diff options
76 files changed, 489 insertions, 425 deletions
diff --git a/Documentation/hwmon/coretemp b/Documentation/hwmon/coretemp index fa8776ab9b18..84d46c0c71a3 100644 --- a/Documentation/hwmon/coretemp +++ b/Documentation/hwmon/coretemp @@ -35,13 +35,6 @@ the Out-Of-Spec bit. Following table summarizes the exported sysfs files: All Sysfs entries are named with their core_id (represented here by 'X'). tempX_input - Core temperature (in millidegrees Celsius). tempX_max - All cooling devices should be turned on (on Core2). - Initialized with IA32_THERM_INTERRUPT. When the CPU - temperature reaches this temperature, an interrupt is - generated and tempX_max_alarm is set. -tempX_max_hyst - If the CPU temperature falls below than temperature, - an interrupt is generated and tempX_max_alarm is reset. -tempX_max_alarm - Set if the temperature reaches or exceeds tempX_max. - Reset if the temperature drops to or below tempX_max_hyst. tempX_crit - Maximum junction temperature (in millidegrees Celsius). tempX_crit_alarm - Set when Out-of-spec bit is set, never clears. Correct CPU operation is no longer guaranteed. @@ -49,9 +42,10 @@ tempX_label - Contains string "Core X", where X is processor number. For Package temp, this will be "Physical id Y", where Y is the package number. -The TjMax temperature is set to 85 degrees C if undocumented model specific -register (UMSR) 0xee has bit 30 set. If not the TjMax is 100 degrees C as -(sometimes) documented in processor datasheet. +On CPU models which support it, TjMax is read from a model-specific register. +On other models, it is set to an arbitrary value based on weak heuristics. +If these heuristics don't work for you, you can pass the correct TjMax value +as a module parameter (tjmax). Appendix A. Known TjMax lists (TBD): Some information comes from ark.intel.com diff --git a/Documentation/networking/scaling.txt b/Documentation/networking/scaling.txt index 58fd7414e6c0..8ce7c30e7230 100644 --- a/Documentation/networking/scaling.txt +++ b/Documentation/networking/scaling.txt @@ -243,7 +243,7 @@ configured. The number of entries in the global flow table is set through: The number of entries in the per-queue flow table are set through: - /sys/class/net/<dev>/queues/tx-<n>/rps_flow_cnt + /sys/class/net/<dev>/queues/rx-<n>/rps_flow_cnt == Suggested Configuration @@ -1,7 +1,7 @@ VERSION = 3 PATCHLEVEL = 1 SUBLEVEL = 0 -EXTRAVERSION = -rc7 +EXTRAVERSION = -rc8 NAME = "Divemaster Edition" # *DOCUMENTATION* diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index 3269576dbfa8..3146ed3f6eca 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -1283,6 +1283,20 @@ config ARM_ERRATA_364296 processor into full low interrupt latency mode. ARM11MPCore is not affected. +config ARM_ERRATA_764369 + bool "ARM errata: Data cache line maintenance operation by MVA may not succeed" + depends on CPU_V7 && SMP + help + This option enables the workaround for erratum 764369 + affecting Cortex-A9 MPCore with two or more processors (all + current revisions). Under certain timing circumstances, a data + cache line maintenance operation by MVA targeting an Inner + Shareable memory region may fail to proceed up to either the + Point of Coherency or to the Point of Unification of the + system. This workaround adds a DSB instruction before the + relevant cache maintenance functions and sets a specific bit + in the diagnostic control register of the SCU. + endmenu source "arch/arm/common/Kconfig" diff --git a/arch/arm/include/asm/futex.h b/arch/arm/include/asm/futex.h index 8c73900da9ed..253cc86318bf 100644 --- a/arch/arm/include/asm/futex.h +++ b/arch/arm/include/asm/futex.h @@ -25,17 +25,17 @@ #ifdef CONFIG_SMP -#define __futex_atomic_op(insn, ret, oldval, uaddr, oparg) \ +#define __futex_atomic_op(insn, ret, oldval, tmp, uaddr, oparg) \ smp_mb(); \ __asm__ __volatile__( \ - "1: ldrex %1, [%2]\n" \ + "1: ldrex %1, [%3]\n" \ " " insn "\n" \ - "2: strex %1, %0, [%2]\n" \ - " teq %1, #0\n" \ + "2: strex %2, %0, [%3]\n" \ + " teq %2, #0\n" \ " bne 1b\n" \ " mov %0, #0\n" \ - __futex_atomic_ex_table("%4") \ - : "=&r" (ret), "=&r" (oldval) \ + __futex_atomic_ex_table("%5") \ + : "=&r" (ret), "=&r" (oldval), "=&r" (tmp) \ : "r" (uaddr), "r" (oparg), "Ir" (-EFAULT) \ : "cc", "memory") @@ -73,14 +73,14 @@ futex_atomic_cmpxchg_inatomic(u32 *uval, u32 __user *uaddr, #include <linux/preempt.h> #include <asm/domain.h> -#define __futex_atomic_op(insn, ret, oldval, uaddr, oparg) \ +#define __futex_atomic_op(insn, ret, oldval, tmp, uaddr, oparg) \ __asm__ __volatile__( \ - "1: " T(ldr) " %1, [%2]\n" \ + "1: " T(ldr) " %1, [%3]\n" \ " " insn "\n" \ - "2: " T(str) " %0, [%2]\n" \ + "2: " T(str) " %0, [%3]\n" \ " mov %0, #0\n" \ - __futex_atomic_ex_table("%4") \ - : "=&r" (ret), "=&r" (oldval) \ + __futex_atomic_ex_table("%5") \ + : "=&r" (ret), "=&r" (oldval), "=&r" (tmp) \ : "r" (uaddr), "r" (oparg), "Ir" (-EFAULT) \ : "cc", "memory") @@ -117,7 +117,7 @@ futex_atomic_op_inuser (int encoded_op, u32 __user *uaddr) int cmp = (encoded_op >> 24) & 15; int oparg = (encoded_op << 8) >> 20; int cmparg = (encoded_op << 20) >> 20; - int oldval = 0, ret; + int oldval = 0, ret, tmp; if (encoded_op & (FUTEX_OP_OPARG_SHIFT << 28)) oparg = 1 << oparg; @@ -129,19 +129,19 @@ futex_atomic_op_inuser (int encoded_op, u32 __user *uaddr) switch (op) { case FUTEX_OP_SET: - __futex_atomic_op("mov %0, %3", ret, oldval, uaddr, oparg); + __futex_atomic_op("mov %0, %4", ret, oldval, tmp, uaddr, oparg); break; case FUTEX_OP_ADD: - __futex_atomic_op("add %0, %1, %3", ret, oldval, uaddr, oparg); + __futex_atomic_op("add %0, %1, %4", ret, oldval, tmp, uaddr, oparg); break; case FUTEX_OP_OR: - __futex_atomic_op("orr %0, %1, %3", ret, oldval, uaddr, oparg); + __futex_atomic_op("orr %0, %1, %4", ret, oldval, tmp, uaddr, oparg); break; case FUTEX_OP_ANDN: - __futex_atomic_op("and %0, %1, %3", ret, oldval, uaddr, ~oparg); + __futex_atomic_op("and %0, %1, %4", ret, oldval, tmp, uaddr, ~oparg); break; case FUTEX_OP_XOR: - __futex_atomic_op("eor %0, %1, %3", ret, oldval, uaddr, oparg); + __futex_atomic_op("eor %0, %1, %4", ret, oldval, tmp, uaddr, oparg); break; default: ret = -ENOSYS; diff --git a/arch/arm/include/asm/unistd.h b/arch/arm/include/asm/unistd.h index 2c04ed5efeb5..c60a2944f95b 100644 --- a/arch/arm/include/asm/unistd.h +++ b/arch/arm/include/asm/unistd.h @@ -478,8 +478,8 @@ /* * Unimplemented (or alternatively implemented) syscalls */ -#define __IGNORE_fadvise64_64 1 -#define __IGNORE_migrate_pages 1 +#define __IGNORE_fadvise64_64 +#define __IGNORE_migrate_pages #endif /* __KERNEL__ */ #endif /* __ASM_ARM_UNISTD_H */ diff --git a/arch/arm/kernel/smp_scu.c b/arch/arm/kernel/smp_scu.c index 79ed5e7f204a..7fcddb75c877 100644 --- a/arch/arm/kernel/smp_scu.c +++ b/arch/arm/kernel/smp_scu.c @@ -13,6 +13,7 @@ #include <asm/smp_scu.h> #include <asm/cacheflush.h> +#include <asm/cputype.h> #define SCU_CTRL 0x00 #define SCU_CONFIG 0x04 @@ -37,6 +38,15 @@ void __init scu_enable(void __iomem *scu_base) { u32 scu_ctrl; +#ifdef CONFIG_ARM_ERRATA_764369 + /* Cortex-A9 only */ + if ((read_cpuid(CPUID_ID) & 0xff0ffff0) == 0x410fc090) { + scu_ctrl = __raw_readl(scu_base + 0x30); + if (!(scu_ctrl & 1)) + __raw_writel(scu_ctrl | 0x1, scu_base + 0x30); + } +#endif + scu_ctrl = __raw_readl(scu_base + SCU_CTRL); /* already enabled? */ if (scu_ctrl & 1) diff --git a/arch/arm/kernel/vmlinux.lds.S b/arch/arm/kernel/vmlinux.lds.S index bf977f8514f6..4e66f62b8d41 100644 --- a/arch/arm/kernel/vmlinux.lds.S +++ b/arch/arm/kernel/vmlinux.lds.S @@ -23,8 +23,10 @@ #if defined(CONFIG_SMP_ON_UP) && !defined(CONFIG_DEBUG_SPINLOCK) #define ARM_EXIT_KEEP(x) x +#define ARM_EXIT_DISCARD(x) #else #define ARM_EXIT_KEEP(x) +#define ARM_EXIT_DISCARD(x) x #endif OUTPUT_ARCH(arm) @@ -39,6 +41,11 @@ jiffies = jiffies_64 + 4; SECTIONS { /* + * XXX: The linker does not define how output sections are + * assigned to input sections when there are multiple statements + * matching the same input section name. There is no documented + * order of matching. + * * unwind exit sections must be discarded before the rest of the * unwind sections get included. */ @@ -47,6 +54,9 @@ SECTIONS *(.ARM.extab.exit.text) ARM_CPU_DISCARD(*(.ARM.exidx.cpuexit.text)) ARM_CPU_DISCARD(*(.ARM.extab.cpuexit.text)) + ARM_EXIT_DISCARD(EXIT_TEXT) + ARM_EXIT_DISCARD(EXIT_DATA) + EXIT_CALL #ifndef CONFIG_HOTPLUG *(.ARM.exidx.devexit.text) *(.ARM.extab.devexit.text) @@ -58,6 +68,8 @@ SECTIONS #ifndef CONFIG_SMP_ON_UP *(.alt.smp.init) #endif + *(.discard) + *(.discard.