diff options
115 files changed, 1040 insertions, 495 deletions
diff --git a/Documentation/hwmon/jc42 b/Documentation/hwmon/jc42 index 0e76ef12e4c..a22ecf48f25 100644 --- a/Documentation/hwmon/jc42 +++ b/Documentation/hwmon/jc42 @@ -51,7 +51,8 @@ Supported chips: * JEDEC JC 42.4 compliant temperature sensor chips Prefix: 'jc42' Addresses scanned: I2C 0x18 - 0x1f - Datasheet: - + Datasheet: + http://www.jedec.org/sites/default/files/docs/4_01_04R19.pdf Author: Guenter Roeck <guenter.roeck@ericsson.com> @@ -60,7 +61,11 @@ Author: Description ----------- -This driver implements support for JEDEC JC 42.4 compliant temperature sensors. +This driver implements support for JEDEC JC 42.4 compliant temperature sensors, +which are used on many DDR3 memory modules for mobile devices and servers. Some +systems use the sensor to prevent memory overheating by automatically throttling +the memory controller. + The driver auto-detects the chips listed above, but can be manually instantiated to support other JC 42.4 compliant chips. @@ -81,15 +86,19 @@ limits. The chip supports only a single register to configure the hysteresis, which applies to all limits. This register can be written by writing into temp1_crit_hyst. Other hysteresis attributes are read-only. +If the BIOS has configured the sensor for automatic temperature management, it +is likely that it has locked the registers, i.e., that the temperature limits +cannot be changed. + Sysfs entries ------------- temp1_input Temperature (RO) -temp1_min Minimum temperature (RW) -temp1_max Maximum temperature (RW) -temp1_crit Critical high temperature (RW) +temp1_min Minimum temperature (RO or RW) +temp1_max Maximum temperature (RO or RW) +temp1_crit Critical high temperature (RO or RW) -temp1_crit_hyst Critical hysteresis temperature (RW) +temp1_crit_hyst Critical hysteresis temperature (RO or RW) temp1_max_hyst Maximum hysteresis temperature (RO) temp1_min_alarm Temperature low alarm diff --git a/Documentation/hwmon/k10temp b/Documentation/hwmon/k10temp index 6526eee525a..d2b56a4fd1f 100644 --- a/Documentation/hwmon/k10temp +++ b/Documentation/hwmon/k10temp @@ -9,6 +9,8 @@ Supported chips: Socket S1G3: Athlon II, Sempron, Turion II * AMD Family 11h processors: Socket S1G2: Athlon (X2), Sempron (X2), Turion X2 (Ultra) +* AMD Family 12h processors: "Llano" +* AMD Family 14h processors: "Brazos" (C/E/G-Series) Prefix: 'k10temp' Addresses scanned: PCI space @@ -17,10 +19,14 @@ Supported chips: http://support.amd.com/us/Processor_TechDocs/31116.pdf BIOS and Kernel Developer's Guide (BKDG) for AMD Family 11h Processors: http://support.amd.com/us/Processor_TechDocs/41256.pdf + BIOS and Kernel Developer's Guide (BKDG) for AMD Family 14h Models 00h-0Fh Processors: + http://support.amd.com/us/Processor_TechDocs/43170.pdf Revision Guide for AMD Family 10h Processors: http://support.amd.com/us/Processor_TechDocs/41322.pdf Revision Guide for AMD Family 11h Processors: http://support.amd.com/us/Processor_TechDocs/41788.pdf + Revision Guide for AMD Family 14h Models 00h-0Fh Processors: + http://support.amd.com/us/Processor_TechDocs/47534.pdf AMD Family 11h Processor Power and Thermal Data Sheet for Notebooks: http://support.amd.com/us/Processor_TechDocs/43373.pdf AMD Family 10h Server and Workstation Processor Power and Thermal Data Sheet: @@ -34,7 +40,7 @@ Description ----------- This driver permits reading of the internal temperature sensor of AMD -Family 10h and 11h processors. +Family 10h/11h/12h/14h processors. All these processors have a sensor, but on those for Socket F or AM2+, the sensor may return inconsistent values (erratum 319). The driver diff --git a/Documentation/networking/Makefile b/Documentation/networking/Makefile index 5aba7a33aee..24c308dd3fd 100644 --- a/Documentation/networking/Makefile +++ b/Documentation/networking/Makefile @@ -4,6 +4,8 @@ obj- := dummy.o # List of programs to build hostprogs-y := ifenslave +HOSTCFLAGS_ifenslave.o += -I$(objtree)/usr/include + # Tell kbuild to always build the programs always := $(hostprogs-y) diff --git a/Documentation/workqueue.txt b/Documentation/workqueue.txt index 996a27d9b8d..01c513fac40 100644 --- a/Documentation/workqueue.txt +++ b/Documentation/workqueue.txt @@ -190,9 +190,9 @@ resources, scheduled and executed. * Long running CPU intensive workloads which can be better managed by the system scheduler. - WQ_FREEZEABLE + WQ_FREEZABLE - A freezeable wq participates in the freeze phase of the system + A freezable wq participates in the freeze phase of the system suspend operations. Work items on the wq are drained and no new work item starts execution until thawed. diff --git a/MAINTAINERS b/MAINTAINERS index 5dd6c751e6a..6f99e1260db 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -885,7 +885,7 @@ S: Supported ARM/QUALCOMM MSM MACHINE SUPPORT M: David Brown <davidb@codeaurora.org> -M: Daniel Walker <dwalker@codeaurora.org> +M: Daniel Walker <dwalker@fifo99.com> M: Bryan Huntsman <bryanh@codeaurora.org> L: linux-arm-msm@vger.kernel.org F: arch/arm/mach-msm/ @@ -2873,7 +2873,6 @@ 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/ diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index 26d45e5b636..166efa2a19c 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -1177,6 +1177,31 @@ config ARM_ERRATA_743622 visible impact on the overall performance or power consumption of the processor. +config ARM_ERRATA_751472 + bool "ARM errata: Interrupted ICIALLUIS may prevent completion of broadcasted operation" + depends on CPU_V7 && SMP + help + This option enables the workaround for the 751472 Cortex-A9 (prior + to r3p0) erratum. An interrupted ICIALLUIS operation may prevent the + completion of a following broadcasted operation if the second + operation is received by a CPU before the ICIALLUIS has completed, + potentially leading to corrupted entries in the cache or TLB. + +config ARM_ERRATA_753970 + bool "ARM errata: cache sync operation may be faulty" + depends on CACHE_PL310 + help + This option enables the workaround for the 753970 PL310 (r3p0) erratum. + + Under some condition the effect of cache sync operation on + the store buffer still remains when the operation completes. + This means that the store buffer is always asked to drain and + this prevents it from merging any further writes. The workaround + is to replace the normal offset of cache sync operation (0x730) + by another offset targeting an unmapped PL310 register 0x740. + This has the same effect as the cache sync operation: store buffer + drain and waiting for all buffers empty. + endmenu source "arch/arm/common/Kconfig" diff --git a/arch/arm/Makefile b/arch/arm/Makefile index c22c1adfedd..6f7b29294c8 100644 --- a/arch/arm/Makefile +++ b/arch/arm/Makefile @@ -15,7 +15,7 @@ ifeq ($(CONFIG_CPU_ENDIAN_BE8),y) LDFLAGS_vmlinux += --be8 endif -OBJCOPYFLAGS :=-O binary -R .note -R .note.gnu.build-id -R .comment -S +OBJCOPYFLAGS :=-O binary -R .comment -S GZFLAGS :=-9 #KBUILD_CFLAGS +=-pipe # Explicitly specifiy 32-bit ARM ISA since toolchain default can be -mthumb: diff --git a/arch/arm/boot/compressed/.gitignore b/arch/arm/boot/compressed/.gitignore index ab204db594d..c6028967d33 100644 --- a/arch/arm/boot/compressed/.gitignore +++ b/arch/arm/boot/compressed/.gitignore @@ -1,3 +1,7 @@ font.c -piggy.gz +lib1funcs.S +piggy.gzip +piggy.lzo +piggy.lzma +vmlinux vmlinux.lds diff --git a/arch/arm/include/asm/hardware/cache-l2x0.h b/arch/arm/include/asm/hardware/cache-l2x0.h index 5aeec1e1735..16bd4803158 100644 --- a/arch/arm/include/asm/hardware/cache-l2x0.h +++ b/arch/arm/include/asm/hardware/cache-l2x0.h @@ -36,6 +36,7 @@ #define L2X0_RAW_INTR_STAT 0x21C #define L2X0_INTR_CLEAR 0x220 #define L2X0_CACHE_SYNC 0x730 +#define L2X0_DUMMY_REG 0x740 #define L2X0_INV_LINE_PA 0x770 #define L2X0_INV_WAY 0x77C #define L2X0_CLEAN_LINE_PA 0x7B0 diff --git a/arch/arm/include/asm/hardware/sp810.h b/arch/arm/include/asm/hardware/sp810.h index 721847dc68a..e0d1c0cfa54 100644 --- a/arch/arm/include/asm/hardware/sp810.h +++ b/arch/arm/include/asm/hardware/sp810.h @@ -58,6 +58,9 @@ static inline void sysctl_soft_reset(void __iomem *base) { + /* switch to slow mode */ + writel(0x2, base + SCCTRL); + /* writing any value to SCSYSSTAT reg will reset system */ writel(0, base + SCSYSSTAT); } diff --git a/arch/arm/include/asm/tlb.h b/arch/arm/include/asm/tlb.h index f41a6f57cd1..82dfe5d0c41 100644 --- a/arch/arm/include/asm/tlb.h +++ b/arch/arm/include/asm/tlb.h @@ -18,16 +18,34 @@ #define __ASMARM_TLB_H #include <asm/cacheflush.h> -#include <asm/tlbflush.h> #ifndef CONFIG_MMU #include <linux/pagemap.h> + +#define tlb_flush(tlb) ((void) tlb) + #include <asm-generic/tlb.h> #else /* !CONFIG_MMU */ +#include <linux/swap.h> #include <asm/pgalloc.h> +#include <asm/tlbflush.h> + +/* + * We need to delay page freeing for SMP as other CPUs can access pages + * which have been removed but not yet had their TLB entries invalidated. + * Also, as ARMv7 speculative prefetch can drag new entries into the TLB, + * we need to apply this same delaying tactic to ensure correct operation. + */ +#if defined(CONFIG_SMP) || defined(CONFIG_CPU_32v7) +#define tlb_fast_mode(tlb) 0 +#define FREE_PTE_NR 500 +#else +#define tlb_fast_mode(tlb) 1 +#define FREE_PTE_NR 0 +#endif /* * TLB handling. This allows us to remove pages from the page @@ -36,12 +54,58 @@ struct mmu_gather { struct mm_struct *mm; unsigned int fullmm; + struct vm_area_struct *vma; unsigned long range_start; unsigned long range_end; + unsigned int nr; + struct page *pages[FREE_PTE_NR]; }; DECLARE_PER_CPU(struct mmu_gather, mmu_gathers); +/* + * This is unnecessarily complex. There's three ways the TLB shootdown + * code is used: + * 1. Unmapping a range of vmas. See zap_page_range(), unmap_region(). + * tlb->fullmm = 0, and tlb_start_vma/tlb_end_vma will be called. + * tlb->vma will be non-NULL. + * 2. Unmapping all vmas. See exit_mmap(). + * tlb->fullmm = 1, and tlb_start_vma/tlb_end_vma will be called. + * tlb->vma will be non-NULL. Additionally, page tables will be freed. + * 3. Unmapping argument pages. See shift_arg_pages(). + * tlb->fullmm = 0, but tlb_start_vma/tlb_end_vma will not be called. + * tlb->vma will be NULL. + */ +static inline void tlb_flush(struct mmu_gather *tlb) +{ + if (tlb->fullmm || !tlb->vma) + flush_tlb_mm(tlb->mm); + else if (tlb->range_end > 0) { + flush_tlb_range(tlb->vma, tlb->range_start, tlb->range_end); + tlb->range_start = TASK_SIZE; + tlb->range_end = 0; + } +} + +static inline void tlb_add_flush(struct mmu_gather *tlb, unsigned long addr) +{ + if (!tlb->fullmm) { + if (addr < tlb->range_start) + tlb->range_start = addr; + if (addr + PAGE_SIZE > tlb->range_end) + tlb->range_end = addr + PAGE_SIZE; + } +} + +static inline void tlb_flush_mmu(struct mmu_gather *tlb) +{ + tlb_flush(tlb); + if (!tlb_fast_mode(tlb)) { + free_pages_and_swap_cache(tlb->pages, tlb->nr); + tlb->nr = 0; + } +} + static inline struct mmu_gather * tlb_gather_mmu(struct mm_struct *mm, unsigned int full_mm_flush) { @@ -49,6 +113,8 @@ tlb_gather_mmu(struct mm_struct *mm, unsigned int full_mm_flush) tlb->mm = mm; tlb->fullmm = full_mm_flush; + tlb->vma = NULL; + tlb->nr = 0; return tlb; } @@ -56,8 +122,7 @@ tlb_gather_mmu(struct mm_struct *mm, unsigned int full_mm_flush) static inline void tlb_finish_mmu(struct mmu_gather *tlb, unsigned long start, unsigned long end) { - if (tlb->fullmm) - flush_tlb_mm(tlb->mm); + tlb_flush_mmu(tlb); /* keep the page table cache within bounds */ check_pgt_cache(); @@ -71,12 +136,7 @@ tlb_finish_mmu(struct mmu_gather *tlb, unsigned long start, unsigned long end) static inline void tlb_remove_tlb_entry(struct mmu_gather *tlb, pte_t *ptep, unsigned long addr) { - if (!tlb->fullmm) { - if (addr < tlb->range_start) - tlb->range_start = addr; - if (addr + PAGE_SIZE > tlb->range_end) - tlb->range_end = addr + PAGE_SIZE; - } + tlb_add_flush(tlb, addr); } /* @@ -89,6 +149,7 @@ tlb_start_vma(struct mmu_gather *tlb, struct vm_area_struct *vma) { if (!tlb->fullmm) { flush_cache_range(vma, vma->vm_start, vma->vm_end); + tlb->vma = vma; tlb->range_start = TASK_SIZE; tlb->range_end = 0; } @@ -97,12 +158,30 @@ tlb_start_vma(struct mmu_gather *tlb, struct vm_area_struct *vma) static inline void tlb_end_vma(struct mmu_gather *tlb, struct vm_area_struct *vma) { - if (!tlb->fullmm && tlb->range_end > 0) - flush_tlb_range(vma, tlb->range_start, tlb->range_end); + if (!tlb->fullmm) + tlb_flush(tlb); +} + +static inline void tlb_remove_page(struct mmu_gather *tlb, struct page *page) +{ + if (tlb_fast_mode(tlb)) { + free_page_and_swap_cache(page); + } else { + tlb->pages[tlb->nr++] = page; + if (tlb->nr >= FREE_PTE_NR) + tlb_flush_mmu(tlb); + } +} + +static inline void __pte_free_tlb(struct mmu_gather *tlb, pgtable_t pte, + unsigned long addr) +{ + pgtable_page_dtor(pte); + tlb_add_flush(tlb, addr); + tlb_remove_page(tlb, pte); } -#define tlb_remove_page(tlb,page) free_page_and_swap_cache(page) -#define pte_free_tlb(tlb, ptep, addr) pte_free((tlb)->mm, ptep) +#define pte_free_tlb(tlb, ptep, addr) __pte_free_tlb(tlb, ptep, addr) #define pmd_free_tlb(tlb, pmdp, addr) pmd_free((tlb)->mm, pmdp) #define tlb_migrate_finish(mm) do { } while (0) diff --git a/arch/arm/include/asm/tlbflush.h b/arch/arm/include/asm/tlbflush.h index ce7378ea15a..d2005de383b 100644 --- a/arch/arm/include/asm/tlbflush.h +++ b/arch/arm/include/asm/tlbflush.h @@ -10,12 +10,7 @@ #ifndef _ASMARM_TLBFLUSH_H #define _ASMARM_TLBFLUSH_H - -#ifndef CONFIG_MMU - -#define tlb_flush(tlb) ((void) tlb) - -#else /* CONFIG_MMU */ +#ifdef CONFIG_MMU #include <asm/glue.h> diff --git a/arch/arm/kernel/kprobes-decode.c b/arch/arm/kernel/kprobes-decode.c index 2c1f0050c9c..8f6ed43861f 100644 --- a/arch/arm/kernel/kprobes-decode.c +++ b/arch/arm/kernel/kprobes-decode.c @@ -1437,7 +1437,7 @@ arm_kprobe_decode_insn(kprobe_opcode_t insn, struct arch_specific_insn *asi) return space_cccc_1100_010x(insn, asi); - } else if ((insn & 0x0e000000) == 0x0c400000) { + } else if ((insn & 0x0e000000) == 0x0c000000) { return space_cccc_110x(insn, asi); diff --git a/arch/arm/kernel/pmu.c b/arch/arm/kernel/pmu.c index b8af96ea62e..2c79eec1926 100644 --- a/arch/arm/kernel/pmu.c +++ b/arch/arm/kernel/pmu.c @@ -97,28 +97,34 @@ set_irq_affinity(int irq, irq, cpu); return err; #else - return 0; + return -EINVAL; #endif } static int init_cpu_pmu(void) { - int i, err = 0; + int i, irqs, err = 0; struct platform_device *pdev = pmu_devices[ARM_PMU_DEVICE_CPU]; - if (!pdev) { - err = -ENODEV; - goto out; - } + if (!pdev) + return -ENODEV; + + irqs = pdev->num_resources; + + /* + * If we have a single PMU interrupt that we can't shift, assume that + * we're running on a uniprocessor machine and continue. + */ + if (irqs == 1 && !irq_can_set_affinity(platform_get_irq(pdev, 0))) + return 0; - for (i = 0; i < pdev->num_resources; ++i) { + for (i = 0; i < irqs; ++i) { err = set_irq_affinity(platform_get_irq(pdev, i), i); if (err) break; } -out: return err; } diff --git a/arch/arm/kernel/setup.c b/arch/arm/kernel/setup.c index 420b8d6485d..5ea4fb718b9 100644 --- a/arch/arm/kernel/setup.c +++ b/arch/arm/kernel/setup.c @@ -226,8 +226,8 @@ int cpu_architecture(void) * Register 0 