sk_err) - mask = POLLERR; /* * POLLHUP is certainly not done right. But poll() doesn't @@ -457,6 +455,11 @@ unsigned int tcp_poll(struct file *file, struct socket *sock, poll_table *wait) if (tp->urg_data & TCP_URG_VALID) mask |= POLLPRI; } + /* This barrier is coupled with smp_wmb() in tcp_reset() */ + smp_rmb(); + if (sk->sk_err) + mask |= POLLERR; + return mask; } EXPORT_SYMBOL(tcp_poll); @@ -940,7 +943,7 @@ int tcp_sendmsg(struct kiocb *iocb, struct sock *sk, struct msghdr *msg, sg = sk->sk_route_caps & NETIF_F_SG; while (--iovlen >= 0) { - int seglen = iov->iov_len; + size_t seglen = iov->iov_len; unsigned char __user *from = iov->iov_base; iov++; diff --git a/net/ipv4/tcp_input.c b/net/ipv4/tcp_input.c index e663b78a2ef..b55f60f6fcb 100644 --- a/net/ipv4/tcp_input.c +++ b/net/ipv4/tcp_input.c @@ -2545,7 +2545,8 @@ static void tcp_mark_head_lost(struct sock *sk, int packets) cnt += tcp_skb_pcount(skb); if (cnt > packets) { - if (tcp_is_sack(tp) || (oldcnt >= packets)) + if ((tcp_is_sack(tp) && !tcp_is_fack(tp)) || + (oldcnt >= packets)) break; mss = skb_shinfo(skb)->gso_size; @@ -4048,6 +4049,8 @@ static void tcp_reset(struct sock *sk) default: sk->sk_err = ECONNRESET; } + /* This barrier is coupled with smp_rmb() in tcp_poll() */ + smp_wmb(); if (!sock_flag(sk, SOCK_DEAD)) sk->sk_error_report(sk); diff --git a/net/ipv4/xfrm4_policy.c b/net/ipv4/xfrm4_policy.c index 869078d4eeb..a580349f0b8 100644 --- a/net/ipv4/xfrm4_policy.c +++ b/net/ipv4/xfrm4_policy.c @@ -61,7 +61,7 @@ static int xfrm4_get_saddr(struct net *net, static int xfrm4_get_tos(struct flowi *fl) { - return fl->fl4_tos; + return IPTOS_RT_MASK & fl->fl4_tos; /* Strip ECN bits */ } static int xfrm4_init_path(struct xfrm_dst *path, struct dst_entry *dst, diff --git a/net/ipv4/xfrm4_state.c b/net/ipv4/xfrm4_state.c index 1ef1366a0a0..47947624ecc 100644 --- a/net/ipv4/xfrm4_state.c +++ b/net/ipv4/xfrm4_state.c @@ -21,21 +21,25 @@ static int xfrm4_init_flags(struct xfrm_state *x) } static void -__xfrm4_init_tempsel(struct xfrm_state *x, struct flowi *fl, - struct xfrm_tmpl *tmpl, - xfrm_address_t *daddr, xfrm_address_t *saddr) +__xfrm4_init_tempsel(struct xfrm_selector *sel, struct flowi *fl) +{ + sel->daddr.a4 = fl->fl4_dst; + sel->saddr.a4 = fl->fl4_src; + sel->dport = xfrm_flowi_dport(fl); + sel->dport_mask = htons(0xffff); + sel->sport = xfrm_flowi_sport(fl); + sel->sport_mask = htons(0xffff); + sel->family = AF_INET; + sel->prefixlen_d = 32; + sel->prefixlen_s = 32; + sel->proto = fl->proto; + sel->ifindex = fl->oif; +} + +static void +xfrm4_init_temprop(struct xfrm_state *x, struct xfrm_tmpl *tmpl, + xfrm_address_t *daddr, xfrm_address_t *saddr) { - x->sel.daddr.a4 = fl->fl4_dst; - x->sel.saddr.a4 = fl->fl4_src; - x->sel.dport = xfrm_flowi_dport(fl); - x->sel.dport_mask = htons(0xffff); - x->sel.sport = xfrm_flowi_sport(fl); - x->sel.sport_mask = htons(0xffff); - x->sel.family = AF_INET; - x->sel.prefixlen_d = 32; - x->sel.prefixlen_s = 32; - x->sel.proto = fl->proto; - x->sel.ifindex = fl->oif; x->id = tmpl->id; if (x->id.daddr.a4 == 0) x->id.daddr.a4 = daddr->a4; @@ -70,6 +74,7 @@ static struct xfrm_state_afinfo xfrm4_state_afinfo = { .owner = THIS_MODULE, .init_flags = xfrm4_init_flags, .init_tempsel = __xfrm4_init_tempsel, + .init_temprop = xfrm4_init_temprop, .output = xfrm4_output, .extract_input = xfrm4_extract_input, .extract_output = xfrm4_extract_output, diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c index ab70a3fbcaf..324fac3b6c1 100644 --- a/net/ipv6/addrconf.c +++ b/net/ipv6/addrconf.c @@ -4637,10 +4637,12 @@ int __init addrconf_init(void) if (err < 0) { printk(KERN_CRIT "IPv6 Addrconf:" " cannot initialize default policy table: %d.