*) } #ifdef CONFIG_XIP_KERNEL @@ -279,9 +291,6 @@ SECTIONS STABS_DEBUG .comment 0 : { *(.comment) } - - /* Default discards */ - DISCARDS } /* diff --git a/arch/arm/mach-exynos4/clock.c b/arch/arm/mach-exynos4/clock.c index 79d6cd0c8e7b..86964d2e9e1b 100644 --- a/arch/arm/mach-exynos4/clock.c +++ b/arch/arm/mach-exynos4/clock.c @@ -899,8 +899,7 @@ static struct clksrc_clk clksrcs[] = { .reg_div = { .reg = S5P_CLKDIV_CAM, .shift = 28, .size = 4 }, }, { .clk = { - .name = "sclk_cam", - .devname = "exynos4-fimc.0", + .name = "sclk_cam0", .enable = exynos4_clksrc_mask_cam_ctrl, .ctrlbit = (1 << 16), }, @@ -909,8 +908,7 @@ static struct clksrc_clk clksrcs[] = { .reg_div = { .reg = S5P_CLKDIV_CAM, .shift = 16, .size = 4 }, }, { .clk = { - .name = "sclk_cam", - .devname = "exynos4-fimc.1", + .name = "sclk_cam1", .enable = exynos4_clksrc_mask_cam_ctrl, .ctrlbit = (1 << 20), }, diff --git a/arch/arm/mach-s3c2443/clock.c b/arch/arm/mach-s3c2443/clock.c index a1a7176675b9..38058af48972 100644 --- a/arch/arm/mach-s3c2443/clock.c +++ b/arch/arm/mach-s3c2443/clock.c @@ -128,7 +128,7 @@ static int s3c2443_armclk_setrate(struct clk *clk, unsigned long rate) unsigned long clkcon0; clkcon0 = __raw_readl(S3C2443_CLKDIV0); - clkcon0 &= S3C2443_CLKDIV0_ARMDIV_MASK; + clkcon0 &= ~S3C2443_CLKDIV0_ARMDIV_MASK; clkcon0 |= val << S3C2443_CLKDIV0_ARMDIV_SHIFT; __raw_writel(clkcon0, S3C2443_CLKDIV0); } diff --git a/arch/arm/mach-s5pv210/clock.c b/arch/arm/mach-s5pv210/clock.c index 52a8e607bcc2..f5f8fa89679c 100644 --- a/arch/arm/mach-s5pv210/clock.c +++ b/arch/arm/mach-s5pv210/clock.c @@ -815,8 +815,7 @@ static struct clksrc_clk clksrcs[] = { .reg_div = { .reg = S5P_CLK_DIV3, .shift = 20, .size = 4 }, }, { .clk = { - .name = "sclk_cam", - .devname = "s5pv210-fimc.0", + .name = "sclk_cam0", .enable = s5pv210_clk_mask0_ctrl, .ctrlbit = (1 << 3), }, @@ -825,8 +824,7 @@ static struct clksrc_clk clksrcs[] = { .reg_div = { .reg = S5P_CLK_DIV1, .shift = 12, .size = 4 }, }, { .clk = { - .name = "sclk_cam", - .devname = "s5pv210-fimc.1", + .name = "sclk_cam1", .enable = s5pv210_clk_mask0_ctrl, .ctrlbit = (1 << 4), }, diff --git a/arch/arm/mm/cache-v7.S b/arch/arm/mm/cache-v7.S index 3b24bfa3b828..07c4bc8ea0a4 100644 --- a/arch/arm/mm/cache-v7.S +++ b/arch/arm/mm/cache-v7.S @@ -174,6 +174,10 @@ ENTRY(v7_coherent_user_range) dcache_line_size r2, r3 sub r3, r2, #1 bic r12, r0, r3 +#ifdef CONFIG_ARM_ERRATA_764369 + ALT_SMP(W(dsb)) + ALT_UP(W(nop)) +#endif 1: USER( mcr p15, 0, r12, c7, c11, 1 ) @ clean D line to the point of unification add r12, r12, r2 @@ -223,6 +227,10 @@ ENTRY(v7_flush_kern_dcache_area) add r1, r0, r1 sub r3, r2, #1 bic r0, r0, r3 +#ifdef CONFIG_ARM_ERRATA_764369 + ALT_SMP(W(dsb)) + ALT_UP(W(nop)) +#endif 1: mcr p15, 0, r0, c7, c14, 1 @ clean & invalidate D line / unified line add r0, r0, r2 @@ -247,6 +255,10 @@ v7_dma_inv_range: sub r3, r2, #1 tst r0, r3 bic r0, r0, r3 +#ifdef CONFIG_ARM_ERRATA_764369 + ALT_SMP(W(dsb)) + ALT_UP(W(nop)) +#endif mcrne p15, 0, r0, c7, c14, 1 @ clean & invalidate D / U line tst r1, r3 @@ -270,6 +282,10 @@ v7_dma_clean_range: dcache_line_size r2, r3 sub r3, r2, #1 bic r0, r0, r3 +#ifdef CONFIG_ARM_ERRATA_764369 + ALT_SMP(W(dsb)) + ALT_UP(W(nop)) +#endif 1: mcr p15, 0, r0, c7, c10, 1 @ clean D / U line add r0, r0, r2 @@ -288,6 +304,10 @@ ENTRY(v7_dma_flush_range) dcache_line_size r2, r3 sub r3, r2, #1 bic r0, r0, r3 +#ifdef CONFIG_ARM_ERRATA_764369 + ALT_SMP(W(dsb)) + ALT_UP(W(nop)) +#endif 1: mcr p15, 0, r0, c7, c14, 1 @ clean & invalidate D / U line add r0, r0, r2 diff --git a/arch/arm/mm/dma-mapping.c b/arch/arm/mm/dma-mapping.c index 0a0a1e7c20d2..c3ff82f92d9c 100644 --- a/arch/arm/mm/dma-mapping.c +++ b/arch/arm/mm/dma-mapping.c @@ -324,6 +324,8 @@ __dma_alloc(struct device *dev, size_t size, dma_addr_t *handle, gfp_t gfp, if (addr) *handle = pfn_to_dma(dev, page_to_pfn(page)); + else + __dma_free_buffer(page, size); return addr; } diff --git a/arch/arm/plat-s5p/irq-gpioint.c b/arch/arm/plat-s5p/irq-gpioint.c index f71078ef6bb5..f88216d23991 100644 --- a/arch/arm/plat-s5p/irq-gpioint.c +++ b/arch/arm/plat-s5p/irq-gpioint.c @@ -114,17 +114,18 @@ static __init int s5p_gpioint_add(struct s3c_gpio_chip *chip) { static int used_gpioint_groups = 0; int group = chip->group; - struct s5p_gpioint_bank *bank = NULL; + struct s5p_gpioint_bank *b, *bank = NULL; struct irq_chip_generic *gc; struct irq_chip_type *ct; if (used_gpioint_groups >= S5P_GPIOINT_GROUP_COUNT) return -ENOMEM; - list_for_each_entry(bank, &banks, list) { - if (group >= bank->start && - group < bank->start + bank->nr_groups) + list_for_each_entry(b, &banks, list) { + if (group >= b->start && group < b->start + b->nr_groups) { + bank = b; break; + } } if (!bank) return -EINVAL; diff --git a/arch/powerpc/platforms/powermac/pci.c b/arch/powerpc/platforms/powermac/pci.c index 5cc83851ad06..31a7d3a7ce25 100644 --- a/arch/powerpc/platforms/powermac/pci.c +++ b/arch/powerpc/platforms/powermac/pci.c @@ -561,6 +561,20 @@ static struct pci_ops u4_pcie_pci_ops = .write = u4_pcie_write_config, }; +static void __devinit pmac_pci_fixup_u4_of_node(struct pci_dev *dev) +{ + /* Apple's device-tree "hides" the root complex virtual P2P bridge + * on U4. However, Linux sees it, causing the PCI <-> OF matching + * code to fail to properly match devices below it. This works around + * it by setting the node of the bridge to point to the PHB node, + * which is not entirely correct but fixes the matching code and + * doesn't break anything else. It's also the simplest possible fix. + */ + if (dev->dev.of_node == NULL) + dev->dev.of_node = pcibios_get_phb_of_node(dev->bus); +} +DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_APPLE, 0x5b, pmac_pci_fixup_u4_of_node); + #endif /* CONFIG_PPC64 */ #ifdef CONFIG_PPC32 diff --git a/arch/sparc/include/asm/spitfire.h b/arch/sparc/include/asm/spitfire.h index 55a17c6efeb8..d06a26601753 100644 --- a/arch/sparc/include/asm/spitfire.h +++ b/arch/sparc/include/asm/spitfire.h @@ -43,6 +43,8 @@ #define SUN4V_CHIP_NIAGARA1 0x01 #define SUN4V_CHIP_NIAGARA2 0x02 #define SUN4V_CHIP_NIAGARA3 0x03 +#define SUN4V_CHIP_NIAGARA4 0x04 +#define SUN4V_CHIP_NIAGARA5 0x05 #define SUN4V_CHIP_UNKNOWN 0xff #ifndef __ASSEMBLY__ diff --git a/arch/sparc/include/asm/xor_64.h b/arch/sparc/include/asm/xor_64.h index 9ed6ff679ab7..ee8edc68423e 100644 --- a/arch/sparc/include/asm/xor_64.h +++ b/arch/sparc/include/asm/xor_64.h @@ -66,6 +66,8 @@ static struct xor_block_template xor_block_niagara = { ((tlb_type == hypervisor && \ (sun4v_chip_type == SUN4V_CHIP_NIAGARA1 || \ sun4v_chip_type == SUN4V_CHIP_NIAGARA2 || \ - sun4v_chip_type == SUN4V_CHIP_NIAGARA3)) ? \ + sun4v_chip_type == SUN4V_CHIP_NIAGARA3 || \ + sun4v_chip_type == SUN4V_CHIP_NIAGARA4 || \ + sun4v_chip_type == SUN4V_CHIP_NIAGARA5)) ? \ &xor_block_niagara : \ &xor_block_VIS) diff --git a/arch/sparc/kernel/cpu.c b/arch/sparc/kernel/cpu.c index 9810fd881058..ba9b1cec4e6b 100644 --- a/arch/sparc/kernel/cpu.c +++ b/arch/sparc/kernel/cpu.c @@ -481,6 +481,18 @@ static void __init sun4v_cpu_probe(void) sparc_pmu_type = "niagara3"; break; + case SUN4V_CHIP_NIAGARA4: + sparc_cpu_type = "UltraSparc T4 (Niagara4)"; + sparc_fpu_type = "UltraSparc T4 integrated FPU"; + sparc_pmu_type = "niagara4"; + break; + + case SUN4V_CHIP_NIAGARA5: + sparc_cpu_type = "UltraSparc T5 (Niagara5)"; + sparc_fpu_type = "UltraSparc T5 integrated FPU"; + sparc_pmu_type = "niagara5"; + break; + default: printk(KERN_WARNING "CPU: Unknown sun4v cpu type [%s]\n", prom_cpu_compatible); diff --git a/arch/sparc/kernel/cpumap.c b/arch/sparc/kernel/cpumap.c index 4197e8d62d4c..9323eafccb93 100644 --- a/arch/sparc/kernel/cpumap.c +++ b/arch/sparc/kernel/cpumap.c @@ -325,6 +325,8 @@ static int iterate_cpu(struct cpuinfo_tree *t, unsigned int root_index) case SUN4V_CHIP_NIAGARA1: case SUN4V_CHIP_NIAGARA2: case SUN4V_CHIP_NIAGARA3: + case SUN4V_CHIP_NIAGARA4: + case SUN4V_CHIP_NIAGARA5: rover_inc_table = niagara_iterate_method; break; default: diff --git a/arch/sparc/kernel/head_64.S b/arch/sparc/kernel/head_64.S index 0eac1b2fc53d..0d810c2f1d00 100644 --- a/arch/sparc/kernel/head_64.S +++ b/arch/sparc/kernel/head_64.S @@ -133,7 +133,7 @@ prom_sun4v_name: prom_niagara_prefix: .asciz "SUNW,UltraSPARC-T" prom_sparc_prefix: - .asciz "SPARC-T" + .asciz "SPARC-" .align 4 prom_root_compatible: .skip 64 @@ -396,7 +396,7 @@ sun4v_chip_type: or %g1, %lo(prom_cpu_compatible), %g1 sethi %hi(prom_sparc_prefix), %g7 or %g7, %lo(prom_sparc_prefix), %g7 - mov 7, %g3 + mov 6, %g3 90: ldub [%g7], %g2 ldub [%g1], %g4 cmp %g2, %g4 @@ -408,10 +408,23 @@ sun4v_chip_type: sethi %hi(prom_cpu_compatible), %g1 or %g1, %lo(prom_cpu_compatible), %g1 - ldub [%g1 + 7], %g2 + ldub [%g1 + 6], %g2 + cmp %g2, 'T' + be,pt %xcc, 70f + cmp %g2, 'M' + bne,pn %xcc, 4f + nop + +70: ldub [%g1 + 7], %g2 cmp %g2, '3' be,pt %xcc, 5f mov SUN4V_CHIP_NIAGARA3, %g4 + cmp %g2, '4' + be,pt %xcc, 5f + mov SUN4V_CHIP_NIAGARA4, %g4 + cmp %g2, '5' + be,pt %xcc, 5f + mov SUN4V_CHIP_NIAGARA5, %g4 ba,pt %xcc, 4f nop @@ -545,6 +558,12 @@ niagara_tlb_fixup: cmp %g1, SUN4V_CHIP_NIAGARA3 be,pt %xcc, niagara2_patch nop + cmp %g1, SUN4V_CHIP_NIAGARA4 + be,pt %xcc, niagara2_patch + nop + cmp %g1, SUN4V_CHIP_NIAGARA5 + be,pt %xcc, niagara2_patch + nop call generic_patch_copyops nop diff --git a/arch/sparc/kernel/process_32.c b/arch/sparc/kernel/process_32.c index c8cc461ff75f..f793742eec2b 100644 --- a/arch/sparc/kernel/process_32.c +++ b/arch/sparc/kernel/process_32.c @@ -380,8 +380,7 @@ void flush_thread(void) #endif } - /* Now, this task is no longer a kernel thread. */ - current->thread.current_ds = USER_DS; + /* This task is no longer a kernel thread. */ if (current->thread.flags & SPARC_FLAG_KTHREAD) { current->thread.flags &= ~SPARC_FLAG_KTHREAD; diff --git a/arch/sparc/kernel/process_64.c b/arch/sparc/kernel/process_64.c index c158a95ec664..d959cd0a4aa4 100644 --- a/arch/sparc/kernel/process_64.c +++ b/arch/sparc/kernel/process_64.c @@ -368,9 +368,6 @@ void flush_thread(void) /* Clear FPU register state. */ t->fpsaved[0] = 0; - - if (get_thread_current_ds() != ASI_AIUS) - set_fs(USER_DS); } /* It's a bit more tricky when 64-bit tasks are involved... */ diff --git a/arch/sparc/kernel/setup_32.c b/arch/sparc/kernel/setup_32.c index d26e1f6c717a..3e3e2914c70b 100644 --- a/arch/sparc/kernel/setup_32.c +++ b/arch/sparc/kernel/setup_32.c @@ -137,7 +137,7 @@ static void __init process_switch(char c) prom_halt(); break; case 'p': - /* Just ignore, this behavior is now the default. */ + prom_early_console.flags &= ~CON_BOOT; break; default: printk("Unknown boot switch (-%c)\n", c); diff --git a/arch/sparc/kernel/setup_64.c b/arch/sparc/kernel/setup_64.c index 3c5bb784214f..c965595aa7e9 100644 --- a/arch/sparc/kernel/setup_64.c +++ b/arch/sparc/kernel/setup_64.c @@ -106,7 +106,7 @@ static void __init process_switch(char c) prom_halt(); break; case 'p': - /* Just ignore, this behavior is now the default. */ + prom_early_console.flags &= ~CON_BOOT; break; case 'P': /* Force UltraSPARC-III P-Cache on. */ @@ -425,10 +425,14 @@ static void __init init_sparc64_elf_hwcap(void) else if (tlb_type == hypervisor) { if (sun4v_chip_type == SUN4V_CHIP_NIAGARA1 || sun4v_chip_type == SUN4V_CHIP_NIAGARA2 || - sun4v_chip_type == SUN4V_CHIP_NIAGARA3) + sun4v_chip_type == SUN4V_CHIP_NIAGARA3 || + sun4v_chip_type == SUN4V_CHIP_NIAGARA4 || + sun4v_chip_type == SUN4V_CHIP_NIAGARA5) cap |= HWCAP_SPARC_BLKINIT; if (sun4v_chip_type == SUN4V_CHIP_NIAGARA2 || - sun4v_chip_type == SUN4V_CHIP_NIAGARA3) + sun4v_chip_type == SUN4V_CHIP_NIAGARA3 || + sun4v_chip_type == SUN4V_CHIP_NIAGARA4 || + sun4v_chip_type == SUN4V_CHIP_NIAGARA5) cap |= HWCAP_SPARC_N2; } @@ -452,11 +456,15 @@ static void __init init_sparc64_elf_hwcap(void) if (sun4v_chip_type == SUN4V_CHIP_NIAGARA1) cap |= AV_SPARC_ASI_BLK_INIT; if (sun4v_chip_type == SUN4V_CHIP_NIAGARA2 || - sun4v_chip_type == SUN4V_CHIP_NIAGARA3) + sun4v_chip_type == SUN4V_CHIP_NIAGARA3 || + sun4v_chip_type == SUN4V_CHIP_NIAGARA4 || + sun4v_chip_type == SUN4V_CHIP_NIAGARA5) cap |= (AV_SPARC_VIS | AV_SPARC_VIS2 | AV_SPARC_ASI_BLK_INIT | AV_SPARC_POPC); - if (sun4v_chip_type == SUN4V_CHIP_NIAGARA3) + if (sun4v_chip_type == SUN4V_CHIP_NIAGARA3 || + sun4v_chip_type == SUN4V_CHIP_NIAGARA4 || + sun4v_chip_type == SUN4V_CHIP_NIAGARA5) cap |= (AV_SPARC_VIS3 | AV_SPARC_HPC | AV_SPARC_FMAF); } diff --git a/arch/sparc/mm/init_64.c b/arch/sparc/mm/init_64.c index 581531dbc8b5..8e073d802139 100644 --- a/arch/sparc/mm/init_64.c +++ b/arch/sparc/mm/init_64.c @@ -511,6 +511,11 @@ static void __init read_obp_translations(void) for (i = 0; i < prom_trans_ents; i++) prom_trans[i].data &= ~0x0003fe0000000000UL; } + + /* Force execute bit on. */ + for (i = 0; i < prom_trans_ents; i++) + prom_trans[i].data |= (tlb_type == hypervisor ? + _PAGE_EXEC_4V : _PAGE_EXEC_4U); } static void __init hypervisor_tlb_lock(unsigned long vaddr, diff --git a/arch/x86/kvm/emulate.c b/arch/x86/kvm/emulate.c index 6f08bc940fa8..8b4cc5f067de 100644 --- a/arch/x86/kvm/emulate.c +++ b/arch/x86/kvm/emulate.c @@ -3603,7 +3603,7 @@ done_prefixes: break; case Src2CL: ctxt->src2.bytes = 1; - ctxt->src2.val = ctxt->regs[VCPU_REGS_RCX] & 0x8; + ctxt->src2.val = ctxt->regs[VCPU_REGS_RCX] & 0xff; break; case Src2ImmByte: rc = decode_imm(ctxt, &ctxt->src2, 1, true); diff --git a/arch/x86/kvm/mmu.c b/arch/x86/kvm/mmu.c index 1c5b69373a00..8e8da7960dbe 100644 --- a/arch/x86/kvm/mmu.c +++ b/arch/x86/kvm/mmu.c @@ -400,7 +400,8 @@ static u64 __update_clear_spte_slow(u64 *sptep, u64 spte) /* xchg acts as a barrier before the setting of the high bits */ orig.spte_low = xchg(&ssptep->spte_low, sspte.spte_low); - orig.spte_high = ssptep->spte_high = sspte.spte_high; + orig.spte_high = ssptep->spte_high; + ssptep->spte_high = sspte.spte_high; count_spte_clear(sptep, spte); return orig.spte; diff --git a/block/blk-core.c b/block/blk-core.c index b2ed78afd9f0..d34433ae7917 100644 --- a/block/blk-core.c +++ b/block/blk-core.c @@ -348,9 +348,10 @@ void blk_put_queue(struct request_queue *q) EXPORT_SYMBOL(blk_put_queue); /* - * Note: If a driver supplied the queue lock, it should not zap that lock - * unexpectedly as some queue cleanup components like elevator_exit() and - * blk_throtl_exit() need queue lock. + * Note: If a driver supplied the queue lock, it is disconnected + * by this function. The actual state of the lock doesn't matter + * here as the request_queue isn't accessible after this point + * (QUEUE_FLAG_DEAD is set) and no other requests will be queued. */ void blk_cleanup_queue(struct request_queue *q) { @@ -367,10 +368,8 @@ void blk_cleanup_queue(struct request_queue *q) queue_flag_set_unlocked(QUEUE_FLAG_DEAD, q); mutex_unlock(&q->sysfs_lock); - if (q->elevator) - elevator_exit(q->elevator); - - blk_throtl_exit(q); + if (q->queue_lock != &q->__queue_lock) + q->queue_lock = &q->__queue_lock; blk_put_queue(q); } diff --git a/block/blk-sysfs.c b/block/blk-sysfs.c index e681805cdb47..60fda88c57f0 100644 --- a/block/blk-sysfs.c +++ b/block/blk-sysfs.c @@ -479,6 +479,11 @@ static void blk_release_queue(struct kobject *kobj) blk_sync_queue(q); + if (q->elevator) + elevator_exit(q->elevator); + + blk_throtl_exit(q); + if (rl->rq_pool) mempool_destroy(rl->rq_pool); diff --git a/drivers/base/power/clock_ops.c b/drivers/base/power/clock_ops.c index 2c18d584066d..b97294e2d95b 100644 --- a/drivers/base/power/clock_ops.c +++ b/drivers/base/power/clock_ops.c @@ -42,6 +42,22 @@ static struct pm_clk_data *__to_pcd(struct device *dev) } /** + * pm_clk_acquire - Acquire a device clock. + * @dev: Device whose clock is to be acquired. + * @ce: PM clock entry corresponding to the clock. + */ +static void pm_clk_acquire(struct device *dev, struct pm_clock_entry *ce) +{ + ce->clk = clk_get(dev, ce->con_id); + if (IS_ERR(ce->clk)) { + ce->status = PCE_STATUS_ERROR; + } else { + ce->status = PCE_STATUS_ACQUIRED; + dev_dbg(dev, "Clock %s managed by runtime PM.\n", ce->con_id); + } +} + +/** * pm_clk_add - Start using a device clock for power management. * @dev: Device whose clock is going to be used for power management. * @con_id: Connection ID of the clock. @@ -73,6 +89,8 @@ int pm_clk_add(struct device *dev, const char *con_id) } } + pm_clk_acquire(dev, ce); + spin_lock_irq(&pcd->lock); list_add_tail(&ce->node, &pcd->clock_list); spin_unlock_irq(&pcd->lock); @@ -82,17 +100,12 @@ int pm_clk_add(struct device *dev, const char *con_id) /** * __pm_clk_remove - Destroy PM clock entry. * @ce: PM clock entry to destroy. - * - * This routine must be called under the spinlock protecting the PM list of - * clocks corresponding the the @ce's device. */ static void __pm_clk_remove(struct pm_clock_entry *ce) { if (!ce) return; - list_del(&ce->node); - if (ce->status < PCE_STATUS_ERROR) { if (ce->status == PCE_STATUS_ENABLED) clk_disable(ce->clk); @@ -126,18 +139,22 @@ void pm_clk_remove(struct device *dev, const char *con_id) spin_lock_irq(&pcd->lock); list_for_each_entry(ce, &pcd->clock_list, node) { - if (!con_id && !ce->con_id) { - __pm_clk_remove(ce); - break; - } else if (!con_id || !ce->con_id) { + if (!con_id && !ce->con_id) + goto remove; + else if (!con_id || !ce->con_id) continue; - } else if (!strcmp(con_id, ce->con_id)) { - __pm_clk_remove(ce); - break; - } + else if (!strcmp(con_id, ce->con_id)) + goto remove; } spin_unlock_irq(&pcd->lock); + return; + + remove: + list_del(&ce->node); + spin_unlock_irq(&pcd->lock); + + __pm_clk_remove(ce); } /** @@ -175,20 +192,27 @@ void pm_clk_destroy(struct device *dev) { struct pm_clk_data *pcd = __to_pcd(dev); struct pm_clock_entry *ce, *c; + struct list_head list; if (!pcd) return; dev->power.subsys_data = NULL; + INIT_LIST_HEAD(&list); spin_lock_irq(&pcd->lock); list_for_each_entry_safe_reverse(ce, c, &pcd->clock_list, node) - __pm_clk_remove(ce); + list_move(&ce->node, &list); spin_unlock_irq(&pcd->lock); kfree(pcd); + + list_for_each_entry_safe_reverse(ce, c, &list, node) { + list_del(&ce->node); + __pm_clk_remove(ce); + } } #endif /* CONFIG_PM */ @@ -196,23 +220,6 @@ void pm_clk_destroy(struct device *dev) #ifdef CONFIG_PM_RUNTIME /** - * pm_clk_acquire - Acquire a device clock. - * @dev: Device whose clock is to be acquired. - * @con_id: Connection ID of the clock. - */ -static void pm_clk_acquire(struct device *dev, - struct pm_clock_entry *ce) -{ - ce->clk = clk_get(dev, ce->con_id); - if (IS_ERR(ce->clk)) { - ce->status = PCE_STATUS_ERROR; - } else { - ce->status = PCE_STATUS_ACQUIRED; - dev_dbg(dev, "Clock %s managed by runtime PM.\n", ce->con_id); - } -} - -/** * pm_clk_suspend - Disable clocks in a device's PM clock list. * @dev: Device to disable the clocks for. */ @@ -230,9 +237,6 @@ int pm_clk_suspend(struct device *dev) spin_lock_irqsave(&pcd->lock, flags); list_for_each_entry_reverse(ce, &pcd->clock_list, node) { - if (ce->status == PCE_STATUS_NONE) - pm_clk_acquire(dev, ce); - if (ce->status < PCE_STATUS_ERROR) { clk_disable(ce->clk); ce->status = PCE_STATUS_ACQUIRED; @@ -262,9 +266,6 @@ int pm_clk_resume(struct device *dev) spin_lock_irqsave(&pcd->lock, flags); list_for_each_entry(ce, &pcd->clock_list, node) { - if (ce->status == PCE_STATUS_NONE) - pm_clk_acquire(dev, ce); - if (ce->status < PCE_STATUS_ERROR) { clk_enable(ce->clk); ce->status = PCE_STATUS_ENABLED; diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c index ce045a8cf82c..f07e4252b708 100644 --- a/drivers/gpu/drm/i915/i915_drv.c +++ b/drivers/gpu/drm/i915/i915_drv.c @@ -67,11 +67,11 @@ module_param_named(i915_enable_rc6, i915_enable_rc6, int, 0600); MODULE_PARM_DESC(i915_enable_rc6, "Enable power-saving render C-state 6 (default: true)"); -unsigned int i915_enable_fbc __read_mostly = 1; +unsigned int i915_enable_fbc __read_mostly = -1; module_param_named(i915_enable_fbc, i915_enable_fbc, int, 0600); MODULE_PARM_DESC(i915_enable_fbc, "Enable frame buffer compression for power savings " - "(default: false)"); + "(default: -1 (use per-chip default))"); unsigned int i915_lvds_downclock __read_mostly = 0; module_param_named(lvds_downclock, i915_lvds_downclock, int, 0400); diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 56a8554d9039..04411ad2e779 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -1799,6 +1799,7 @@ static void intel_update_fbc(struct drm_device *dev) struct drm_framebuffer *fb; struct intel_framebuffer *intel_fb; struct drm_i915_gem_object *obj; + int enable_fbc; DRM_DEBUG_KMS("\n"); @@ -1839,8 +1840,15 @@ static void intel_update_fbc(struct drm_device *dev) intel_fb = to_intel_framebuffer(fb); obj = intel_fb->obj; - if (!i915_enable_fbc) { - DRM_DEBUG_KMS("fbc disabled per module param (default off)\n"); + enable_fbc = i915_enable_fbc; + if (enable_fbc < 0) { + DRM_DEBUG_KMS("fbc set to per-chip default\n"); + enable_fbc = 1; + if (INTEL_INFO(dev)->gen <= 5) + enable_fbc = 0; + } + if (!enable_fbc) { + DRM_DEBUG_KMS("fbc disabled per module param\n"); dev_priv->no_fbc_reason = FBC_MODULE_PARAM; goto out_disable; } @@ -4687,13 +4695,13 @@ static bool intel_choose_pipe_bpp_dither(struct drm_crtc *crtc, bpc = 6; /* min is 18bpp */ break; case 24: - bpc = min((unsigned int)8, display_bpc); + bpc = 8; break; case 30: - bpc = min((unsigned int)10, display_bpc); + bpc = 10; break; case 48: - bpc = min((unsigned int)12, display_bpc); + bpc = 12; break; default: DRM_DEBUG("unsupported depth, assuming 24 bits\n"); @@ -4701,10 +4709,12 @@ static bool intel_choose_pipe_bpp_dither(struct drm_crtc *crtc, break; } + display_bpc = min(display_bpc, bpc); + DRM_DEBUG_DRIVER("setting