and check for VMSAv7 or PMSAv7 */ asm("mrc p15, 0, %0, c0, c1, 4" : "=r" (mmfr0)); - if ((mmfr0 & 0x0000000f) == 0x00000003 || - (mmfr0 & 0x000000f0) == 0x00000030) + if ((mmfr0 & 0x0000000f) >= 0x00000003 || + (mmfr0 & 0x000000f0) >= 0x00000030) cpu_arch = CPU_ARCH_ARMv7; else if ((mmfr0 & 0x0000000f) == 0x00000002 || (mmfr0 & 0x000000f0) == 0x00000020) diff --git a/arch/arm/kernel/signal.c b/arch/arm/kernel/signal.c index 907d5a620bc..abaf8445ce2 100644 --- a/arch/arm/kernel/signal.c +++ b/arch/arm/kernel/signal.c @@ -474,7 +474,9 @@ setup_return(struct pt_regs *regs, struct k_sigaction *ka, unsigned long handler = (unsigned long)ka->sa.sa_handler; unsigned long retcode; int thumb = 0; - unsigned long cpsr = regs->ARM_cpsr & ~PSR_f; + unsigned long cpsr = regs->ARM_cpsr & ~(PSR_f | PSR_E_BIT); + + cpsr |= PSR_ENDSTATE; /* * Maybe we need to deliver a 32-bit signal to a 26-bit task. diff --git a/arch/arm/kernel/vmlinux.lds.S b/arch/arm/kernel/vmlinux.lds.S index 86b66f3f203..61462790757 100644 --- a/arch/arm/kernel/vmlinux.lds.S +++ b/arch/arm/kernel/vmlinux.lds.S @@ -21,6 +21,12 @@ #define ARM_CPU_KEEP(x) #endif +#if defined(CONFIG_SMP_ON_UP) && !defined(CONFIG_DEBUG_SPINLOCK) +#define ARM_EXIT_KEEP(x) x +#else +#define ARM_EXIT_KEEP(x) +#endif + OUTPUT_ARCH(arm) ENTRY(stext) @@ -43,6 +49,7 @@ SECTIONS _sinittext = .; HEAD_TEXT INIT_TEXT + ARM_EXIT_KEEP(EXIT_TEXT) _einittext = .; ARM_CPU_DISCARD(PROC_INFO) __arch_info_begin = .; @@ -67,6 +74,7 @@ SECTIONS #ifndef CONFIG_XIP_KERNEL __init_begin = _stext; INIT_DATA + ARM_EXIT_KEEP(EXIT_DATA) #endif } @@ -162,6 +170,7 @@ SECTIONS . = ALIGN(PAGE_SIZE); __init_begin = .; INIT_DATA + ARM_EXIT_KEEP(EXIT_DATA) . = ALIGN(PAGE_SIZE); __init_end = .; #endif @@ -247,6 +256,8 @@ SECTIONS } #endif + NOTES + BSS_SECTION(0, 0, 0) _end = .; diff --git a/arch/arm/mach-spear3xx/include/mach/spear320.h b/arch/arm/mach-spear3xx/include/mach/spear320.h index cacf17a958c..53677e464d4 100644 --- a/arch/arm/mach-spear3xx/include/mach/spear320.h +++ b/arch/arm/mach-spear3xx/include/mach/spear320.h @@ -62,7 +62,7 @@ #define SPEAR320_SMII1_BASE 0xAB000000 #define SPEAR320_SMII1_SIZE 0x01000000 -#define SPEAR320_SOC_CONFIG_BASE 0xB4000000 +#define SPEAR320_SOC_CONFIG_BASE 0xB3000000 #define SPEAR320_SOC_CONFIG_SIZE 0x00000070 /* Interrupt registers offsets and masks */ #define INT_STS_MASK_REG 0x04 diff --git a/arch/arm/mm/cache-l2x0.c b/arch/arm/mm/cache-l2x0.c index 170c9bb9586..f2ce38e085d 100644 --- a/arch/arm/mm/cache-l2x0.c +++ b/arch/arm/mm/cache-l2x0.c @@ -49,7 +49,13 @@ static inline void cache_wait(void __iomem *reg, unsigned long mask) static inline void cache_sync(void) { void __iomem *base = l2x0_base; + +#ifdef CONFIG_ARM_ERRATA_753970 + /* write to an unmmapped register */ + writel_relaxed(0, base + L2X0_DUMMY_REG); +#else writel_relaxed(0, base + L2X0_CACHE_SYNC); +#endif cache_wait(base + L2X0_CACHE_SYNC, 1); } diff --git a/arch/arm/mm/proc-v7.S b/arch/arm/mm/proc-v7.S index 0c1172b56b4..8e335623913 100644 --- a/arch/arm/mm/proc-v7.S +++ b/arch/arm/mm/proc-v7.S @@ -264,6 +264,12 @@ __v7_setup: orreq r10, r10, #1 << 6 @ set bit #6 mcreq p15, 0, r10, c15, c0, 1 @ write diagnostic register #endif +#ifdef CONFIG_ARM_ERRATA_751472 + cmp r6, #0x30 @ present prior to r3p0 + mrclt p15, 0, r10, c15, c0, 1 @ read diagnostic register + orrlt r10, r10, #1 << 11 @ set bit #11 + mcrlt p15, 0, r10, c15, c0, 1 @ write diagnostic register +#endif 3: mov r10, #0 #ifdef HARVARD_CACHE diff --git a/arch/arm/plat-spear/include/plat/uncompress.h b/arch/arm/plat-spear/include/plat/uncompress.h index 99ba6789cc9..6dd455bafdf 100644 --- a/arch/arm/plat-spear/include/plat/uncompress.h +++ b/arch/arm/plat-spear/include/plat/uncompress.h @@ -24,10 +24,10 @@ static inline void putc(int c) { void __iomem *base = (void __iomem *)SPEAR_DBG_UART_BASE; - while (readl(base + UART01x_FR) & UART01x_FR_TXFF) + while (readl_relaxed(base + UART01x_FR) & UART01x_FR_TXFF) barrier(); - writel(c, base + UART01x_DR); + writel_relaxed(c, base + UART01x_DR); } static inline void flush(void) diff --git a/arch/arm/plat-spear/include/plat/vmalloc.h b/arch/arm/plat-spear/include/plat/vmalloc.h index 09e9372aea2..8c8b24d0704 100644 --- a/arch/arm/plat-spear/include/plat/vmalloc.h +++ b/arch/arm/plat-spear/include/plat/vmalloc.h @@ -14,6 +14,6 @@ #ifndef __PLAT_VMALLOC_H #define __PLAT_VMALLOC_H -#define VMALLOC_END 0xF0000000 +#define VMALLOC_END 0xF0000000UL #endif /* __PLAT_VMALLOC_H */ diff --git a/arch/s390/boot/compressed/misc.c b/arch/s390/boot/compressed/misc.c index 0851eb1e919..2751b3a8a66 100644 --- a/arch/s390/boot/compressed/misc.c +++ b/arch/s390/boot/compressed/misc.c @@ -133,11 +133,12 @@ unsigned long decompress_kernel(void) unsigned long output_addr; unsigned char *output; - check_ipl_parmblock((void *) 0, (unsigned long) output + SZ__bss_start); + output_addr = ((unsigned long) &_end + HEAP_SIZE + 4095UL) & -4096UL; + check_ipl_parmblock((void *) 0, output_addr + SZ__bss_start); memset(&_bss, 0, &_ebss - &_bss); free_mem_ptr = (unsigned long)&_end; free_mem_end_ptr = free_mem_ptr + HEAP_SIZE; - output = (unsigned char *) ((free_mem_end_ptr + 4095UL) & -4096UL); + output = (unsigned char *) output_addr; #ifdef CONFIG_BLK_DEV_INITRD /* diff --git a/arch/s390/include/asm/atomic.h b/arch/s390/include/asm/atomic.h index 76daea11718..5c5ba10384c 100644 --- a/arch/s390/include/asm/atomic.h +++ b/arch/s390/include/asm/atomic.h @@ -36,14 +36,19 @@ static inline int atomic_read(const atomic_t *v) { - barrier(); - return v->counter; + int c; + + asm volatile( + " l %0,%1\n" + : "=d" (c) : "Q" (v->counter)); + return c; } static inline void atomic_set(atomic_t *v, int i) { - v->counter = i; - barrier(); + asm volatile( + " st %1,%0\n" + : "=Q" (v->counter) : "d" (i)); } static inline int atomic_add_return(int i, atomic_t *v) @@ -128,14 +133,19 @@ static inline int atomic_add_unless(atomic_t *v, int a, int u) static inline long long atomic64_read(const atomic64_t *v) { - barrier(); - return v->counter; + long long c; + + asm volatile( + " lg %0,%1\n" + : "=d" (c) : "Q" (v->counter)); + return c; } static inline void atomic64_set(atomic64_t *v, long long i) { - v->counter = i; - barrier(); + asm volatile( + " stg %1,%0\n" + : "=Q" (v->counter) : "d" (i)); } static inline long long atomic64_add_return(long long i, atomic64_t *v) diff --git a/arch/s390/include/asm/cache.h b/arch/s390/include/asm/cache.h index 24aafa68b64..2a30d5ac066 100644 --- a/arch/s390/include/asm/cache.h +++ b/arch/s390/include/asm/cache.h @@ -13,6 +13,7 @@ #define L1_CACHE_BYTES 256 #define L1_CACHE_SHIFT 8 +#define NET_SKB_PAD 32 #define __read_mostly __attribute__((__section__(".data..read_mostly"))) diff --git a/arch/sparc/include/asm/pcr.h b/arch/sparc/include/asm/pcr.h index a2f5c61f924..843e4faf6a5 100644 --- a/arch/sparc/include/asm/pcr.h +++ b/arch/sparc/include/asm/pcr.h @@ -43,4 +43,6 @@ static inline u64 picl_value(unsigned int nmi_hz) extern u64 pcr_enable; +extern int pcr_arch_init(void); + #endif /* __PCR_H */ diff --git a/arch/sparc/kernel/iommu.c b/arch/sparc/kernel/iommu.c index 47977a77f6c..72509d0e34b 100644 --- a/arch/sparc/kernel/iommu.c +++ b/arch/sparc/kernel/iommu.c @@ -255,10 +255,9 @@ static inline iopte_t *alloc_npages(struct device *dev, struct iommu *iommu, static int iommu_alloc_ctx(struct iommu *iommu) { int lowest = iommu->ctx_lowest_free; - int sz = IOMMU_NUM_CTXS - lowest; - int n = find_next_zero_bit(iommu->ctx_bitmap, sz, lowest); + int n = find_next_zero_bit(iommu->ctx_bitmap, IOMMU_NUM_CTXS, lowest); - if (unlikely(n == sz)) { + if (unlikely(n == IOMMU_NUM_CTXS)) { n = find_next_zero_bit(iommu->ctx_bitmap, lowest, 1); if (unlikely(n == lowest)) { printk(KERN_WARNING "IOMMU: Ran out of contexts.\n"); diff --git a/arch/sparc/kernel/pcr.c b/arch/sparc/kernel/pcr.c index ae96cf52a95..7c2ced612b8 100644 --- a/arch/sparc/kernel/pcr.c +++ b/arch/sparc/kernel/pcr.c @@ -167,5 +167,3 @@ out_unregister: unregister_perf_hsvc(); return err; } - -early_initcall(pcr_arch_init); diff --git a/arch/sparc/kernel/smp_64.c b/arch/sparc/kernel/smp_64.c index b6a2b8f4704..555a76d1f4a 100644 --- a/arch/sparc/kernel/smp_64.c +++ b/arch/sparc/kernel/smp_64.c @@ -49,6 +49,7 @@ #include <asm/mdesc.h> #include <asm/ldc.h> #include <asm/hypervisor.h> +#include <asm/pcr.h> #include "cpumap.h" @@ -1358,6 +1359,7 @@ void __cpu_die(unsigned int cpu) void __init smp_cpus_done(unsigned int max_cpus) { + pcr_arch_init(); } void smp_send_reschedule(int cpu) diff --git a/arch/sparc/kernel/una_asm_32.S b/arch/sparc/kernel/una_asm_32.S index 8cc03458eb7..8f096e84a93 100644 --- a/arch/sparc/kernel/una_asm_32.S +++ b/arch/sparc/kernel/una_asm_32.S @@ -24,9 +24,9 @@ retl_efault: .globl __do_int_store __do_int_store: ld [%o2], %g1 - cmp %1, 2 + cmp %o1, 2 be 2f - cmp %1, 4 + cmp %o1, 4 be 1f srl %g1, 24, %g2 srl %g1, 16, %g7 diff --git a/arch/sparc/lib/bitext.c b/arch/sparc/lib/bitext.c index 764b3eb7b60..48d00e72ce1 100644 --- a/arch/sparc/lib/bitext.c +++ b/arch/sparc/lib/bitext.c @@ -10,7 +10,7 @@ */ #include <linux/string.h> -#include <linux/bitops.h> +#include <linux/bitmap.h> #include <asm/bitext.h> @@ -80,8 +80,7 @@ int bit_map_string_get(struct bit_map *t, int len, int align) while (test_bit(offset + i, t->map) == 0) { i++; if (i == len) { - for (i = 0; i < len; i++) - __set_bit(offset + i, t->map); + bitmap_set(t->map, offset, len); if (offset == t->first_free) t->first_free = find_next_zero_bit (t->map, t->size, diff --git a/drivers/atm/solos-pci.c b/drivers/atm/solos-pci.c index 73fb1c4f4cd..25ef1a4556e 100644 --- a/drivers/atm/solos-pci.c +++ b/drivers/atm/solos-pci.c @@ -866,8 +866,9 @@ static int popen(struct atm_vcc *vcc) } skb = alloc_skb(sizeof(*header), GFP_ATOMIC); - if (!skb && net_ratelimit()) { - dev_warn(&card->dev->dev, "Failed to allocate sk_buff in popen()\n"); + if (!skb) { + if (net_ratelimit()) + dev_warn(&card->dev->dev, "Failed to allocate sk_buff in popen()\n"); return -ENOMEM; } header = (void *)skb_put(skb, sizeof(*header)); diff --git a/drivers/bluetooth/ath3k.c b/drivers/bluetooth/ath3k.c index a126e614601..333c21289d9 100644 --- a/drivers/bluetooth/ath3k.c +++ b/drivers/bluetooth/ath3k.c @@ -39,6 +39,8 @@ static struct usb_device_id ath3k_table[] = { /* Atheros AR3011 with sflash firmware*/ { USB_DEVICE(0x0CF3, 0x3002) }, + /* Atheros AR9285 Malbec with sflash firmware */ + { USB_DEVICE(0x03F0, 0x311D) }, { } /* Terminating entry */ }; diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c index 1da773f899a..4cefa91e6c3 100644 --- a/drivers/bluetooth/btusb.c +++ b/drivers/bluetooth/btusb.c @@ -102,6 +102,9 @@ static struct usb_device_id blacklist_table[] = { /* Atheros 3011 with sflash firmware */ { USB_DEVICE(0x0cf3, 0x3002), .driver_info = BTUSB_IGNORE }, + /* Atheros AR9285 Malbec with sflash firmware */ + { USB_DEVICE(0x03f0, 0x311d), .driver_info = BTUSB_IGNORE }, + /* Broadcom BCM2035 */ { USB_DEVICE(0x0a5c, 0x2035), .driver_info = BTUSB_WRONG_SCO_MTU }, { USB_DEVICE(0x0a5c, 0x200a), .driver_info = BTUSB_WRONG_SCO_MTU }, diff --git a/drivers/char/tpm/tpm.c b/drivers/char/tpm/tpm.c index faf5a2c6592..36e0fa161c2 100644 --- a/drivers/char/tpm/tpm.c +++ b/drivers/char/tpm/tpm.c @@ -577,11 +577,9 @@ duration: if (rc) return; - if (be32_to_cpu(tpm_cmd.header.out.return_code) != 0 || - be32_to_cpu(tpm_cmd.header.out.length) - != sizeof(tpm_cmd.header.out) + sizeof(u32) + 3 * sizeof(u32)) + if (be32_to_cpu(tpm_cmd.header.out.return_code) + != 3 * sizeof(u32)) return; - duration_cap = &tpm_cmd.params.getcap_out.cap.duration; chip->vendor.duration[TPM_SHORT] = usecs_to_jiffies(be32_to_cpu(duration_cap->tpm_short)); @@ -941,18 +939,6 @@ ssize_t tpm_show_caps_1_2(struct device * dev, } EXPORT_SYMBOL_GPL(tpm_show_caps_1_2); -ssize_t tpm_show_timeouts(struct device *dev, struct device_attribute *attr, - char *buf) -{ - struct tpm_chip *chip = dev_get_drvdata(dev); - - return sprintf(buf, "%d %d %d\n", - jiffies_to_usecs(chip->vendor.duration[TPM_SHORT]), - jiffies_to_usecs(chip->vendor.duration[TPM_MEDIUM]), - jiffies_to_usecs(chip->vendor.duration[TPM_LONG])); -} -EXPORT_SYMBOL_GPL(tpm_show_timeouts); - ssize_t tpm_store_cancel(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) { diff --git a/drivers/char/tpm/tpm.h b/drivers/char/tpm/tpm.h index d84ff772c26..72ddb031b69 100644 --- a/drivers/char/tpm/tpm.h +++ b/drivers/char/tpm/tpm.h @@ -56,8 +56,6 @@ extern ssize_t tpm_show_owned(struct device *, struct device_attribute *attr, char *); extern ssize_t tpm_show_temp_deactivated(struct device *, struct device_attribute *attr, char *); -extern ssize_t tpm_show_timeouts(struct device *, - struct device_attribute *attr, char *); struct tpm_chip; diff --git a/drivers/char/tpm/tpm_tis.c b/drivers/char/tpm/tpm_tis.c index 0d1d38e5f26..dd21df55689 100644 --- a/drivers/char/tpm/tpm_tis.c +++ b/drivers/char/tpm/tpm_tis.c @@ -376,7 +376,6 @@ static DEVICE_ATTR(temp_deactivated, S_IRUGO, tpm_show_temp_deactivated, NULL); static DEVICE_ATTR(caps, S_IRUGO, tpm_show_caps_1_2, NULL); static DEVICE_ATTR(cancel, S_IWUSR | S_IWGRP, NULL, tpm_store_cancel); -static DEVICE_ATTR(timeouts, S_IRUGO, tpm_show_timeouts, NULL); static struct attribute *tis_attrs[] = { &dev_attr_pubek.attr, @@ -386,8 +385,7 @@ static struct attribute *tis_attrs[] = { &dev_attr_owned.attr, &dev_attr_temp_deactivated.attr, &dev_attr_caps.attr, - &dev_attr_cancel.attr, - &dev_attr_timeouts.attr, NULL, + &dev_attr_cancel.attr, NULL, }; static struct attribute_group tis_attr_grp = { diff --git a/drivers/gpu/drm/nouveau/nouveau_bios.c b/drivers/gpu/drm/nouveau/nouveau_bios.c index 49e5e99917e..6bdab891c64 100644 --- a/drivers/gpu/drm/nouveau/nouveau_bios.c +++ b/drivers/gpu/drm/nouveau/nouveau_bios.c @@ -6228,7 +6228,7 @@ parse_dcb15_entry(struct drm_device *dev, struct dcb_table *dcb, entry->tvconf.has_component_output = false; break; case OUTPUT_LVDS: - if ((conn & 0x00003f00) != 0x10) + if ((conn & 0x00003f00) >> 8 != 0x10) entry->lvdsconf.use_straps_for_mode = true; entry->lvdsconf.use_power_scripts = true; break; diff --git a/drivers/gpu/drm/nouveau/nouveau_bo.c b/drivers/gpu/drm/nouveau/nouveau_bo.c index a7fae26f465..d38a4d9f9b0 100644 --- a/drivers/gpu/drm/nouveau/nouveau_bo.c +++ b/drivers/gpu/drm/nouveau/nouveau_bo.c @@ -128,6 +128,7 @@ nouveau_bo_new(struct drm_device *dev, struct nouveau_channel *chan, } } + nvbo->bo.mem.num_pages = size >> PAGE_SHIFT; nouveau_bo_placement_set(nvbo, flags, 0); nvbo->channel = chan; @@ -166,17 +167,17 @@ static void set_placement_range(struct nouveau_bo *nvbo, uint32_t type) { struct drm_nouveau_private *dev_priv = nouveau_bdev(nvbo->bo.bdev); + int vram_pages = dev_priv->vram_size >> PAGE_SHIFT; if (dev_priv->card_type == NV_10 && - nvbo->tile_mode && (type & TTM_PL_FLAG_VRAM)) { + nvbo->tile_mode && (type & TTM_PL_FLAG_VRAM) && + nvbo->bo.mem.num_pages < vram_pages / 2) { /* * Make sure that the color and depth buffers are handled * by independent memory controller units. Up to a 9x * speed up when alpha-blending and depth-test are enabled * at the same time. */ - int vram_pages = dev_priv->vram_size >> PAGE_SHIFT; - if (nvbo->tile_flags & NOUVEAU_GEM_TILE_ZETA) { nvbo->placement.fpfn = vram_pages / 2; nvbo->placement.lpfn = ~0; @@ -785,7 +786,7 @@ nouveau_bo_move_flipd(struct ttm_buffer_object *bo, bool evict, bool intr, if (ret) goto out; - ret = ttm_bo_move_ttm(bo, evict, no_wait_reserve, no_wait_gpu, new_mem); + ret = ttm_bo_move_ttm(bo, true, no_wait_reserve, no_wait_gpu, new_mem); out: ttm_bo_mem_put(bo, &tmp_mem); return ret; @@ -811,11 +812,11 @@ nouveau_bo_move_flips(struct ttm_buffer_object *bo, bool evict, bool intr, if (ret) return ret; - ret = ttm_bo_move_ttm(bo, evict, no_wait_reserve, no_wait_gpu, &tmp_mem); + ret = ttm_bo_move_ttm(bo, true, no_wait_reserve, no_wait_gpu, &tmp_mem); if (ret) goto out; - ret = nouveau_bo_move_m2mf(bo, evict, intr, no_wait_reserve, no_wait_gpu, new_mem); + ret = nouveau_bo_move_m2mf(bo, true, intr, no_wait_reserve, no_wait_gpu, new_mem); if (ret) goto out; diff --git a/drivers/gpu/drm/nouveau/nouveau_connector.c b/drivers/gpu/drm/nouveau/nouveau_connector.c index a21e0007683..390d82c3c4b 100644 --- a/drivers/gpu/drm/nouveau/nouveau_connector.c +++ b/drivers/gpu/drm/nouveau/nouveau_connector.c @@ -507,6 +507,7 @@ nouveau_connector_native_mode(struct drm_connector *connector) int high_w = 0, high_h = 0, high_v = 0; list_for_each_entry(mode, &nv_connector->base.probed_modes, head) { + mode->vrefresh = drm_mode_vrefresh(mode); if (helper->mode_valid(connector, mode) != MODE_OK || (mode->flags & DRM_MODE_FLAG_INTERLACE)) continue; diff --git a/drivers/gpu/drm/nouveau/nouveau_pm.c b/drivers/gpu/drm/nouveau/nouveau_pm.c index f05c0cddfec..4399e2f34db 100644 --- a/drivers/gpu/drm/nouveau/nouveau_pm.c +++ b/drivers/gpu/drm/nouveau/nouveau_pm.c @@ -543,7 +543,7 @@ nouveau_pm_resume(struct drm_device *dev) struct nouveau_pm_engine *pm = &dev_priv->engine.pm; struct nouveau_pm_level *perflvl; - if (pm->cur == &pm->boot) + if (!pm->cur || pm->cur == &pm->boot) return; perflvl = pm->cur; diff --git a/drivers/gpu/drm/nouveau/nv04_dfp.c b/drivers/gpu/drm/nouveau/nv04_dfp.c index ef23550407b..c82db37d9f4 100644 --- a/drivers/gpu/drm/nouveau/nv04_dfp.c +++ b/drivers/gpu/drm/nouveau/nv04_dfp.c @@ -342,8 +342,8 @@ static void nv04_dfp_mode_set(struct drm_encoder *encoder, if (nv_encoder->dcb->type == OUTPUT_LVDS) { bool duallink, dummy; - nouveau_bios_parse_lvds_table(dev, nv_connector->native_mode-> - clock, &duallink, &dummy); + nouveau_bios_parse_lvds_table(dev, output_mode->clock, + &duallink, &dummy); if (duallink) regp->fp_control |= (8 << 28); } else @@ -518,8 +518,6 @@ static void nv04_lvds_dpms(struct drm_encoder *encoder, int mode) return; if (nv_encoder->dcb->lvdsconf.use_power_scripts) { - struct nouveau_connector *nv_connector = nouveau_encoder_connector_get(nv_encoder); - /* when removing an output, crtc may not be set, but PANEL_OFF * must still be run */ @@ -527,12 +525,8 @@ static void nv04_lvds_dpms(struct drm_encoder *encoder, int mode) nv04_dfp_get_bound_head(dev, nv_encoder->dcb); if (mode == DRM_MODE_DPMS_ON) { - if (!nv_connector->native_mode) { - NV_ERROR(dev, "Not turning on LVDS without native mode\n"); - return; - } call_lvds_script(dev, nv_encoder->dcb, head, - LVDS_PANEL_ON, nv_connector->native_mode->clock); + LVDS_PANEL_ON, nv_encoder->mode.clock); } else /* pxclk of 0 is fine for PANEL_OFF, and for a * disconnected LVDS encoder there is no native_mode diff --git a/drivers/gpu/drm/nouveau/nv40_graph.c b/drivers/gpu/drm/nouveau/nv40_graph.c index 8870d72388c..18d30c2c1aa 100644 --- a/drivers/gpu/drm/nouveau/nv40_graph.c +++ b/drivers/gpu/drm/nouveau/nv40_graph.c @@ -211,18 +211,32 @@ nv40_graph_set_tile_region(struct drm_device *dev, int i) struct nouveau_tile_reg *tile = &dev_priv->tile.reg[i]; switch (dev_priv->chipset) { + case 0x40: + case 0x41: /* guess */ + case 0x42: + case 0x43: + case 0x45: /* guess */ + case 0x4e: + nv_wr32(dev, NV20_PGRAPH_TSIZE(i), tile->pitch); + nv_wr32(dev, NV20_PGRAPH_TLIMIT(i), tile->limit); + nv_wr32(dev, NV20_PGRAPH_TILE(i), tile->addr); + nv_wr32(dev, NV40_PGRAPH_TSIZE1(i), tile->pitch); + nv_wr32(dev, NV40_PGRAPH_TLIMIT1(i), tile->limit); + nv_wr32(dev, NV40_PGRAPH_TILE1(i), tile->addr); + break; case 0x44: case 0x4a: - case 0x4e: nv_wr32(dev, NV20_PGRAPH_TSIZE(i), tile->pitch); nv_wr32(dev, NV20_PGRAPH_TLIMIT(i), tile->limit); nv_wr32(dev, NV20_PGRAPH_TILE(i), tile->addr); break; - case 0x46: case 0x47: case 0x49: case 0x4b: + case 0x4c: + case 0x67: + default: nv_wr32(dev, NV47_PGRAPH_TSIZE(i), tile->pitch); nv_wr32(dev, NV47_PGRAPH_TLIMIT(i), tile->limit); nv_wr32(dev, NV47_PGRAPH_TILE(i), tile->addr); @@ -230,15 +244,6 @@ nv40_graph_set_tile_region(struct drm_device *dev, int i) nv_wr32(dev, NV40_PGRAPH_TLIMIT1(i), tile->limit); nv_wr32(dev, NV40_PGRAPH_TILE1(i), tile->addr); break; - - default: - nv_wr32(dev, NV20_PGRAPH_TSIZE(i), tile->pitch); - nv_wr32(dev, NV20_PGRAPH_TLIMIT(i), tile->limit); - nv_wr32(dev, NV20_PGRAPH_TILE(i), tile->addr); - nv_wr32(dev, NV40_PGRAPH_TSIZE1(i), tile->pitch); - nv_wr32(dev, NV40_PGRAPH_TLIMIT1(i), tile->limit); - nv_wr32(dev, NV40_PGRAPH_TILE1(i), tile->addr); - break; } } @@ -396,17 +401,20 @@ nv40_graph_init(struct drm_device *dev) break; default: switch (dev_priv->chipset) { - case 0x46: - case 0x47: - case 0x49: - case 0x4b: - nv_wr32(dev, 0x400DF0, nv_rd32(dev, NV04_PFB_CFG0)); - nv_wr32(dev, 0x400DF4, nv_rd32(dev, NV04_PFB_CFG1)); - break; - default: + case 0x41: + case 0x42: + case 0x43: + case 0x45: + case 0x4e: + case 0x44: + case 0x4a: nv_wr32(dev, 0x4009F0, nv_rd32(dev, NV04_PFB_CFG0)); nv_wr32(dev, 0x4009F4, nv_rd32(dev, NV04_PFB_CFG1)); break; + default: + nv_wr32(dev, 0x400DF0, nv_rd32(dev, NV04_PFB_CFG0)); + nv_wr32(dev, 0x400DF4, nv_rd32(dev, NV04_PFB_CFG1)); + break; } nv_wr32(dev, 0x4069F0, nv_rd32(dev, NV04_PFB_CFG0)); nv_wr32(dev, 0x4069F4, nv_rd32(dev, NV04_PFB_CFG1)); diff --git a/drivers/gpu/drm/radeon/atombios_crtc.c b/drivers/gpu/drm/radeon/atombios_crtc.c index 095bc507fb1..a4e5e53e0a6 100644 --- a/drivers/gpu/drm/radeon/atombios_crtc.c +++ b/drivers/gpu/drm/radeon/atombios_crtc.c @@ -557,9 +557,9 @@ static u32 atombios_adjust_pll(struct drm_crtc *crtc, /* use recommended ref_div for ss */ if (radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) { - pll->flags |= RADEON_PLL_PREFER_MINM_OVER_MAXP; if (ss_enabled) { if (ss->refdiv) { + pll->flags |= RADEON_PLL_PREFER_MINM_OVER_MAXP; pll->flags |= RADEON_PLL_USE_REF_DIV; pll->reference_div = ss->refdiv; if (ASIC_IS_AVIVO(rdev)) @@ -662,10 +662,12 @@ static u32 atombios_adjust_pll(struct drm_crtc *crtc, index, (uint32_t *)&args); adjusted_clock = le32_to_cpu(args.v3.sOutput.ulDispPllFreq) * 10; if (args.v3.sOutput.ucRefDiv) { + pll->flags |= RADEON_PLL_USE_FRAC_FB_DIV; pll->flags |= RADEON_PLL_USE_REF_DIV; pll->reference_div = args.v3.sOutput.ucRefDiv; } if (args.v3.sOutput.ucPostDiv) { + pll->flags |= RADEON_PLL_USE_FRAC_FB_DIV; pll->flags |= RADEON_PLL_USE_POST_DIV; pll->post_div = args.v3.sOutput.ucPostDiv; } diff --git a/drivers/gpu/drm/radeon/r300.c b/drivers/gpu/drm/radeon/r300.c index 768c60ee4ab..069efa8c8ec 100644 --- a/drivers/gpu/drm/radeon/r300.c +++ b/drivers/gpu/drm/radeon/r300.c @@ -910,6 +910,7 @@ static int r300_packet0_check(struct radeon_cs_parser *p, track->textures[i].compress_format = R100_TRACK_COMP_NONE; break; case R300_TX_FORMAT_X16: + case R300_TX_FORMAT_FL_I16: case R300_TX_FORMAT_Y8X8: case R300_TX_FORMAT_Z5Y6X5: case R300_TX_FORMAT_Z6Y5X5: @@ -922,6 +923,7 @@ static int r300_packet0_check(struct radeon_cs_parser *p, track->textures[i].compress_format = R100_TRACK_COMP_NONE; break; case R300_TX_FORMAT_Y16X16: + case R300_TX_FORMAT_FL_I16A16: case R300_TX_FORMAT_Z11Y11X10: case R300_TX_FORMAT_Z10Y11X11: case R300_TX_FORMAT_W8Z8Y8X8: diff --git a/drivers/hwmon/Kconfig b/drivers/hwmon/Kconfig index 773e484f164..297bc9a7d6e 100644 --- a/drivers/hwmon/Kconfig +++ b/drivers/hwmon/Kconfig @@ -238,13 +238,13 @@ config SENSORS_K8TEMP will be called k8temp. config SENSORS_K10TEMP - tristate "AMD Phenom/Sempron/Turion/Opteron temperature sensor" + tristate "AMD Family 10h/11h/12h/14h temperature sensor" depends on X86 && PCI help If you say yes here you get support for the temperature sensor(s) inside your CPU. Supported are later revisions of - the AMD Family 10h and all revisions of the AMD Family 11h - microarchitectures. + the AMD Family 10h and all revisions of the AMD Family 11h, + 12h (Llano), and 14h (Brazos) microarchitectures. This driver can also be built as a module. If so, the module will be called k10temp. @@ -455,13 +455,14 @@ config SENSORS_JZ4740 called jz4740-hwmon. config SENSORS_JC42 - tristate "JEDEC JC42.4 compliant temperature sensors" + tristate "JEDEC JC42.4 compliant memory module temperature sensors" depends on I2C help - If you say yes here you get support for Jedec JC42.4 compliant - temperature sensors. Support will include, but not be limited to, - ADT7408, CAT34TS02,, CAT6095, MAX6604, MCP9805, MCP98242, MCP98243, - MCP9843, SE97, SE98, STTS424, TSE2002B3, and TS3000B3. + If you say yes here, you get support for JEDEC JC42.4 compliant + temperature sensors, which are used on many DDR3 memory modules for + mobile devices and servers. Support will include, but not be limited + to, ADT7408, CAT34TS02, CAT6095, MAX6604, MCP9805, MCP98242, MCP98243, + MCP9843, SE97, SE98, STTS424(E), TSE2002B3, and TS3000B3. This driver can also be built as a module. If so, the module will be called jc42. @@ -574,7 +575,7 @@ config SENSORS_LM85 help If you say yes here you get support for National Semiconductor LM85 sensor chips and clones: ADM1027, ADT7463, ADT7468, EMC6D100, - EMC6D101 and EMC6D102. + EMC6D101, EMC6D102, and EMC6D103. This driver can also be built as a module. If so, the module will be called lm85. diff --git a/drivers/hwmon/jc42.c b/drivers/hwmon/jc42.c index 340fc78c8dd..93499123706 100644 --- a/drivers/hwmon/jc42.c +++ b/drivers/hwmon/jc42.c @@ -53,6 +53,8 @@ static const unsigned short normal_i2c[] = { /* Configuration register defines */ #define JC42_CFG_CRIT_ONLY (1 << 2) +#define JC42_CFG_TCRIT_LOCK (1 << 6) +#define JC42_CFG_EVENT_LOCK (1 << 7) #define JC42_CFG_SHUTDOWN (1 << 8) #define JC42_CFG_HYST_SHIFT 9 #define JC42_CFG_HYST_MASK 0x03 @@ -332,7 +334,7 @@ static ssize_t set_temp_crit_hyst(struct device *dev, { struct i2c_client *client = to_i2c_client(dev); struct jc42_data *data = i2c_get_clientdata(client); - long val; + unsigned long val; int diff, hyst; int err; int ret = count; @@ -380,14 +382,14 @@ static ssize_t show_alarm(struct device *dev, static DEVICE_ATTR(temp1_input, S_IRUGO, show_temp_input, NULL); -static DEVICE_ATTR(temp1_crit, S_IWUSR | S_IRUGO, +static DEVICE_ATTR(temp1_crit, S_IRUGO, show_temp_crit, set_temp_crit); -static DEVICE_ATTR(temp1_min, S_IWUSR | S_IRUGO, +static DEVICE_ATTR(temp1_min, S_IRUGO, show_temp_min, set_temp_min); -static DEVICE_ATTR(temp1_max, S_IWUSR | S_IRUGO, +static DEVICE_ATTR(temp1_max, S_IRUGO, show_temp_max, set_temp_max); -static DEVICE_ATTR(temp1_crit_hyst, S_IWUSR | S_IRUGO, +static DEVICE_ATTR(temp1_crit_hyst, S_IRUGO, show_temp_crit_hyst, set_temp_crit_hyst); static DEVICE_ATTR(temp1_max_hyst, S_IRUGO, show_temp_max_hyst, NULL); @@ -412,8 +414,31 @@ static struct attribute *jc42_attributes[] = { NULL }; +static mode_t jc42_attribute_mode(struct kobject *kobj, + struct attribute *attr, int index) +{ + struct device *dev = container_of(kobj, struct device, kobj); + struct i2c_client *client = to_i2c_client(dev); + struct jc42_data *data = i2c_get_clientdata(client); + unsigned int config = data->config; + bool readonly; + + if (attr == &dev_attr_temp1_crit.attr) + readonly = config & JC42_CFG_TCRIT_LOCK; + else if (attr == &dev_attr_temp1_min.attr || + attr == &dev_attr_temp1_max.attr) + readonly = config & JC42_CFG_EVENT_LOCK; + else if (attr == &dev_attr_temp1_crit_hyst.attr) + readonly = config & (JC42_CFG_EVENT_LOCK | JC42_CFG_TCRIT_LOCK); + else + readonly = true; + + return S_IRUGO | (readonly ? 0 : S_IWUSR); +} + static const struct attribute_group jc42_group = { .attrs = jc42_attributes, + .is_visible = jc42_attribute_mode, }; /* Return 0 if detection is successful, -ENODEV otherwise */ diff --git a/drivers/hwmon/k10temp.c b/drivers/hwmon/k10temp.c index da5a2404cd3..82bf65aa296 100644 --- a/drivers/hwmon/k10temp.c +++ b/drivers/hwmon/k10temp.c @@ -1,5 +1,5 @@ /* - * k10temp.c - AMD Family 10h/11h processor hardware monitoring + * k10temp.c - AMD Family 10h/11h/12h/14h processor hardware monitoring * * Copyright (c) 2009 Clemens Ladisch <clemens@ladisch.de> * @@ -25,7 +25,7 @@ #include <linux/pci.h> #include <asm/processor.h> -MODULE_DESCRIPTION("AMD Family 10h/11h CPU core temperature monitor"); +MODULE_DESCRIPTION("AMD Family 10h/11h/12h/14h CPU core temperature monitor"); MODULE_AUTHOR("Clemens Ladisch <clemens@ladisch.de>"); MODULE_LICENSE("GPL"); @@ -208,6 +208,7 @@ static void __devexit k10temp_remove(struct pci_dev *pdev) static const struct pci_device_id k10temp_id_table[] = { { PCI_VDEVICE(AMD, PCI_DEVICE_ID_AMD_10H_NB_MISC) }, { PCI_VDEVICE(AMD, PCI_DEVICE_ID_AMD_11H_NB_MISC) }, + { PCI_VDEVICE(AMD, PCI_DEVICE_ID_AMD_CNB17H_F3) }, {} }; MODULE_DEVICE_TABLE(pci, k10temp_id_table); diff --git a/drivers/hwmon/lm85.c b/drivers/hwmon/lm85.c index 1e229847f37..d2cc2866081 100644 --- a/drivers/hwmon/lm85.c +++ b/drivers/hwmon/lm85.c @@ -41,7 +41,7 @@ static const unsigned short normal_i2c[] = { 0x2c, 0x2d, 0x2e, I2C_CLIENT_END }; enum chips { any_chip, lm85b, lm85c, adm1027, adt7463, adt7468, - emc6d100, emc6d102 + emc6d100, emc6d102, emc6d103 }; /* The LM85 registers */ @@ -90,6 +90,9 @@ enum chips { #define LM85_VERSTEP_EMC6D100_A0 0x60 #define LM85_VERSTEP_EMC6D100_A1 0x61 #define LM85_VERSTEP_EMC6D102 0x65 +#define LM85_VERSTEP_EMC6D103_A0 0x68 +#define LM85_VERSTEP_EMC6D103_A1 0x69 +#define LM85_VERSTEP_EMC6D103S 0x6A /* Also known as EMC6D103:A2 */ #define LM85_REG_CONFIG 0x40 @@ -348,6 +351,7 @@ static const struct i2c_device_id lm85_id[] = { { "emc6d100", emc6d100 }, { "emc6d101", emc6d100 }, { "emc6d102", emc6d102 }, + { "emc6d103", emc6d103 }, { } }; MODULE_DEVICE_TABLE(i2c, lm85_id); @@ -1250,6 +1254,20 @@ static int lm85_detect(struct i2c_client *client, struct i2c_board_info *info) case LM85_VERSTEP_EMC6D102: type_name = "emc6d102"; break; + case LM85_VERSTEP_EMC6D103_A0: + case LM85_VERSTEP_EMC6D103_A1: + type_name = "emc6d103"; + break; + /* + * Registers apparently missing in EMC6D103S/EMC6D103:A2 + * compared to EMC6D103:A0, EMC6D103:A1, and EMC6D102 + * (according to the data sheets), but used unconditionally + * in the driver: 62[5:7], 6D[0:7], and 6E[0:7]. + * So skip EMC6D103S for now. + case LM85_VERSTEP_EMC6D103S: + type_name = "emc6d103s"; + break; + */ } } else { dev_dbg(&adapter->dev, @@ -1283,6 +1301,7 @@ static int lm85_probe(struct i2c_client *client, case adt7468: case emc6d100: case emc6d102: + case emc6d103: data->freq_map = adm1027_freq_map; break; default: @@ -1468,7 +1487,7 @@ static struct lm85_data *lm85_update_device(struct device *dev) /* More alarm bits */ data->alarms |= lm85_read_value(client, EMC6D100_REG_ALARM3) << 16; - } else if (data->type == emc6d102) { + } else if (data->type == emc6d102 || data->type == emc6d103) { /* Have to read LSB bits after the MSB ones