diff --git a/Makefile b/Makefile index 0799e8e..0f11936 100644 --- a/Makefile +++ b/Makefile @@ -1,6 +1,6 @@ VERSION = 3 PATCHLEVEL = 2 -SUBLEVEL = 50 +SUBLEVEL = 51 EXTRAVERSION = NAME = Saber-toothed Squirrel diff --git a/arch/alpha/Makefile b/arch/alpha/Makefile index 4759fe7..2cc3cc5 100644 --- a/arch/alpha/Makefile +++ b/arch/alpha/Makefile @@ -12,7 +12,7 @@ NM := $(NM) -B LDFLAGS_vmlinux := -static -N #-relax CHECKFLAGS += -D__alpha__ -m64 -cflags-y := -pipe -mno-fp-regs -ffixed-8 -msmall-data +cflags-y := -pipe -mno-fp-regs -ffixed-8 cflags-y += $(call cc-option, -fno-jump-tables) cpuflags-$(CONFIG_ALPHA_EV4) := -mcpu=ev4 diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index 27bcd12..790ea68 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -1,7 +1,6 @@ config ARM bool default y - select HAVE_AOUT select HAVE_DMA_API_DEBUG select HAVE_IDE if PCI || ISA || PCMCIA select HAVE_MEMBLOCK diff --git a/arch/arm/include/asm/a.out-core.h b/arch/arm/include/asm/a.out-core.h deleted file mode 100644 index 92f10cb..0000000 --- a/arch/arm/include/asm/a.out-core.h +++ /dev/null @@ -1,45 +0,0 @@ -/* a.out coredump register dumper - * - * Copyright (C) 2007 Red Hat, Inc. All Rights Reserved. - * Written by David Howells (dhowells@redhat.com) - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public Licence - * as published by the Free Software Foundation; either version - * 2 of the Licence, or (at your option) any later version. - */ - -#ifndef _ASM_A_OUT_CORE_H -#define _ASM_A_OUT_CORE_H - -#ifdef __KERNEL__ - -#include -#include - -/* - * fill in the user structure for an a.out core dump - */ -static inline void aout_dump_thread(struct pt_regs *regs, struct user *dump) -{ - struct task_struct *tsk = current; - - dump->magic = CMAGIC; - dump->start_code = tsk->mm->start_code; - dump->start_stack = regs->ARM_sp & ~(PAGE_SIZE - 1); - - dump->u_tsize = (tsk->mm->end_code - tsk->mm->start_code) >> PAGE_SHIFT; - dump->u_dsize = (tsk->mm->brk - tsk->mm->start_data + PAGE_SIZE - 1) >> PAGE_SHIFT; - dump->u_ssize = 0; - - memset(dump->u_debugreg, 0, sizeof(dump->u_debugreg)); - - if (dump->start_stack < 0x04000000) - dump->u_ssize = (0x04000000 - dump->start_stack) >> PAGE_SHIFT; - - dump->regs = *regs; - dump->u_fpvalid = dump_fpu (regs, &dump->u_fp); -} - -#endif /* __KERNEL__ */ -#endif /* _ASM_A_OUT_CORE_H */ diff --git a/arch/arm/include/asm/a.out.h b/arch/arm/include/asm/a.out.h deleted file mode 100644 index 083894b..0000000 --- a/arch/arm/include/asm/a.out.h +++ /dev/null @@ -1,34 +0,0 @@ -#ifndef __ARM_A_OUT_H__ -#define __ARM_A_OUT_H__ - -#include -#include - -struct exec -{ - __u32 a_info; /* Use macros N_MAGIC, etc for access */ - __u32 a_text; /* length of text, in bytes */ - __u32 a_data; /* length of data, in bytes */ - __u32 a_bss; /* length of uninitialized data area for file, in bytes */ - __u32 a_syms; /* length of symbol table data in file, in bytes */ - __u32 a_entry; /* start address */ - __u32 a_trsize; /* length of relocation info for text, in bytes */ - __u32 a_drsize; /* length of relocation info for data, in bytes */ -}; - -/* - * This is always the same - */ -#define N_TXTADDR(a) (0x00008000) - -#define N_TRSIZE(a) ((a).a_trsize) -#define N_DRSIZE(a) ((a).a_drsize) -#define N_SYMSIZE(a) ((a).a_syms) - -#define M_ARM 103 - -#ifndef LIBRARY_START_TEXT -#define LIBRARY_START_TEXT (0x00c00000) -#endif - -#endif /* __A_OUT_GNU_H__ */ diff --git a/arch/arm/include/asm/processor.h b/arch/arm/include/asm/processor.h index b2d9df5..3352451 100644 --- a/arch/arm/include/asm/processor.h +++ b/arch/arm/include/asm/processor.h @@ -54,7 +54,6 @@ struct thread_struct { #define start_thread(regs,pc,sp) \ ({ \ - unsigned long *stack = (unsigned long *)sp; \ set_fs(USER_DS); \ memset(regs->uregs, 0, sizeof(regs->uregs)); \ if (current->personality & ADDR_LIMIT_32BIT) \ @@ -66,9 +65,6 @@ struct thread_struct { regs->ARM_cpsr |= PSR_ENDSTATE; \ regs->ARM_pc = pc & ~1; /* pc */ \ regs->ARM_sp = sp; /* sp */ \ - regs->ARM_r2 = stack[2]; /* r2 (envp) */ \ - regs->ARM_r1 = stack[1]; /* r1 (argv) */ \ - regs->ARM_r0 = stack[0]; /* r0 (argc) */ \ nommu_start_thread(regs); \ }) diff --git a/arch/arm/kernel/perf_event.c b/arch/arm/kernel/perf_event.c index 778d248..4a2db48 100644 --- a/arch/arm/kernel/perf_event.c +++ b/arch/arm/kernel/perf_event.c @@ -116,7 +116,12 @@ armpmu_map_cache_event(const unsigned (*cache_map) static int armpmu_map_event(const unsigned (*event_map)[PERF_COUNT_HW_MAX], u64 config) { - int mapping = (*event_map)[config]; + int mapping; + + if (config >= PERF_COUNT_HW_MAX) + return -ENOENT; + + mapping = (*event_map)[config]; return mapping == HW_OP_UNSUPPORTED ? -ENOENT : mapping; } @@ -326,6 +331,9 @@ validate_event(struct pmu_hw_events *hw_events, struct hw_perf_event fake_event = event->hw; struct pmu *leader_pmu = event->group_leader->pmu; + if (is_software_event(event)) + return 1; + if (event->pmu != leader_pmu || event->state < PERF_EVENT_STATE_OFF) return 1; diff --git a/arch/cris/kernel/vmlinux.lds.S b/arch/cris/kernel/vmlinux.lds.S index a6990cb..a68b983 100644 --- a/arch/cris/kernel/vmlinux.lds.S +++ b/arch/cris/kernel/vmlinux.lds.S @@ -52,6 +52,7 @@ SECTIONS EXCEPTION_TABLE(4) + _sdata = .; RODATA . = ALIGN (4); diff --git a/arch/hexagon/kernel/dma.c b/arch/hexagon/kernel/dma.c index e711ace..54891e1 100644 --- a/arch/hexagon/kernel/dma.c +++ b/arch/hexagon/kernel/dma.c @@ -22,6 +22,7 @@ #include #include #include +#include struct dma_map_ops *dma_ops; EXPORT_SYMBOL(dma_ops); diff --git a/arch/hexagon/kernel/ptrace.c b/arch/hexagon/kernel/ptrace.c index bea3f08..8fe0349 100644 --- a/arch/hexagon/kernel/ptrace.c +++ b/arch/hexagon/kernel/ptrace.c @@ -28,6 +28,7 @@ #include #include #include +#include #include #include diff --git a/arch/hexagon/kernel/time.c b/arch/hexagon/kernel/time.c index 6bee15c..5d9b33b 100644 --- a/arch/hexagon/kernel/time.c +++ b/arch/hexagon/kernel/time.c @@ -28,6 +28,7 @@ #include #include #include +#include #include #include diff --git a/arch/hexagon/kernel/vdso.c b/arch/hexagon/kernel/vdso.c index 16277c3..e4ceedb 100644 --- a/arch/hexagon/kernel/vdso.c +++ b/arch/hexagon/kernel/vdso.c @@ -21,6 +21,7 @@ #include #include #include +#include #include diff --git a/arch/m32r/boot/compressed/Makefile b/arch/m32r/boot/compressed/Makefile index 177716b..01729c2 100644 --- a/arch/m32r/boot/compressed/Makefile +++ b/arch/m32r/boot/compressed/Makefile @@ -43,9 +43,9 @@ endif OBJCOPYFLAGS += -R .empty_zero_page -suffix_$(CONFIG_KERNEL_GZIP) = gz -suffix_$(CONFIG_KERNEL_BZIP2) = bz2 -suffix_$(CONFIG_KERNEL_LZMA) = lzma +suffix-$(CONFIG_KERNEL_GZIP) = gz +suffix-$(CONFIG_KERNEL_BZIP2) = bz2 +suffix-$(CONFIG_KERNEL_LZMA) = lzma $(obj)/piggy.o: $(obj)/vmlinux.scr $(obj)/vmlinux.bin.$(suffix-y) FORCE $(call if_changed,ld) diff --git a/arch/m32r/boot/compressed/misc.c b/arch/m32r/boot/compressed/misc.c index 370d608..28a0952 100644 --- a/arch/m32r/boot/compressed/misc.c +++ b/arch/m32r/boot/compressed/misc.c @@ -28,7 +28,7 @@ static unsigned long free_mem_ptr; static unsigned long free_mem_end_ptr; #ifdef CONFIG_KERNEL_BZIP2 -static void *memset(void *s, int c, size_t n) +void *memset(void *s, int c, size_t n) { char *ss = s; @@ -39,6 +39,16 @@ static void *memset(void *s, int c, size_t n) #endif #ifdef CONFIG_KERNEL_GZIP +void *memcpy(void *dest, const void *src, size_t n) +{ + char *d = dest; + const char *s = src; + while (n--) + *d++ = *s++; + + return dest; +} + #define BOOT_HEAP_SIZE 0x10000 #include "../../../../lib/decompress_inflate.c" #endif diff --git a/arch/m68k/emu/natfeat.c b/arch/m68k/emu/natfeat.c index 2291a7d..fa277ae 100644 --- a/arch/m68k/emu/natfeat.c +++ b/arch/m68k/emu/natfeat.c @@ -18,9 +18,11 @@ #include #include +extern long nf_get_id2(const char *feature_name); + asm("\n" -" .global nf_get_id,nf_call\n" -"nf_get_id:\n" +" .global nf_get_id2,nf_call\n" +"nf_get_id2:\n" " .short 0x7300\n" " rts\n" "nf_call:\n" @@ -29,12 +31,25 @@ asm("\n" "1: moveq.l #0,%d0\n" " rts\n" " .section __ex_table,\"a\"\n" -" .long nf_get_id,1b\n" +" .long nf_get_id2,1b\n" " .long nf_call,1b\n" " .previous"); -EXPORT_SYMBOL_GPL(nf_get_id); EXPORT_SYMBOL_GPL(nf_call); +long nf_get_id(const char *feature_name) +{ + /* feature_name may be in vmalloc()ed memory, so make a copy */ + char name_copy[32]; + size_t n; + + n = strlcpy(name_copy, feature_name, sizeof(name_copy)); + if (n >= sizeof(name_copy)) + return 0; + + return nf_get_id2(name_copy); +} +EXPORT_SYMBOL_GPL(nf_get_id); + void nfprint(const char *fmt, ...) { static char buf[256]; diff --git a/arch/m68k/include/asm/div64.h b/arch/m68k/include/asm/div64.h index edb6614..7558032 100644 --- a/arch/m68k/include/asm/div64.h +++ b/arch/m68k/include/asm/div64.h @@ -13,16 +13,17 @@ unsigned long long n64; \ } __n; \ unsigned long __rem, __upper; \ + unsigned long __base = (base); \ \ __n.n64 = (n); \ if ((__upper = __n.n32[0])) { \ asm ("divul.l %2,%1:%0" \ - : "=d" (__n.n32[0]), "=d" (__upper) \ - : "d" (base), "0" (__n.n32[0])); \ + : "=d" (__n.n32[0]), "=d" (__upper) \ + : "d" (__base), "0" (__n.n32[0])); \ } \ asm ("divu.l %2,%1:%0" \ - : "=d" (__n.n32[1]), "=d" (__rem) \ - : "d" (base), "1" (__upper), "0" (__n.n32[1])); \ + : "=d" (__n.n32[1]), "=d" (__rem) \ + : "d" (__base), "1" (__upper), "0" (__n.n32[1])); \ (n) = __n.n64; \ __rem; \ }) diff --git a/arch/microblaze/configs/mmu_defconfig b/arch/microblaze/configs/mmu_defconfig index b3f5eec..a470f57 100644 --- a/arch/microblaze/configs/mmu_defconfig +++ b/arch/microblaze/configs/mmu_defconfig @@ -1,25 +1,22 @@ CONFIG_EXPERIMENTAL=y CONFIG_SYSVIPC=y +CONFIG_POSIX_MQUEUE=y +CONFIG_FHANDLE=y +CONFIG_AUDIT=y +CONFIG_AUDIT_LOGINUID_IMMUTABLE=y CONFIG_IKCONFIG=y CONFIG_IKCONFIG_PROC=y +CONFIG_SYSFS_DEPRECATED=y CONFIG_SYSFS_DEPRECATED_V2=y -CONFIG_BLK_DEV_INITRD=y -CONFIG_INITRAMFS_SOURCE="rootfs.cpio" -CONFIG_INITRAMFS_COMPRESSION_GZIP=y -# CONFIG_CC_OPTIMIZE_FOR_SIZE is not set -CONFIG_EXPERT=y CONFIG_KALLSYMS_ALL=y -CONFIG_KALLSYMS_EXTRA_PASS=y -# CONFIG_HOTPLUG is not set # CONFIG_BASE_FULL is not set -# CONFIG_FUTEX is not set -# CONFIG_EPOLL is not set -# CONFIG_SIGNALFD is not set -# CONFIG_SHMEM is not set +CONFIG_EMBEDDED=y CONFIG_SLAB=y CONFIG_MODULES=y CONFIG_MODULE_UNLOAD=y # CONFIG_BLK_DEV_BSG is not set +CONFIG_PARTITION_ADVANCED=y +# CONFIG_EFI_PARTITION is not set CONFIG_OPT_LIB_ASM=y CONFIG_XILINX_MICROBLAZE0_USE_MSR_INSTR=1 CONFIG_XILINX_MICROBLAZE0_USE_PCMP_INSTR=1 @@ -37,33 +34,53 @@ CONFIG_UNIX=y CONFIG_INET=y # CONFIG_INET_LRO is not set # CONFIG_IPV6 is not set +CONFIG_MTD=y CONFIG_PROC_DEVICETREE=y CONFIG_BLK_DEV_RAM=y CONFIG_BLK_DEV_RAM_SIZE=8192 CONFIG_NETDEVICES=y -CONFIG_NET_ETHERNET=y CONFIG_XILINX_EMACLITE=y +CONFIG_XILINX_LL_TEMAC=y # CONFIG_INPUT is not set # CONFIG_SERIO is not set # CONFIG_VT is not set +CONFIG_SERIAL_8250=y +CONFIG_SERIAL_8250_CONSOLE=y CONFIG_SERIAL_UARTLITE=y CONFIG_SERIAL_UARTLITE_CONSOLE=y # CONFIG_HW_RANDOM is not set +CONFIG_XILINX_HWICAP=y +CONFIG_I2C=y +CONFIG_I2C_XILINX=y +CONFIG_SPI=y +CONFIG_SPI_XILINX=y +CONFIG_GPIOLIB=y +CONFIG_GPIO_SYSFS=y +CONFIG_GPIO_XILINX=y # CONFIG_HWMON is not set +CONFIG_WATCHDOG=y +CONFIG_XILINX_WATCHDOG=y +CONFIG_FB=y +CONFIG_FB_XILINX=y # CONFIG_USB_SUPPORT is not set +CONFIG_UIO=y +CONFIG_UIO_PDRV=y +CONFIG_UIO_PDRV_GENIRQ=y +CONFIG_UIO_DMEM_GENIRQ=y CONFIG_EXT2_FS=y # CONFIG_DNOTIFY is not set +CONFIG_CRAMFS=y +CONFIG_ROMFS_FS=y CONFIG_NFS_FS=y -CONFIG_NFS_V3=y CONFIG_CIFS=y CONFIG_CIFS_STATS=y CONFIG_CIFS_STATS2=y -CONFIG_PARTITION_ADVANCED=y -CONFIG_DEBUG_KERNEL=y CONFIG_DETECT_HUNG_TASK=y CONFIG_DEBUG_SLAB=y CONFIG_DEBUG_SPINLOCK=y CONFIG_DEBUG_INFO=y -# CONFIG_RCU_CPU_STALL_DETECTOR is not set CONFIG_EARLY_PRINTK=y +CONFIG_KEYS=y +CONFIG_ENCRYPTED_KEYS=y +CONFIG_KEYS_DEBUG_PROC_KEYS=y # CONFIG_CRYPTO_ANSI_CPRNG is not set diff --git a/arch/microblaze/configs/nommu_defconfig b/arch/microblaze/configs/nommu_defconfig index 0249e4b..5454a6d 100644 --- a/arch/microblaze/configs/nommu_defconfig +++ b/arch/microblaze/configs/nommu_defconfig @@ -1,41 +1,40 @@ CONFIG_EXPERIMENTAL=y CONFIG_SYSVIPC=y CONFIG_POSIX_MQUEUE=y +CONFIG_FHANDLE=y +CONFIG_AUDIT=y +CONFIG_AUDIT_LOGINUID_IMMUTABLE=y CONFIG_BSD_PROCESS_ACCT=y CONFIG_BSD_PROCESS_ACCT_V3=y CONFIG_IKCONFIG=y CONFIG_IKCONFIG_PROC=y +CONFIG_SYSFS_DEPRECATED=y CONFIG_SYSFS_DEPRECATED_V2=y -CONFIG_EXPERT=y CONFIG_KALLSYMS_ALL=y -CONFIG_KALLSYMS_EXTRA_PASS=y -# CONFIG_HOTPLUG is not set # CONFIG_BASE_FULL is not set +CONFIG_EMBEDDED=y CONFIG_SLAB=y CONFIG_MODULES=y CONFIG_MODULE_UNLOAD=y # CONFIG_BLK_DEV_BSG is not set -# CONFIG_OPT_LIB_FUNCTION is not set +CONFIG_PARTITION_ADVANCED=y +# CONFIG_EFI_PARTITION is not set CONFIG_XILINX_MICROBLAZE0_USE_MSR_INSTR=1 CONFIG_XILINX_MICROBLAZE0_USE_PCMP_INSTR=1 CONFIG_XILINX_MICROBLAZE0_USE_BARREL=1 CONFIG_XILINX_MICROBLAZE0_USE_DIV=1 CONFIG_XILINX_MICROBLAZE0_USE_HW_MUL=2 CONFIG_XILINX_MICROBLAZE0_USE_FPU=2 -CONFIG_HIGH_RES_TIMERS=y CONFIG_HZ_100=y CONFIG_CMDLINE_BOOL=y -CONFIG_BINFMT_FLAT=y +CONFIG_CMDLINE_FORCE=y CONFIG_NET=y CONFIG_PACKET=y CONFIG_UNIX=y CONFIG_INET=y # CONFIG_INET_LRO is not set # CONFIG_IPV6 is not set -# CONFIG_PREVENT_FIRMWARE_BUILD is not set CONFIG_MTD=y -CONFIG_MTD_CONCAT=y -CONFIG_MTD_PARTITIONS=y CONFIG_MTD_CMDLINE_PARTS=y CONFIG_MTD_CHAR=y CONFIG_MTD_BLOCK=y @@ -45,41 +44,55 @@ CONFIG_MTD_CFI_AMDSTD=y CONFIG_MTD_RAM=y CONFIG_MTD_UCLINUX=y CONFIG_PROC_DEVICETREE=y -CONFIG_BLK_DEV_NBD=y CONFIG_BLK_DEV_RAM=y +CONFIG_BLK_DEV_RAM_SIZE=8192 CONFIG_NETDEVICES=y -CONFIG_NET_ETHERNET=y +CONFIG_XILINX_EMACLITE=y +CONFIG_XILINX_LL_TEMAC=y # CONFIG_INPUT is not set # CONFIG_SERIO is not set # CONFIG_VT is not set +CONFIG_SERIAL_8250=y +CONFIG_SERIAL_8250_CONSOLE=y CONFIG_SERIAL_UARTLITE=y CONFIG_SERIAL_UARTLITE_CONSOLE=y -CONFIG_HW_RANDOM=y +# CONFIG_HW_RANDOM is not set +CONFIG_XILINX_HWICAP=y +CONFIG_I2C=y +CONFIG_I2C_XILINX=y +CONFIG_SPI=y +CONFIG_SPI_XILINX=y +CONFIG_GPIOLIB=y +CONFIG_GPIO_SYSFS=y +CONFIG_GPIO_XILINX=y # CONFIG_HWMON is not set -CONFIG_VIDEO_OUTPUT_CONTROL=y +CONFIG_WATCHDOG=y +CONFIG_XILINX_WATCHDOG=y +CONFIG_FB=y +CONFIG_FB_XILINX=y +# CONFIG_USB_SUPPORT is not set +CONFIG_UIO=y +CONFIG_UIO_PDRV=y +CONFIG_UIO_PDRV_GENIRQ=y +CONFIG_UIO_DMEM_GENIRQ=y CONFIG_EXT2_FS=y # CONFIG_DNOTIFY is not set CONFIG_CRAMFS=y CONFIG_ROMFS_FS=y CONFIG_NFS_FS=y -CONFIG_NFS_V3=y CONFIG_NFS_V3_ACL=y -CONFIG_UNUSED_SYMBOLS=y -CONFIG_DEBUG_FS=y -CONFIG_DEBUG_KERNEL=y -CONFIG_DEBUG_SHIRQ=y +CONFIG_NLS=y CONFIG_DETECT_HUNG_TASK=y -CONFIG_SCHEDSTATS=y -CONFIG_TIMER_STATS=y -CONFIG_DEBUG_OBJECTS=y -CONFIG_DEBUG_OBJECTS_SELFTEST=y -CONFIG_DEBUG_OBJECTS_FREE=y -CONFIG_DEBUG_OBJECTS_TIMERS=y +CONFIG_DEBUG_SLAB=y +CONFIG_DEBUG_SPINLOCK=y CONFIG_DEBUG_INFO=y -CONFIG_DEBUG_LIST=y -CONFIG_DEBUG_SG=y -# CONFIG_RCU_CPU_STALL_DETECTOR is not set -CONFIG_SYSCTL_SYSCALL_CHECK=y CONFIG_EARLY_PRINTK=y +CONFIG_KEYS=y +CONFIG_ENCRYPTED_KEYS=y +CONFIG_KEYS_DEBUG_PROC_KEYS=y +CONFIG_CRYPTO_ECB=y +CONFIG_CRYPTO_MD4=y +CONFIG_CRYPTO_MD5=y +CONFIG_CRYPTO_ARC4=y +CONFIG_CRYPTO_DES=y # CONFIG_CRYPTO_ANSI_CPRNG is not set -# CONFIG_CRC32 is not set diff --git a/arch/microblaze/include/asm/futex.h b/arch/microblaze/include/asm/futex.h index b0526d2..ff8cde1 100644 --- a/arch/microblaze/include/asm/futex.h +++ b/arch/microblaze/include/asm/futex.h @@ -24,7 +24,7 @@ .word 1b,4b,2b,4b; \ .previous;" \ : "=&r" (oldval), "=&r" (ret) \ - : "b" (uaddr), "i" (-EFAULT), "r" (oparg) \ + : "r" (uaddr), "i" (-EFAULT), "r" (oparg) \ ); \ }) diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig index 951e18f..16ef838 100644 --- a/arch/powerpc/Kconfig +++ b/arch/powerpc/Kconfig @@ -937,6 +937,7 @@ config RELOCATABLE must live at a different physical address than the primary kernel. +# This value must have zeroes in the bottom 60 bits otherwise lots will break config PAGE_OFFSET hex default "0xc000000000000000" diff --git a/arch/powerpc/include/asm/page.h b/arch/powerpc/include/asm/page.h index dd9c4fd..5b0bde2 100644 --- a/arch/powerpc/include/asm/page.h +++ b/arch/powerpc/include/asm/page.h @@ -132,9 +132,19 @@ extern phys_addr_t kernstart_addr; #define __va(x) ((void *)(unsigned long)((phys_addr_t)(x) - PHYSICAL_START + KERNELBASE)) #define __pa(x) ((unsigned long)(x) + PHYSICAL_START - KERNELBASE) #else +#ifdef CONFIG_PPC64 +/* + * gcc miscompiles (unsigned long)(&static_var) - PAGE_OFFSET + * with -mcmodel=medium, so we use & and | instead of - and + on 64-bit. + */ +#define __va(x) ((void *)(unsigned long)((phys_addr_t)(x) | PAGE_OFFSET)) +#define __pa(x) ((unsigned long)(x) & 0x0fffffffffffffffUL) + +#else /* 32-bit, non book E */ #define __va(x) ((void *)(unsigned long)((phys_addr_t)(x) + PAGE_OFFSET - MEMORY_START)) #define __pa(x) ((unsigned long)(x) - PAGE_OFFSET + MEMORY_START) #endif +#endif /* * Unfortunately the PLT is in the BSS in the PPC32 ELF ABI, diff --git a/arch/powerpc/kernel/lparcfg.c b/arch/powerpc/kernel/lparcfg.c index 84daabe..826681d 100644 --- a/arch/powerpc/kernel/lparcfg.c +++ b/arch/powerpc/kernel/lparcfg.c @@ -37,7 +37,13 @@ #include #include #include +#include + +/* + * This isn't a module but we expose that to userspace + * via /proc so leave the definitions here + */ #define MODULE_VERS "1.9" #define MODULE_NAME "lparcfg" @@ -487,7 +493,8 @@ static void parse_em_data(struct seq_file *m) { unsigned long retbuf[PLPAR_HCALL_BUFSIZE]; - if (plpar_hcall(H_GET_EM_PARMS, retbuf) == H_SUCCESS) + if (firmware_has_feature(FW_FEATURE_LPAR) && + plpar_hcall(H_GET_EM_PARMS, retbuf) == H_SUCCESS) seq_printf(m, "power_mode_data=%016lx\n", retbuf[0]); } @@ -772,7 +779,6 @@ static int lparcfg_open(struct inode *inode, struct file *file) } static const struct file_operations lparcfg_fops = { - .owner = THIS_MODULE, .read = seq_read, .write = lparcfg_write, .open = lparcfg_open, @@ -799,15 +805,4 @@ static int __init lparcfg_init(void) proc_ppc64_lparcfg = ent; return 0; } - -static void __exit lparcfg_cleanup(void) -{ - if (proc_ppc64_lparcfg) - remove_proc_entry("lparcfg", proc_ppc64_lparcfg->parent); -} - -module_init(lparcfg_init); -module_exit(lparcfg_cleanup); -MODULE_DESCRIPTION("Interface for LPAR configuration data"); -MODULE_AUTHOR("Dave Engebretsen"); -MODULE_LICENSE("GPL"); +machine_device_initcall(pseries, lparcfg_init); diff --git a/arch/s390/kvm/kvm-s390.c b/arch/s390/kvm/kvm-s390.c index 4db9b1e..dd072b1 100644 --- a/arch/s390/kvm/kvm-s390.c +++ b/arch/s390/kvm/kvm-s390.c @@ -469,6 +469,8 @@ int kvm_arch_vcpu_ioctl_set_mpstate(struct kvm_vcpu *vcpu, static void __vcpu_run(struct kvm_vcpu *vcpu) { + int rc; + memcpy(&vcpu->arch.sie_block->gg14, &vcpu->arch.guest_gprs[14], 16); if (need_resched()) @@ -479,21 +481,24 @@ static void __vcpu_run(struct kvm_vcpu *vcpu) kvm_s390_deliver_pending_interrupts(vcpu); + VCPU_EVENT(vcpu, 6, "entering sie flags %x", + atomic_read(&vcpu->arch.sie_block->cpuflags)); + vcpu->arch.sie_block->icptcode = 0; local_irq_disable(); kvm_guest_enter(); local_irq_enable(); - VCPU_EVENT(vcpu, 6, "entering sie flags %x", - atomic_read(&vcpu->arch.sie_block->cpuflags)); - if (sie64a(vcpu->arch.sie_block, vcpu->arch.guest_gprs)) { + rc = sie64a(vcpu->arch.sie_block, vcpu->arch.guest_gprs); + local_irq_disable(); + kvm_guest_exit(); + local_irq_enable(); + + if (rc) { VCPU_EVENT(vcpu, 3, "%s", "fault in sie instruction"); kvm_s390_inject_program_int(vcpu, PGM_ADDRESSING); } VCPU_EVENT(vcpu, 6, "exit sie icptcode %d", vcpu->arch.sie_block->icptcode); - local_irq_disable(); - kvm_guest_exit(); - local_irq_enable(); memcpy(&vcpu->arch.guest_gprs[14], &vcpu->arch.sie_block->gg14, 