pipe bpc to %d (max display bpc %d)\n", bpc, display_bpc); - *pipe_bpp = bpc * 3; + *pipe_bpp = display_bpc * 3; return display_bpc != bpc; } diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h index 0b2ee9d39980..fe1099d8817e 100644 --- a/drivers/gpu/drm/i915/intel_drv.h +++ b/drivers/gpu/drm/i915/intel_drv.h @@ -337,9 +337,6 @@ extern void intel_release_load_detect_pipe(struct intel_encoder *intel_encoder, struct drm_connector *connector, struct intel_load_detect_pipe *old); -extern struct drm_connector* intel_sdvo_find(struct drm_device *dev, int sdvoB); -extern int intel_sdvo_supports_hotplug(struct drm_connector *connector); -extern void intel_sdvo_set_hotplug(struct drm_connector *connector, int enable); extern void intelfb_restore(void); extern void intel_crtc_fb_gamma_set(struct drm_crtc *crtc, u16 red, u16 green, u16 blue, int regno); diff --git a/drivers/gpu/drm/i915/intel_sdvo.c b/drivers/gpu/drm/i915/intel_sdvo.c index 30fe554d8936..6348c499616f 100644 --- a/drivers/gpu/drm/i915/intel_sdvo.c +++ b/drivers/gpu/drm/i915/intel_sdvo.c @@ -92,6 +92,11 @@ struct intel_sdvo { */ uint16_t attached_output; + /* + * Hotplug activation bits for this device + */ + uint8_t hotplug_active[2]; + /** * This is used to select the color range of RBG outputs in HDMI mode. * It is only valid when using TMDS encoding and 8 bit per color mode. @@ -1208,74 +1213,20 @@ static bool intel_sdvo_get_capabilities(struct intel_sdvo *intel_sdvo, struct in return true; } -/* No use! */ -#if 0 -struct drm_connector* intel_sdvo_find(struct drm_device *dev, int sdvoB) -{ - struct drm_connector *connector = NULL; - struct intel_sdvo *iout = NULL; - struct intel_sdvo *sdvo; - - /* find the sdvo connector */ - list_for_each_entry(connector, &dev->mode_config.connector_list, head) { - iout = to_intel_sdvo(connector); - - if (iout->type != INTEL_OUTPUT_SDVO) - continue; - - sdvo = iout->dev_priv; - - if (sdvo->sdvo_reg == SDVOB && sdvoB) - return connector; - - if (sdvo->sdvo_reg == SDVOC && !sdvoB) - return connector; - - } - - return NULL; -} - -int intel_sdvo_supports_hotplug(struct drm_connector *connector) +static int intel_sdvo_supports_hotplug(struct intel_sdvo *intel_sdvo) { u8 response[2]; - u8 status; - struct intel_sdvo *intel_sdvo; - DRM_DEBUG_KMS("\n"); - - if (!connector) - return 0; - - intel_sdvo = to_intel_sdvo(connector); return intel_sdvo_get_value(intel_sdvo, SDVO_CMD_GET_HOT_PLUG_SUPPORT, &response, 2) && response[0]; } -void intel_sdvo_set_hotplug(struct drm_connector *connector, int on) +static void intel_sdvo_enable_hotplug(struct intel_encoder *encoder) { - u8 response[2]; - u8 status; - struct intel_sdvo *intel_sdvo = to_intel_sdvo(connector); - - intel_sdvo_write_cmd(intel_sdvo, SDVO_CMD_GET_ACTIVE_HOT_PLUG, NULL, 0); - intel_sdvo_read_response(intel_sdvo, &response, 2); - - if (on) { - intel_sdvo_write_cmd(intel_sdvo, SDVO_CMD_GET_HOT_PLUG_SUPPORT, NULL, 0); - status = intel_sdvo_read_response(intel_sdvo, &response, 2); - - intel_sdvo_write_cmd(intel_sdvo, SDVO_CMD_SET_ACTIVE_HOT_PLUG, &response, 2); - } else { - response[0] = 0; - response[1] = 0; - intel_sdvo_write_cmd(intel_sdvo, SDVO_CMD_SET_ACTIVE_HOT_PLUG, &response, 2); - } + struct intel_sdvo *intel_sdvo = to_intel_sdvo(&encoder->base); - intel_sdvo_write_cmd(intel_sdvo, SDVO_CMD_GET_ACTIVE_HOT_PLUG, NULL, 0); - intel_sdvo_read_response(intel_sdvo, &response, 2); + intel_sdvo_write_cmd(intel_sdvo, SDVO_CMD_SET_ACTIVE_HOT_PLUG, &intel_sdvo->hotplug_active, 2); } -#endif static bool intel_sdvo_multifunc_encoder(struct intel_sdvo *intel_sdvo) @@ -2045,6 +1996,7 @@ intel_sdvo_dvi_init(struct intel_sdvo *intel_sdvo, int device) { struct drm_encoder *encoder = &intel_sdvo->base.base; struct drm_connector *connector; + struct intel_encoder *intel_encoder = to_intel_encoder(encoder); struct intel_connector *intel_connector; struct intel_sdvo_connector *intel_sdvo_connector; @@ -2062,7 +2014,17 @@ intel_sdvo_dvi_init(struct intel_sdvo *intel_sdvo, int device) intel_connector = &intel_sdvo_connector->base; connector = &intel_connector->base; - connector->polled = DRM_CONNECTOR_POLL_CONNECT | DRM_CONNECTOR_POLL_DISCONNECT; + if (intel_sdvo_supports_hotplug(intel_sdvo) & (1 << device)) { + connector->polled = DRM_CONNECTOR_POLL_HPD; + intel_sdvo->hotplug_active[0] |= 1 << device; + /* Some SDVO devices have one-shot hotplug interrupts. + * Ensure that they get re-enabled when an interrupt happens. + */ + intel_encoder->hot_plug = intel_sdvo_enable_hotplug; + intel_sdvo_enable_hotplug(intel_encoder); + } + else + connector->polled = DRM_CONNECTOR_POLL_CONNECT | DRM_CONNECTOR_POLL_DISCONNECT; encoder->encoder_type = DRM_MODE_ENCODER_TMDS; connector->connector_type = DRM_MODE_CONNECTOR_DVID; @@ -2569,6 +2531,14 @@ bool intel_sdvo_init(struct drm_device *dev, int sdvo_reg) if (!intel_sdvo_get_capabilities(intel_sdvo, &intel_sdvo->caps)) goto err; + /* Set up hotplug command - note paranoia about contents of reply. + * We assume that the hardware is in a sane state, and only touch + * the bits we think we understand. + */ + intel_sdvo_get_value(intel_sdvo, SDVO_CMD_GET_ACTIVE_HOT_PLUG, + &intel_sdvo->hotplug_active, 2); + intel_sdvo->hotplug_active[0] &= ~0x3; + if (intel_sdvo_output_setup(intel_sdvo, intel_sdvo->caps.output_flags) != true) { DRM_DEBUG_KMS("SDVO output failed to setup on SDVO%c\n", diff --git a/drivers/hwmon/coretemp.c b/drivers/hwmon/coretemp.c index 411257676133..44b23917d4cc 100644 --- a/drivers/hwmon/coretemp.c +++ b/drivers/hwmon/coretemp.c @@ -36,17 +36,25 @@ #include <linux/cpu.h> #include <linux/pci.h> #include <linux/smp.h> +#include <linux/moduleparam.h> #include <asm/msr.h> #include <asm/processor.h> #define DRVNAME "coretemp" +/* + * force_tjmax only matters when TjMax can't be read from the CPU itself. + * When set, it replaces the driver's suboptimal heuristic. + */ +static int force_tjmax; +module_param_named(tjmax, force_tjmax, int, 0444); +MODULE_PARM_DESC(tjmax, "TjMax value in degrees Celsius"); + #define BASE_SYSFS_ATTR_NO 2 /* Sysfs Base attr no for coretemp */ #define NUM_REAL_CORES 16 /* Number of Real cores per cpu */ #define CORETEMP_NAME_LENGTH 17 /* String Length of attrs */ #define MAX_CORE_ATTRS 4 /* Maximum no of basic attrs */ -#define MAX_THRESH_ATTRS 3 /* Maximum no of Threshold attrs */ -#define TOTAL_ATTRS (MAX_CORE_ATTRS + MAX_THRESH_ATTRS) +#define TOTAL_ATTRS (MAX_CORE_ATTRS + 1) #define MAX_CORE_DATA (NUM_REAL_CORES + BASE_SYSFS_ATTR_NO) #ifdef CONFIG_SMP @@ -69,8 +77,6 @@ * This value is passed as "id" field to rdmsr/wrmsr functions. * @status_reg: One of IA32_THERM_STATUS or IA32_PACKAGE_THERM_STATUS, * from where the temperature values should be read. - * @intrpt_reg: One of IA32_THERM_INTERRUPT or IA32_PACKAGE_THERM_INTERRUPT, - * from where the thresholds are read. * @attr_size: Total number of pre-core attrs displayed in the sysfs. * @is_pkg_data: If this is 1, the temp_data holds pkgtemp data. * Otherwise, temp_data holds coretemp data. @@ -79,13 +85,11 @@ struct temp_data { int temp; int ttarget; - int tmin; int tjmax; unsigned long last_updated; unsigned int cpu; u32 cpu_core_id; u32 status_reg; - u32 intrpt_reg; int attr_size; bool is_pkg_data; bool valid; @@ -143,19 +147,6 @@ static ssize_t show_crit_alarm(struct device *dev, return sprintf(buf, "%d\n", (eax >> 5) & 1); } -static ssize_t show_max_alarm(struct device *dev, - struct device_attribute *devattr, char *buf) -{ - u32 eax, edx; - struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); - struct platform_data *pdata = dev_get_drvdata(dev); - struct temp_data *tdata = pdata->core_data[attr->index]; - - rdmsr_on_cpu(tdata->cpu, tdata->status_reg, &eax, &edx); - - return sprintf(buf, "%d\n", !!(eax & THERM_STATUS_THRESHOLD1)); -} - static ssize_t show_tjmax(struct device *dev, struct device_attribute *devattr, char *buf) { @@ -174,83 +165,6 @@ static ssize_t show_ttarget(struct device *dev, return sprintf(buf, "%d\n", pdata->core_data[attr->index]->ttarget); } -static ssize_t store_ttarget(struct device *dev, - struct device_attribute *devattr, - const char *buf, size_t count) -{ - struct platform_data *pdata = dev_get_drvdata(dev); - struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); - struct temp_data *tdata = pdata->core_data[attr->index]; - u32 eax, edx; - unsigned long val; - int diff; - - if (strict_strtoul(buf, 10, &val)) - return -EINVAL; - - /* - * THERM_MASK_THRESHOLD1 is 7 bits wide. Values are entered in terms - * of milli degree celsius. Hence don't accept val > (127 * 1000) - */ - if (val > tdata->tjmax || val > 127000) - return -EINVAL; - - diff = (tdata->tjmax - val) / 1000; - - mutex_lock(&tdata->update_lock); - rdmsr_on_cpu(tdata->cpu, tdata->intrpt_reg, &eax, &edx); - eax = (eax & ~THERM_MASK_THRESHOLD1) | - (diff << THERM_SHIFT_THRESHOLD1); - wrmsr_on_cpu(tdata->cpu, tdata->intrpt_reg, eax, edx); - tdata->ttarget = val; - mutex_unlock(&tdata->update_lock); - - return count; -} - -static ssize_t show_tmin(struct device *dev, - struct device_attribute *devattr, char *buf) -{ - struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); - struct platform_data *pdata = dev_get_drvdata(dev); - - return sprintf(buf, "%d\n", pdata->core_data[attr->index]->tmin); -} - -static ssize_t store_tmin(struct device *dev, - struct device_attribute *devattr, - const char *buf, size_t count) -{ - struct platform_data *pdata = dev_get_drvdata(dev); - struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); - struct temp_data *tdata = pdata->core_data[attr->index]; - u32 eax, edx; - unsigned long val; - int diff; - - if (strict_strtoul(buf, 10, &val)) - return -EINVAL; - - /* - * THERM_MASK_THRESHOLD0 is 7 bits wide. Values are entered in terms - * of milli degree celsius. Hence don't accept val > (127 * 1000) - */ - if (val > tdata->tjmax || val > 127000) - return -EINVAL; - - diff = (tdata->tjmax - val) / 1000; - - mutex_lock(&tdata->update_lock); - rdmsr_on_cpu(tdata->cpu, tdata->intrpt_reg, &eax, &edx); - eax = (eax & ~THERM_MASK_THRESHOLD0) | - (diff << THERM_SHIFT_THRESHOLD0); - wrmsr_on_cpu(tdata->cpu, tdata->intrpt_reg, eax, edx); - tdata->tmin = val; - mutex_unlock(&tdata->update_lock); - - return count; -} - static ssize_t show_temp(struct device *dev, struct device_attribute *devattr, char *buf) { @@ -374,7 +288,6 @@ static int adjust_tjmax(struct cpuinfo_x86 *c, u32 id, struct device *dev) static int get_tjmax(struct cpuinfo_x86 *c, u32 id, struct device *dev) { - /* The 100C is default for both mobile and non mobile CPUs */ int err; u32 eax, edx; u32 val; @@ -385,7 +298,8 @@ static int get_tjmax(struct cpuinfo_x86 *c, u32 id, struct device *dev) */ err = rdmsr_safe_on_cpu(id, MSR_IA32_TEMPERATURE_TARGET, &eax, &edx); if (err) { - dev_warn(dev, "Unable to read TjMax from CPU.