\n", err); - return err; + goto out; } - register_pernet_subsys(&addrconf_ops); + err = register_pernet_subsys(&addrconf_ops); + if (err < 0) + goto out_addrlabel; /* The addrconf netdev notifier requires that loopback_dev * has it's ipv6 private information allocated and setup @@ -4692,7 +4694,9 @@ errout: unregister_netdevice_notifier(&ipv6_dev_notf); errlo: unregister_pernet_subsys(&addrconf_ops); - +out_addrlabel: + ipv6_addr_label_cleanup(); +out: return err; } @@ -4703,6 +4707,7 @@ void addrconf_cleanup(void) unregister_netdevice_notifier(&ipv6_dev_notf); unregister_pernet_subsys(&addrconf_ops); + ipv6_addr_label_cleanup(); rtnl_lock(); diff --git a/net/ipv6/addrlabel.c b/net/ipv6/addrlabel.c index f0e774cea38..8175f802651 100644 --- a/net/ipv6/addrlabel.c +++ b/net/ipv6/addrlabel.c @@ -393,6 +393,11 @@ int __init ipv6_addr_label_init(void) return register_pernet_subsys(&ipv6_addr_label_ops); } +void ipv6_addr_label_cleanup(void) +{ + unregister_pernet_subsys(&ipv6_addr_label_ops); +} + static const struct nla_policy ifal_policy[IFAL_MAX+1] = { [IFAL_ADDRESS] = { .len = sizeof(struct in6_addr), }, [IFAL_LABEL] = { .len = sizeof(u32), }, diff --git a/net/ipv6/ip6_output.c b/net/ipv6/ip6_output.c index d40b330c0ee..980912ed7a3 100644 --- a/net/ipv6/ip6_output.c +++ b/net/ipv6/ip6_output.c @@ -639,7 +639,7 @@ static int ip6_fragment(struct sk_buff *skb, int (*output)(struct sk_buff *)) if (skb_has_frags(skb)) { int first_len = skb_pagelen(skb); - int truesizes = 0; + struct sk_buff *frag2; if (first_len - hlen > mtu || ((first_len - hlen) & 7) || @@ -651,18 +651,18 @@ static int ip6_fragment(struct sk_buff *skb, int (*output)(struct sk_buff *)) if (frag->len > mtu || ((frag->len & 7) && frag->next) || skb_headroom(frag) < hlen) - goto slow_path; + goto slow_path_clean; /* Partially cloned skb? */ if (skb_shared(frag)) - goto slow_path; + goto slow_path_clean; BUG_ON(frag->sk); if (skb->sk) { frag->sk = skb->sk; frag->destructor = sock_wfree; - truesizes += frag->truesize; } + skb->truesize -= frag->truesize; } err = 0; @@ -693,7 +693,6 @@ static int ip6_fragment(struct sk_buff *skb, int (*output)(struct sk_buff *)) first_len = skb_pagelen(skb); skb->data_len = first_len - skb_headlen(skb); - skb->truesize -= truesizes; skb->len = first_len; ipv6_hdr(skb)->payload_len = htons(first_len - sizeof(struct ipv6hdr)); @@ -756,6 +755,15 @@ static int ip6_fragment(struct sk_buff *skb, int (*output)(struct sk_buff *)) IPSTATS_MIB_FRAGFAILS); dst_release(&rt->dst); return err; + +slow_path_clean: + skb_walk_frags(skb, frag2) { + if (frag2 == frag) + break; + frag2->sk = NULL; + frag2->destructor = NULL; + skb->truesize += frag2->truesize; + } } slow_path: diff --git a/net/ipv6/route.c b/net/ipv6/route.c index d126365ac04..8323136bdc5 100644 --- a/net/ipv6/route.c +++ b/net/ipv6/route.c @@ -670,7 +670,7 @@ static struct rt6_info *rt6_alloc_cow(struct rt6_info *ort, struct in6_addr *dad if (net_ratelimit()) printk(KERN_WARNING - "Neighbour table overflow.\n"); + "ipv6: Neighbour table overflow.\n"); dst_free(&rt->dst); return NULL; } diff --git a/net/ipv6/xfrm6_state.c b/net/ipv6/xfrm6_state.c index f417b77fa0e..a67575d472a 100644 --- a/net/ipv6/xfrm6_state.c +++ b/net/ipv6/xfrm6_state.c @@ -20,23 +20,27 @@ #include <net/addrconf.h> static void -__xfrm6_init_tempsel(struct xfrm_state *x, struct flowi *fl, - struct xfrm_tmpl *tmpl, - xfrm_address_t *daddr, xfrm_address_t *saddr) +__xfrm6_init_tempsel(struct xfrm_selector *sel, struct flowi *fl) { /* Initialize temporary selector matching only * to current session. */ - ipv6_addr_copy((struct in6_addr *)&x->sel.daddr, &fl->fl6_dst); - ipv6_addr_copy((struct in6_addr *)&x->sel.saddr, &fl->fl6_src); - x->sel.dport = xfrm_flowi_dport(fl); - x->sel.dport_mask = htons(0xffff); - x->sel.sport = xfrm_flowi_sport(fl); - x->sel.sport_mask = htons(0xffff); - x->sel.family = AF_INET6; - x->sel.prefixlen_d = 128; - x->sel.prefixlen_s = 128; - x->sel.proto = fl->proto; - x->sel.ifindex = fl->oif; + ipv6_addr_copy((struct in6_addr *)&sel->daddr, &fl->fl6_dst); + ipv6_addr_copy((struct in6_addr *)&sel->saddr, &fl->fl6_src); + sel->dport = xfrm_flowi_dport(fl); + sel->dport_mask = htons(0xffff); + sel->sport = xfrm_flowi_sport(fl); + sel->sport_mask = htons(0xffff); + sel->family = AF_INET6; + sel->prefixlen_d = 128; + sel->prefixlen_s = 128; + sel->proto = fl->proto; + sel->ifindex = fl->oif; +} + +static void +xfrm6_init_temprop(struct xfrm_state *x, struct xfrm_tmpl *tmpl, + xfrm_address_t *daddr, xfrm_address_t *saddr) +{ x->id = tmpl->id; if (ipv6_addr_any((struct in6_addr*)&x->id.daddr)) memcpy(&x->id.daddr, daddr, sizeof(x->sel.daddr)); @@ -168,6 +172,7 @@ static struct xfrm_state_afinfo xfrm6_state_afinfo = { .eth_proto = htons(ETH_P_IPV6), .owner = THIS_MODULE, .init_tempsel = __xfrm6_init_tempsel, + .init_temprop = xfrm6_init_temprop, .tmpl_sort = __xfrm6_tmpl_sort, .state_sort = __xfrm6_state_sort, .output = xfrm6_output, diff --git a/net/netfilter/nf_conntrack_extend.c b/net/netfilter/nf_conntrack_extend.c index 7dcf7a40419..8d9e4c949b9 100644 --- a/net/netfilter/nf_conntrack_extend.c +++ b/net/netfilter/nf_conntrack_extend.c @@ -48,15 +48,17 @@ nf_ct_ext_create(struct nf_ct_ext **ext, enum nf_ct_ext_id id, gfp_t gfp) { unsigned int off, len; struct nf_ct_ext_type *t; + size_t alloc_size; rcu_read_lock(); t = rcu_dereference(nf_ct_ext_types[id]); BUG_ON(t == NULL); off = ALIGN(sizeof(struct nf_ct_ext), t->align); len = off + t->len; + alloc_size = t->alloc_size; rcu_read_unlock(); - *ext = kzalloc(t->alloc_size, gfp); + *ext = kzalloc(alloc_size, gfp); if (!*ext) return NULL; diff --git a/net/netfilter/nf_conntrack_sip.c b/net/netfilter/nf_conntrack_sip.c index 53d892210a0..f64de954486 100644 --- a/net/netfilter/nf_conntrack_sip.c +++ b/net/netfilter/nf_conntrack_sip.c @@ -1376,7 +1376,7 @@ static int sip_help_tcp(struct sk_buff *skb, unsigned int protoff, unsigned int msglen, origlen; const char *dptr, *end; s16 diff, tdiff = 0; - int ret; + int ret = NF_ACCEPT; typeof(nf_nat_sip_seq_adjust_hook) nf_nat_sip_seq_adjust; if (ctinfo != IP_CT_ESTABLISHED && diff --git a/net/netfilter/nf_tproxy_core.c b/net/netfilter/nf_tproxy_core.c index 5490fc37c92..daab8c4a903 100644 --- a/net/netfilter/nf_tproxy_core.c +++ b/net/netfilter/nf_tproxy_core.c @@ -70,7 +70,11 @@ nf_tproxy_destructor(struct sk_buff *skb) int nf_tproxy_assign_sock(struct sk_buff *skb, struct sock *sk) { - if (inet_sk(sk)->transparent) { + bool transparent = (sk->sk_state == TCP_TIME_WAIT) ? + inet_twsk(sk)->tw_transparent : + inet_sk(sk)->transparent; + + if (transparent) { skb_orphan(skb); skb->sk = sk; skb->destructor = nf_tproxy_destructor; diff --git a/net/rds/tcp_connect.c b/net/rds/tcp_connect.c index c397524c039..c519939e8da 100644 --- a/net/rds/tcp_connect.c +++ b/net/rds/tcp_connect.c @@ -43,7 +43,7 @@ void rds_tcp_state_change(struct sock *sk) struct rds_connection *conn; struct rds_tcp_connection *tc; - read_lock(&sk->sk_callback_lock); + read_lock_bh(&sk->sk_callback_lock); conn = sk->sk_user_data; if (conn == NULL) { state_change = sk->sk_state_change; @@ -68,7 +68,7 @@ void rds_tcp_state_change(struct sock *sk) break; } out: - read_unlock(&sk->sk_callback_lock); + read_unlock_bh(&sk->sk_callback_lock); state_change(sk); } diff --git a/net/rds/tcp_listen.c b/net/rds/tcp_listen.c index 975183fe695..27844f231d1 100644 --- a/net/rds/tcp_listen.c +++ b/net/rds/tcp_listen.c @@ -114,7 +114,7 @@ void rds_tcp_listen_data_ready(struct sock *sk, int bytes) rdsdebug("listen data ready sk %p\n", sk); - read_lock(&sk->sk_callback_lock); + read_lock_bh(&sk->sk_callback_lock); ready = sk->sk_user_data; if (ready == NULL) { /* check for teardown race */ ready = sk->sk_data_ready; @@ -131,7 +131,7 @@ void rds_tcp_listen_data_ready(struct sock *sk, int bytes) queue_work(rds_wq, &rds_tcp_listen_work); out: - read_unlock(&sk->sk_callback_lock); + read_unlock_bh(&sk->sk_callback_lock); ready(sk, bytes); } diff --git a/net/rds/tcp_recv.c b/net/rds/tcp_recv.c index 1aba6878fa5..e4379740410 100644 --- a/net/rds/tcp_recv.c +++ b/net/rds/tcp_recv.c @@ -324,7 +324,7 @@ void rds_tcp_data_ready(struct sock *sk, int bytes) rdsdebug("data ready sk %p bytes %d\n", sk, bytes); - read_lock(&sk->sk_callback_lock); + read_lock_bh(&sk->sk_callback_lock); conn = sk->sk_user_data; if (conn == NULL) { /* check for teardown race */ ready = sk->sk_data_ready; @@ -338,7 +338,7 @@ void rds_tcp_data_ready(struct sock *sk, int bytes) if (rds_tcp_read_sock(conn, GFP_ATOMIC, KM_SOFTIRQ0) == -ENOMEM) queue_delayed_work(rds_wq, &conn->c_recv_w, 0); out: - read_unlock(&sk->sk_callback_lock); + read_unlock_bh(&sk->sk_callback_lock); ready(sk, bytes); } diff --git a/net/rds/tcp_send.c b/net/rds/tcp_send.c index a28b895ff0d..2f012a07d94 100644 --- a/net/rds/tcp_send.c +++ b/net/rds/tcp_send.c @@ -224,7 +224,7 @@ void rds_tcp_write_space(struct sock *sk) struct rds_connection *conn; struct rds_tcp_connection *tc; - read_lock(&sk->sk_callback_lock); + read_lock_bh(&sk->sk_callback_lock); conn = sk->sk_user_data; if (conn == NULL) { write_space = sk->sk_write_space; @@ -244,7 +244,7 @@ void rds_tcp_write_space(struct sock *sk) queue_delayed_work(rds_wq, &conn->c_send_w, 0); out: - read_unlock(&sk->sk_callback_lock); + read_unlock_bh(&sk->sk_callback_lock); /* * write_space is only called when data leaves tcp's send queue if diff --git a/net/rose/af_rose.c b/net/rose/af_rose.c index 8e45e76a95f..d952e7eac18 100644 --- a/net/rose/af_rose.c +++ b/net/rose/af_rose.c @@ -679,7 +679,7 @@ static int rose_bind(struct socket *sock, struct sockaddr *uaddr, int addr_len) if (addr_len == sizeof(struct sockaddr_rose) && addr->srose_ndigis > 1) return -EINVAL; - if (addr->srose_ndigis > ROSE_MAX_DIGIS) + if ((unsigned int) addr->srose_ndigis > ROSE_MAX_DIGIS) return -EINVAL; if ((dev = rose_dev_get(&addr->srose_addr)) == NULL) { @@ -739,7 +739,7 @@ static int rose_connect(struct socket *sock, struct sockaddr *uaddr, int addr_le if (addr_len == sizeof(struct sockaddr_rose) && addr->srose_ndigis > 1) return -EINVAL; - if (addr->srose_ndigis > ROSE_MAX_DIGIS) + if ((unsigned int) addr->srose_ndigis > ROSE_MAX_DIGIS) return -EINVAL; /* Source + Destination digis should not exceed ROSE_MAX_DIGIS */ diff --git a/net/sunrpc/xprtsock.c b/net/sunrpc/xprtsock.c index b6309db5622..fe9306bf10c 100644 --- a/net/sunrpc/xprtsock.c +++ b/net/sunrpc/xprtsock.c @@ -800,7 +800,7 @@ static void xs_udp_data_ready(struct sock *sk, int len) u32 _xid; __be32 *xp; - read_lock(&sk->sk_callback_lock); + read_lock_bh(&sk->sk_callback_lock); dprintk("RPC: xs_udp_data_ready...\n"); if (!(xprt = xprt_from_sock(sk))) goto out; @@ -852,7 +852,7 @@ static void xs_udp_data_ready(struct sock *sk, int len) dropit: skb_free_datagram(sk, skb); out: - read_unlock(&sk->sk_callback_lock); + read_unlock_bh(&sk->sk_callback_lock); } static inline void xs_tcp_read_fraghdr(struct rpc_xprt *xprt, struct xdr_skb_reader *desc) @@ -1229,7 +1229,7 @@ static void xs_tcp_data_ready(struct sock *sk, int bytes) dprintk("RPC: xs_tcp_data_ready...\n"); - read_lock(&sk->sk_callback_lock); + read_lock_bh(&sk->sk_callback_lock); if (!(xprt = xprt_from_sock(sk))) goto out; if (xprt->shutdown) @@ -1248,7 +1248,7 @@ static void xs_tcp_data_ready(struct sock *sk, int bytes) read = tcp_read_sock(sk, &rd_desc, xs_tcp_data_recv); } while (read > 0); out: - read_unlock(&sk->sk_callback_lock); + read_unlock_bh(&sk->sk_callback_lock); } /* @@ -1301,7 +1301,7 @@ static void xs_tcp_state_change(struct sock *sk) { struct rpc_xprt *xprt; - read_lock(&sk->sk_callback_lock); + read_lock_bh(&sk->sk_callback_lock); if (!