16); } diff --git a/arch/sparc/Kconfig b/arch/sparc/Kconfig index f210d51..87537e2 100644 --- a/arch/sparc/Kconfig +++ b/arch/sparc/Kconfig @@ -31,6 +31,7 @@ config SPARC config SPARC32 def_bool !64BIT + select GENERIC_ATOMIC64 config SPARC64 def_bool 64BIT diff --git a/arch/sparc/include/asm/atomic_32.h b/arch/sparc/include/asm/atomic_32.h index 5c3c8b6..07dd35e 100644 --- a/arch/sparc/include/asm/atomic_32.h +++ b/arch/sparc/include/asm/atomic_32.h @@ -15,6 +15,8 @@ #ifdef __KERNEL__ +#include + #include #define ATOMIC_INIT(i) { (i) } diff --git a/arch/sparc/lib/Makefile b/arch/sparc/lib/Makefile index a3fc437..4961516 100644 --- a/arch/sparc/lib/Makefile +++ b/arch/sparc/lib/Makefile @@ -40,7 +40,7 @@ lib-$(CONFIG_SPARC64) += copy_in_user.o user_fixup.o memmove.o lib-$(CONFIG_SPARC64) += mcount.o ipcsum.o xor.o hweight.o ffs.o obj-y += iomap.o -obj-$(CONFIG_SPARC32) += atomic32.o +obj-$(CONFIG_SPARC32) += atomic32.o ucmpdi2.o obj-y += ksyms.o obj-$(CONFIG_SPARC64) += PeeCeeI.o obj-y += usercopy.o diff --git a/arch/sparc/lib/ucmpdi2.c b/arch/sparc/lib/ucmpdi2.c new file mode 100644 index 0000000..1e06ed5 --- /dev/null +++ b/arch/sparc/lib/ucmpdi2.c @@ -0,0 +1,19 @@ +#include +#include "libgcc.h" + +word_type __ucmpdi2(unsigned long long a, unsigned long long b) +{ + const DWunion au = {.ll = a}; + const DWunion bu = {.ll = b}; + + if ((unsigned int) au.s.high < (unsigned int) bu.s.high) + return 0; + else if ((unsigned int) au.s.high > (unsigned int) bu.s.high) + return 2; + if ((unsigned int) au.s.low < (unsigned int) bu.s.low) + return 0; + else if ((unsigned int) au.s.low > (unsigned int) bu.s.low) + return 2; + return 1; +} +EXPORT_SYMBOL(__ucmpdi2); diff --git a/arch/x86/kernel/i387.c b/arch/x86/kernel/i387.c index 739d859..fa4ea09 100644 --- a/arch/x86/kernel/i387.c +++ b/arch/x86/kernel/i387.c @@ -51,7 +51,7 @@ void __cpuinit mxcsr_feature_mask_init(void) clts(); if (cpu_has_fxsr) { memset(&fx_scratch, 0, sizeof(struct i387_fxsave_struct)); - asm volatile("fxsave %0" : : "m" (fx_scratch)); + asm volatile("fxsave %0" : "+m" (fx_scratch)); mask = fx_scratch.mxcsr_mask; if (mask == 0) mask = 0x0000ffbf; diff --git a/arch/x86/kernel/sys_x86_64.c b/arch/x86/kernel/sys_x86_64.c index 0514890..cdb2fc9 100644 --- a/arch/x86/kernel/sys_x86_64.c +++ b/arch/x86/kernel/sys_x86_64.c @@ -115,7 +115,7 @@ static void find_start_end(unsigned long flags, unsigned long *begin, *begin = new_begin; } } else { - *begin = TASK_UNMAPPED_BASE; + *begin = current->mm->mmap_legacy_base; *end = TASK_SIZE; } } diff --git a/arch/x86/mm/mmap.c b/arch/x86/mm/mmap.c index 845df68..5c1ae28 100644 --- a/arch/x86/mm/mmap.c +++ b/arch/x86/mm/mmap.c @@ -112,12 +112,14 @@ static unsigned long mmap_legacy_base(void) */ void arch_pick_mmap_layout(struct mm_struct *mm) { + mm->mmap_legacy_base = mmap_legacy_base(); + mm->mmap_base = mmap_base(); + if (mmap_is_legacy()) { - mm->mmap_base = mmap_legacy_base(); + mm->mmap_base = mm->mmap_legacy_base; mm->get_unmapped_area = arch_get_unmapped_area; mm->unmap_area = arch_unmap_area; } else { - mm->mmap_base = mmap_base(); mm->get_unmapped_area = arch_get_unmapped_area_topdown; mm->unmap_area = arch_unmap_area_topdown; } diff --git a/arch/x86/xen/setup.c b/arch/x86/xen/setup.c index 6e5a7f1..4d54b38 100644 --- a/arch/x86/xen/setup.c +++ b/arch/x86/xen/setup.c @@ -212,6 +212,17 @@ static void xen_align_and_add_e820_region(u64 start, u64 size, int type) e820_add_region(start, end - start, type); } +void xen_ignore_unusable(struct e820entry *list, size_t map_size) +{ + struct e820entry *entry; + unsigned int i; + + for (i = 0, entry = list; i < map_size; i++, entry++) { + if (entry->type == E820_UNUSABLE) + entry->type = E820_RAM; + } +} + /** * machine_specific_memory_setup - Hook for machine specific memory setup. **/ @@ -250,6 +261,17 @@ char * __init xen_memory_setup(void) } BUG_ON(rc); + /* + * Xen won't allow a 1:1 mapping to be created to UNUSABLE + * regions, so if we're using the machine memory map leave the + * region as RAM as it is in the pseudo-physical map. + * + * UNUSABLE regions in domUs are not handled and will need + * a patch in the future. + */ + if (xen_initial_domain()) + xen_ignore_unusable(map, memmap.nr_entries); + /* Make sure the Xen-supplied memory map is well-ordered. */ sanitize_e820_map(map, memmap.nr_entries, &memmap.nr_entries); diff --git a/drivers/acpi/battery.c b/drivers/acpi/battery.c index a1a4b8e..c749b93 100644 --- a/drivers/acpi/battery.c +++ b/drivers/acpi/battery.c @@ -117,6 +117,7 @@ struct acpi_battery { struct acpi_device *device; struct notifier_block pm_nb; unsigned long update_time; + int revision; int rate_now; int capacity_now; int voltage_now; @@ -350,6 +351,7 @@ static struct acpi_offsets info_offsets[] = { }; static struct acpi_offsets extended_info_offsets[] = { + {offsetof(struct