\n"); + if (c->x86_model > 0xe && c->x86_model != 0x1c) + dev_warn(dev, "Unable to read TjMax from CPU %u\n", id); } else { val = (eax >> 16) & 0xff; /* @@ -393,11 +307,17 @@ static int get_tjmax(struct cpuinfo_x86 *c, u32 id, struct device *dev) * will be used */ if (val) { - dev_info(dev, "TjMax is %d C.\n", val); + dev_dbg(dev, "TjMax is %d degrees C\n", val); return val * 1000; } } + if (force_tjmax) { + dev_notice(dev, "TjMax forced to %d degrees C by user\n", + force_tjmax); + return force_tjmax * 1000; + } + /* * An assumption is made for early CPUs and unreadable MSR. * NOTE: the calculated value may not be correct. @@ -414,21 +334,6 @@ static void __devinit get_ucode_rev_on_cpu(void *edx) rdmsr(MSR_IA32_UCODE_REV, eax, *(u32 *)edx); } -static int get_pkg_tjmax(unsigned int cpu, struct device *dev) -{ - int err; - u32 eax, edx, val; - - err = rdmsr_safe_on_cpu(cpu, MSR_IA32_TEMPERATURE_TARGET, &eax, &edx); - if (!err) { - val = (eax >> 16) & 0xff; - if (val) - return val * 1000; - } - dev_warn(dev, "Unable to read Pkg-TjMax from CPU:%u\n", cpu); - return 100000; /* Default TjMax: 100 degree celsius */ -} - static int create_name_attr(struct platform_data *pdata, struct device *dev) { sysfs_attr_init(&pdata->name_attr.attr); @@ -442,19 +347,14 @@ static int create_core_attrs(struct temp_data *tdata, struct device *dev, int attr_no) { int err, i; - static ssize_t (*rd_ptr[TOTAL_ATTRS]) (struct device *dev, + static ssize_t (*const rd_ptr[TOTAL_ATTRS]) (struct device *dev, struct device_attribute *devattr, char *buf) = { show_label, show_crit_alarm, show_temp, show_tjmax, - show_max_alarm, show_ttarget, show_tmin }; - static ssize_t (*rw_ptr[TOTAL_ATTRS]) (struct device *dev, - struct device_attribute *devattr, const char *buf, - size_t count) = { NULL, NULL, NULL, NULL, NULL, - store_ttarget, store_tmin }; - static const char *names[TOTAL_ATTRS] = { + show_ttarget }; + static const char *const names[TOTAL_ATTRS] = { "temp%d_label", "temp%d_crit_alarm", "temp%d_input", "temp%d_crit", - "temp%d_max_alarm", "temp%d_max", - "temp%d_max_hyst" }; + "temp%d_max" }; for (i = 0; i < tdata->attr_size; i++) { snprintf(tdata->attr_name[i], CORETEMP_NAME_LENGTH, names[i], @@ -462,10 +362,6 @@ static int create_core_attrs(struct temp_data *tdata, struct device *dev, sysfs_attr_init(&tdata->sd_attrs[i].dev_attr.attr); tdata->sd_attrs[i].dev_attr.attr.name = tdata->attr_name[i]; tdata->sd_attrs[i].dev_attr.attr.mode = S_IRUGO; - if (rw_ptr[i]) { - tdata->sd_attrs[i].dev_attr.attr.mode |= S_IWUSR; - tdata->sd_attrs[i].dev_attr.store = rw_ptr[i]; - } tdata->sd_attrs[i].dev_attr.show = rd_ptr[i]; tdata->sd_attrs[i].index = attr_no; err = device_create_file(dev, &tdata->sd_attrs[i].dev_attr); @@ -538,8 +434,6 @@ static struct temp_data *init_temp_data(unsigned int cpu, int pkg_flag) tdata->status_reg = pkg_flag ? MSR_IA32_PACKAGE_THERM_STATUS : MSR_IA32_THERM_STATUS; - tdata->intrpt_reg = pkg_flag ? MSR_IA32_PACKAGE_THERM_INTERRUPT : - MSR_IA32_THERM_INTERRUPT; tdata->is_pkg_data = pkg_flag; tdata->cpu = cpu; tdata->cpu_core_id = TO_CORE_ID(cpu); @@ -548,11 +442,11 @@ static struct temp_data *init_temp_data(unsigned int cpu, int pkg_flag) return tdata; } -static int create_core_data(struct platform_data *pdata, - struct platform_device *pdev, +static int create_core_data(struct platform_device *pdev, unsigned int cpu, int pkg_flag) { struct temp_data *tdata; + struct platform_data *pdata = platform_get_drvdata(pdev); struct cpuinfo_x86 *c = &cpu_data(cpu); u32 eax, edx; int err, attr_no; @@ -588,25 +482,21 @@ static int create_core_data(struct platform_data *pdata, goto exit_free; /* We can access status register. Get Critical Temperature */ - if (pkg_flag) - tdata->tjmax = get_pkg_tjmax(pdev->id, &pdev->dev); - else - tdata->tjmax = get_tjmax(c, cpu, &pdev->dev); + tdata->tjmax = get_tjmax(c, cpu, &pdev->dev); /* - * Test if we can access the intrpt register. If so, increase the - * 'size' enough to have ttarget/tmin/max_alarm interfaces. - * Initialize ttarget with bits 16:22 of MSR_IA32_THERM_INTERRUPT + * Read the still undocumented bits 8:15 of IA32_TEMPERATURE_TARGET. + * The target temperature is available on older CPUs but not in this + * register. Atoms don't have the register at all. */ - err = rdmsr_safe_on_cpu(cpu, tdata->intrpt_reg, &eax, &edx); - if (!err) { - tdata->attr_size += MAX_THRESH_ATTRS; - tdata->tmin = tdata->tjmax - - ((eax & THERM_MASK_THRESHOLD0) >> - THERM_SHIFT_THRESHOLD0) * 1000; - tdata->ttarget = tdata->tjmax - - ((eax & THERM_MASK_THRESHOLD1) >> - THERM_SHIFT_THRESHOLD1) * 1000; + if (c->x86_model > 0xe && c->x86_model != 0x1c) { + err = rdmsr_safe_on_cpu(cpu, MSR_IA32_TEMPERATURE_TARGET, + &eax, &edx); + if (!err) { + tdata->ttarget + = tdata->tjmax - ((eax >> 8) & 0xff) * 1000; + tdata->attr_size++; + } } pdata->core_data[attr_no] = tdata; @@ -624,16 +514,13 @@ exit_free: static void coretemp_add_core(unsigned int cpu, int pkg_flag) { - struct platform_data *pdata; struct platform_device *pdev = coretemp_get_pdev(cpu); int err; if (!pdev) return; - pdata = platform_get_drvdata(pdev); - - err = create_core_data(pdata, pdev, cpu, pkg_flag); + err = create_core_data(pdev, cpu, pkg_flag); if (err) dev_err(&pdev->dev, "Adding Core %u failed\n", cpu); } @@ -671,7 +558,7 @@ static int __devinit coretemp_probe(struct platform_device *pdev) if (err) goto exit_free; - pdata->phys_proc_id = TO_PHYS_ID(pdev->id); + pdata->phys_proc_id = pdev->id; platform_set_drvdata(pdev, pdata); pdata->hwmon_dev = hwmon_device_register(&pdev->dev); @@ -723,7 +610,7 @@ static int __cpuinit coretemp_device_add(unsigned int cpu) mutex_lock(&pdev_list_mutex); - pdev = platform_device_alloc(DRVNAME, cpu); + pdev = platform_device_alloc(DRVNAME, TO_PHYS_ID(cpu)); if (!pdev) { err = -ENOMEM; pr_err("Device allocation failed\n"); diff --git a/drivers/hwmon/ds620.c b/drivers/hwmon/ds620.c index 257957c69d92..4f7c3fc40a89 100644 --- a/drivers/hwmon/ds620.c +++ b/drivers/hwmon/ds620.c @@ -72,7 +72,7 @@ struct ds620_data { char valid; /* !=0 if following fields are valid */ unsigned long last_updated; /* In jiffies */ - u16 temp[3]; /* Register values, word */ + s16 temp[3]; /* Register values, word */ }; /* diff --git a/drivers/hwmon/w83791d.c b/drivers/hwmon/w83791d.c index 17cf1ab95521..8c2844e5691c 100644 --- a/drivers/hwmon/w83791d.c +++ b/drivers/hwmon/w83791d.c @@ -329,8 +329,8 @@ static int w83791d_detect(struct i2c_client *client, struct i2c_board_info *info); static int w83791d_remove(struct i2c_client *client); -static int w83791d_read(struct i2c_client *client, u8 register); -static int w83791d_write(struct i2c_client *client, u8 register, u8 value); +static int w83791d_read(struct i2c_client *client, u8 reg); +static int w83791d_write(struct i2c_client *client, u8 reg, u8 value); static struct w83791d_data *w83791d_update_device(struct device *dev); #ifdef DEBUG diff --git a/drivers/infiniband/hw/cxgb3/iwch_cm.c b/drivers/infiniband/hw/cxgb3/iwch_cm.c index 17bf9d95463c..6cd642aaa4de 100644 --- a/drivers/infiniband/hw/cxgb3/iwch_cm.c +++ b/drivers/infiniband/hw/cxgb3/iwch_cm.c @@ -287,7 +287,7 @@ void __free_ep(struct kref *kref) if (test_bit(RELEASE_RESOURCES, &ep->com.flags)) { cxgb3_remove_tid(ep->com.tdev, (void *)ep, ep->hwtid); dst_release(ep->dst); - l2t_release(L2DATA(ep->com.tdev), ep->l2t); + l2t_release(ep->com.tdev, ep->l2t); } kfree(ep); } @@ -1178,7 +1178,7 @@ static int act_open_rpl(struct t3cdev *tdev, struct sk_buff *skb, void *ctx) release_tid(ep->com.tdev, GET_TID(rpl), NULL); cxgb3_free_atid(ep->com.tdev, ep->atid); dst_release(ep->dst); - l2t_release(L2DATA(ep->com.tdev), ep->l2t); + l2t_release(ep->com.tdev, ep->l2t); put_ep(&ep->com); return CPL_RET_BUF_DONE; } @@ -1377,7 +1377,7 @@ static int pass_accept_req(struct t3cdev *tdev, struct sk_buff *skb, void *ctx) if (!child_ep) { printk(KERN_ERR MOD "%s - failed to allocate ep entry!