(xprt = xprt_from_sock(sk))) goto out; dprintk("RPC: xs_tcp_state_change client %p...\n", xprt); @@ -1313,7 +1313,7 @@ static void xs_tcp_state_change(struct sock *sk) switch (sk->sk_state) { case TCP_ESTABLISHED: - spin_lock_bh(&xprt->transport_lock); + spin_lock(&xprt->transport_lock); if (!xprt_test_and_set_connected(xprt)) { struct sock_xprt *transport = container_of(xprt, struct sock_xprt, xprt); @@ -1327,7 +1327,7 @@ static void xs_tcp_state_change(struct sock *sk) xprt_wake_pending_tasks(xprt, -EAGAIN); } - spin_unlock_bh(&xprt->transport_lock); + spin_unlock(&xprt->transport_lock); break; case TCP_FIN_WAIT1: /* The client initiated a shutdown of the socket */ @@ -1365,7 +1365,7 @@ static void xs_tcp_state_change(struct sock *sk) xs_sock_mark_closed(xprt); } out: - read_unlock(&sk->sk_callback_lock); + read_unlock_bh(&sk->sk_callback_lock); } /** @@ -1376,7 +1376,7 @@ static void xs_error_report(struct sock *sk) { struct rpc_xprt *xprt; - read_lock(&sk->sk_callback_lock); + read_lock_bh(&sk->sk_callback_lock); if (!(xprt = xprt_from_sock(sk))) goto out; dprintk("RPC: %s client %p...\n" @@ -1384,7 +1384,7 @@ static void xs_error_report(struct sock *sk) __func__, xprt, sk->sk_err); xprt_wake_pending_tasks(xprt, -EAGAIN); out: - read_unlock(&sk->sk_callback_lock); + read_unlock_bh(&sk->sk_callback_lock); } static void xs_write_space(struct sock *sk) @@ -1416,13 +1416,13 @@ static void xs_write_space(struct sock *sk) */ static void xs_udp_write_space(struct sock *sk) { - read_lock(&sk->sk_callback_lock); + read_lock_bh(&sk->sk_callback_lock); /* from net/core/sock.c:sock_def_write_space */ if (sock_writeable(sk)) xs_write_space(sk); - read_unlock(&sk->sk_callback_lock); + read_unlock_bh(&sk->sk_callback_lock); } /** @@ -1437,13 +1437,13 @@ static void xs_udp_write_space(struct sock *sk) */ static void xs_tcp_write_space(struct sock *sk) { - read_lock(&sk->sk_callback_lock); + read_lock_bh(&sk->sk_callback_lock); /* from net/core/stream.c:sk_stream_write_space */ if (sk_stream_wspace(sk) >= sk_stream_min_wspace(sk)) xs_write_space(sk); - read_unlock(&sk->sk_callback_lock); + read_unlock_bh(&sk->sk_callback_lock); } static void xs_udp_do_set_buffer_size(struct rpc_xprt *xprt) diff --git a/net/wireless/wext-priv.c b/net/wireless/wext-priv.c index 3feb28e41c5..674d426a9d2 100644 --- a/net/wireless/wext-priv.c +++ b/net/wireless/wext-priv.c @@ -152,7 +152,7 @@ static int ioctl_private_iw_point(struct iw_point *iwp, unsigned int cmd, } else if (!iwp->pointer) return -EFAULT; - extra = kmalloc(extra_size, GFP_KERNEL); + extra = kzalloc(extra_size, GFP_KERNEL); if (!extra) return -ENOMEM; diff --git a/net/xfrm/xfrm_policy.c b/net/xfrm/xfrm_policy.c index 2b3ed7ad493..cbab6e1a8c9 100644 --- a/net/xfrm/xfrm_policy.c +++ b/net/xfrm/xfrm_policy.c @@ -1175,9 +1175,8 @@ xfrm_tmpl_resolve_one(struct xfrm_policy *policy, struct flowi *fl, tmpl->mode == XFRM_MODE_BEET) { remote = &tmpl->id.daddr; local = &tmpl->saddr; - family = tmpl->encap_family; - if (xfrm_addr_any(local, family)) { - error = xfrm_get_saddr(net, &tmp, remote, family); + if (xfrm_addr_any(local, tmpl->encap_family)) { + error = xfrm_get_saddr(net, &tmp, remote, tmpl->encap_family); if (error) goto fail; local = &tmp; diff --git a/net/xfrm/xfrm_state.c b/net/xfrm/xfrm_state.c index 5208b12fbfb..eb96ce52f17 100644 --- a/net/xfrm/xfrm_state.c +++ b/net/xfrm/xfrm_state.c @@ -656,15 +656,23 @@ void xfrm_sad_getinfo(struct net *net, struct xfrmk_sadinfo *si) EXPORT_SYMBOL(xfrm_sad_getinfo); static int -xfrm_init_tempsel(struct