because the reading of the MSB bits has frozen the LSBs (backward from the ADM1027). diff --git a/drivers/infiniband/hw/nes/nes_hw.c b/drivers/infiniband/hw/nes/nes_hw.c index 8b606fd6402..08c194861af 100644 --- a/drivers/infiniband/hw/nes/nes_hw.c +++ b/drivers/infiniband/hw/nes/nes_hw.c @@ -2610,9 +2610,11 @@ static void nes_process_mac_intr(struct nes_device *nesdev, u32 mac_number) netif_carrier_on(nesvnic->netdev); spin_lock(&nesvnic->port_ibevent_lock); - if (nesdev->iw_status == 0) { - nesdev->iw_status = 1; - nes_port_ibevent(nesvnic); + if (nesvnic->of_device_registered) { + if (nesdev->iw_status == 0) { + nesdev->iw_status = 1; + nes_port_ibevent(nesvnic); + } } spin_unlock(&nesvnic->port_ibevent_lock); } @@ -2642,9 +2644,11 @@ static void nes_process_mac_intr(struct nes_device *nesdev, u32 mac_number) netif_carrier_off(nesvnic->netdev); spin_lock(&nesvnic->port_ibevent_lock); - if (nesdev->iw_status == 1) { - nesdev->iw_status = 0; - nes_port_ibevent(nesvnic); + if (nesvnic->of_device_registered) { + if (nesdev->iw_status == 1) { + nesdev->iw_status = 0; + nes_port_ibevent(nesvnic); + } } spin_unlock(&nesvnic->port_ibevent_lock); } @@ -2703,9 +2707,11 @@ void nes_recheck_link_status(struct work_struct *work) netif_carrier_on(nesvnic->netdev); spin_lock(&nesvnic->port_ibevent_lock); - if (nesdev->iw_status == 0) { - nesdev->iw_status = 1; - nes_port_ibevent(nesvnic); + if (nesvnic->of_device_registered) { + if (nesdev->iw_status == 0) { + nesdev->iw_status = 1; + nes_port_ibevent(nesvnic); + } } spin_unlock(&nesvnic->port_ibevent_lock); } @@ -2723,9 +2729,11 @@ void nes_recheck_link_status(struct work_struct *work) netif_carrier_off(nesvnic->netdev); spin_lock(&nesvnic->port_ibevent_lock); - if (nesdev->iw_status == 1) { - nesdev->iw_status = 0; - nes_port_ibevent(nesvnic); + if (nesvnic->of_device_registered) { + if (nesdev->iw_status == 1) { + nesdev->iw_status = 0; + nes_port_ibevent(nesvnic); + } } spin_unlock(&nesvnic->port_ibevent_lock); } diff --git a/drivers/infiniband/hw/qib/qib_rc.c b/drivers/infiniband/hw/qib/qib_rc.c index 8245237b67c..eca0c41f122 100644 --- a/drivers/infiniband/hw/qib/qib_rc.c +++ b/drivers/infiniband/hw/qib/qib_rc.c @@ -1005,7 +1005,8 @@ void qib_rc_send_complete(struct qib_qp *qp, struct qib_ib_header *hdr) * there are still requests that haven't been acked. */ if ((psn & IB_BTH_REQ_ACK) && qp->s_acked != qp->s_tail && - !(qp->s_flags & (QIB_S_TIMER | QIB_S_WAIT_RNR | QIB_S_WAIT_PSN))) + !(qp->s_flags & (QIB_S_TIMER | QIB_S_WAIT_RNR | QIB_S_WAIT_PSN)) && + (ib_qib_state_ops[qp->state] & QIB_PROCESS_RECV_OK)) start_timer(qp); while (qp->s_last != qp->s_acked) { @@ -1439,6 +1440,8 @@ static void qib_rc_rcv_resp(struct qib_ibport *ibp, } spin_lock_irqsave(&qp->s_lock, flags); + if (!(ib_qib_state_ops[qp->state] & QIB_PROCESS_RECV_OK)) + goto ack_done; /* Ignore invalid responses. */ if (qib_cmp24(psn, qp->s_next_psn) >= 0) diff --git a/drivers/isdn/hisax/isdnl2.c b/drivers/isdn/hisax/isdnl2.c index 0858791978d..cfff0c41d29 100644 --- a/drivers/isdn/hisax/isdnl2.c +++ b/drivers/isdn/hisax/isdnl2.c @@ -1247,10 +1247,10 @@ static void l2_pull_iqueue(struct FsmInst *fi, int event, void *arg) { struct PStack *st = fi->userdata; - struct sk_buff *skb, *oskb; + struct sk_buff *skb; struct Layer2 *l2 = &st->l2; u_char header[MAX_HEADER_LEN]; - int i; + int i, hdr_space_needed; int unsigned p1; u_long flags; @@ -1261,6 +1261,16 @@ l2_pull_iqueue(struct FsmInst *fi, int event, void *arg) if (!skb) return; + hdr_space_needed = l2headersize(l2, 0); + if (hdr_space_needed > skb_headroom(skb)) { + struct sk_buff *orig_skb = skb; + + skb = skb_realloc_headroom(skb, hdr_space_needed); + if (!skb) { + dev_kfree_skb(orig_skb); + return; + } + } spin_lock_irqsave(&l2->lock, flags); if(test_bit(FLG_MOD128, &l2->flag)) p1 = (l2->vs - l2->va) % 128; @@ -1285,19 +1295,7 @@ l2_pull_iqueue(struct FsmInst *fi, int event, void *arg) l2->vs = (l2->vs + 1) % 8; } spin_unlock_irqrestore(&l2->lock, flags); - p1 = skb->data - skb->head; - if (p1 >= i) - memcpy(skb_push(skb, i), header, i); - else { - printk(KERN_WARNING - "isdl2 pull_iqueue skb header(%d/%d) too short\n", i, p1); - oskb = skb; - skb = alloc_skb(oskb->len + i, GFP_ATOMIC); - memcpy(skb_put(skb, i), header, i); - skb_copy_from_linear_data(oskb, - skb_put(skb, oskb->len), oskb->len); - dev_kfree_skb(oskb); - } + memcpy(skb_push(skb, i), header, i); st->l2.l2l1(st, PH_PULL | INDICATION, skb); test_and_clear_bit(FLG_ACK_PEND, &st->l2.flag); if (!test_and_set_bit(FLG_T200_RUN, &st->l2.flag)) { diff --git a/drivers/memstick/core/memstick.c b/drivers/memstick/core/memstick.c index e9a3eab7b0c..8c1d85e27be 100644 --- a/drivers/memstick/core/memstick.c +++ b/drivers/memstick/core/memstick.c @@ -621,7 +621,7 @@ static int __init memstick_init(void) { int rc; - workqueue = create_freezeable_workqueue("kmemstick"); + workqueue = create_freezable_workqueue("kmemstick"); if (!workqueue) return -ENOMEM; diff --git a/drivers/misc/tifm_core.c b/drivers/misc/tifm_core.c index 5f6852dff40..44d4475a09d 100644 --- a/drivers/misc/tifm_core.c +++ b/drivers/misc/tifm_core.c @@ -329,7 +329,7 @@ static int __init tifm_init(void) { int rc; - workqueue = create_freezeable_workqueue("tifm"); + workqueue = create_freezable_workqueue("tifm"); if (!workqueue) return -ENOMEM; diff --git a/drivers/misc/vmw_balloon.c b/drivers/misc/vmw_balloon.c index 4d2ea8e8014..6df5a55da11 100644 --- a/drivers/misc/vmw_balloon.c +++ b/drivers/misc/vmw_balloon.c @@ -785,7 +785,7 @@ static int __init vmballoon_init(void) if (x86_hyper != &x86_hyper_vmware) return -ENODEV; - vmballoon_wq = create_freezeable_workqueue("vmmemctl"); + vmballoon_wq = create_freezable_workqueue("vmmemctl"); if (!vmballoon_wq) { pr_err("failed to create workqueue\n"); return -ENOMEM; diff --git a/drivers/mtd/nand/r852.c b/drivers/mtd/nand/r852.c index d9d7efbc77c..6322d1fb5d6 100644 --- a/drivers/mtd/nand/r852.c +++ b/drivers/mtd/nand/r852.c @@ -930,7 +930,7 @@ int r852_probe(struct pci_dev *pci_dev, const struct pci_device_id *id) init_completion(&dev->dma_done); - dev->card_workqueue = create_freezeable_workqueue(DRV_NAME); + dev->card_workqueue = create_freezable_workqueue(DRV_NAME); if (!dev->card_workqueue) goto error9; diff --git a/drivers/mtd/sm_ftl.c b/drivers/mtd/sm_ftl.c index 67822cf6c02..ac0d6a8613b 100644 --- a/drivers/mtd/sm_ftl.c +++ b/drivers/mtd/sm_ftl.c @@ -1258,7 +1258,7 @@ static struct mtd_blktrans_ops sm_ftl_ops = { static __init int sm_module_init(void) { int error = 0; - cache_flush_workqueue = create_freezeable_workqueue("smflush"); + cache_flush_workqueue = create_freezable_workqueue("smflush"); if (IS_ERR(cache_flush_workqueue)) return PTR_ERR(cache_flush_workqueue); diff --git a/drivers/net/can/mcp251x.c b/drivers/net/can/mcp251x.c index 7ab534aee45..7513c4523ac 100644 --- a/drivers/net/can/mcp251x.c +++ b/drivers/net/can/mcp251x.c @@ -940,7 +940,7 @@ static int mcp251x_open(struct net_device *net) goto open_unlock; } - priv->wq = create_freezeable_workqueue("mcp251x_wq"); + priv->wq = create_freezable_workqueue("mcp251x_wq"); INIT_WORK(&priv->tx_work, mcp251x_tx_work_handler); INIT_WORK(&priv->restart_work, mcp251x_restart_work_handler); diff --git a/drivers/net/can/softing/Kconfig b/drivers/net/can/softing/Kconfig index 8ba81b3ddd9..5de46a9a77b 100644 --- a/drivers/net/can/softing/Kconfig +++ b/drivers/net/can/softing/Kconfig @@ -18,7 +18,7 @@ config CAN_SOFTING config CAN_SOFTING_CS tristate "Softing Gmbh CAN pcmcia cards" depends on PCMCIA - select CAN_SOFTING + depends on CAN_SOFTING ---help--- Support for PCMCIA cards from Softing Gmbh & some cards from Vector Gmbh. diff --git a/drivers/net/cxgb4vf/cxgb4vf_main.c b/drivers/net/cxgb4vf/cxgb4vf_main.c index 56166ae2059..6aad64df4dc 100644 --- a/drivers/net/cxgb4vf/cxgb4vf_main.c +++ b/drivers/net/cxgb4vf/cxgb4vf_main.c @@ -2040,7 +2040,7 @@ static int __devinit setup_debugfs(struct adapter *adapter) { int i; - BUG_ON(adapter->debugfs_root == NULL); + BUG_ON(IS_ERR_OR_NULL(adapter->debugfs_root)); /* * Debugfs support is best effort. @@ -2061,7 +2061,7 @@ static int __devinit setup_debugfs(struct adapter *adapter) */ static void cleanup_debugfs(struct adapter *adapter) { - BUG_ON(adapter->debugfs_root == NULL); + BUG_ON(IS_ERR_OR_NULL(adapter->debugfs_root)); /* * Unlike our sister routine cleanup_proc(), we don't need to remove @@ -2489,17 +2489,6 @@ static int __devinit cxgb4vf_pci_probe(struct pci_dev *pdev, struct net_device *netdev; /* - * Vet our module parameters. - */ - if (msi != MSI_MSIX && msi != MSI_MSI) { - dev_err(&pdev->dev, "bad module parameter msi=%d; must be %d" - " (MSI-X or MSI) or %d (MSI)\n", msi, MSI_MSIX, - MSI_MSI); - err = -EINVAL; - goto err_out; - } - - /* * Print our driver banner the first time we're called to initialize a * device. */ @@ -2711,11 +2700,11 @@ static int __devinit cxgb4vf_pci_probe(struct pci_dev *pdev, /* * Set up our debugfs entries. */ - if (cxgb4vf_debugfs_root) { + if (!IS_ERR_OR_NULL(cxgb4vf_debugfs_root)) { adapter->debugfs_root = debugfs_create_dir(pci_name(pdev), cxgb4vf_debugfs_root); - if (adapter->debugfs_root == NULL) + if (IS_ERR_OR_NULL(adapter->debugfs_root)) dev_warn(&pdev->dev, "could not create debugfs" " directory"); else @@ -2770,7 +2759,7 @@ static int __devinit cxgb4vf_pci_probe(struct pci_dev *pdev, */ err_free_debugfs: - if (adapter->debugfs_root) { + if (!IS_ERR_OR_NULL(adapter->debugfs_root)) { cleanup_debugfs(adapter); debugfs_remove_recursive(adapter->debugfs_root); } @@ -2802,7 +2791,6 @@ err_release_regions: err_disable_device: pci_disable_device(pdev); -err_out: return err; } @@ -2840,7 +2828,7 @@ static void __devexit cxgb4vf_pci_remove(struct pci_dev *pdev) /* * Tear down our debugfs entries. */ - if (adapter->debugfs_root) { + if (!IS_ERR_OR_NULL(adapter->debugfs_root)) { cleanup_debugfs(adapter); debugfs_remove_recursive(adapter->debugfs_root); } @@ -2874,6 +2862,46 @@ static void __devexit cxgb4vf_pci_remove(struct pci_dev *pdev) } /* + * "Shutdown" quiesce the device, stopping Ingress Packet and Interrupt + * delivery. + */ +static void __devexit cxgb4vf_pci_shutdown(struct pci_dev *pdev) +{ + struct adapter *adapter; + int pidx; + + adapter = pci_get_drvdata(pdev); + if (!adapter) + return; + + /* + * Disable all Virtual Interfaces. This will shut down the + * delivery of all ingress packets into the chip for these + * Virtual Interfaces. + */ + for_each_port(adapter, pidx) { + struct net_device *netdev; + struct port_info *pi; + + if (!test_bit(pidx, &adapter->registered_device_map)) + continue; + + netdev = adapter->port[pidx]; + if (!netdev) + continue; + + pi = netdev_priv(netdev); + t4vf_enable_vi(adapter, pi->viid, false, false); + } + + /* + * Free up all Queues which will prevent further DMA and + * Interrupts allowing various internal pathways to drain. + */ + t4vf_free_sge_resources(adapter); +} + +/* * PCI Device registration data structures. */ #define CH_DEVICE(devid, idx) \ @@ -2906,6 +2934,7 @@ static struct pci_driver cxgb4vf_driver = { .id_table = cxgb4vf_pci_tbl, .probe = cxgb4vf_pci_probe, .remove = __devexit_p(cxgb4vf_pci_remove), + .shutdown = __devexit_p(cxgb4vf_pci_shutdown), }; /* @@ -2915,14 +2944,25 @@ static int __init cxgb4vf_module_init(void) { int ret; + /* + * Vet our module parameters. + */ + if (msi != MSI_MSIX && msi != MSI_MSI) { + printk(KERN_WARNING KBUILD_MODNAME + ": bad module parameter msi=%d; must be %d" + " (MSI-X or MSI) or %d (MSI)\n", + msi, MSI_MSIX, MSI_MSI); + return -EINVAL; + } + /* Debugfs support is optional, just warn if this fails */ cxgb4vf_debugfs_root = debugfs_create_dir(KBUILD_MODNAME, NULL); - if (!cxgb4vf_debugfs_root) + if (IS_ERR_OR_NULL(cxgb4vf_debugfs_root)) printk(KERN_WARNING KBUILD_MODNAME ": could not create" " debugfs entry, continuing\n"); ret = pci_register_driver(&cxgb4vf_driver); - if (ret < 0) + if (ret < 0 && !IS_ERR_OR_NULL(cxgb4vf_debugfs_root)) debugfs_remove(cxgb4vf_debugfs_root); return ret; } diff --git a/drivers/net/cxgb4vf/t4vf_hw.c b/drivers/net/cxgb4vf/t4vf_hw.c index 0f51c80475c..192db226ec7 100644 --- a/drivers/net/cxgb4vf/t4vf_hw.c +++ b/drivers/net/cxgb4vf/t4vf_hw.c @@ -171,7 +171,7 @@ int t4vf_wr_mbox_core(struct adapter *adapter, const void *cmd, int size, delay_idx = 0; ms = delay[0]; - for (i = 0; i < 500; i += ms) { + for (i = 0; i < FW_CMD_MAX_TIMEOUT; i += ms) { if (sleep_ok) { ms = delay[delay_idx]; if (delay_idx < ARRAY_SIZE(delay) - 1) diff --git a/drivers/net/e1000e/netdev.c b/drivers/net/e1000e/netdev.c index 3065870cf2a..3fa110ddb04 100644 --- a/drivers/net/e1000e/netdev.c +++ b/drivers/net/e1000e/netdev.c @@ -937,6 +937,9 @@ static void e1000_print_hw_hang(struct work_struct *work) u16 phy_status, phy_1000t_status, phy_ext_status; u16 pci_status; + if (test_bit(__E1000_DOWN, &adapter->state)) + return; + e1e_rphy(hw, PHY_STATUS, &phy_status); e1e_rphy(hw, PHY_1000T_STATUS, &phy_1000t_status); e1e_rphy(hw, PHY_EXT_STATUS, &phy_ext_status); @@ -1506,6 +1509,9 @@ static void e1000e_downshift_workaround(struct work_struct *work) struct e1000_adapter *adapter = container_of(work, struct e1000_adapter, downshift_task); + if (test_bit(__E1000_DOWN, &adapter->state)) + return; + e1000e_gig_downshift_workaround_ich8lan(&adapter->hw); } @@ -3338,6 +3344,21 @@ int e1000e_up(struct e1000_adapter *adapter) return 0; } +static void e1000e_flush_descriptors(struct e1000_adapter *adapter) +{ + struct e1000_hw *hw = &adapter->hw; + + if (!(adapter->flags2 & FLAG2_DMA_BURST)) + return; + + /* flush pending descriptor writebacks to memory */ + ew32(TIDV, adapter->tx_int_delay | E1000_TIDV_FPD); + ew32(RDTR, adapter->rx_int_delay | E1000_RDTR_FPD); + + /* execute the writes immediately */ + e1e_flush(); +} + void e1000e_down(struct e1000_adapter *adapter) { struct net_device *netdev = adapter->netdev; @@ -3377,6 +3398,9 @@ void e1000e_down(struct e1000_adapter *adapter) if (!pci_channel_offline(adapter->pdev)) e1000e_reset(adapter); + + e1000e_flush_descriptors(adapter); + e1000_clean_tx_ring(adapter); e1000_clean_rx_ring(adapter); @@ -3765,6 +3789,10 @@ static void e1000e_update_phy_task(struct work_struct *work) { struct e1000_adapter *adapter = container_of(work, struct e1000_adapter, update_phy_task); + + if (test_bit(__E1000_DOWN, &adapter->state)) + return; + e1000_get_phy_info(&adapter->hw); } @@ -3775,6 +3803,10 @@ static void e1000e_update_phy_task(struct work_struct *work) static void e1000_update_phy_info(unsigned long data) { struct e1000_adapter *adapter = (struct e1000_adapter *) data; + + if (test_bit(__E1000_DOWN, &adapter->state)) + return; + schedule_work(&adapter->update_phy_task); } @@ -4149,6 +4181,9 @@ static void e1000_watchdog_task(struct work_struct *work) u32 link, tctl; int tx_pending = 0; + if (test_bit(__E1000_DOWN, &adapter->state)) + return; + link = e1000e_has_link(adapter); if ((netif_carrier_ok(netdev)) && link) { /* Cancel scheduled suspend requests. */ @@ -4337,19 +4372,12 @@ link_up: else ew32(ICS, E1000_ICS_RXDMT0); + /* flush pending descriptors to memory before detecting Tx hang */ + e1000e_flush_descriptors(adapter); + /* Force detection of hung controller every watchdog period */ adapter->detect_tx_hung = 1; - /* flush partial descriptors to memory before detecting Tx hang */ - if (adapter->flags2 & FLAG2_DMA_BURST) { - ew32(TIDV, adapter->tx_int_delay | E1000_TIDV_FPD); - ew32(RDTR, adapter->rx_int_delay | E1000_RDTR_FPD); - /* - * no need to flush the writes because the timeout code does - * an er32 first thing - */ - } - /* * With 82571 controllers, LAA may be overwritten due to controller * reset from the other port. Set the appropriate LAA in RAR[0] @@ -4887,6 +4915,10 @@ static void e1000_reset_task(struct work_struct *work) struct e1000_adapter *adapter; adapter = container_of(work, struct e1000_adapter, reset_task); + /* don't run the task if already down */ + if (test_bit(__E1000_DOWN, &adapter->state)) + return; + if (!