\n", __func__); - l2t_release(L2DATA(tdev), l2t); + l2t_release(tdev, l2t); dst_release(dst); goto reject; } @@ -1956,7 +1956,7 @@ int iwch_connect(struct iw_cm_id *cm_id, struct iw_cm_conn_param *conn_param) if (!err) goto out; - l2t_release(L2DATA(h->rdev.t3cdev_p), ep->l2t); + l2t_release(h->rdev.t3cdev_p, ep->l2t); fail4: dst_release(ep->dst); fail3: @@ -2127,7 +2127,7 @@ int iwch_ep_redirect(void *ctx, struct dst_entry *old, struct dst_entry *new, PDBG("%s ep %p redirect to dst %p l2t %p\n", __func__, ep, new, l2t); dst_hold(new); - l2t_release(L2DATA(ep->com.tdev), ep->l2t); + l2t_release(ep->com.tdev, ep->l2t); ep->l2t = l2t; dst_release(old); ep->dst = new; diff --git a/drivers/net/bnx2x/bnx2x_dcb.c b/drivers/net/bnx2x/bnx2x_dcb.c index a1e004a82f7a..0b4acf67e0c6 100644 --- a/drivers/net/bnx2x/bnx2x_dcb.c +++ b/drivers/net/bnx2x/bnx2x_dcb.c @@ -2120,6 +2120,7 @@ static u8 bnx2x_dcbnl_get_cap(struct net_device *netdev, int capid, u8 *cap) break; case DCB_CAP_ATTR_DCBX: *cap = BNX2X_DCBX_CAPS; + break; default: rval = -EINVAL; break; diff --git a/drivers/net/bnx2x/bnx2x_main.c b/drivers/net/bnx2x/bnx2x_main.c index c027e9341a1a..15f800085bb2 100644 --- a/drivers/net/bnx2x/bnx2x_main.c +++ b/drivers/net/bnx2x/bnx2x_main.c @@ -4943,7 +4943,7 @@ static void bnx2x_init_def_sb(struct bnx2x *bp) int igu_seg_id; int port = BP_PORT(bp); int func = BP_FUNC(bp); - int reg_offset; + int reg_offset, reg_offset_en5; u64 section; int index; struct hc_sp_status_block_data sp_sb_data; @@ -4966,6 +4966,8 @@ static void bnx2x_init_def_sb(struct bnx2x *bp) reg_offset = (port ? MISC_REG_AEU_ENABLE1_FUNC_1_OUT_0 : MISC_REG_AEU_ENABLE1_FUNC_0_OUT_0); + reg_offset_en5 = (port ? MISC_REG_AEU_ENABLE5_FUNC_1_OUT_0 : + MISC_REG_AEU_ENABLE5_FUNC_0_OUT_0); for (index = 0; index < MAX_DYNAMIC_ATTN_GRPS; index++) { int sindex; /* take care of sig[0]..sig[4] */ @@ -4980,7 +4982,7 @@ static void bnx2x_init_def_sb(struct bnx2x *bp) * and not 16 between the different groups */ bp->attn_group[index].sig[4] = REG_RD(bp, - reg_offset + 0x10 + 0x4*index); + reg_offset_en5 + 0x4*index); else bp->attn_group[index].sig[4] = 0; } @@ -7625,8 +7627,11 @@ u32 bnx2x_send_unload_req(struct bnx2x *bp, int unload_mode) u32 emac_base = port ? GRCBASE_EMAC1 : GRCBASE_EMAC0; u8 *mac_addr = bp->dev->dev_addr; u32 val; + u16 pmc; + /* The mac address is written to entries 1-4 to - preserve entry 0 which is used by the PMF */ + * preserve entry 0 which is used by the PMF + */ u8 entry = (BP_VN(bp) + 1)*8; val = (mac_addr[0] << 8) | mac_addr[1]; @@ -7636,6 +7641,11 @@ u32 bnx2x_send_unload_req(struct bnx2x *bp, int unload_mode) (mac_addr[4] << 8) | mac_addr[5]; EMAC_WR(bp, EMAC_REG_EMAC_MAC_MATCH + entry + 4, val); + /* Enable the PME and clear the status */ + pci_read_config_word(bp->pdev, bp->pm_cap + PCI_PM_CTRL, &pmc); + pmc |= PCI_PM_CTRL_PME_ENABLE | PCI_PM_CTRL_PME_STATUS; + pci_write_config_word(bp->pdev, bp->pm_cap + PCI_PM_CTRL, pmc); + reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_EN; } else diff --git a/drivers/net/bnx2x/bnx2x_reg.h b/drivers/net/bnx2x/bnx2x_reg.h index 750e8445dac4..fc7bd0f23c0b 100644 --- a/drivers/net/bnx2x/bnx2x_reg.h +++ b/drivers/net/bnx2x/bnx2x_reg.h @@ -1384,6 +1384,18 @@ Latched ump_tx_parity; [31] MCP Latched scpad_parity; */ #define MISC_REG_AEU_ENABLE4_PXP_0 0xa108 #define MISC_REG_AEU_ENABLE4_PXP_1 0xa1a8 +/* [RW 32] fifth 32b for enabling the output for function 0 output0. Mapped + * as follows: [0] PGLUE config_space; [1] PGLUE misc_flr; [2] PGLUE B RBC + * attention [3] PGLUE B RBC parity; [4] ATC attention; [5] ATC parity; [6] + * mstat0 attention; [7] mstat0 parity; [8] mstat1 attention; [9] mstat1 + * parity; [31-10] Reserved; */ +#define MISC_REG_AEU_ENABLE5_FUNC_0_OUT_0 0xa688 +/* [RW 32] Fifth 32b for enabling the output for function 1 output0. Mapped + * as follows: [0] PGLUE config_space; [1] PGLUE misc_flr; [2] PGLUE B RBC + * attention [3] PGLUE B RBC parity; [4] ATC attention; [5] ATC parity; [6] + * mstat0 attention; [7] mstat0 parity; [8] mstat1 attention; [9] mstat1 + * parity; [31-10] Reserved; */ +#define MISC_REG_AEU_ENABLE5_FUNC_1_OUT_0 0xa6b0 /* [RW 1] set/clr general attention 0; this will set/clr bit 94 in the aeu 128 bit vector */ #define MISC_REG_AEU_GENERAL_ATTN_0 0xa000 diff --git a/drivers/net/cxgb3/cxgb3_offload.c b/drivers/net/cxgb3/cxgb3_offload.c index 805076c54f1b..da5a5d9b8aff 100644 --- a/drivers/net/cxgb3/cxgb3_offload.c +++ b/drivers/net/cxgb3/cxgb3_offload.c @@ -1146,12 +1146,14 @@ static void cxgb_redirect(struct dst_entry *old, struct dst_entry *new) if (te && te->ctx && te->client && te->client->redirect) { update_tcb = te->client->redirect(te->ctx, old, new, e); if (update_tcb) { + rcu_read_lock(); l2t_hold(L2DATA(tdev), e); + rcu_read_unlock(); set_l2t_ix(tdev, tid, e); } } } - l2t_release(L2DATA(tdev), e); + l2t_release(tdev, e); } /* @@ -1264,7 +1266,7 @@ int cxgb3_offload_activate(struct adapter *adapter) goto out_free; err = -ENOMEM; - L2DATA(dev) = t3_init_l2t(l2t_capacity); + RCU_INIT_POINTER(dev->l2opt, t3_init_l2t(l2t_capacity)); if (!L2DATA(dev)) goto out_free; @@ -1298,16 +1300,24 @@ int cxgb3_offload_activate(struct adapter *adapter) out_free_l2t: t3_free_l2t(L2DATA(dev)); - L2DATA(dev) = NULL; + rcu_assign_pointer(dev->l2opt, NULL); out_free: kfree(t); return err; } +static void clean_l2_data(struct rcu_head *head) +{ + struct l2t_data *d = container_of(head, struct l2t_data, rcu_head); + t3_free_l2t(d); +} + + void cxgb3_offload_deactivate(struct adapter *adapter) { struct t3cdev *tdev = &adapter->tdev; struct t3c_data *t = T3C_DATA(tdev); + struct l2t_data *d; remove_adapter(adapter); if (list_empty(&adapter_list)) @@ -1315,8 +1325,11 @@ void cxgb3_offload_deactivate(struct adapter *adapter) free_tid_maps(&t->tid_maps); T3C_DATA(tdev) = NULL; - t3_free_l2t(L2DATA(tdev)); - L2DATA(tdev) = NULL; + rcu_read_lock(); + d = L2DATA(tdev); + rcu_read_unlock(); + rcu_assign_pointer(tdev->l2opt, NULL); + call_rcu(&d->rcu_head, clean_l2_data); if (t->nofail_skb) kfree_skb(t->nofail_skb); kfree(t); diff --git a/drivers/net/cxgb3/l2t.c b/drivers/net/cxgb3/l2t.c index f452c4003253..41540978a173 100644 --- a/drivers/net/cxgb3/l2t.c +++ b/drivers/net/cxgb3/l2t.c @@ -300,14 +300,21 @@ static inline void reuse_entry(struct l2t_entry *e, struct neighbour *neigh) struct l2t_entry *t3_l2t_get(struct t3cdev *cdev, struct neighbour *neigh, struct net_device *dev) { - struct l2t_entry *e; - struct l2t_data *d = L2DATA(cdev); + struct l2t_entry *e = NULL; + struct l2t_data *d; + int hash; u32 addr = *(u32 *) neigh->primary_key; int ifidx = neigh->dev->ifindex; - int hash = arp_hash(addr, ifidx, d); struct port_info *p = netdev_priv(dev); int smt_idx = p->port_id; + rcu_read_lock(); + d = L2DATA(cdev); + if (!d) + goto done_rcu; + + hash = arp_hash(addr, ifidx, d); + write_lock_bh(&d->lock); for (e = d->l2tab[hash].first; e; e = e->next) if (e->addr == addr && e->ifindex == ifidx && @@ -338,6 +345,8 @@ struct l2t_entry *t3_l2t_get(struct t3cdev *cdev, struct neighbour *neigh, } done: write_unlock_bh(&d->lock); +done_rcu: + rcu_read_unlock(); return e; } diff --git a/drivers/net/cxgb3/l2t.h b/drivers/net/cxgb3/l2t.h index 7a12d52ed4fc..c5f54796e2cb 100644 --- a/drivers/net/cxgb3/l2t.h +++ b/drivers/net/cxgb3/l2t.h @@ -76,6 +76,7 @@ struct l2t_data { atomic_t nfree; /* number of free entries */ rwlock_t lock; struct l2t_entry l2tab[0]; + struct rcu_head rcu_head; /* to handle rcu cleanup */ }; typedef void (*arp_failure_handler_func)(struct t3cdev * dev, @@ -99,7 +100,7 @@ static inline void set_arp_failure_handler(struct sk_buff *skb, /* * Getting to the L2 data from an offload device. */ -#define L2DATA(dev) ((dev)->l2opt) +#define L2DATA(cdev) (rcu_dereference((cdev)->l2opt)) #define W_TCB_L2T_IX 0 #define S_TCB_L2T_IX 7 @@ -126,15 +127,22 @@ static inline int l2t_send(struct t3cdev *dev, struct sk_buff *skb, return t3_l2t_send_slow(dev, skb, e); } -static inline void l2t_release(struct l2t_data *d, struct l2t_entry *e) +static inline void l2t_release(struct t3cdev *t, struct l2t_entry *e) { - if (atomic_dec_and_test(&e->refcnt)) + struct l2t_data *d; + + rcu_read_lock(); + d = L2DATA(t); + + if (atomic_dec_and_test(&e->refcnt) && d) t3_l2e_free(d, e); + + rcu_read_unlock(); } static inline void l2t_hold(struct l2t_data *d, struct l2t_entry *e) { - if (atomic_add_return(1, &e->refcnt) == 1) /* 0 -> 1 transition */ + if (d && atomic_add_return(1, &e->refcnt) == 1) /* 0 -> 1 transition */ atomic_dec(&d->nfree); } diff --git a/drivers/net/wireless/ath/ath9k/ar9003_2p2_initvals.h b/drivers/net/wireless/ath/ath9k/ar9003_2p2_initvals.h index 2339728a7306..3e69c631ebb4 100644 --- a/drivers/net/wireless/ath/ath9k/ar9003_2p2_initvals.h +++ b/drivers/net/wireless/ath/ath9k/ar9003_2p2_initvals.h @@ -1514,7 +1514,7 @@ static const u32 ar9300_2p2_mac_core[][2] = { {0x00008258, 0x00000000}, {0x0000825c, 0x40000000}, {0x00008260, 0x00080922}, - {0x00008264, 0x9bc00010}, + {0x00008264, 0x9d400010}, {0x00008268, 0xffffffff}, {0x0000826c, 0x0000ffff}, {0x00008270, 0x00000000}, diff --git a/drivers/net/wireless/ath/ath9k/recv.c b/drivers/net/wireless/ath/ath9k/recv.c index 9a4850154fb2..4c21f8cbdeb5 100644 --- a/drivers/net/wireless/ath/ath9k/recv.c +++ b/drivers/net/wireless/ath/ath9k/recv.c @@ -205,14 +205,22 @@ static void ath_rx_remove_buffer(struct ath_softc *sc, static void ath_rx_edma_cleanup(struct ath_softc *sc) { + struct ath_hw *ah = sc->sc_ah; + struct ath_common *common = ath9k_hw_common(ah); struct ath_buf *bf; ath_rx_remove_buffer(sc, ATH9K_RX_QUEUE_LP); ath_rx_remove_buffer(sc, ATH9K_RX_QUEUE_HP); list_for_each_entry(bf, &sc->rx.rxbuf, list) { - if (bf->bf_mpdu) + if (bf->bf_mpdu) { + dma_unmap_single(sc->dev, bf->bf_buf_addr, + common->rx_bufsize, + DMA_BIDIRECTIONAL); dev_kfree_skb_any(bf->bf_mpdu); + bf->bf_buf_addr = 0; + bf->bf_mpdu = NULL; + } } INIT_LIST_HEAD(&sc->rx.rxbuf); diff --git a/drivers/net/wireless/iwlegacy/iwl-core.c b/drivers/net/wireless/iwlegacy/iwl-core.c index 35cd2537e7fd..e5971fe9d169 100644 --- a/drivers/net/wireless/iwlegacy/iwl-core.c +++ b/drivers/net/wireless/iwlegacy/iwl-core.c @@ -937,7 +937,7 @@ void iwl_legacy_irq_handle_error(struct iwl_priv *priv) &priv->contexts[IWL_RXON_CTX_BSS]); #endif - wake_up_interruptible(&priv->wait_command_queue); + wake_up(&priv->wait_command_queue); /* Keep the restart process from trying to send host * commands by clearing the INIT status bit */ @@ -1746,7 +1746,7 @@ int iwl_legacy_force_reset(struct iwl_priv *priv, bool external) /* Set the FW error flag -- cleared on iwl_down */ set_bit(STATUS_FW_ERROR, &priv->status); - wake_up_interruptible(&priv->wait_command_queue); + wake_up(&priv->wait_command_queue); /* * Keep the restart process from trying to send host * commands by clearing the INIT status bit diff --git a/drivers/net/wireless/iwlegacy/iwl-hcmd.c b/drivers/net/wireless/iwlegacy/iwl-hcmd.c index 62b4b09122cb..ce1fc9feb61f 100644 --- a/drivers/net/wireless/iwlegacy/iwl-hcmd.c +++ b/drivers/net/wireless/iwlegacy/iwl-hcmd.c @@ -167,7 +167,7 @@ int iwl_legacy_send_cmd_sync(struct iwl_priv *priv, struct iwl_host_cmd *cmd) goto out; } - ret = wait_event_interruptible_timeout(priv->wait_command_queue, + ret = wait_event_timeout(priv->wait_command_queue, !test_bit(STATUS_HCMD_ACTIVE, &priv->status), HOST_COMPLETE_TIMEOUT); if (!ret) { diff --git a/drivers/net/wireless/iwlegacy/iwl-tx.c b/drivers/net/wireless/iwlegacy/iwl-tx.c index 4fff995c6f3e..ef9e268bf8a0 100644 --- a/drivers/net/wireless/iwlegacy/iwl-tx.c +++ b/drivers/net/wireless/iwlegacy/iwl-tx.c @@ -625,6 +625,8 @@ iwl_legacy_tx_cmd_complete(struct iwl_priv *priv, struct iwl_rx_mem_buffer *rxb) cmd = txq->cmd[cmd_index]; meta = &txq->meta[cmd_index]; + txq->time_stamp = jiffies; + pci_unmap_single(priv->pci_dev, dma_unmap_addr(meta, mapping), dma_unmap_len(meta, len), @@ -645,7 +647,7 @@ iwl_legacy_tx_cmd_complete(struct iwl_priv *priv, struct iwl_rx_mem_buffer *rxb) clear_bit(STATUS_HCMD_ACTIVE, &priv->status); IWL_DEBUG_INFO(priv, "Clearing HCMD_ACTIVE for command %s\n", iwl_legacy_get_cmd_string(cmd->hdr.cmd)); - wake_up_interruptible(&priv->wait_command_queue); + wake_up(&priv->wait_command_queue); } /* Mark as unmapped */ diff --git a/drivers/net/wireless/iwlegacy/iwl3945-base.c b/drivers/net/wireless/iwlegacy/iwl3945-base.c index 795826a014ed..66ee15629a76 100644 --- a/drivers/net/wireless/iwlegacy/iwl3945-base.c +++ b/drivers/net/wireless/iwlegacy/iwl3945-base.c @@ -841,7 +841,7 @@ static void iwl3945_rx_card_state_notif(struct iwl_priv *priv, wiphy_rfkill_set_hw_state(priv->hw->wiphy, test_bit(STATUS_RF_KILL_HW, &priv->status)); else - wake_up_interruptible(&priv->wait_command_queue); + wake_up(&priv->wait_command_queue); } /** @@ -2269,7 +2269,7 @@ static void iwl3945_alive_start(struct iwl_priv *priv) iwl3945_reg_txpower_periodic(priv); IWL_DEBUG_INFO(priv, "ALIVE processing complete.\n"); - wake_up_interruptible(&priv->wait_command_queue); + wake_up(&priv->wait_command_queue); return; @@ -2300,7 +2300,7 @@ static void __iwl3945_down(struct iwl_priv *priv) iwl_legacy_clear_driver_stations(priv); /* Unblock any waiting calls */ - wake_up_interruptible_all(&priv->wait_command_queue); + wake_up_all(&priv->wait_command_queue); /* Wipe out the EXIT_PENDING status bit if we are not actually * exiting the module */ @@ -2853,7 +2853,7 @@ static int iwl3945_mac_start(struct ieee80211_hw *hw) /* Wait for START_ALIVE from ucode. Otherwise callbacks from * mac80211 will not be run successfully. */ - ret = wait_event_interruptible_timeout(priv->wait_command_queue, + ret = wait_event_timeout(priv->wait_command_queue, test_bit(STATUS_READY, &priv->status), UCODE_READY_TIMEOUT); if (!ret) { diff --git a/drivers/net/wireless/iwlegacy/iwl4965-base.c b/drivers/net/wireless/iwlegacy/iwl4965-base.c index 14334668034e..aa0c2539761e 100644 --- a/drivers/net/wireless/iwlegacy/iwl4965-base.c +++ b/drivers/net/wireless/iwlegacy/iwl4965-base.c @@ -576,7 +576,7 @@ static void iwl4965_rx_card_state_notif(struct iwl_priv *priv, wiphy_rfkill_set_hw_state(priv->hw->wiphy, test_bit(STATUS_RF_KILL_HW, &priv->status)); else - wake_up_interruptible(&priv->wait_command_queue); + wake_up(&priv->wait_command_queue); } /** @@ -926,7 +926,7 @@ static void iwl4965_irq_tasklet(struct iwl_priv *priv) handled |= CSR_INT_BIT_FH_TX; /* Wake up uCode load routine, now that load is complete */ priv->ucode_write_complete = 1; - wake_up_interruptible(&priv->wait_command_queue); + wake_up(&priv->wait_command_queue); } if (inta & ~handled) { @@ -1795,7 +1795,7 @@ static void iwl4965_alive_start(struct iwl_priv *priv) iwl4965_rf_kill_ct_config(priv); IWL_DEBUG_INFO(priv, "ALIVE processing complete.\n"); - wake_up_interruptible(&priv->wait_command_queue); + wake_up(&priv->wait_command_queue); iwl_legacy_power_update_mode(priv, true); IWL_DEBUG_INFO(priv, "Updated power mode\n"); @@ -1828,7 +1828,7 @@ static void __iwl4965_down(struct iwl_priv *priv) iwl_legacy_clear_driver_stations(priv); /* Unblock any waiting calls */ - wake_up_interruptible_all(&priv->wait_command_queue); + wake_up_all(&priv->wait_command_queue); /* Wipe out the EXIT_PENDING status bit if we are not actually * exiting the module */ @@ -2266,7 +2266,7 @@ int iwl4965_mac_start(struct ieee80211_hw *hw) /* Wait for START_ALIVE from Run Time ucode. Otherwise callbacks from * mac80211 will not be run successfully. */ - ret = wait_event_interruptible_timeout(priv->wait_command_queue, + ret = wait_event_timeout(priv->wait_command_queue, test_bit(STATUS_READY, &priv->status), UCODE_READY_TIMEOUT); if (!ret) { diff --git a/drivers/net/wireless/iwlwifi/iwl-scan.c b/drivers/net/wireless/iwlwifi/iwl-scan.c index dd6937e97055..77e528f5db88 100644 --- a/drivers/net/wireless/iwlwifi/iwl-scan.c +++ b/drivers/net/wireless/iwlwifi/iwl-scan.c @@ -405,31 +405,33 @@ int iwl_mac_hw_scan(struct ieee80211_hw *hw, mutex_lock(&priv->mutex); - if (test_bit(STATUS_SCANNING, &priv->status) && - priv->scan_type != IWL_SCAN_NORMAL) { - IWL_DEBUG_SCAN(priv, "Scan already in progress.\n"); - ret = -EAGAIN; - goto out_unlock; - } - - /* mac80211 will only ask for one band at a time */ - priv->scan_request = req; - priv->scan_vif = vif; - /* * If an internal scan is in progress, just set * up the scan_request as per above. */ if (priv->scan_type != IWL_SCAN_NORMAL) { - IWL_DEBUG_SCAN(priv, "SCAN request during internal scan\n"); + IWL_DEBUG_SCAN(priv, + "SCAN request during internal scan - defer\n"); + priv->scan_request = req; + priv->scan_vif = vif; ret = 0; - } else + } else { + priv->scan_request = req; + priv->scan_vif = vif; + /* + * mac80211 will only ask for one band at a time + * so using channels[0] here is ok + */ ret = iwl_scan_initiate(priv, vif, IWL_SCAN_NORMAL, req->channels[0]->band); + if (ret) { + priv->scan_request = NULL; + priv->scan_vif = NULL; + } + } IWL_DEBUG_MAC80211(priv, "leave\n"); -out_unlock: mutex_unlock(&priv->mutex); return ret; diff --git a/drivers/net/wireless/rtlwifi/usb.c b/drivers/net/wireless/rtlwifi/usb.c index 8b1cef0ffde6..4bf3cf457ef0 100644 --- a/drivers/net/wireless/rtlwifi/usb.c +++ b/drivers/net/wireless/rtlwifi/usb.c @@ -863,6 +863,7 @@ static void _rtl_usb_tx_preprocess(struct ieee80211_hw *hw, struct sk_buff *skb, u8 tid = 0; u16 seq_number = 0; + memset(&tcb_desc, 0, sizeof(struct rtl_tcb_desc)); if (ieee80211_is_auth(fc)) { RT_TRACE(rtlpriv, COMP_SEND, DBG_DMESG, ("MAC80211_LINKING\n")); rtl_ips_nic_on(hw); diff --git a/drivers/scsi/3w-9xxx.c b/drivers/scsi/3w-9xxx.c index b7bd5b0cc7aa..3868ab2397c6 100644 --- a/drivers/scsi/3w-9xxx.c +++ b/drivers/scsi/3w-9xxx.c @@ -1800,10 +1800,12 @@ static int twa_scsi_queue_lck(struct scsi_cmnd *SCpnt, void (*done)(struct scsi_ switch (retval) { case SCSI_MLQUEUE_HOST_BUSY: twa_free_request_id(tw_dev, request_id); + twa_unmap_scsi_data(tw_dev, request_id); break; case 1: tw_dev->state[request_id] = TW_S_COMPLETED; twa_free_request_id(tw_dev, request_id); + twa_unmap_scsi_data(tw_dev, request_id); SCpnt->result = (DID_ERROR << 16); done(SCpnt); retval = 0; diff --git a/drivers/scsi/Makefile b/drivers/scsi/Makefile index 3c08f5352b2d..6153a66a8a31 100644 --- a/drivers/scsi/Makefile +++ b/drivers/scsi/Makefile @@ -88,7 +88,7 @@ obj-$(CONFIG_SCSI_QLOGIC_FAS) += qlogicfas408.o qlogicfas.o obj-$(CONFIG_PCMCIA_QLOGIC) += qlogicfas408.o obj-$(CONFIG_SCSI_QLOGIC_1280) += qla1280.o obj-$(CONFIG_SCSI_QLA_FC) += qla2xxx/ -obj-$(CONFIG_SCSI_QLA_ISCSI) += qla4xxx/ +obj-$(CONFIG_SCSI_QLA_ISCSI) += libiscsi.o qla4xxx/ obj-$(CONFIG_SCSI_LPFC) += lpfc/ obj-$(CONFIG_SCSI_BFA_FC) += bfa/ obj-$(CONFIG_SCSI_PAS16) += pas16.o diff --git a/drivers/scsi/aacraid/commsup.c b/drivers/scsi/aacraid/commsup.c index e7d0d47b9185..e5f2d7d9002e 100644 --- a/drivers/scsi/aacraid/commsup.c +++ b/drivers/scsi/aacraid/commsup.c @@ -1283,6 +1283,8 @@ static int _aac_reset_adapter(struct aac_dev *aac, int forced) kfree(aac->queues); aac->queues = NULL; free_irq(aac->pdev->irq, aac); + if (aac->msi) + pci_disable_msi(aac->pdev); kfree(aac->fsa_dev); aac->fsa_dev = NULL; quirks = aac_get_driver_ident(index)->quirks; diff --git a/drivers/scsi/cxgbi/cxgb3i/cxgb3i.c b/drivers/scsi/cxgbi/cxgb3i/cxgb3i.c index bd22041e2789..f58644850333 100644 --- a/drivers/scsi/cxgbi/cxgb3i/cxgb3i.c +++ b/drivers/scsi/cxgbi/cxgb3i/cxgb3i.c @@ -913,7 +913,7 @@ static void l2t_put(struct cxgbi_sock *csk) struct t3cdev *t3dev = (struct t3cdev *)csk->cdev->lldev; if (csk->l2t) { - l2t_release(L2DATA(t3dev), csk->l2t); + l2t_release(t3dev, csk->l2t); csk->l2t = NULL; cxgbi_sock_put(csk); } diff --git a/drivers/scsi/libsas/sas_expander.c b/drivers/scsi/libsas/sas_expander.c index f84084bba2f0..c9e3dc024bc3 100644 --- a/drivers/scsi/libsas/sas_expander.c +++ b/drivers/scsi/libsas/sas_expander.c @@ -1721,7 +1721,7 @@ static int sas_find_bcast_dev(struct domain_device *dev, list_for_each_entry(ch, &ex->children, siblings) { if (ch->dev_type == EDGE_DEV || ch->dev_type == FANOUT_DEV) { res = sas_find_bcast_dev(ch, src_dev); - if (src_dev) + if (*src_dev) return res; } } diff --git a/fs/namei.c b/fs/namei.c index f4788365ea22..0b3138de2a3b 100644 --- a/fs/namei.c +++ b/fs/namei.c @@ -721,12 +721,6 @@ static int follow_automount(struct path *path, unsigned flags, if (!path->dentry->d_op || !path->dentry->d_op->d_automount) return -EREMOTE; - /* We don't want to mount if someone supplied AT_NO_AUTOMOUNT - * and this is the terminal part of the path. - */ - if ((flags & LOOKUP_NO_AUTOMOUNT) && !(flags & LOOKUP_PARENT)) - return -EISDIR; /* we actually want to stop here */ - /* We don't want to mount if someone's just doing a stat - * unless they're stat'ing a directory and appended a '/' to * the name. @@ -739,7 +733,7 @@ static int follow_automount(struct path *path, unsigned flags, * of the daemon to instantiate them before they can be used. */ if (!(flags & (LOOKUP_PARENT | LOOKUP_DIRECTORY | - LOOKUP_OPEN | LOOKUP_CREATE)) && + LOOKUP_OPEN | LOOKUP_CREATE | LOOKUP_AUTOMOUNT)) && path->dentry->d_inode) return -EISDIR; diff --git a/fs/namespace.c b/fs/namespace.c index 22bfe8273c68..b4febb29d3bb 100644 --- a/fs/namespace.c +++ b/fs/namespace.c @@ -1757,7 +1757,7 @@ static int do_loopback(struct path *path, char *old_name, return err; if (!old_name || !