xfrm_state *x, struct flowi *fl, - struct xfrm_tmpl *tmpl, - xfrm_address_t *daddr, xfrm_address_t *saddr, - unsigned short family) +xfrm_init_tempstate(struct xfrm_state *x, struct flowi *fl, + struct xfrm_tmpl *tmpl, + xfrm_address_t *daddr, xfrm_address_t *saddr, + unsigned short family) { struct xfrm_state_afinfo *afinfo = xfrm_state_get_afinfo(family); if (!afinfo) return -1; - afinfo->init_tempsel(x, fl, tmpl, daddr, saddr); + afinfo->init_tempsel(&x->sel, fl); + + if (family != tmpl->encap_family) { + xfrm_state_put_afinfo(afinfo); + afinfo = xfrm_state_get_afinfo(tmpl->encap_family); + if (!afinfo) + return -1; + } + afinfo->init_temprop(x, tmpl, daddr, saddr); xfrm_state_put_afinfo(afinfo); return 0; } @@ -790,37 +798,38 @@ xfrm_state_find(xfrm_address_t *daddr, xfrm_address_t *saddr, int error = 0; struct xfrm_state *best = NULL; u32 mark = pol->mark.v & pol->mark.m; + unsigned short encap_family = tmpl->encap_family; to_put = NULL; spin_lock_bh(&xfrm_state_lock); - h = xfrm_dst_hash(net, daddr, saddr, tmpl->reqid, family); + h = xfrm_dst_hash(net, daddr, saddr, tmpl->reqid, encap_family); hlist_for_each_entry(x, entry, net->xfrm.state_bydst+h, bydst) { - if (x->props.family == family && + if (x->props.family == encap_family && x->props.reqid == tmpl->reqid && (mark & x->mark.m) == x->mark.v && !(x->props.flags & XFRM_STATE_WILDRECV) && - xfrm_state_addr_check(x, daddr, saddr, family) && + xfrm_state_addr_check(x, daddr, saddr, encap_family) && tmpl->mode == x->props.mode && tmpl->id.proto == x->id.proto && (tmpl->id.spi == x->id.spi || !tmpl->id.spi)) - xfrm_state_look_at(pol, x, fl, family, daddr, saddr, + xfrm_state_look_at(pol, x, fl, encap_family, daddr, saddr, &best, &acquire_in_progress, &error); } if (best) goto found; - h_wildcard = xfrm_dst_hash(net, daddr, &saddr_wildcard, tmpl->reqid, family); + h_wildcard = xfrm_dst_hash(net, daddr, &saddr_wildcard, tmpl->reqid, encap_family); hlist_for_each_entry(x, entry, net->xfrm.state_bydst+h_wildcard, bydst) { - if (x->props.family == family && + if (x->props.family == encap_family && x->props.reqid == tmpl->reqid && (mark & x->mark.m) == x->mark.v && !(x->props.flags & XFRM_STATE_WILDRECV) && - xfrm_state_addr_check(x, daddr, saddr, family) && + xfrm_state_addr_check(x, daddr, saddr, encap_family) && tmpl->mode == x->props.mode && tmpl->id.proto == x->id.proto && (tmpl->id.spi == x->id.spi || !tmpl->id.spi)) - xfrm_state_look_at(pol, x, fl, family, daddr, saddr, + xfrm_state_look_at(pol, x, fl, encap_family, daddr, saddr, &best, &acquire_in_progress, &error); } @@ -829,7 +838,7 @@ found: if (!x && !error && !acquire_in_progress) { if (tmpl->id.spi && (x0 = __xfrm_state_lookup(net, mark, daddr, tmpl->id.spi, - tmpl->id.proto, family)) != NULL) { + tmpl->id.proto, encap_family)) != NULL) { to_put = x0; error = -EEXIST; goto out; @@ -839,9 +848,9 @@ found: error = -ENOMEM; goto out; } - /* Initialize temporary selector matching only + /* Initialize temporary state matching only * to current session. */ - xfrm_init_tempsel(x, fl, tmpl, daddr, saddr, family); + xfrm_init_tempstate(x, fl, tmpl, daddr, saddr, family); memcpy(&x->mark, &pol->mark, sizeof(x->mark)); error = security_xfrm_state_alloc_acquire(x, pol->security, fl->secid); @@ -856,10 +865,10 @@ found: x->km.state = XFRM_STATE_ACQ; list_add(&x->km.all, &net->xfrm.state_all); hlist_add_head(&x->bydst, net->xfrm.state_bydst+h); - h = xfrm_src_hash(net, daddr, saddr, family); + h = xfrm_src_hash(net, daddr, saddr, encap_family); hlist_add_head(&x->bysrc, net->xfrm.state_bysrc+h); if (x->id.spi) { - h = xfrm_spi_hash(net, &x->id.daddr, x->id.spi, x->id.proto, family); + h = xfrm_spi_hash(net, &x->id.daddr, x->id.spi, x->id.proto, encap_family); hlist_add_head(&x->byspi, net->xfrm.state_byspi+h); } x->lft.hard_add_expires_seconds = net->xfrm.sysctl_acq_expires; diff --git a/security/tomoyo/common.c b/security/tomoyo/common.c index ef43995119a..c668b447c72 100644 --- a/security/tomoyo/common.c +++ b/security/tomoyo/common.c @@ -1416,15 +1416,19 @@ static char *tomoyo_print_header(struct tomoyo_request_info *r) const pid_t gpid = task_pid_nr(current); static const int tomoyo_buffer_len = 4096; char *buffer = kmalloc(tomoyo_buffer_len, GFP_NOFS); + pid_t ppid; if (!buffer) return NULL; do_gettimeofday(&tv); + rcu_read_lock(); + ppid = task_tgid_vnr(current->real_parent); + rcu_read_unlock(); snprintf(buffer, tomoyo_buffer_len - 1, "#timestamp=%lu profile=%u mode=%s (global-pid=%u)" " task={ pid=%u ppid=%u uid=%u gid=%u euid=%u" " egid=%u suid=%u sgid=%u fsuid=%u fsgid=%u }", tv.tv_sec, r->profile, tomoyo_mode[r->mode], gpid, - (pid_t) sys_getpid(), (pid_t) sys_getppid(), + task_tgid_vnr(current), ppid, current_uid(), current_gid(), current_euid(), current_egid(), current_suid(), current_sgid(), current_fsuid(), current_fsgid()); diff --git a/security/tomoyo/common.h b/security/tomoyo/common.h index 04454cb7b24..7c66bd89878 100644 --- a/security/tomoyo/common.h +++ b/security/tomoyo/common.h @@ -689,9 +689,6 @@ struct tomoyo_profile { /********** Function prototypes. **********/ -extern asmlinkage long sys_getpid(void); -extern asmlinkage long sys_getppid(void); - /* Check whether the given string starts with the given keyword. */ bool tomoyo_str_starts(char **src, const char *find); /* Get tomoyo_realpath() of current process. */ diff --git a/sound/pci/hda/patch_analog.c b/sound/pci/hda/patch_analog.c index b697fd2a6f8..10bbbaf6ebc 100644 --- a/sound/pci/hda/patch_analog.c +++ b/sound/pci/hda/patch_analog.c @@ -3641,6 +3641,7 @@ static struct snd_pci_quirk ad1984_cfg_tbl[] = { /* Lenovo Thinkpad T61/X61 */ SND_PCI_QUIRK_VENDOR(0x17aa, "Lenovo Thinkpad", AD1984_THINKPAD), SND_PCI_QUIRK(0x1028, 0x0214, "Dell T3400", AD1984_DELL_DESKTOP), + SND_PCI_QUIRK(0x1028, 0x0233, "Dell Latitude E6400", AD1984_DELL_DESKTOP), {} }; diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c index a1312a6c8af..a432e6efd19 100644 --- a/sound/pci/hda/patch_realtek.c +++ b/sound/pci/hda/patch_realtek.c @@ -1594,12 +1594,22 @@ static void alc_auto_parse_digital(struct hda_codec *codec) } if (spec->autocfg.dig_in_pin) { - hda_nid_t dig_nid; - err = snd_hda_get_connections(codec, - spec->autocfg.dig_in_pin, - &dig_nid, 1); - if (err > 0) - spec->dig_in_nid = dig_nid; + dig_nid = codec->start_nid; + for (i = 0; i < codec->num_nodes; i++, dig_nid++) { + unsigned int wcaps = get_wcaps(codec, dig_nid); + if (get_wcaps_type(wcaps) != AC_WID_AUD_IN) + continue; + if (!(wcaps & AC_WCAP_DIGITAL)) + continue; + if (!(wcaps & AC_WCAP_CONN_LIST)) + continue; + err = get_connection_index(codec, dig_nid, + spec->autocfg.dig_in_pin); + if (err >= 0) { + spec->dig_in_nid = dig_nid; + break; + } + } } } diff --git a/sound/pci/oxygen/oxygen.c b/sound/pci/oxygen/oxygen.c index 289cb4dacfc..6c0a11adb2a 100644 --- a/sound/pci/oxygen/oxygen.c +++ b/sound/pci/oxygen/oxygen.c @@ -543,6 +543,10 @@ static int __devinit get_oxygen_model(struct oxygen *chip, chip->model.suspend = claro_suspend; chip->model.resume = claro_resume; chip->model.set_adc_params = set_ak5385_params; + chip->model.device_config = PLAYBACK_0_TO_I2S | + PLAYBACK_1_TO_SPDIF | + CAPTURE_0_FROM_I2S_2 | + CAPTURE_1_FROM_SPDIF; break; } if (id->driver_data == MODEL_MERIDIAN || diff --git a/sound/pci/rme9652/hdsp.c b/sound/pci/rme9652/hdsp.c index b92adef8e81..d6fa7bfd9aa 100644 --- a/sound/pci/rme9652/hdsp.c +++ b/sound/pci/rme9652/hdsp.c @@ -4609,6 +4609,7 @@ static int snd_hdsp_hwdep_ioctl(struct snd_hwdep *hw, struct file *file, unsigne if (err < 0) return