acpi_battery, revision), 0}, {offsetof(struct acpi_battery, power_unit), 0}, {offsetof(struct acpi_battery, design_capacity), 0}, {offsetof(struct acpi_battery, full_charge_capacity), 0}, diff --git a/drivers/ata/Kconfig b/drivers/ata/Kconfig index cf047c4..e7b3a9e 100644 --- a/drivers/ata/Kconfig +++ b/drivers/ata/Kconfig @@ -93,7 +93,7 @@ config SATA_FSL If unsure, say N. config SATA_INIC162X - tristate "Initio 162x SATA support" + tristate "Initio 162x SATA support (Very Experimental)" depends on PCI help This option enables support for Initio 162x Serial ATA. diff --git a/drivers/ata/libata-pmp.c b/drivers/ata/libata-pmp.c index f63a588..f5c35be 100644 --- a/drivers/ata/libata-pmp.c +++ b/drivers/ata/libata-pmp.c @@ -289,24 +289,24 @@ static int sata_pmp_configure(struct ata_device *dev, int print_info) /* Disable sending Early R_OK. * With "cached read" HDD testing and multiple ports busy on a SATA - * host controller, 3726 PMP will very rarely drop a deferred + * host controller, 3x26 PMP will very rarely drop a deferred * R_OK that was intended for the host. Symptom will be all * 5 drives under test will timeout, get reset, and recover. */ - if (vendor == 0x1095 && devid == 0x3726) { + if (vendor == 0x1095 && (devid == 0x3726 || devid == 0x3826)) { u32 reg; err_mask = sata_pmp_read(&ap->link, PMP_GSCR_SII_POL, ®); if (err_mask) { rc = -EIO; - reason = "failed to read Sil3726 Private Register"; + reason = "failed to read Sil3x26 Private Register"; goto fail; } reg &= ~0x1; err_mask = sata_pmp_write(&ap->link, PMP_GSCR_SII_POL, reg); if (err_mask) { rc = -EIO; - reason = "failed to write Sil3726 Private Register"; + reason = "failed to write Sil3x26 Private Register"; goto fail; } } @@ -383,8 +383,8 @@ static void sata_pmp_quirks(struct ata_port *ap) u16 devid = sata_pmp_gscr_devid(gscr); struct ata_link *link; - if (vendor == 0x1095 && devid == 0x3726) { - /* sil3726 quirks */ + if (vendor == 0x1095 && (devid == 0x3726 || devid == 0x3826)) { + /* sil3x26 quirks */ ata_for_each_link(link, ap, EDGE) { /* link reports offline after LPM */ link->flags |= ATA_LFLAG_NO_LPM; diff --git a/drivers/ata/sata_inic162x.c b/drivers/ata/sata_inic162x.c index 5c7d70c..3a8b55e 100644 --- a/drivers/ata/sata_inic162x.c +++ b/drivers/ata/sata_inic162x.c @@ -6,6 +6,18 @@ * * This file is released under GPL v2. * + * **** WARNING **** + * + * This driver never worked properly and unfortunately data corruption is + * relatively common. There isn't anyone working on the driver and there's + * no support from the vendor. Do not use this driver in any production + * environment. + * + * http://thread.gmane.org/gmane.linux.debian.devel.bugs.rc/378525/focus=54491 + * https://bugzilla.kernel.org/show_bug.cgi?id=60565 + * + * ***************** + * * This controller is eccentric and easily locks up if something isn't * right. Documentation is available at initio's website but it only * documents registers (not programming model). @@ -809,6 +821,8 @@ static int inic_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) ata_print_version_once(&pdev->dev, DRV_VERSION); + dev_alert(&pdev->dev, "inic162x support is broken with common data corruption issues and will be disabled by default, contact linux-ide@vger.kernel.org if in production use\n"); + /* alloc host */ host = ata_host_alloc_pinfo(&pdev->dev, ppi, NR_PORTS); hpriv = devm_kzalloc(&pdev->dev, sizeof(*hpriv), GFP_KERNEL); diff --git a/drivers/base/memory.c b/drivers/base/memory.c index 8272d92..732ad0d 100644 --- a/drivers/base/memory.c +++ b/drivers/base/memory.c @@ -172,6 +172,8 @@ static ssize_t show_mem_removable(struct sys_device *dev, container_of(dev, struct memory_block, sysdev); for (i = 0; i < sections_per_block; i++) { + if (!present_section_nr(mem->start_section_nr + i)) + continue; pfn = section_nr_to_pfn(mem->start_section_nr + i); ret &= is_mem_section_removable(pfn, PAGES_PER_SECTION); } diff --git a/drivers/base/power/domain.c b/drivers/base/power/domain.c index 79038e5..6790cf7 100644 --- a/drivers/base/power/domain.c +++ b/drivers/base/power/domain.c @@ -751,8 +751,7 @@ static int pm_genpd_resume_noirq(struct device *dev) if (IS_ERR(genpd)) return -EINVAL; - if (genpd->suspend_power_off - || (dev->power.wakeup_path && genpd_dev_active_wakeup(genpd, dev))) + if (genpd->suspend_power_off) return 0; /* diff --git a/drivers/bluetooth/ath3k.c b/drivers/bluetooth/ath3k.c index 853fdf8..bde72f7 100644 --- a/drivers/bluetooth/ath3k.c +++ b/drivers/bluetooth/ath3k.c @@ -89,6 +89,11 @@ static struct usb_device_id ath3k_table[] = { { USB_DEVICE(0x13d3, 0x3393) }, { USB_DEVICE(0x0489, 0xe04e) }, { USB_DEVICE(0x0489, 0xe056) }, + { USB_DEVICE(0x0489, 0xe04d) }, + { USB_DEVICE(0x04c5, 0x1330) }, + { USB_DEVICE(0x13d3, 0x3402) }, + { USB_DEVICE(0x0cf3, 0x3121) }, + { USB_DEVICE(0x0cf3, 0xe003) }, /* Atheros AR5BBU12 