*old_name) return -EINVAL; - err = kern_path(old_name, LOOKUP_FOLLOW, &old_path); + err = kern_path(old_name, LOOKUP_FOLLOW|LOOKUP_AUTOMOUNT, &old_path); if (err) return err; diff --git a/fs/nfs/super.c b/fs/nfs/super.c index 9b7dd7013b15..5b19b6aabe18 100644 --- a/fs/nfs/super.c +++ b/fs/nfs/super.c @@ -2798,7 +2798,7 @@ static struct dentry *nfs_follow_remote_path(struct vfsmount *root_mnt, goto out_put_mnt_ns; ret = vfs_path_lookup(root_mnt->mnt_root, root_mnt, - export_path, LOOKUP_FOLLOW, &path); + export_path, LOOKUP_FOLLOW|LOOKUP_AUTOMOUNT, &path); nfs_referral_loop_unprotect(); put_mnt_ns(ns_private); diff --git a/fs/quota/quota.c b/fs/quota/quota.c index b34bdb25490c..10b6be3ca280 100644 --- a/fs/quota/quota.c +++ b/fs/quota/quota.c @@ -355,7 +355,7 @@ SYSCALL_DEFINE4(quotactl, unsigned int, cmd, const char __user *, special, * resolution (think about autofs) and thus deadlocks could arise. */ if (cmds == Q_QUOTAON) { - ret = user_path_at(AT_FDCWD, addr, LOOKUP_FOLLOW, &path); + ret = user_path_at(AT_FDCWD, addr, LOOKUP_FOLLOW|LOOKUP_AUTOMOUNT, &path); if (ret) pathp = ERR_PTR(ret); else diff --git a/fs/stat.c b/fs/stat.c index ba5316ffac61..78a3aa83c7ea 100644 --- a/fs/stat.c +++ b/fs/stat.c @@ -81,8 +81,6 @@ int vfs_fstatat(int dfd, const char __user *filename, struct kstat *stat, if (!(flag & AT_SYMLINK_NOFOLLOW)) lookup_flags |= LOOKUP_FOLLOW; - if (flag & AT_NO_AUTOMOUNT) - lookup_flags |= LOOKUP_NO_AUTOMOUNT; if (flag & AT_EMPTY_PATH) lookup_flags |= LOOKUP_EMPTY; diff --git a/include/linux/namei.h b/include/linux/namei.h index 76fe2c62ae71..409328d1cbbb 100644 --- a/include/linux/namei.h +++ b/include/linux/namei.h @@ -48,11 +48,12 @@ enum {LAST_NORM, LAST_ROOT, LAST_DOT, LAST_DOTDOT, LAST_BIND}; */ #define LOOKUP_FOLLOW 0x0001 #define LOOKUP_DIRECTORY 0x0002 +#define LOOKUP_AUTOMOUNT 0x0004 #define LOOKUP_PARENT 0x0010 #define LOOKUP_REVAL 0x0020 #define LOOKUP_RCU 0x0040 -#define LOOKUP_NO_AUTOMOUNT 0x0080 + /* * Intent data */ diff --git a/include/trace/events/writeback.h b/include/trace/events/writeback.h index 6bca4cc0063c..5f172703eb4f 100644 --- a/include/trace/events/writeback.h +++ b/include/trace/events/writeback.h @@ -298,7 +298,7 @@ DECLARE_EVENT_CLASS(writeback_single_inode_template, __array(char, name, 32) __field(unsigned long, ino) __field(unsigned long, state) - __field(unsigned long, age) + __field(unsigned long, dirtied_when) __field(unsigned long, writeback_index) __field(long, nr_to_write) __field(unsigned long, wrote) @@ -309,19 +309,19 @@ DECLARE_EVENT_CLASS(writeback_single_inode_template, dev_name(inode->i_mapping->backing_dev_info->dev), 32); __entry->ino = inode->i_ino; __entry->state = inode->i_state; - __entry->age = (jiffies - inode->dirtied_when) * - 1000 / HZ; + __entry->dirtied_when = inode->dirtied_when; __entry->writeback_index = inode->i_mapping->writeback_index; __entry->nr_to_write = nr_to_write; __entry->wrote = nr_to_write - wbc->nr_to_write; ), - TP_printk("bdi %s: ino=%lu state=%s age=%lu " + TP_printk("bdi %s: ino=%lu state=%s dirtied_when=%lu age=%lu " "index=%lu to_write=%ld wrote=%lu", __entry->name, __entry->ino, show_inode_state(__entry->state), - __entry->age, + __entry->dirtied_when, + (jiffies - __entry->dirtied_when) / HZ, __entry->writeback_index, __entry->nr_to_write, __entry->wrote diff --git a/init/main.c b/init/main.c index 2a9b88aa5e76..03b408dff825 100644 --- a/init/main.c +++ b/init/main.c @@ -381,9 +381,6 @@ static noinline void __init_refok rest_init(void) preempt_enable_no_resched(); schedule(); - /* At this point, we can enable user mode helper functionality */ - usermodehelper_enable(); - /* Call into cpu_idle with preempt disabled */ preempt_disable(); cpu_idle(); @@ -733,6 +730,7 @@ static void __init do_basic_setup(void) driver_init(); init_irq_proc(); do_ctors(); + usermodehelper_enable(); do_initcalls(); } diff --git a/net/batman-adv/soft-interface.c b/net/batman-adv/soft-interface.c index 3e2f91ffa4e2..05dd35114a27 100644 --- a/net/batman-adv/soft-interface.c +++ b/net/batman-adv/soft-interface.c @@ -565,7 +565,7 @@ static int interface_tx(struct sk_buff *skb, struct net_device *soft_iface) struct orig_node *orig_node = NULL; int data_len = skb->len, ret; short vid = -1; - bool do_bcast = false; + bool do_bcast; if (atomic_read(&bat_priv->mesh_state) != MESH_ACTIVE) goto dropped; @@ -598,15 +598,15 @@ static int interface_tx(struct sk_buff *skb, struct net_device *soft_iface) tt_local_add(soft_iface, ethhdr->h_source); orig_node = transtable_search(bat_priv, ethhdr->h_dest); - if (is_multicast_ether_addr(ethhdr->h_dest) || - (orig_node && orig_node->gw_flags)) { + do_bcast = is_multicast_ether_addr(ethhdr->h_dest); + if (do_bcast || (orig_node && orig_node->gw_flags)) { ret = gw_is_target(bat_priv, skb, orig_node); if (ret < 0) goto dropped; - if (ret == 0) - do_bcast = true; + if (ret) + do_bcast = false; } /* ethernet packet should be broadcasted */ diff --git a/net/ipv6/ip6mr.c b/net/ipv6/ip6mr.c index 705c82886281..def0538e2413 100644 --- a/net/ipv6/ip6mr.c +++ b/net/ipv6/ip6mr.c @@ -696,8 +696,10 @@ static netdev_tx_t reg_vif_xmit(struct sk_buff *skb, int err; err = ip6mr_fib_lookup(net, &fl6, &mrt); - if (err < 0) + if (err < 0) { + kfree_skb(skb); return err; + } read_lock(&mrt_lock); dev->stats.tx_bytes += skb->len; @@ -2052,8 +2054,10 @@ int ip6_mr_input(struct sk_buff *skb) int err; err = ip6mr_fib_lookup(net, &fl6, &mrt); - if (err < 0) + if (err < 0) { + kfree_skb(skb); return err; + } read_lock(&mrt_lock); cache = ip6mr_cache_find(mrt, diff --git a/net/ipv6/route.c b/net/ipv6/route.c index 1250f9020670..fb545edef6ea 100644 --- a/net/ipv6/route.c +++ b/net/ipv6/route.c @@ -244,7 +244,9 @@ static inline struct rt6_info *ip6_dst_alloc(struct dst_ops *ops, { struct rt6_info *rt = dst_alloc(ops, dev, 0, 0, flags); - memset(&rt->rt6i_table, 0, sizeof(*rt) - sizeof(struct dst_entry)); + if (rt != NULL) + memset(&rt->rt6i_table, 0, + sizeof(*rt) - sizeof(struct dst_entry)); return rt; } diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c index e83e7fee3bc0..ea40d540a990 100644 --- a/net/wireless/nl80211.c +++ b/net/wireless/nl80211.c @@ -4113,9 +4113,12 @@ static int nl80211_crypto_settings(struct cfg80211_registered_device *rdev, if (len % sizeof(u32)) return -EINVAL; + if (settings->n_akm_suites > NL80211_MAX_NR_AKM_SUITES) + return -EINVAL; + memcpy(settings->akm_suites, data, len); - for (i = 0; i < settings->n_ciphers_pairwise; i++) + for (i = 0; i < settings->n_akm_suites; i++) if (!nl80211_valid_akm_suite(settings->akm_suites[i])) return -EINVAL; } diff --git a/net/xfrm/xfrm_policy.c b/net/xfrm/xfrm_policy.c index 94fdcc7f1030..552df27dcf53 100644 --- a/net/xfrm/xfrm_policy.c +++ b/net/xfrm/xfrm_policy.c @@ -1349,14 +1349,16 @@ static inline struct xfrm_dst *xfrm_alloc_dst(struct net *net, int family) BUG(); } xdst = dst_alloc(dst_ops, NULL, 0, 0, 0); - memset(&xdst->u.rt6.rt6i_table, 0, sizeof(*xdst) - sizeof(struct dst_entry)); - xfrm_policy_put_afinfo(afinfo); - if (likely(xdst)) + if (likely(xdst)) { + memset(&xdst->u.rt6.rt6i_table, 0, + sizeof(*xdst) - sizeof(struct dst_entry)); xdst->flo.ops = &xfrm_bundle_fc_ops; - else + } else xdst = ERR_PTR(-ENOBUFS); + xfrm_policy_put_afinfo(afinfo); + return xdst; } diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c index 0503c999e7d3..7a73621a8909 100644 --- a/sound/pci/hda/patch_realtek.c +++ b/sound/pci/hda/patch_realtek.c @@ -578,6 +578,10 @@ static void alc_line_automute(struct hda_codec *codec) { struct alc_spec *spec = codec->spec; + /* check LO jack only when it's different from HP */ + if (spec->autocfg.line_out_pins[0] == spec->autocfg.hp_pins[0]) + return; + spec->line_jack_present = detect_jacks(codec, ARRAY_SIZE(spec->autocfg.line_out_pins), spec->autocfg.line_out_pins); @@ -1321,7 +1325,9 @@ do_sku: * 15 : 1 --> enable the function "Mute internal speaker * when the external headphone out jack is plugged" */ - if (!spec->autocfg.hp_pins[0]) { + if (!spec->autocfg.hp_pins[0] && + !(spec->autocfg.line_out_pins[0] && + spec->autocfg.line_out_type == AUTO_PIN_HP_OUT)) { hda_nid_t nid; tmp = (ass >> 11) & 0x3; /* HP to chassis */ if (tmp == 0) diff --git a/sound/pci/hda/patch_sigmatel.c b/sound/pci/hda/patch_sigmatel.c index 1b7c11432aa7..987e3cf71a0b 100644 --- a/sound/pci/hda/patch_sigmatel.c +++ b/sound/pci/hda/patch_sigmatel.c @@ -5630,6 +5630,7 @@ again: switch (codec->vendor_id) { case 0x111d76d1: case 0x111d76d9: + case 0x111d76df: case 0x111d76e5: case 0x111d7666: case 0x111d7667: diff --git a/sound/soc/codecs/ssm2602.c b/sound/soc/codecs/ssm2602.c index 84f4ad568556..9801cd7cfcb5 100644 --- a/sound/soc/codecs/ssm2602.c +++ b/sound/soc/codecs/ssm2602.c @@ -431,7 +431,8 @@ static int ssm2602_set_dai_fmt(struct snd_soc_dai *codec_dai, static int ssm2602_set_bias_level(struct snd_soc_codec *codec, enum snd_soc_bias_level level) { - u16 reg = snd_soc_read(codec, SSM2602_PWR) & 0xff7f; + u16 reg = snd_soc_read(codec, SSM2602_PWR); + reg &= ~(PWR_POWER_OFF | PWR_OSC_PDN); switch (level) { case SND_SOC_BIAS_ON: diff --git a/sound/soc/omap/omap-mcbsp.c b/sound/soc/omap/omap-mcbsp.c index ebcc2d4d2b18..478d60778453 100644 --- a/sound/soc/omap/omap-mcbsp.c +++ b/sound/soc/omap/omap-mcbsp.c @@ -516,6 +516,12 @@ static int omap_mcbsp_dai_set_dai_sysclk(struct snd_soc_dai *cpu_dai, struct omap_mcbsp_reg_cfg *regs = &mcbsp_data->regs; int err = 0; + if (mcbsp_data->active) + if (freq == mcbsp_data->in_freq) + return 0; + else + return -EBUSY; + /* The McBSP signal muxing functions are only available on McBSP1 */ if (clk_id == OMAP_MCBSP_CLKR_SRC_CLKR || clk_id == OMAP_MCBSP_CLKR_SRC_CLKX || diff --git a/sound/usb/card.c b/sound/usb/card.c index ed120ca2353d..d8f2bf401458 100644 --- a/sound/usb/card.c +++ b/sound/usb/card.c @@ -530,9 +530,11 @@ snd_usb_audio_probe(struct usb_device *dev, return chip; __error: - if (chip && !chip->num_interfaces) - snd_card_free(chip->card); - chip->probing = 0; + if (chip) { + if (!chip->num_interfaces) + snd_card_free(chip->card); + chip->probing = 0; + } mutex_unlock(®ister_mutex); __err_val: return NULL; |