err; + memset(&info, 0, sizeof(info)); spin_lock_irqsave(&hdsp->lock, flags); info.pref_sync_ref = (unsigned char)hdsp_pref_sync_ref(hdsp); info.wordclock_sync_check = (unsigned char)hdsp_wc_sync_check(hdsp); diff --git a/sound/pci/rme9652/hdspm.c b/sound/pci/rme9652/hdspm.c index 547b713d720..0c98ef9156d 100644 --- a/sound/pci/rme9652/hdspm.c +++ b/sound/pci/rme9652/hdspm.c @@ -4127,6 +4127,7 @@ static int snd_hdspm_hwdep_ioctl(struct snd_hwdep * hw, struct file *file, case SNDRV_HDSPM_IOCTL_GET_CONFIG_INFO: + memset(&info, 0, sizeof(info)); spin_lock_irq(&hdspm->lock); info.pref_sync_ref = hdspm_pref_sync_ref(hdspm); info.wordclock_sync_check = hdspm_wc_sync_check(hdspm); diff --git a/sound/soc/sh/migor.c b/sound/soc/sh/migor.c index b823a5c9b9b..87e2b7fcbf1 100644 --- a/sound/soc/sh/migor.c +++ b/sound/soc/sh/migor.c @@ -12,6 +12,7 @@ #include <linux/firmware.h> #include <linux/module.h> +#include <asm/clkdev.h> #include <asm/clock.h> #include <cpu/sh7722.h> @@ -40,12 +41,12 @@ static struct clk_ops siumckb_clk_ops = { }; static struct clk siumckb_clk = { - .name = "siumckb_clk", - .id = -1, .ops = &siumckb_clk_ops, .rate = 0, /* initialised at run-time */ }; +static struct clk_lookup *siumckb_lookup; + static int migor_hw_params(struct snd_pcm_substream *substream, struct snd_pcm_hw_params *params) { @@ -180,6 +181,13 @@ static int __init migor_init(void) if (ret < 0) return ret; + siumckb_lookup = clkdev_alloc(&siumckb_clk, "siumckb_clk", NULL); + if (!siumckb_lookup) { + ret = -ENOMEM; + goto eclkdevalloc; + } + clkdev_add(siumckb_lookup); + /* Port number used on this machine: port B */ migor_snd_device = platform_device_alloc("soc-audio", 1); if (!migor_snd_device) { @@ -200,12 +208,15 @@ static int __init migor_init(void) epdevadd: platform_device_put(migor_snd_device); epdevalloc: + clkdev_drop(siumckb_lookup); +eclkdevalloc: clk_unregister(&siumckb_clk); return ret; } static void __exit migor_exit(void) { + clkdev_drop(siumckb_lookup); clk_unregister(&siumckb_clk); platform_device_unregister(migor_snd_device); } diff --git a/sound/soc/soc-cache.c b/sound/soc/soc-cache.c index adbc68ce905..f6b0d2829ea 100644 --- a/sound/soc/soc-cache.c +++ b/sound/soc/soc-cache.c @@ -203,8 +203,9 @@ static int snd_soc_8_16_write(struct snd_soc_codec *codec, unsigned int reg, data[1] = (value >> 8) & 0xff; data[2] = value & 0xff; - if (!snd_soc_codec_volatile_register(codec, reg)) - reg_cache[reg] = value; + if (!snd_soc_codec_volatile_register(codec, reg) + && reg < codec->reg_cache_size) + reg_cache[reg] = value; if (codec->cache_only) { codec->cache_sync = 1; diff --git a/virt/kvm/eventfd.c b/virt/kvm/eventfd.c index 66cf65b510b..c1f1e3c6298 100644 --- a/virt/kvm/eventfd.c +++ b/virt/kvm/eventfd.c @@ -218,7 +218,6 @@ kvm_irqfd_assign(struct kvm *kvm, int fd, int gsi) events = file->f_op->poll(file, &irqfd->pt); list_add_tail(&irqfd->list, &kvm->irqfds.items); - spin_unlock_irq(&kvm->irqfds.lock); /* * Check if there was an event already pending on the eventfd @@ -227,6 +226,8 @@ kvm_irqfd_assign(struct kvm *kvm, int fd, int gsi) if (events & POLLIN) schedule_work(&irqfd->inject); + spin_unlock_irq(&kvm->irqfds.lock); + /* * do not drop the file until the irqfd is fully initialized, otherwise * we might race against the POLLHUP diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c index d4853a54771..5186e728c53 100644 --- a/virt/kvm/kvm_main.c +++ b/virt/kvm/kvm_main.c @@ -1970,10 +1970,12 @@ static int kvm_cpu_hotplug(struct notifier_block *notifier, unsigned long val, asmlinkage void kvm_handle_fault_on_reboot(void) { - if (kvm_rebooting) + if (kvm_rebooting) { /* spin while reset goes on */ + local_irq_enable(); while (true) ; + } /* Fault while not rebooting. We want the trace. */ BUG(); } |