with sflash firmware */ { USB_DEVICE(0x0489, 0xE02C) }, @@ -125,6 +130,11 @@ static struct usb_device_id ath3k_blist_tbl[] = { { USB_DEVICE(0x13d3, 0x3393), .driver_info = BTUSB_ATH3012 }, { USB_DEVICE(0x0489, 0xe04e), .driver_info = BTUSB_ATH3012 }, { USB_DEVICE(0x0489, 0xe056), .driver_info = BTUSB_ATH3012 }, + { USB_DEVICE(0x0489, 0xe04d), .driver_info = BTUSB_ATH3012 }, + { USB_DEVICE(0x04c5, 0x1330), .driver_info = BTUSB_ATH3012 }, + { USB_DEVICE(0x13d3, 0x3402), .driver_info = BTUSB_ATH3012 }, + { USB_DEVICE(0x0cf3, 0x3121), .driver_info = BTUSB_ATH3012 }, + { USB_DEVICE(0x0cf3, 0xe003), .driver_info = BTUSB_ATH3012 }, /* Atheros AR5BBU22 with sflash firmware */ { USB_DEVICE(0x0489, 0xE03C), .driver_info = BTUSB_ATH3012 }, diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c index 6b784b7..1bd3924 100644 --- a/drivers/bluetooth/btusb.c +++ b/drivers/bluetooth/btusb.c @@ -63,6 +63,9 @@ static struct usb_device_id btusb_table[] = { /* Apple-specific (Broadcom) devices */ { USB_VENDOR_AND_INTERFACE_INFO(0x05ac, 0xff, 0x01, 0x01) }, + /* MediaTek MT76x0E */ + { USB_DEVICE(0x0e8d, 0x763f) }, + /* Broadcom SoftSailing reporting vendor specific */ { USB_DEVICE(0x0a5c, 0x21e1) }, @@ -156,6 +159,11 @@ static struct usb_device_id blacklist_table[] = { { USB_DEVICE(0x13d3, 0x3393), .driver_info = BTUSB_ATH3012 }, { USB_DEVICE(0x0489, 0xe04e), .driver_info = BTUSB_ATH3012 }, { USB_DEVICE(0x0489, 0xe056), .driver_info = BTUSB_ATH3012 }, + { USB_DEVICE(0x0489, 0xe04d), .driver_info = BTUSB_ATH3012 }, + { USB_DEVICE(0x04c5, 0x1330), .driver_info = BTUSB_ATH3012 }, + { USB_DEVICE(0x13d3, 0x3402), .driver_info = BTUSB_ATH3012 }, + { USB_DEVICE(0x0cf3, 0x3121), .driver_info = BTUSB_ATH3012 }, + { USB_DEVICE(0x0cf3, 0xe003), .driver_info = BTUSB_ATH3012 }, /* Atheros AR5BBU12 with sflash firmware */ { USB_DEVICE(0x0489, 0xe02c), .driver_info = BTUSB_IGNORE }, diff --git a/drivers/char/virtio_console.c b/drivers/char/virtio_console.c index d5ae736..c68b8ad 100644 --- a/drivers/char/virtio_console.c +++ b/drivers/char/virtio_console.c @@ -257,9 +257,12 @@ static struct port *find_port_by_devt_in_portdev(struct ports_device *portdev, unsigned long flags; spin_lock_irqsave(&portdev->ports_lock, flags); - list_for_each_entry(port, &portdev->ports, list) - if (port->cdev->dev == dev) + list_for_each_entry(port, &portdev->ports, list) { + if (port->cdev->dev == dev) { + kref_get(&port->kref); goto out; + } + } port = NULL; out: spin_unlock_irqrestore(&portdev->ports_lock, flags); @@ -634,6 +637,10 @@ static ssize_t port_fops_read(struct file *filp, char __user *ubuf, port = filp->private_data; + /* Port is hot-unplugged. */ + if (!port->guest_connected) + return -ENODEV; + if (!port_has_data(port)) { /* * If nothing's connected on the host just return 0 in @@ -650,7 +657,7 @@ static ssize_t port_fops_read(struct file *filp, char __user *ubuf, if (ret < 0) return ret; } - /* Port got hot-unplugged. */ + /* Port got hot-unplugged while we were waiting above. */ if (!port->guest_connected) return -ENODEV; /* @@ -793,14 +800,14 @@ static int port_fops_open(struct inode *inode, struct file *filp) struct port *port; int ret; + /* We get the port with a kref here */ port = find_port_by_devt(cdev->dev); + if (!port) { + /* Port was unplugged before we could proceed */ + return -ENXIO; + } filp->private_data = port; - /* Prevent against a port getting hot-unplugged at the same time */ - spin_lock_irq(&port->portdev->ports_lock); - kref_get(&port->kref); - spin_unlock_irq(&port->portdev->ports_lock); - /* * Don't allow opening of console port devices -- that's done * via /dev/hvc @@ -1264,14 +1271,6 @@ static void remove_port(struct kref *kref) port = container_of(kref, struct port, kref); - sysfs_remove_group(&port->dev->kobj, &port_attribute_group); - device_destroy(pdrvdata.class, port->dev->devt); - cdev_del(port->cdev); - - kfree(port->name); - - debugfs_remove(port->debugfs_file); - kfree(port); } @@ -1289,12 +1288,14 @@ static void unplug_port(struct port *port) spin_unlock_irq(&port->portdev->ports_lock); if (port->guest_connected) { + /* Let the app know the port is going down. */ + send_sigio_to_port(port); + + /* Do this after sigio is actually sent */ port->guest_connected = false; port->host_connected = false; - wake_up_interruptible(&port->waitqueue); - /* Let the app know the port is going down. */ - send_sigio_to_port(port); + wake_up_interruptible(&port->waitqueue); } if (is_console_port(port)) { @@ -1320,6 +1321,14 @@ static void unplug_port(struct port *port) */ port->portdev = NULL; + sysfs_remove_group(&port->dev->kobj, &port_attribute_group); + device_destroy(pdrvdata.class, port->dev->devt); + cdev_del(port->cdev); + + kfree(port->name); + + debugfs_remove(port->debugfs_file); + /* * Locks around here are not necessary - a port can't be * opened after we removed the port struct