((adapter->flags & FLAG_RX_NEEDS_RESTART) && (adapter->flags & FLAG_RX_RESTART_NOW))) { e1000e_dump(adapter); diff --git a/drivers/net/forcedeth.c b/drivers/net/forcedeth.c index af09296ef0d..9c0b1bac6af 100644 --- a/drivers/net/forcedeth.c +++ b/drivers/net/forcedeth.c @@ -5645,6 +5645,8 @@ static int __devinit nv_probe(struct pci_dev *pci_dev, const struct pci_device_i goto out_error; } + netif_carrier_off(dev); + dev_info(&pci_dev->dev, "ifname %s, PHY OUI 0x%x @ %d, addr %pM\n", dev->name, np->phy_oui, np->phyaddr, dev->dev_addr); diff --git a/drivers/net/ixgbe/ixgbe_fcoe.c b/drivers/net/ixgbe/ixgbe_fcoe.c index 8753980668c..c54a88274d5 100644 --- a/drivers/net/ixgbe/ixgbe_fcoe.c +++ b/drivers/net/ixgbe/ixgbe_fcoe.c @@ -159,7 +159,7 @@ int ixgbe_fcoe_ddp_get(struct net_device *netdev, u16 xid, struct scatterlist *sg; unsigned int i, j, dmacount; unsigned int len; - static const unsigned int bufflen = 4096; + static const unsigned int bufflen = IXGBE_FCBUFF_MIN; unsigned int firstoff = 0; unsigned int lastsize; unsigned int thisoff = 0; @@ -254,6 +254,24 @@ int ixgbe_fcoe_ddp_get(struct net_device *netdev, u16 xid, /* only the last buffer may have non-full bufflen */ lastsize = thisoff + thislen; + /* + * lastsize can not be buffer len. + * If it is then adding another buffer with lastsize = 1. + */ + if (lastsize == bufflen) { + if (j >= IXGBE_BUFFCNT_MAX) { + e_err(drv, "xid=%x:%d,%d,%d:addr=%llx " + "not enough user buffers. We need an extra " + "buffer because lastsize is bufflen.\n", + xid, i, j, dmacount, (u64)addr); + goto out_noddp_free; + } + + ddp->udl[j] = (u64)(fcoe->extra_ddp_buffer_dma); + j++; + lastsize = 1; + } + fcbuff = (IXGBE_FCBUFF_4KB << IXGBE_FCBUFF_BUFFSIZE_SHIFT); fcbuff |= ((j & 0xff) << IXGBE_FCBUFF_BUFFCNT_SHIFT); fcbuff |= (firstoff << IXGBE_FCBUFF_OFFSET_SHIFT); @@ -532,6 +550,24 @@ void ixgbe_configure_fcoe(struct ixgbe_adapter *adapter) e_err(drv, "failed to allocated FCoE DDP pool\n"); spin_lock_init(&fcoe->lock); + + /* Extra buffer to be shared by all DDPs for HW work around */ + fcoe->extra_ddp_buffer = kmalloc(IXGBE_FCBUFF_MIN, GFP_ATOMIC); + if (fcoe->extra_ddp_buffer == NULL) { + e_err(drv, "failed to allocated extra DDP buffer\n"); + goto out_extra_ddp_buffer_alloc; + } + + fcoe->extra_ddp_buffer_dma = + dma_map_single(&adapter->pdev->dev, + fcoe->extra_ddp_buffer, + IXGBE_FCBUFF_MIN, + DMA_FROM_DEVICE); + if (dma_mapping_error(&adapter->pdev->dev, + fcoe->extra_ddp_buffer_dma)) { + e_err(drv, "failed to map extra DDP buffer\n"); + goto out_extra_ddp_buffer_dma; + } } /* Enable L2 eth type filter for FCoE */ @@ -581,6 +617,14 @@ void ixgbe_configure_fcoe(struct ixgbe_adapter *adapter) } } #endif + + return; + +out_extra_ddp_buffer_dma: + kfree(fcoe->extra_ddp_buffer); +out_extra_ddp_buffer_alloc: + pci_pool_destroy(fcoe->pool); + fcoe->pool = NULL; } /** @@ -600,6 +644,11 @@ void ixgbe_cleanup_fcoe(struct ixgbe_adapter *adapter) if (fcoe->pool) { for (i = 0; i < IXGBE_FCOE_DDP_MAX; i++) ixgbe_fcoe_ddp_put(adapter->netdev, i); + dma_unmap_single(&adapter->pdev->dev, + fcoe->extra_ddp_buffer_dma, + IXGBE_FCBUFF_MIN, + DMA_FROM_DEVICE); + kfree(fcoe->extra_ddp_buffer); pci_pool_destroy(fcoe->pool); fcoe->pool = NULL; } diff --git a/drivers/net/ixgbe/ixgbe_fcoe.h b/drivers/net/ixgbe/ixgbe_fcoe.h index 4bc2c551c8d..65cc8fb14fe 100644 --- a/drivers/net/ixgbe/ixgbe_fcoe.h +++ b/drivers/net/ixgbe/ixgbe_fcoe.h @@ -70,6 +70,8 @@ struct ixgbe_fcoe { spinlock_t lock; struct pci_pool *pool; struct ixgbe_fcoe_ddp ddp[IXGBE_FCOE_DDP_MAX]; + unsigned char *extra_ddp_buffer; + dma_addr_t extra_ddp_buffer_dma; }; #endif /* _IXGBE_FCOE_H */ diff --git a/drivers/net/ixgbe/ixgbe_main.c b/drivers/net/ixgbe/ixgbe_main.c index fbae703b46d..30f9ccfb4f8 100644 --- a/drivers/net/ixgbe/ixgbe_main.c +++ b/drivers/net/ixgbe/ixgbe_main.c @@ -3728,7 +3728,8 @@ static void ixgbe_sfp_link_config(struct ixgbe_adapter *adapter) * We need to try and force an autonegotiation * session, then bring up link. */ - hw->mac.ops.setup_sfp(hw); + if (hw->mac.ops.setup_sfp) + hw->mac.ops.setup_sfp(hw); if (!(adapter->flags & IXGBE_FLAG_IN_SFP_LINK_TASK)) schedule_work(&adapter->multispeed_fiber_task); } else { @@ -5968,7 +5969,8 @@ static void ixgbe_sfp_config_module_task(struct work_struct *work) unregister_netdev(adapter->netdev); return; } - hw->mac.ops.setup_sfp(hw); + if (hw->mac.ops.setup_sfp) + hw->mac.ops.setup_sfp(hw); if (!(adapter->flags & IXGBE_FLAG_IN_SFP_LINK_TASK)) /* This will also work for DA Twinax connections */ diff --git a/drivers/net/pch_gbe/pch_gbe.h b/drivers/net/pch_gbe/pch_gbe.h index a0c26a99520..e1e33c80fb2 100644 --- a/drivers/net/pch_gbe/pch_gbe.h +++ b/drivers/net/pch_gbe/pch_gbe.h @@ -73,7 +73,7 @@ struct pch_gbe_regs { struct pch_gbe_regs_mac_adr mac_adr[16]; u32 ADDR_MASK; u32 MIIM; - u32 reserve2; + u32 MAC_ADDR_LOAD; u32 RGMII_ST; u32 RGMII_CTRL; u32 reserve3[3]; diff --git a/drivers/net/pch_gbe/pch_gbe_main.c b/drivers/net/pch_gbe/pch_gbe_main.c index 4c9a7d4f3fc..b99e90aca37 100644 --- a/drivers/net/pch_gbe/pch_gbe_main.c +++ b/drivers/net/pch_gbe/pch_gbe_main.c @@ -29,6 +29,7 @@ const char pch_driver_version[] = DRV_VERSION; #define PCH_GBE_SHORT_PKT 64 #define DSC_INIT16 0xC000 #define PCH_GBE_DMA_ALIGN 0 +#define PCH_GBE_DMA_PADDING 2 #define PCH_GBE_WATCHDOG_PERIOD (1 * HZ) /* watchdog time */ #define PCH_GBE_COPYBREAK_DEFAULT 256 #define PCH_GBE_PCI_BAR 1 @@ -88,6 +89,12 @@ static unsigned int copybreak __read_mostly = PCH_GBE_COPYBREAK_DEFAULT; static int pch_gbe_mdio_read(struct net_device *netdev, int addr, int reg); static void pch_gbe_mdio_write(struct net_device *netdev, int addr, int reg, int data); + +inline void pch_gbe_mac_load_mac_addr(struct pch_gbe_hw *hw) +{ + iowrite32(0x01, &hw->reg->MAC_ADDR_LOAD); +} + /** * pch_gbe_mac_read_mac_addr - Read MAC address * @hw: Pointer to the HW structure @@ -1365,16 +1372,13 @@ pch_gbe_clean_rx(struct pch_gbe_adapter *adapter, struct pch_gbe_buffer *buffer_info; struct pch_gbe_rx_desc *rx_desc; u32 length; - unsigned char tmp_packet[ETH_HLEN]; unsigned int i; unsigned int cleaned_count = 0; bool cleaned = false; - struct sk_buff *skb; + struct sk_buff *skb, *new_skb; u8 dma_status; u16 gbec_status; u32 tcp_ip_status; - u8 skb_copy_flag = 0; - u8 skb_padding_flag = 0; i = rx_ring->next_to_clean; @@ -1418,55 +1422,70 @@ pch_gbe_clean_rx(struct pch_gbe_adapter *adapter, pr_err("Receive CRC Error\n"); } else { /* get receive length */ - /* length convert[-3], padding[-2] */ - length = (rx_desc->rx_words_eob) - 3 - 2; + /* length convert[-3] */ + length = (rx_desc->rx_words_eob) - 3; /* Decide the data conversion method */ if (!adapter->rx_csum) { /* [Header:14][payload] */ - skb_padding_flag = 0; - skb_copy_flag = 1; + if (NET_IP_ALIGN) { + /* Because alignment differs, + * the new_skb is newly allocated, + * and data is copied to new_skb.*/ + new_skb = netdev_alloc_skb(netdev, + length + NET_IP_ALIGN); + if (!new_skb) { + /* dorrop error */ + pr_err("New skb allocation " + "Error\n"); + goto dorrop; + } + skb_reserve(new_skb, NET_IP_ALIGN); + memcpy(new_skb->data, skb->data, + length); + skb = new_skb; + } else { + /* DMA buffer is used as SKB as it is.*/ + buffer_info->skb = NULL; + } } else { /* [Header:14][padding:2][payload] */ - skb_padding_flag = 1; - if (length < copybreak) - skb_copy_flag = 1; - else - skb_copy_flag = 0; - } - - /* Data conversion */ - if (skb_copy_flag) { /* recycle skb */ - struct sk_buff *new_skb; - new_skb = - netdev_alloc_skb(netdev, - length + NET_IP_ALIGN); - if (new_skb) { - if (!skb_padding_flag) { - skb_reserve(new_skb, - NET_IP_ALIGN); + /* The length includes padding length */ + length = length - PCH_GBE_DMA_PADDING; + if ((length < copybreak) || + (NET_IP_ALIGN != PCH_GBE_DMA_PADDING)) { + /* Because alignment differs, + * the new_skb is newly allocated, + * and data is copied to new_skb. + * Padding data is deleted + * at the time of a copy.*/ + new_skb = netdev_alloc_skb(netdev, + length + NET_IP_ALIGN); + if (!new_skb) { + /* dorrop error */ + pr_err("New skb allocation " + "Error\n"); + goto dorrop; } + skb_reserve(new_skb, NET_IP_ALIGN); memcpy(new_skb->data, skb->data, - length); - /* save the skb - * in buffer_info as good */ + ETH_HLEN); + memcpy(&new_skb->data[ETH_HLEN], + &skb->data[ETH_HLEN + + PCH_GBE_DMA_PADDING], + length - ETH_HLEN); skb = new_skb; - } else if (!skb_padding_flag) { - /* dorrop error */ - pr_err("New skb allocation Error\n"); - goto dorrop; + } else { + /* Padding data is deleted + * by moving header data.*/ + memmove(&skb->data[PCH_GBE_DMA_PADDING], + &skb->data[0], ETH_HLEN); + skb_reserve(skb, NET_IP_ALIGN); + buffer_info->skb = NULL; } - } else { - buffer_info->skb = NULL; } - if (skb_padding_flag) { - memcpy(&tmp_packet[0], &skb->data[0], ETH_HLEN); - memcpy(&skb->data[NET_IP_ALIGN], &tmp_packet[0], - ETH_HLEN); - skb_reserve(skb, NET_IP_ALIGN); - - } - + /* The length includes FCS length */ + length = length - ETH_FCS_LEN; /* update status of driver */ adapter->stats.rx_bytes += length; adapter->stats.rx_packets++; @@ -2318,6 +2337,7 @@ static int pch_gbe_probe(struct pci_dev *pdev, netdev->features = NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM | NETIF_F_GRO; pch_gbe_set_ethtool_ops(netdev); + pch_gbe_mac_load_mac_addr(&adapter->hw); pch_gbe_mac_reset_hw(&adapter->hw); /* setup the private structure */ diff --git a/drivers/net/r8169.c b/drivers/net/r8169.c index 59ccf0c5c61..469ab0b7ce3 100644 --- a/drivers/net/r8169.c +++ b/drivers/net/r8169.c @@ -3190,6 +3190,8 @@ rtl8169_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) if (pci_dev_run_wake(pdev)) pm_runtime_put_noidle(&pdev->dev); + netif_carrier_off(dev); + out: return rc; diff --git a/drivers/net/stmmac/stmmac_main.c b/drivers/net/stmmac/stmmac_main.c index 34a0af3837f..0e5f03135b5 100644 --- a/drivers/net/stmmac/stmmac_main.c +++ b/drivers/net/stmmac/stmmac_main.c @@ -1560,8 +1560,10 @@ static int stmmac_mac_device_setup(struct net_device *dev) priv->hw = device; - if (device_can_wakeup(priv->device)) + if (device_can_wakeup(priv->device)) { priv->wolopts = WAKE_MAGIC; /* Magic Frame as default */ + enable_irq_wake(dev->irq); + } return 0; } diff --git a/drivers/net/tg3.c b/drivers/net/tg3.c index 93b32d36661..06c0e503365 100644 --- a/drivers/net/tg3.c +++ b/drivers/net/tg3.c @@ -11158,7 +11158,9 @@ static int tg3_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) if (tp->phy_flags & TG3_PHYFLG_PHY_SERDES) break; /* We have no PHY */ - if (tp->phy_flags & TG3_PHYFLG_IS_LOW_POWER) + if ((tp->phy_flags & TG3_PHYFLG_IS_LOW_POWER) || + ((tp->tg3_flags & TG3_FLAG_ENABLE_ASF) && + !netif_running(dev))) return -EAGAIN; spin_lock_bh(&tp->lock); @@ -11174,7 +11176,9 @@ static int tg3_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) if (tp->phy_flags & TG3_PHYFLG_PHY_SERDES) break; /* We have no PHY */ - if (tp->phy_flags & TG3_PHYFLG_IS_LOW_POWER) + if ((tp->phy_flags & TG3_PHYFLG_IS_LOW_POWER) || + ((tp->tg3_flags & TG3_FLAG_ENABLE_ASF) && + !netif_running(dev))) return -EAGAIN; spin_lock_bh(&tp->lock); diff --git a/drivers/net/usb/hso.c b/drivers/net/usb/hso.c index bed8fcedff4..6d83812603b 100644 --- a/drivers/net/usb/hso.c +++ b/drivers/net/usb/hso.c @@ -2628,15 +2628,15 @@ exit: static void hso_free_tiomget(struct hso_serial *serial) { - struct hso_tiocmget *tiocmget = serial->tiocmget; + struct hso_tiocmget *tiocmget; + if (!serial) + return; + tiocmget = serial->tiocmget; if (tiocmget) { - if (tiocmget->urb) { - usb_free_urb(tiocmget->urb); - tiocmget->urb = NULL; - } + usb_free_urb(tiocmget->urb); + tiocmget->urb = NULL; serial->tiocmget = NULL; kfree(tiocmget); - } } diff --git a/drivers/net/usb/usbnet.c b/drivers/net/usb/usbnet.c index ed9a41643ff..95c41d56631 100644 --- a/drivers/net/usb/usbnet.c +++ b/drivers/net/usb/usbnet.c @@ -931,8 +931,10 @@ fail_halt: if (urb != NULL) { clear_bit (EVENT_RX_MEMORY, &dev->flags); status = usb_autopm_get_interface(dev->intf); - if (status < 0) + if (status < 0) { + usb_free_urb(urb); goto fail_lowmem; + } if (rx_submit (dev, urb, GFP_KERNEL) == -ENOLINK) resched = 0; usb_autopm_put_interface(dev->intf); diff --git a/drivers/net/wireless/iwlwifi/iwl-3945.c b/drivers/net/wireless/iwlwifi/iwl-3945.c index a9b852be450..39b6f16c87f 100644 --- a/drivers/net/wireless/iwlwifi/iwl-3945.c +++ b/drivers/net/wireless/iwlwifi/iwl-3945.c @@ -402,72 +402,6 @@ static void iwl3945_accumulative_statistics(struct iwl_priv *priv, } #endif -/** - * iwl3945_good_plcp_health - checks for plcp error. - * - * When the plcp error is exceeding the thresholds, reset the radio - * to improve the throughput. - */ -static bool iwl3945_good_plcp_health(struct iwl_priv *priv, - struct iwl_rx_packet *pkt) -{ - bool rc = true; - struct iwl3945_notif_statistics current_stat; - int combined_plcp_delta; - unsigned int plcp_msec; - unsigned long plcp_received_jiffies; - - if (priv->cfg->base_params->plcp_delta_threshold == - IWL_MAX_PLCP_ERR_THRESHOLD_DISABLE) { - IWL_DEBUG_RADIO(priv, "plcp_err check disabled\n"); - return rc; - } - memcpy(¤t_stat, pkt->u.raw, sizeof(struct - iwl3945_notif_statistics)); - /* - * check for plcp_err and trigger radio reset if it exceeds - * the plcp error threshold plcp_delta. - */ - plcp_received_jiffies = jiffies; - plcp_msec = jiffies_to_msecs((long) plcp_received_jiffies - - (long) priv->plcp_jiffies); - priv->plcp_jiffies = plcp_received_jiffies; - /* - * check to make sure plcp_msec is not 0 to prevent division - * by zero. - */ - if (plcp_msec) { - combined_plcp_delta = - (le32_to_cpu(current_stat.rx.ofdm.plcp_err) - - le32_to_cpu(priv->_3945.statistics.rx.ofdm.plcp_err)); - - if ((combined_plcp_delta > 0) && - ((combined_plcp_delta * 100) / plcp_msec) > - priv->cfg->base_params->plcp_delta_threshold) { - /* - * if plcp_err exceed the threshold, the following - * data is printed in csv format: - * Text: plcp_err exceeded %d, - * Received ofdm.plcp_err, - * Current ofdm.plcp_err, - * combined_plcp_delta, - * plcp_msec - */ - IWL_DEBUG_RADIO(priv, "plcp_err exceeded %u, " - "%u, %d, %u mSecs\n", - priv->cfg->base_params->plcp_delta_threshold, - le32_to_cpu(current_stat.rx.ofdm.plcp_err), - combined_plcp_delta, plcp_msec); - /* - * Reset the RF radio due to the high plcp - * error rate - */ - rc = false; - } - } - return rc; -} - void iwl3945_hw_rx_statistics(struct iwl_priv *priv, struct iwl_rx_mem_buffer *rxb) { @@ -2734,7 +2668,6 @@ static struct iwl_lib_ops iwl3945_lib = { .isr_ops = { .isr = iwl_isr_legacy, }, - .check_plcp_health = iwl3945_good_plcp_health, .debugfs_ops = { .rx_stats_read = iwl3945_ucode_rx_stats_read, diff --git a/drivers/rtc/Kconfig b/drivers/rtc/Kconfig index cdd97192dc6..4941cade319 100644 --- a/drivers/rtc/Kconfig +++ b/drivers/rtc/Kconfig @@ -97,6 +97,18 @@ config RTC_INTF_DEV If unsure, say Y. +config RTC_INTF_DEV_UIE_EMUL + bool "RTC UIE emulation on dev interface" + depends on RTC_INTF_DEV + help + Provides an emulation for RTC_UIE if the underlying rtc chip + driver does not expose RTC_UIE ioctls. Those requests generate + once-per-second update interrupts, used for synchronization. + + The emulation code will read the time from the hardware + clock several times per second, please enable this option + only if you know that you really need it. + config RTC_DRV_TEST tristate "Test driver/device" help diff --git a/drivers/rtc/interface.c b/drivers/rtc/interface.c index a0c01967244..cb2f0728fd7 100644 --- a/drivers/rtc/interface.c +++ b/drivers/rtc/interface.c @@ -209,9 +209,8 @@ int rtc_alarm_irq_enable(struct rtc_device *rtc, unsigned int enabled) } if (err) - return err; - - if (!rtc->ops) + /* nothing */; + else if (!rtc->ops) err = -ENODEV; else if (!rtc->ops->alarm_irq_enable) err = -EINVAL; @@ -229,6 +228,12 @@ int rtc_update_irq_enable(struct rtc_device *rtc, unsigned int enabled) if (err) return err; +#ifdef CONFIG_RTC_INTF_DEV_UIE_EMUL + if (enabled == 0 && rtc->uie_irq_active) { + mutex_unlock(&rtc->ops_lock); + return rtc_dev_update_irq_enable_emul(rtc, 0); + } +#endif /* make sure we're changing state */ if (rtc->uie_rtctimer.enabled == enabled) goto out; @@ -248,6 +253,16 @@ int rtc_update_irq_enable(struct rtc_device *rtc, unsigned int enabled) out: mutex_unlock(&rtc->ops_lock); +#ifdef CONFIG_RTC_INTF_DEV_UIE_EMUL + /* + * Enable emulation if the driver did not provide + * the update_irq_enable function pointer or if returned + * -EINVAL to signal that it has been configured without + * interrupts or that are not available at the moment. + */ + if (err == -EINVAL) + err = rtc_dev_update_irq_enable_emul(rtc, enabled); +#endif return err; } @@ -263,7 +278,7 @@ EXPORT_SYMBOL_GPL(rtc_update_irq_enable); * * Triggers the registered irq_task function callback. */ -static void rtc_handle_legacy_irq(struct rtc_device *rtc, int num, int mode) +void rtc_handle_legacy_irq(struct rtc_device *rtc, int num, int mode) { unsigned long flags; diff --git a/drivers/rtc/rtc-dev.c b/drivers/rtc/rtc-dev.c index 37c3cc1b3dd..d0e06edb14c 100644 --- a/drivers/rtc/rtc-dev.c +++ b/drivers/rtc/rtc-dev.c @@ -46,6 +46,105 @@ static int rtc_dev_open(struct inode *inode, struct file *file) return err; } +#ifdef CONFIG_RTC_INTF_DEV_UIE_EMUL +/* + * Routine to poll RTC seconds field for change as often as possible, + * after first RTC_UIE use timer to reduce polling + */ +static void rtc_uie_task(struct work_struct *work) +{ + struct rtc_device *rtc = + container_of(work, struct rtc_device, uie_task); + struct rtc_time tm; + int num = 0; + int err; + + err = rtc_read_time(rtc, &tm); + + spin_lock_irq(&rtc->irq_lock); + if (rtc->stop_uie_polling || err) { + rtc->uie_task_active = 0; + } else if (rtc->oldsecs != tm.tm_sec) { + num = (tm.tm_sec + 60 - rtc->oldsecs) % 60; + rtc->oldsecs = tm.tm_sec; + rtc->uie_timer.expires = jiffies + HZ - (HZ/10); + rtc->uie_timer_active = 1; + rtc->uie_task_active = 0; + add_timer(&rtc->uie_timer); + } else if (schedule_work(&rtc->uie_task) == 0) { + rtc->uie_task_active = 0; + } + spin_unlock_irq(&rtc->irq_lock); + if (num) + rtc_handle_legacy_irq(rtc, num, RTC_UF); +} +static void rtc_uie_timer(unsigned long data) +{ + struct rtc_device *rtc = (struct rtc_device *)data; + unsigned long flags; + + spin_lock_irqsave(&rtc->irq_lock, flags); + rtc->uie_timer_active = 0; + rtc->uie_task_active = 1; + if ((schedule_work(&rtc->uie_task) == 0)) + rtc->uie_task_active = 0; + spin_unlock_irqrestore(&rtc->irq_lock, flags); +} + +static int clear_uie(struct rtc_device *rtc) +{ + spin_lock_irq(&rtc->irq_lock); + if (rtc->uie_irq_active) { + rtc->stop_uie_polling = 1; + if (rtc->uie_timer_active) { + spin_unlock_irq(&rtc->irq_lock); + del_timer_sync(&rtc->uie_timer); + spin_lock_irq(&rtc->irq_lock); + rtc->uie_timer_active = 0; + } + if (rtc->uie_task_active) { + spin_unlock_irq(&rtc->irq_lock); + flush_scheduled_work(); + spin_lock_irq(&rtc->irq_lock); + } + rtc->uie_irq_active = 0; + } + spin_unlock_irq(&rtc->irq_lock); + return 0; +} + +static int set_uie(struct rtc_device *rtc) +{ + struct rtc_time tm; + int err; + + err = rtc_read_time(rtc, &tm); + if (err) + return err; + spin_lock_irq(&rtc->irq_lock); + if (!rtc->uie_irq_active) { + rtc->uie_irq_active = 1; + rtc->stop_uie_polling = 0; + rtc->oldsecs = tm.tm_sec; + rtc->uie_task_active = 1; + if (schedule_work(&rtc->uie_task) == 0) + rtc->uie_task_active = 0; + } + rtc->irq_data = 0; + spin_unlock_irq(&rtc->irq_lock); + return 0; +} + +int rtc_dev_update_irq_enable_emul(struct rtc_device *rtc, unsigned int enabled) +{ + if (enabled) + return set_uie(rtc); + else + return clear_uie(rtc); +} +EXPORT_SYMBOL(rtc_dev_update_irq_enable_emul); + +#endif /* CONFIG_RTC_INTF_DEV_UIE_EMUL */ static ssize_t rtc_dev_read(struct file *file, char __user *buf, size_t count, loff_t *ppos) @@ -387,6 +486,11 @@ void rtc_dev_prepare(struct rtc_device *rtc) rtc->dev.devt = MKDEV(MAJOR(rtc_devt), rtc->id); +#ifdef CONFIG_RTC_INTF_DEV_UIE_EMUL + INIT_WORK(&rtc->uie_task, rtc_uie_task); + setup_timer(&rtc->uie_timer, rtc_uie_timer, (unsigned long)rtc); +#endif + cdev_init(&rtc->char_dev, &rtc_dev_fops); rtc->char_dev.owner = rtc->owner; } diff --git a/drivers/s390/block/dasd_eckd.c b/drivers/s390/block/dasd_eckd.c index 318672d0556..a9fe23d5bd0 100644 --- a/drivers/s390/block/dasd_eckd.c +++ b/drivers/s390/block/dasd_eckd.c @@ -72,7 +72,7 @@ static struct dasd_discipline dasd_eckd_discipline; static struct ccw_device_id dasd_eckd_ids[] = { { CCW_DEVICE_DEVTYPE (0x3990, 0, 0x3390, 0), .driver_info = 0x1}, { CCW_DEVICE_DEVTYPE (0x2105, 0, 0x3390, 0), .driver_info = 0x2}, - { CCW_DEVICE_DEVTYPE (0x3880, 0, 0x3390, 0), .driver_info = 0x3}, + { CCW_DEVICE_DEVTYPE (0x3880, 0, 0x3380, 0), .driver_info = 0x3}, { CCW_DEVICE_DEVTYPE (0x3990, 0, 0x3380, 0), .driver_info = 0x4}, { CCW_DEVICE_DEVTYPE (0x2105, 0, 0x3380, 0), .driver_info = 0x5}, { CCW_DEVICE_DEVTYPE (0x9343, 0, 0x9345, 0), .driver_info = 0x6}, diff --git a/drivers/spi/pxa2xx_spi_pci.c b/drivers/spi/pxa2xx_spi_pci.c index 351d8a375b5..19752b09e15 100644 --- a/drivers/spi/pxa2xx_spi_pci.c +++ b/drivers/spi/pxa2xx_spi_pci.c @@ -7,10 +7,9 @@ #include <linux/of_device.h> #include <linux/spi/pxa2xx_spi.h> -struct awesome_struct { +struct ce4100_info { struct ssp_device ssp; - struct platform_device spi_pdev; - struct pxa2xx_spi_master spi_pdata; + struct platform_device *spi_pdev; }; static DEFINE_MUTEX(ssp_lock); @@ -51,23 +50,15 @@ void pxa_ssp_free(struct ssp_device *ssp) } EXPORT_SYMBOL_GPL(pxa_ssp_free); -static void plat_dev_release(struct device *dev) -{ - struct awesome_struct *as = container_of(dev, - struct awesome_struct, spi_pdev.dev); - - of_device_node_put(&as->spi_pdev.dev); -} - static int __devinit ce4100_spi_probe(struct pci_dev *dev, const struct pci_device_id *ent) { int ret; resource_size_t phys_beg; resource_size_t phys_len; - struct awesome_struct *spi_info; + struct ce4100_info *spi_info; struct platform_device *pdev; - struct pxa2xx_spi_master *spi_pdata; + struct pxa2xx_spi_master spi_pdata; struct ssp_device *ssp; ret = pci_enable_device(dev); @@ -84,33 +75,30 @@ static int __devinit ce4100_spi_probe(struct pci_dev *dev, return ret; } + pdev = platform_device_alloc("pxa2xx-spi", dev->devfn); spi_info = kzalloc(sizeof(*spi_info), GFP_KERNEL); - if (!spi_info) { + if (!pdev || !spi_info ) { ret = -ENOMEM; - goto err_kz; + goto err_nomem; } - ssp = &spi_info->ssp; - pdev = &spi_info->spi_pdev; - spi_pdata = &spi_info->spi_pdata; + memset(&spi_pdata, 0, sizeof(spi_pdata)); + spi_pdata.num_chipselect = dev->devfn; - pdev->name = "pxa2xx-spi"; - pdev->id = dev->devfn; - pdev->dev.parent = &dev->dev; - pdev->dev.platform_data = &spi_info->spi_pdata; + ret = platform_device_add_data(pdev, &spi_pdata, sizeof(spi_pdata)); + if (ret) + goto err_nomem; + pdev->dev.parent = &dev->dev; #ifdef CONFIG_OF pdev->dev.of_node = dev->dev.of_node; #endif - pdev->dev.release = plat_dev_release; - - spi_pdata->num_chipselect = dev->devfn; - + ssp = &spi_info->ssp; ssp->phys_base = pci_resource_start(dev, 0); ssp->mmio_base = ioremap(phys_beg, phys_len); if (!ssp->mmio_base) { dev_err(&pdev->dev, "failed to ioremap() registers\n"); ret = -EIO; - goto err_remap; + goto err_nomem; } ssp->irq = dev->irq; ssp->port_id = pdev->id; @@ -122,7 +110,7 @@ static int __devinit ce4100_spi_probe(struct pci_dev *dev, pci_set_drvdata(dev, spi_info); - ret = platform_device_register(pdev); + ret = platform_device_add(pdev); if (ret) goto err_dev_add; @@ -135,27 +123,21 @@ err_dev_add: mutex_unlock(&ssp_lock); iounmap(ssp->mmio_base); -err_remap: - kfree(spi_info); - -err_kz: +err_nomem: release_mem_region(phys_beg, phys_len); - + platform_device_put(pdev); + kfree(spi_info); return ret; } static void __devexit ce4100_spi_remove(struct pci_dev *dev) { - struct awesome_struct *spi_info; - struct platform_device *pdev; + struct ce4100_info *spi_info; struct ssp_device *ssp; spi_info = pci_get_drvdata(dev); - ssp = &spi_info->ssp; - pdev = &spi_info->spi_pdev; - - platform_device_unregister(pdev); + platform_device_unregister(spi_info->spi_pdev); iounmap(ssp->mmio_base); release_mem_region(pci_resource_start(dev, 0), @@ -171,7 +153,6 @@ static void __devexit ce4100_spi_remove(struct pci_dev *dev) } static struct pci_device_id ce4100_spi_devices[] __devinitdata = { - { PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0x2e6a) }, { }, }; diff --git a/drivers/tty/serial/max3100.c b/drivers/tty/serial/max3100.c index beb1afa27d8..7b951adac54 100644 --- a/drivers/tty/serial/max3100.c +++ b/drivers/tty/serial/max3100.c @@ -601,7 +601,7 @@ static int max3100_startup(struct uart_port *port) s->rts = 0; sprintf(b, "max3100-%d", s->minor); - s->workqueue = create_freezeable_workqueue(b); + s->workqueue = create_freezable_workqueue(b); if (!s->workqueue) { dev_warn(&s->spi->dev, "cannot create workqueue\n"); return -EBUSY; diff --git a/drivers/tty/serial/max3107.c b/drivers/tty/serial/max3107.c index 910870edf70..750b4f62731 100644 --- a/drivers/tty/serial/max3107.c +++ b/drivers/tty/serial/max3107.c @@ -833,7 +833,7 @@ static int max3107_startup(struct uart_port *port) struct max3107_port *s = container_of(port, struct max3107_port, port); /* Initialize work queue */ - s->workqueue = create_freezeable_workqueue("max3107"); + s->workqueue = create_freezable_workqueue("max3107"); if (!s->workqueue) { dev_err(&s->spi->dev, "Workqueue creation failed\n"); return -EBUSY; diff --git a/drivers/xen/manage.c b/drivers/xen/manage.c index db8c4c4ac88..24177272bcb 100644 --- a/drivers/xen/manage.c +++ b/drivers/xen/manage.c @@ -37,11 +37,19 @@ static enum shutdown_state shutting_down = SHUTDOWN_INVALID; #ifdef CONFIG_PM_SLEEP static int xen_hvm_suspend(void *data) { + int err; struct sched_shutdown r = { .reason = SHUTDOWN_suspend }; int *cancelled = data; BUG_ON(!irqs_disabled()); + err = sysdev_suspend(PMSG_SUSPEND); + if (err) { + printk(KERN_ERR "xen_hvm_suspend: sysdev_suspend failed: %d\n", + err); + return err; + } + *cancelled = HYPERVISOR_sched_op(SCHEDOP_shutdown, &r); xen_hvm_post_suspend(*cancelled); @@ -53,6 +61,8 @@ static int xen_hvm_suspend(void *data) xen_timer_resume(); } + sysdev_resume(); + return 0; } diff --git a/fs/block_dev.c b/fs/block_dev.c index 333a7bb4cb9..4fb8a343153 100644 --- a/fs/block_dev.c +++ b/fs/block_dev.c @@ -1215,12 +1215,6 @@ int blkdev_get(struct block_device *bdev, fmode_t mode, void *holder) res = __blkdev_get(bdev, mode, 0); - /* __blkdev_get() may alter read only status, check it afterwards */ - if (!res && (mode & FMODE_WRITE) && bdev_read_only(bdev)) { - __blkdev_put(bdev, mode, 0); - res = -EACCES; - } - if (whole) { /* finish claiming */ mutex_lock(&bdev->bd_mutex); @@ -1298,6 +1292,11 @@ struct block_device *blkdev_get_by_path(const char *path, fmode_t mode, if (err) return ERR_PTR(err); + if ((mode & FMODE_WRITE) && bdev_read_only(bdev)) { + blkdev_put(bdev, mode); + return ERR_PTR(-EACCES); + } + return bdev; } EXPORT_SYMBOL(blkdev_get_by_path); diff --git a/fs/gfs2/glock.c b/fs/gfs2/glock.c index 08a8beb152e..7cd9a5a68d5 100644 --- a/fs/gfs2/glock.c +++ b/fs/gfs2/glock.c @@ -1779,11 +1779,11 @@ int __init gfs2_glock_init(void) #endif glock_workqueue = alloc_workqueue("glock_workqueue", WQ_MEM_RECLAIM | - WQ_HIGHPRI | WQ_FREEZEABLE, 0); + WQ_HIGHPRI | WQ_FREEZABLE, 0); if (IS_ERR(glock_workqueue)) return PTR_ERR(glock_workqueue); gfs2_delete_workqueue = alloc_workqueue("delete_workqueue", - WQ_MEM_RECLAIM | WQ_FREEZEABLE, + WQ_MEM_RECLAIM | WQ_FREEZABLE, 0); if (IS_ERR(gfs2_delete_workqueue)) { destroy_workqueue(glock_workqueue); diff --git a/fs/gfs2/main.c b/fs/gfs2/main.c index ebef7ab6e17..85ba027d1c4 100644 --- a/fs/gfs2/main.c +++ b/fs/gfs2/main.c @@ -144,7 +144,7 @@ static int __init init_gfs2_fs(void) error = -ENOMEM; gfs_recovery_wq = alloc_workqueue("gfs_recovery", - WQ_MEM_RECLAIM | WQ_FREEZEABLE, 0); + WQ_MEM_RECLAIM | WQ_FREEZABLE, 0); if (!gfs_recovery_wq) goto fail_wq; diff --git a/fs/nfsd/nfs4xdr.c b/fs/nfsd/nfs4xdr.c index 956629b9cdc..1275b865507 100644 --- a/fs/nfsd/nfs4xdr.c +++ b/fs/nfsd/nfs4xdr.c @@ -317,8 +317,8 @@ nfsd4_decode_fattr(struct nfsd4_compoundargs *argp, u32 *bmval, READ_BUF(dummy32); len += (XDR_QUADLEN(dummy32) << 2); READMEM(buf, dummy32); - if ((host_err = nfsd_map_name_to_uid(argp->rqstp, buf, dummy32, &iattr->ia_uid))) - goto out_nfserr; + if ((status = nfsd_map_name_to_uid(argp->rqstp, buf, dummy32, &iattr->ia_uid))) + return status; iattr->ia_valid |= ATTR_UID; } if (bmval[1] & FATTR4_WORD1_OWNER_GROUP) { @@ -328,8 +328,8 @@ nfsd4_decode_fattr(struct nfsd4_compoundargs *argp, u32 *bmval, READ_BUF(dummy32); len += (XDR_QUADLEN(dummy32) << 2); READMEM(buf, dummy32); - if ((host_err = nfsd_map_name_to_gid(argp->rqstp, buf, dummy32, &iattr->ia_gid))) - goto out_nfserr; + if ((status = nfsd_map_name_to_gid(argp->rqstp, buf, dummy32, &iattr->ia_gid))) + return status; iattr->ia_valid |= ATTR_GID; } if (bmval[1] & FATTR4_WORD1_TIME_ACCESS_SET) { diff --git a/fs/partitions/mac.c b/fs/partitions/mac.c index 68d6a216ee7..11f688bd76c 100644 --- a/fs/partitions/mac.c +++ b/fs/partitions/mac.c @@ -29,10 +29,9 @@ static inline void mac_fix_string(char *stg, int len) int mac_partition(struct parsed_partitions *state) { - int slot = 1; Sector sect; unsigned char *data; - int blk, blocks_in_map; + int slot, blocks_in_map; unsigned secsize; #ifdef CONFIG_PPC_PMAC int found_root = 0; @@ -59,10 +58,14 @@ int mac_partition(struct parsed_partitions *state) put_dev_sector(sect); return 0; /* not a MacOS disk */ } - strlcat(state->pp_buf, " [mac]", PAGE_SIZE); blocks_in_map = be32_to_cpu(part->map_count); - for (blk = 1; blk <= blocks_in_map; ++blk) { - int pos = blk * secsize; + if (blocks_in_map < 0 || blocks_in_map >= DISK_MAX_PARTS) { + put_dev_sector(sect); + return 0; + } + strlcat(state->pp_buf, " [mac]", PAGE_SIZE); + for (slot = 1; slot <= blocks_in_map; ++slot) { + int pos = slot * secsize; put_dev_sector(sect); data = read_part_sector(state, pos/512, §); if (!data) @@ -113,13 +116,11 @@ int mac_partition(struct parsed_partitions *state) } if (goodness > found_root_goodness) { - found_root = blk; + found_root = slot; found_root_goodness = goodness; } } #endif /* CONFIG_PPC_PMAC */ - - ++slot; } #ifdef CONFIG_PPC_PMAC if (found_root_goodness) diff --git a/include/linux/freezer.h b/include/linux/freezer.h index da7e52b099f..1effc8b56b4 100644 --- a/include/linux/freezer.h +++ b/include/linux/freezer.h @@ -109,7 +109,7 @@ static inline void freezer_count(void) } /* - * Check if the task should be counted as freezeable by the freezer + * Check if the task should be counted as freezable by the freezer */ static inline int freezer_should_skip(struct task_struct *p) { diff --git a/include/linux/list.h b/include/linux/list.h index 9a5f8a71810..3a54266a1e8 100644 --- a/include/linux/list.h +++ b/include/linux/list.h @@ -96,6 +96,11 @@ static inline void __list_del(struct list_head * prev, struct list_head * next) * in an undefined state. */ #ifndef CONFIG_DEBUG_LIST +static inline void __list_del_entry(struct list_head *entry) +{ + __list_del(entry->prev, entry->next); +} + static inline void list_del(struct list_head *entry) { __list_del(entry->prev, entry->next); @@ -103,6 +108,7 @@ static inline void list_del(struct list_head *entry) entry->prev = LIST_POISON2; } #else +extern void __list_del_entry(struct list_head *entry); extern void list_del(struct list_head *entry); #endif @@ -135,7 +141,7 @@ static inline void list_replace_init(struct list_head *old, */ static inline void list_del_init(struct list_head *entry) { - __list_del(entry->prev, entry->next); + __list_del_entry(entry); INIT_LIST_HEAD(entry); } @@ -146,7 +152,7 @@ static inline void list_del_init(struct list_head *entry) */ static inline void list_move(struct list_head *list, struct list_head *head) { - __list_del(list->prev, list->next); + __list_del_entry(list); list_add(list, head); } @@ -158,7 +164,7 @@ static inline void list_move(struct list_head *list, struct list_head *head) static inline void list_move_tail(struct list_head *list, struct list_head *head) { - __list_del(list->prev, list->next); + __list_del_entry(list); list_add_tail(list, head); } diff --git a/include/linux/rtc.h b/include/linux/rtc.h index a0b639f8e80..89c3e518299 100644 --- a/include/linux/rtc.h +++ b/include/linux/rtc.h @@ -203,6 +203,18 @@ struct rtc_device struct hrtimer pie_timer; /* sub second exp, so needs hrtimer */ int pie_enabled; struct work_struct irqwork; + + +#ifdef CONFIG_RTC_INTF_DEV_UIE_EMUL + struct work_struct uie_task; + struct timer_list uie_timer; + /* Those fields are protected by rtc->irq_lock */ + unsigned int oldsecs; + unsigned int uie_irq_active:1; + unsigned int stop_uie_polling:1; + unsigned int uie_task_active:1; + unsigned int uie_timer_active:1; +#endif }; #define to_rtc_device(d) container_of(d, struct rtc_device, dev) @@ -235,7 +247,10 @@ extern int rtc_irq_set_freq(struct rtc_device *rtc, struct rtc_task *task, int freq); extern int rtc_update_irq_enable(struct rtc_device *rtc, unsigned int enabled); extern int rtc_alarm_irq_enable(struct rtc_device *rtc, unsigned int enabled); +extern int rtc_dev_update_irq_enable_emul(struct rtc_device *rtc, + unsigned int enabled); +void rtc_handle_legacy_irq(struct rtc_device *rtc, int num, int mode); void rtc_aie_update_irq(void *private); void rtc_uie_update_irq(void *private); enum hrtimer_restart rtc_pie_update_irq(struct hrtimer *timer); diff --git a/include/linux/sched.h b/include/linux/sched.h index d747f948b34..777d8a5ed06 100644 --- a/include/linux/sched.h +++ b/include/linux/sched.h @@ -1744,7 +1744,7 @@ extern void thread_group_times(struct task_struct *p, cputime_t *ut, cputime_t * #define PF_MCE_EARLY 0x08000000 /* Early kill for mce process policy */ #define PF_MEMPOLICY 0x10000000 /* Non-default NUMA mempolicy */ #define PF_MUTEX_TESTER 0x20000000 /* Thread belongs to the rt mutex tester */ -#define PF_FREEZER_SKIP 0x40000000 /* Freezer should not count it as freezeable */ +#define PF_FREEZER_SKIP 0x40000000 /* Freezer should not count it as freezable */ #define PF_FREEZER_NOSIG 0x80000000 /* Freezer won't send signals to it */ /* diff --git a/include/linux/workqueue.h b/include/linux/workqueue.h index 1ac11586a2f..f7998a3bf02 100644 --- a/include/linux/workqueue.h +++ b/include/linux/workqueue.h @@ -250,7 +250,7 @@ static inline unsigned int work_static(struct work_struct *work) { return 0; } enum { WQ_NON_REENTRANT = 1 << 0, /* guarantee non-reentrance */ WQ_UNBOUND = 1 << 1, /* not bound to any cpu */ - WQ_FREEZEABLE = 1 << 2, /* freeze during suspend */ + WQ_FREEZABLE = 1 << 2, /* freeze during suspend */ WQ_MEM_RECLAIM = 1 << 3, /* may be used for memory reclaim */ WQ_HIGHPRI = 1 << 4, /* high priority */ WQ_CPU_INTENSIVE = 1 << 5, /* cpu instensive workqueue */ @@ -318,7 +318,7 @@ __alloc_workqueue_key(const char *name, unsigned int flags, int max_active, /** * alloc_ordered_workqueue - allocate an ordered workqueue * @name: name of the workqueue - * @flags: WQ_* flags (only WQ_FREEZEABLE and WQ_MEM_RECLAIM are meaningful) + * @flags: WQ_* flags (only WQ_FREEZABLE and WQ_MEM_RECLAIM are meaningful) * * Allocate an ordered workqueue. An ordered workqueue executes at * most one work item at any given time in the queued order. They are @@ -335,8 +335,8 @@ alloc_ordered_workqueue(const char *name, unsigned int flags) #define create_workqueue(name) \ alloc_workqueue((name), WQ_MEM_RECLAIM, 1) -#define create_freezeable_workqueue(name) \ - alloc_workqueue((name), WQ_FREEZEABLE | WQ_UNBOUND | WQ_MEM_RECLAIM, 1) +#define create_freezable_workqueue(name) \ + alloc_workqueue((name), WQ_FREEZABLE | WQ_UNBOUND | WQ_MEM_RECLAIM, 1) #define create_singlethread_workqueue(name) \ alloc_workqueue((name), WQ_UNBOUND | WQ_MEM_RECLAIM, 1) diff --git a/kernel/power/main.c b/kernel/power/main.c index 7b5db6a8561..701853042c2 100644 --- a/kernel/power/main.c +++ b/kernel/power/main.c @@ -326,7 +326,7 @@ EXPORT_SYMBOL_GPL(pm_wq); static int __init pm_start_workqueue(void) { - pm_wq = alloc_workqueue("pm", WQ_FREEZEABLE, 0); + pm_wq = alloc_workqueue("pm", WQ_FREEZABLE, 0); return pm_wq ? 0 : -ENOMEM; } diff --git a/kernel/power/process.c b/kernel/power/process.c index d6d2a10320e..0cf3a27a6c9 100644 --- a/kernel/power/process.c +++ b/kernel/power/process.c @@ -22,7 +22,7 @@ */ #define TIMEOUT (20 * HZ) -static inline int freezeable(struct task_struct * p) +static inline int freezable(struct task_struct * p) { if ((p == current) || (p->flags & PF_NOFREEZE) || @@ -53,7 +53,7 @@ static int try_to_freeze_tasks(bool sig_only) todo = 0; read_lock(&tasklist_lock); do_each_thread(g, p) { - if (frozen(p) || !freezeable(p)) + if (frozen(p) || !freezable(p)) continue; if (!freeze_task(p, sig_only)) @@ -167,7 +167,7 @@ static void thaw_tasks(bool nosig_only) read_lock(&tasklist_lock); do_each_thread(g, p) { - if (!freezeable(p)) + if (!freezable(p)) continue; if (nosig_only && should_send_signal(p)) diff --git a/kernel/power/snapshot.c b/kernel/power/snapshot.c index 0dac75ea445..64db648ff91 100644 --- a/kernel/power/snapshot.c +++ b/kernel/power/snapshot.c @@ -1519,11 +1519,8 @@ static int swsusp_alloc(struct memory_bitmap *orig_bm, struct memory_bitmap *copy_bm, unsigned int nr_pages, unsigned int nr_highmem) { - int error = 0; - if (nr_highmem > 0) { - error = get_highmem_buffer(PG_ANY); - if (error) + if (get_highmem_buffer(PG_ANY)) goto err_out; if (nr_highmem > alloc_highmem) { nr_highmem -= alloc_highmem; @@ -1546,7 +1543,7 @@ swsusp_alloc(struct memory_bitmap *orig_bm, struct memory_bitmap *copy_bm, err_out: swsusp_free(); - return error; + return -ENOMEM; } asmlinkage int swsusp_save(void) diff --git a/kernel/workqueue.c b/kernel/workqueue.c index 11869faa681..ee6578b578a 100644 --- a/kernel/workqueue.c +++ b/kernel/workqueue.c @@ -79,7 +79,9 @@ enum { MAX_IDLE_WORKERS_RATIO = 4, /* 1/4 of busy can be idle */ IDLE_WORKER_TIMEOUT = 300 * HZ, /* keep idle ones for 5 mins */ - MAYDAY_INITIAL_TIMEOUT = HZ / 100, /* call for help after 10ms */ + MAYDAY_INITIAL_TIMEOUT = HZ / 100 >= 2 ? HZ / 100 : 2, + /* call for help after 10ms + (min two ticks) */ MAYDAY_INTERVAL = HZ / 10, /* and then every 100ms */ CREATE_COOLDOWN = HZ, /* time to breath after fail */ TRUSTEE_COOLDOWN = HZ / 10, /* for trustee draining */ @@ -2047,6 +2049,15 @@ repeat: move_linked_works(work, scheduled, &n); process_scheduled_works(rescuer); + + /* + * Leave this gcwq. If keep_working() is %true, notify a + * regular worker; otherwise, we end up with 0 concurrency + * and stalling the execution. + */ + if (keep_working(gcwq)) + wake_up_worker(gcwq); + spin_unlock_irq(&gcwq->lock); } @@ -2956,7 +2967,7 @@ struct workqueue_struct *__alloc_workqueue_key(const char *name, */ spin_lock(&workqueue_lock); - if (workqueue_freezing && wq->flags & WQ_FREEZEABLE) + if (workqueue_freezing && wq->flags & WQ_FREEZABLE) for_each_cwq_cpu(cpu, wq) get_cwq(cpu, wq)->max_active = 0; @@ -3068,7 +3079,7 @@ void workqueue_set_max_active(struct workqueue_struct *wq, int max_active) spin_lock_irq(&gcwq->lock); - if (!(wq->flags & WQ_FREEZEABLE) || + if (!(wq->flags & WQ_FREEZABLE) || !(gcwq->flags & GCWQ_FREEZING)) get_cwq(gcwq->cpu, wq)->max_active = max_active; @@ -3318,7 +3329,7 @@ static int __cpuinit trustee_thread(void *__gcwq) * want to get it over with ASAP - spam rescuers, wake up as * many idlers as necessary and create new ones till the * worklist is empty. Note that if the gcwq is frozen, there - * may be frozen works in freezeable cwqs. Don't declare + * may be frozen works in freezable cwqs. Don't declare * completion while frozen. */ while (gcwq->nr_workers != gcwq->nr_idle || @@ -3576,9 +3587,9 @@ EXPORT_SYMBOL_GPL(work_on_cpu); /** * freeze_workqueues_begin - begin freezing workqueues * - * Start freezing workqueues. After this function returns, all - * freezeable workqueues will queue new works to their frozen_works - * list instead of gcwq->worklist. + * Start freezing workqueues. After this function returns, all freezable + * workqueues will queue new works to their frozen_works list instead of + * gcwq->worklist. * * CONTEXT: * Grabs and releases workqueue_lock and gcwq->lock's. @@ -3604,7 +3615,7 @@ void freeze_workqueues_begin(void) list_for_each_entry(wq, &workqueues, list) { struct cpu_workqueue_struct *cwq = get_cwq(cpu, wq); - if (cwq && wq->flags & WQ_FREEZEABLE) + if (cwq && wq->flags & WQ_FREEZABLE) cwq->max_active = 0; } @@ -3615,7 +3626,7 @@ void freeze_workqueues_begin(void) } /** - * freeze_workqueues_busy - are freezeable workqueues still busy? + * freeze_workqueues_busy - are freezable workqueues still busy? * * Check whether freezing is complete. This function must be called * between freeze_workqueues_begin() and thaw_workqueues(). @@ -3624,8 +3635,8 @@ void freeze_workqueues_begin(void) * Grabs and releases workqueue_lock. * * RETURNS: - * %true if some freezeable workqueues are still busy. %false if - * freezing is complete. + * %true if some freezable workqueues are still busy. %false if freezing + * is complete. */ bool freeze_workqueues_busy(void) { @@ -3645,7 +3656,7 @@ bool freeze_workqueues_busy(void) list_for_each_entry(wq, &workqueues, list) { struct cpu_workqueue_struct *cwq = get_cwq(cpu, wq); - if (!cwq || !(wq->flags & WQ_FREEZEABLE)) + if (!cwq || !(wq->flags & WQ_FREEZABLE)) continue; BUG_ON(cwq->nr_active < 0); @@ -3690,7 +3701,7 @@ void thaw_workqueues(void) list_for_each_entry(wq, &workqueues, list) { struct cpu_workqueue_struct *cwq = get_cwq(cpu, wq); - if (!cwq || !(wq->flags & WQ_FREEZEABLE)) + if (!cwq || !(wq->flags & WQ_FREEZABLE)) continue; /* restore max_active and repopulate worklist */ diff --git a/lib/list_debug.c b/lib/list_debug.c index 344c710d16c..b8029a5583f 100644 --- a/lib/list_debug.c +++ b/lib/list_debug.c @@ -35,6 +35,31 @@ void __list_add(struct list_head *new, } EXPORT_SYMBOL(__list_add); +void __list_del_entry(struct list_head *entry) +{ + struct list_head *prev, *next; + + prev = entry->prev; + next = entry->next; + + if (WARN(next == LIST_POISON1, + "list_del corruption, %p->next is LIST_POISON1 (%p)\n", + entry, LIST_POISON1) || + WARN(prev == LIST_POISON2, + "list_del corruption, %p->prev is LIST_POISON2 (%p)\n", + entry, LIST_POISON2) || + WARN(prev->next != entry, + "list_del corruption. prev->next should be %p, " + "but was %p\n", entry, prev->next) || + WARN(next->prev != entry, + "list_del corruption. next->prev should be %p, " + "but was %p\n", entry, next->prev)) + return; + + __list_del(prev, next); +} +EXPORT_SYMBOL(__list_del_entry); + /** * list_del - deletes entry from list. * @entry: the element to delete from the list. @@ -43,19 +68,7 @@ EXPORT_SYMBOL(__list_add); */ void list_del(struct list_head *entry) { - WARN(entry->next == LIST_POISON1, - "list_del corruption, next is LIST_POISON1 (%p)\n", - LIST_POISON1); - WARN(entry->next != LIST_POISON1 && entry->prev == LIST_POISON2, - "list_del corruption, prev is LIST_POISON2 (%p)\n", - LIST_POISON2); - WARN(entry->prev->next != entry, - "list_del corruption. prev->next should be %p, " - "but was %p\n", entry, entry->prev->next); - WARN(entry->next->prev != entry, - "list_del corruption. next->prev should be %p, " - "but was %p\n", entry, entry->next->prev); - __list_del(entry->prev, entry->next); + __list_del_entry(entry); entry->next = LIST_POISON1; entry->prev = LIST_POISON2; } diff --git a/net/bluetooth/l2cap.c b/net/bluetooth/l2cap.c index 7550abb0c96..675614e38e1 100644 --- a/net/bluetooth/l2cap.c +++ b/net/bluetooth/l2cap.c @@ -859,6 +859,7 @@ static void __l2cap_sock_close(struct sock *sk, int reason) result = L2CAP_CR_SEC_BLOCK; else result = L2CAP_CR_BAD_PSM; + sk->sk_state = BT_DISCONN; rsp.scid = cpu_to_le16(l2cap_pi(sk)->dcid); rsp.dcid = cpu_to_le16(l2cap_pi(sk)->scid); diff --git a/net/bridge/br_input.c b/net/bridge/br_input.c index 6f6d8e1b776..88e4aa9cb1f 100644 --- a/net/bridge/br_input.c +++ b/net/bridge/br_input.c @@ -80,7 +80,7 @@ int br_handle_frame_finish(struct sk_buff *skb) if (is_multicast_ether_addr(dest)) { mdst = br_mdb_get(br, skb); if (mdst || BR_INPUT_SKB_CB_MROUTERS_ONLY(skb)) { - if ((mdst && !hlist_unhashed(&mdst->mglist)) || + if ((mdst && mdst->mglist) || br_multicast_is_router(br)) skb2 = skb; br_multicast_forward(mdst, skb, skb2); diff --git a/net/bridge/br_multicast.c b/net/bridge/br_multicast.c index f701a21acb3..09d5c098792 100644 --- a/net/bridge/br_multicast.c +++ b/net/bridge/br_multicast.c @@ -232,8 +232,7 @@ static void br_multicast_group_expired(unsigned long data) if (!netif_running(br->dev) || timer_pending(&mp->timer)) goto out; - if (!hlist_unhashed(&mp->mglist)) - hlist_del_init(&mp->mglist); + mp->mglist = false; if (mp->ports) goto out; @@ -276,7 +275,7 @@ static void br_multicast_del_pg(struct net_bridge *br, del_timer(&p->query_timer); call_rcu_bh(&p->rcu, br_multicast_free_pg); - if (!mp->ports && hlist_unhashed(&mp->mglist) && + if (!mp->ports && !mp->mglist && netif_running(br->dev)) mod_timer(&mp->timer, jiffies); @@ -528,7 +527,7 @@ static void br_multicast_group_query_expired(unsigned long data) struct net_bridge *br = mp->br; spin_lock(&br->multicast_lock); - if (!netif_running(br->dev) || hlist_unhashed(&mp->mglist) || + if (!netif_running(br->dev) || !mp->mglist || mp->queries_sent >= br->multicast_last_member_count) goto out; @@ -719,7 +718,7 @@ static int br_multicast_add_group(struct net_bridge *br, goto err; if (!port) { - hlist_add_head(&mp->mglist, &br->mglist); + mp->mglist = true; mod_timer(&mp->timer, now + br->multicast_membership_interval); goto out; } @@ -1165,7 +1164,7 @@ static int br_ip4_multicast_query(struct net_bridge *br, max_delay *= br->multicast_last_member_count; - if (!hlist_unhashed(&mp->mglist) && + if (mp->mglist && (timer_pending(&mp->timer) ? time_after(mp->timer.expires, now + max_delay) : try_to_del_timer_sync(&mp->timer) >= 0)) @@ -1177,7 +1176,7 @@ static int br_ip4_multicast_query(struct net_bridge *br, if (timer_pending(&p->timer) ? time_after(p->timer.expires, now + max_delay) : try_to_del_timer_sync(&p->timer) >= 0) - mod_timer(&mp->timer, now + max_delay); + mod_timer(&p->timer, now + max_delay); } out: @@ -1236,7 +1235,7 @@ static int br_ip6_multicast_query(struct net_bridge *br, goto out; max_delay *= br->multicast_last_member_count; - if (!hlist_unhashed(&mp->mglist) && + if (mp->mglist && (timer_pending(&mp->timer) ? time_after(mp->timer.expires, now + max_delay) : try_to_del_timer_sync(&mp->timer) >= 0)) @@ -1248,7 +1247,7 @@ static int br_ip6_multicast_query(struct net_bridge *br, if (timer_pending(&p->timer) ? time_after(p->timer.expires, now + max_delay) : try_to_del_timer_sync(&p->timer) >= 0) - mod_timer(&mp->timer, now + max_delay); + mod_timer(&p->timer, now + max_delay); } out: @@ -1283,7 +1282,7 @@ static void br_multicast_leave_group(struct net_bridge *br, br->multicast_last_member_interval; if (!port) { - if (!hlist_unhashed(&mp->mglist) && + if (mp->mglist && (timer_pending(&mp->timer) ? time_after(mp->timer.expires, time) : try_to_del_timer_sync(&mp->timer) >= 0)) { diff --git a/net/bridge/br_private.h b/net/bridge/br_private.h index 84aac7734bf..4e1b620b6be 100644 --- a/net/bridge/br_private.h +++ b/net/bridge/br_private.h @@ -84,13 +84,13 @@ struct net_bridge_port_group { struct net_bridge_mdb_entry { struct hlist_node hlist[2]; - struct hlist_node mglist; struct net_bridge *br; struct net_bridge_port_group __rcu *ports; struct rcu_head rcu; struct timer_list timer; struct timer_list query_timer; struct br_ip addr; + bool mglist; u32 queries_sent; }; @@ -238,7 +238,6 @@ struct net_bridge spinlock_t multicast_lock; struct net_bridge_mdb_htable __rcu *mdb; struct hlist_head router_list; - struct hlist_head mglist; struct timer_list multicast_router_timer; struct timer_list multicast_querier_timer; diff --git a/net/core/dev.c b/net/core/dev.c index 8e726cb47ed..8ae6631abcc 100644 --- a/net/core/dev.c +++ b/net/core/dev.c @@ -1280,10 +1280,13 @@ static int __dev_close_many(struct list_head *head) static int __dev_close(struct net_device *dev) { + int retval; LIST_HEAD(single); list_add(&dev->unreg_list, &single); - return __dev_close_many(&single); + retval = __dev_close_many(&single); + list_del(&single); + return retval; } int dev_close_many(struct list_head *head) @@ -1325,7 +1328,7 @@ int dev_close(struct net_device *dev) list_add(&dev->unreg_list, &single); dev_close_many(&single); - + list_del(&single); return 0; } EXPORT_SYMBOL(dev_close); @@ -5063,6 +5066,7 @@ static void rollback_registered(struct net_device *dev) list_add(&dev->unreg_list, &single); rollback_registered_many(&single); + list_del(&single); } unsigned long netdev_fix_features(unsigned long features, const char *name) @@ -6216,6 +6220,7 @@ static void __net_exit default_device_exit_batch(struct list_head *net_list) } } unregister_netdevice_many(&dev_kill_list); + list_del(&dev_kill_list); rtnl_unlock(); } diff --git a/net/dcb/dcbnl.c b/net/dcb/dcbnl.c index 6b03f561cae..d5074a56728 100644 --- a/net/dcb/dcbnl.c +++ b/net/dcb/dcbnl.c @@ -626,6 +626,9 @@ static int dcbnl_getapp(struct net_device *netdev, struct nlattr **tb, dcb->cmd = DCB_CMD_GAPP; app_nest = nla_nest_start(dcbnl_skb, DCB_ATTR_APP); + if (!app_nest) + goto out_cancel; + ret = nla_put_u8(dcbnl_skb, DCB_APP_ATTR_IDTYPE, idtype); if (ret) goto out_cancel; @@ -1613,6 +1616,10 @@ EXPORT_SYMBOL(dcb_getapp); u8 dcb_setapp(struct net_device *dev, struct dcb_app *new) { struct dcb_app_type *itr; + struct dcb_app_type event; + + memcpy(&event.name, dev->name, sizeof(event.name)); + memcpy(&event.app, new, sizeof(event.app)); spin_lock(&dcb_lock); /* Search for existing match and replace */ @@ -1644,7 +1651,7 @@ u8 dcb_setapp(struct net_device *dev, struct dcb_app *new) } out: spin_unlock(&dcb_lock); - call_dcbevent_notifiers(DCB_APP_EVENT, new); + call_dcbevent_notifiers(DCB_APP_EVENT, &event); return 0; } EXPORT_SYMBOL(dcb_setapp); diff --git a/net/ipv4/devinet.c b/net/ipv4/devinet.c index 748cb5b337b..df4616fce92 100644 --- a/net/ipv4/devinet.c +++ b/net/ipv4/devinet.c @@ -1030,6 +1030,21 @@ static inline bool inetdev_valid_mtu(unsigned mtu) return mtu >= 68; } +static void inetdev_send_gratuitous_arp(struct net_device *dev, + struct in_device *in_dev) + +{ + struct in_ifaddr *ifa = in_dev->ifa_list; + + if (!ifa) + return; + + arp_send(ARPOP_REQUEST, ETH_P_ARP, + ifa->ifa_address, dev, + ifa->ifa_address, NULL, + dev->dev_addr, NULL); +} + /* Called only under RTNL semaphore */ static int inetdev_event(struct notifier_block *this, unsigned long event, @@ -1082,18 +1097,13 @@ static int inetdev_event(struct notifier_block *this, unsigned long event, } ip_mc_up(in_dev); /* fall through */ - case NETDEV_NOTIFY_PEERS: case NETDEV_CHANGEADDR: + if (!IN_DEV_ARP_NOTIFY(in_dev)) + break; + /* fall through */ + case NETDEV_NOTIFY_PEERS: /* Send gratuitous ARP to notify of link change */ - if (IN_DEV_ARP_NOTIFY(in_dev)) { - struct in_ifaddr *ifa = in_dev->ifa_list; - - if (ifa) - arp_send(ARPOP_REQUEST, ETH_P_ARP, - ifa->ifa_address, dev, - ifa->ifa_address, NULL, - dev->dev_addr, NULL); - } + inetdev_send_gratuitous_arp(dev, in_dev); break; case NETDEV_DOWN: ip_mc_down(in_dev); diff --git a/net/ipv4/ip_gre.c b/net/ipv4/ip_gre.c index eb68a0e34e4..6613edfac28 100644 --- a/net/ipv4/ip_gre.c +++ b/net/ipv4/ip_gre.c @@ -775,6 +775,7 @@ static netdev_tx_t ipgre_tunnel_xmit(struct sk_buff *skb, struct net_device *dev .fl4_dst = dst, .fl4_src = tiph->saddr, .fl4_tos = RT_TOS(tos), + .proto = IPPROTO_GRE, .fl_gre_key = tunnel->parms.o_key }; if (ip_route_output_key(dev_net(dev), &rt, &fl)) { diff --git a/net/ipv4/route.c b/net/ipv4/route.c index 788a3e74834..6ed6603c2f6 100644 --- a/net/ipv4/route.c +++ b/net/ipv4/route.c @@ -2722,6 +2722,7 @@ static struct dst_ops ipv4_dst_blackhole_ops = { .destroy = ipv4_dst_destroy, .check = ipv4_blackhole_dst_check, .default_mtu = ipv4_blackhole_default_mtu, + .default_advmss = ipv4_default_advmss, .update_pmtu = ipv4_rt_blackhole_update_pmtu, }; diff --git a/net/ipv6/route.c b/net/ipv6/route.c index 1c29f95695d..a998db6e789 100644 --- a/net/ipv6/route.c +++ b/net/ipv6/route.c @@ -128,6 +128,7 @@ static struct dst_ops ip6_dst_blackhole_ops = { .destroy = ip6_dst_destroy, .check = ip6_dst_check, .default_mtu = ip6_blackhole_default_mtu, + .default_advmss = ip6_default_advmss, .update_pmtu = ip6_rt_blackhole_update_pmtu, }; diff --git a/net/mac80211/util.c b/net/mac80211/util.c index cf68700abff..d036597aabb 100644 --- a/net/mac80211/util.c +++ b/net/mac80211/util.c @@ -1210,7 +1210,9 @@ int ieee80211_reconfig(struct ieee80211_local *local) switch (sdata->vif.type) { case NL80211_IFTYPE_STATION: changed |= BSS_CHANGED_ASSOC; + mutex_lock(&sdata->u.mgd.mtx); ieee80211_bss_info_change_notify(sdata, changed); + mutex_unlock(&sdata->u.mgd.mtx); break; case NL80211_IFTYPE_ADHOC: changed |= BSS_CHANGED_IBSS; diff --git a/net/netfilter/core.c b/net/netfilter/core.c index 32fcbe290c0..4aa614b8a96 100644 --- a/net/netfilter/core.c +++ b/net/netfilter/core.c @@ -133,6 +133,7 @@ unsigned int nf_iterate(struct list_head *head, /* Optimization: we don't need to hold module reference here, since function can't sleep. --RR */ +repeat: verdict = elem->hook(hook, skb, indev, outdev, okfn); if (verdict != NF_ACCEPT) { #ifdef CONFIG_NETFILTER_DEBUG @@ -145,7 +146,7 @@ unsigned int nf_iterate(struct list_head *head, #endif if (verdict != NF_REPEAT) return verdict; - *i = (*i)->prev; + goto repeat; } } return NF_ACCEPT; diff --git a/net/xfrm/xfrm_policy.c b/net/xfrm/xfrm_policy.c index 8b3ef404c79..6459588befc 100644 --- a/net/xfrm/xfrm_policy.c +++ b/net/xfrm/xfrm_policy.c @@ -1340,10 +1340,13 @@ static inline struct xfrm_dst *xfrm_alloc_dst(struct net *net, int family) default: BUG(); } - xdst = dst_alloc(dst_ops) ?: ERR_PTR(-ENOBUFS); + xdst = dst_alloc(dst_ops); xfrm_policy_put_afinfo(afinfo); - xdst->flo.ops = &xfrm_bundle_fc_ops; + if (likely(xdst)) + xdst->flo.ops = &xfrm_bundle_fc_ops; + else + xdst = ERR_PTR(-ENOBUFS); return xdst; } diff --git a/sound/pci/au88x0/au88x0_core.c b/sound/pci/au88x0/au88x0_core.c index 23f49f356e0..16c0bdfbb16 100644 --- a/sound/pci/au88x0/au88x0_core.c +++ b/sound/pci/au88x0/au88x0_core.c @@ -1252,11 +1252,19 @@ static void vortex_adbdma_resetup(vortex_t *vortex, int adbdma) { static int inline vortex_adbdma_getlinearpos(vortex_t * vortex, int adbdma) { stream_t *dma = &vortex->dma_adb[adbdma]; - int temp; + int temp, page, delta; temp = hwread(vortex->mmio, VORTEX_ADBDMA_STAT + (adbdma << 2)); - temp = (dma->period_virt * dma->period_bytes) + (temp & (dma->period_bytes - 1)); - return temp; + page = (temp & ADB_SUBBUF_MASK) >> ADB_SUBBUF_SHIFT; + if (dma->nr_periods >= 4) + delta = (page - dma->period_real) & 3; + else { + delta = (page - dma->period_real); + if (delta < 0) + delta += dma->nr_periods; + } + return (dma->period_virt + delta) * dma->period_bytes + + (temp & (dma->period_bytes - 1)); } static void vortex_adbdma_startfifo(vortex_t * vortex, int adbdma) diff --git a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c index 0baffcdee8f..fcedad9a5fe 100644 --- a/sound/pci/hda/hda_intel.c +++ b/sound/pci/hda/hda_intel.c @@ -2308,6 +2308,7 @@ static struct snd_pci_quirk position_fix_list[] __devinitdata = { SND_PCI_QUIRK(0x1043, 0x813d, "ASUS P5AD2", POS_FIX_LPIB), SND_PCI_QUIRK(0x1043, 0x81b3, "ASUS", POS_FIX_LPIB), SND_PCI_QUIRK(0x1043, 0x81e7, "ASUS M2V", POS_FIX_LPIB), + SND_PCI_QUIRK(0x1043, 0x8410, "ASUS", POS_FIX_LPIB), SND_PCI_QUIRK(0x104d, 0x9069, "Sony VPCS11V9E", POS_FIX_LPIB), SND_PCI_QUIRK(0x1106, 0x3288, "ASUS M2V-MX SE", POS_FIX_LPIB), SND_PCI_QUIRK(0x1179, 0xff10, "Toshiba A100-259", POS_FIX_LPIB), diff --git a/sound/pci/hda/patch_conexant.c b/sound/pci/hda/patch_conexant.c index fbe97d32140..dd7c5c12225 100644 --- a/sound/pci/hda/patch_conexant.c +++ b/sound/pci/hda/patch_conexant.c @@ -3410,7 +3410,7 @@ static void cx_auto_parse_output(struct hda_codec *codec) } } spec->multiout.dac_nids = spec->private_dac_nids; - spec->multiout.max_channels = nums * 2; + spec->multiout.max_channels = spec->multiout.num_dacs * 2; if (cfg->hp_outs > 0) spec->auto_mute = 1; @@ -3729,9 +3729,9 @@ static int cx_auto_init(struct hda_codec *codec) return 0; } -static int cx_auto_add_volume(struct hda_codec *codec, const char *basename, +static int cx_auto_add_volume_idx(struct hda_codec *codec, const char *basename, const char *dir, int cidx, - hda_nid_t nid, int hda_dir) + hda_nid_t nid, int hda_dir, int amp_idx) { static char name[32]; static struct snd_kcontrol_new knew[] = { @@ -3743,7 +3743,8 @@ static int cx_auto_add_volume(struct hda_codec *codec, const char *basename, for (i = 0; i < 2; i++) { struct snd_kcontrol *kctl; - knew[i].private_value = HDA_COMPOSE_AMP_VAL(nid, 3, 0, hda_dir); + knew[i].private_value = HDA_COMPOSE_AMP_VAL(nid, 3, amp_idx, + hda_dir); knew[i].subdevice = HDA_SUBDEV_AMP_FLAG; knew[i].index = cidx; snprintf(name, sizeof(name), "%s%s %s", basename, dir, sfx[i]); @@ -3759,6 +3760,9 @@ static int cx_auto_add_volume(struct hda_codec *codec, const char *basename, return 0; } +#define cx_auto_add_volume(codec, str, dir, cidx, nid, hda_dir) \ + cx_auto_add_volume_idx(codec, str, dir, cidx, nid, hda_dir, 0) + #define cx_auto_add_pb_volume(codec, nid, str, idx) \ cx_auto_add_volume(codec, str, " Playback", idx, nid, HDA_OUTPUT) @@ -3808,29 +3812,60 @@ static int cx_auto_build_input_controls(struct hda_codec *codec) struct conexant_spec *spec = codec->spec; struct auto_pin_cfg *cfg = &spec->autocfg; static const char *prev_label; - int i, err, cidx; + int i, err, cidx, conn_len; + hda_nid_t conn[HDA_MAX_CONNECTIONS]; + + int multi_adc_volume = 0; /* If the ADC nid has several input volumes */ + int adc_nid = spec->adc_nids[0]; + + conn_len = snd_hda_get_connections(codec, adc_nid, conn, + HDA_MAX_CONNECTIONS); + if (conn_len < 0) + return conn_len; + + multi_adc_volume = cfg->num_inputs > 1 && conn_len > 1; + if (!multi_adc_volume) { + err = cx_auto_add_volume(codec, "Capture", "", 0, adc_nid, + HDA_INPUT); + if (err < 0) + return err; + } - err = cx_auto_add_volume(codec, "Capture", "", 0, spec->adc_nids[0], - HDA_INPUT); - if (err < 0) - return err; prev_label = NULL; cidx = 0; for (i = 0; i < cfg->num_inputs; i++) { hda_nid_t nid = cfg->inputs[i].pin; const char *label; - if (!(get_wcaps(codec, nid) & AC_WCAP_IN_AMP)) + int j; + int pin_amp = get_wcaps(codec, nid) & AC_WCAP_IN_AMP; + if (!pin_amp && !multi_adc_volume) continue; + label = hda_get_autocfg_input_label(codec, cfg, i); if (label == prev_label) cidx++; else cidx = 0; prev_label = label; - err = cx_auto_add_volume(codec, label, " Capture", cidx, - nid, HDA_INPUT); - if (err < 0) - return err; + + if (pin_amp) { + err = cx_auto_add_volume(codec, label, " Boost", cidx, + nid, HDA_INPUT); + if (err < 0) + return err; + } + + if (!multi_adc_volume) + continue; + for (j = 0; j < conn_len; j++) { + if (conn[j] == nid) { + err = cx_auto_add_volume_idx(codec, label, + " Capture", cidx, adc_nid, HDA_INPUT, j); + if (err < 0) + return err; + break; + } + } } return 0; } diff --git a/sound/usb/caiaq/audio.c b/sound/usb/caiaq/audio.c index 68b97477577..66eabafb1c2 100644 --- a/sound/usb/caiaq/audio.c +++ b/sound/usb/caiaq/audio.c @@ -785,7 +785,7 @@ int snd_usb_caiaq_audio_init(struct snd_usb_caiaqdev *dev) } dev->pcm->private_data = dev; - strcpy(dev->pcm->name, dev->product_name); + strlcpy(dev->pcm->name, dev->product_name, sizeof(dev->pcm->name)); memset(dev->sub_playback, 0, sizeof(dev->sub_playback)); memset(dev->sub_capture, 0, sizeof(dev->sub_capture)); diff --git a/sound/usb/caiaq/midi.c b/sound/usb/caiaq/midi.c index 2f218c77fff..a1a47088fd0 100644 --- a/sound/usb/caiaq/midi.c +++ b/sound/usb/caiaq/midi.c @@ -136,7 +136,7 @@ int snd_usb_caiaq_midi_init(struct snd_usb_caiaqdev *device) if (ret < 0) return ret; - strcpy(rmidi->name, device->product_name); + strlcpy(rmidi->name, device->product_name, sizeof(rmidi->name)); rmidi->info_flags = SNDRV_RAWMIDI_INFO_DUPLEX; rmidi->private_data = device; |