from ports_list diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index 144d37c..61274bf 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -275,6 +275,7 @@ enum intel_pch { #define QUIRK_PIPEA_FORCE (1<<0) #define QUIRK_LVDS_SSC_DISABLE (1<<1) #define QUIRK_INVERT_BRIGHTNESS (1<<2) +#define QUIRK_NO_PCH_PWM_ENABLE (1<<3) struct intel_fbdev; struct intel_fbc_work; diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h index 124dd87..97a050f 100644 --- a/drivers/gpu/drm/i915/i915_reg.h +++ b/drivers/gpu/drm/i915/i915_reg.h @@ -362,6 +362,7 @@ #define IPEIR_I965 0x02064 #define IPEHR_I965 0x02068 #define INSTDONE_I965 0x0206c +#define RING_INSTPM(base) ((base)+0xc0) #define INSTPS 0x02070 /* 965+ only */ #define INSTDONE1 0x0207c /* 965+ only */ #define ACTHD_I965 0x02074 @@ -458,6 +459,8 @@ will not assert AGPBUSY# and will only be delivered when out of C3. */ #define INSTPM_FORCE_ORDERING (1<<7) /* GEN6+ */ +#define INSTPM_TLB_INVALIDATE (1<<9) +#define INSTPM_SYNC_FLUSH (1<<5) #define ACTHD 0x020c8 #define FW_BLC 0x020d8 #define FW_BLC2 0x020dc @@ -3513,7 +3516,7 @@ #define EDP_LINK_TRAIN_600MV_0DB_IVB (0x30 <<22) #define EDP_LINK_TRAIN_600MV_3_5DB_IVB (0x36 <<22) #define EDP_LINK_TRAIN_800MV_0DB_IVB (0x38 <<22) -#define EDP_LINK_TRAIN_800MV_3_5DB_IVB (0x33 <<22) +#define EDP_LINK_TRAIN_800MV_3_5DB_IVB (0x3e <<22) /* legacy values */ #define EDP_LINK_TRAIN_500MV_0DB_IVB (0x00 <<22) diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index cfbb893..ee29c1f 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -8842,6 +8842,17 @@ static void quirk_invert_brightness(struct drm_device *dev) dev_priv->quirks |= QUIRK_INVERT_BRIGHTNESS; } +/* + * Some machines (Dell XPS13) suffer broken backlight controls if + * BLM_PCH_PWM_ENABLE is set. + */ +static void quirk_no_pcm_pwm_enable(struct drm_device *dev) +{ + struct drm_i915_private *dev_priv = dev->dev_private; + dev_priv->quirks |= QUIRK_NO_PCH_PWM_ENABLE; + DRM_INFO("applying no-PCH_PWM_ENABLE quirk\n"); +} + struct intel_quirk { int device; int subsystem_vendor; @@ -8916,6 +8927,11 @@ struct intel_quirk intel_quirks[] = { /* Acer/Packard Bell NCL20 */ { 0x2a42, 0x1025, 0x034b, quirk_invert_brightness }, + + /* Dell XPS13 HD Sandy Bridge */ + { 0x0116, 0x1028, 0x052e, quirk_no_pcm_pwm_enable }, + /* Dell XPS13 HD and XPS13 FHD Ivy Bridge */ + { 0x0166, 0x1028, 0x058b, quirk_no_pcm_pwm_enable }, }; static void intel_init_quirks(struct drm_device *dev) diff --git a/drivers/gpu/drm/i915/intel_lvds.c b/drivers/gpu/drm/i915/intel_lvds.c index 2ffa740..74d312f 100644 --- a/drivers/gpu/drm/i915/intel_lvds.c +++ b/drivers/gpu/drm/i915/intel_lvds.c @@ -402,13 +402,7 @@ static void intel_lvds_prepare(struct drm_encoder *encoder) { struct intel_lvds *intel_lvds = to_intel_lvds(encoder); - /* - * Prior to Ironlake, we must disable the pipe if we want to adjust - * the panel fitter. However at all other times we can just reset - * the registers regardless. - */ - if (!HAS_PCH_SPLIT(encoder->dev) && intel_lvds->pfit_dirty) - intel_lvds_disable(intel_lvds); + intel_lvds_disable(intel_lvds); } static void intel_lvds_commit(struct drm_encoder *encoder) @@ -1075,7 +1069,8 @@ bool intel_lvds_init(struct drm_device *dev) goto failed; out: - if (HAS_PCH_SPLIT(dev)) { + if (HAS_PCH_SPLIT(dev) && + !(dev_priv->quirks & QUIRK_NO_PCH_PWM_ENABLE)) { u32 pwm; pipe = (I915_READ(PCH_LVDS) & LVDS_PIPEB_SELECT) ? 1 : 0; diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c b/drivers/gpu/drm/i915/intel_ringbuffer.c index 38a7793..3c55cf6 100644 --- a/drivers/gpu/drm/i915/intel_ringbuffer.c +++ b/drivers/gpu/drm/i915/intel_ringbuffer.c @@ -776,6 +776,18 @@ void intel_ring_setup_status_page(struct intel_ring_buffer *ring) I915_WRITE(mmio, (u32)ring->status_page.gfx_addr); POSTING_READ(mmio); + + /* Flush the TLB for this page */ + if (INTEL_INFO(dev)->gen >= 6) { + u32 reg = RING_INSTPM(ring->mmio_base); + I915_WRITE(reg, + _MASKED_BIT_ENABLE(INSTPM_TLB_INVALIDATE | + INSTPM_SYNC_FLUSH)); + if (wait_for((I915_READ(reg) & INSTPM_SYNC_FLUSH) == 0, + 1000)) + DRM_ERROR("%s: wait for SyncFlush to complete for TLB invalidation timed out\n", + ring->name); + } } static int diff --git a/drivers/gpu/drm/radeon/atom.c b/drivers/gpu/drm/radeon/atom.c index d969f3c..afb351a 100644 --- a/drivers/gpu/drm/radeon/atom.c +++ b/drivers/gpu/drm/radeon/atom.c @@ -1220,12 +1220,17 @@ int atom_execute_table(struct atom_context *ctx, int index, uint32_t * params) int r; mutex_lock(&ctx->mutex); + /* reset data block */ + ctx->data_block = 0; /* reset reg block */ ctx->reg_block = 0; /* reset fb window */ ctx->fb_base = 0; /* reset io mode */ ctx->io_mode = ATOM_IO_MM; + /* reset divmul */ + ctx->divmul[0] = 0; + ctx->divmul[1] = 0; r = atom_execute_table_locked(ctx, index, params); mutex_unlock(&ctx->mutex); return r; diff --git a/drivers/gpu/drm/radeon/evergreen.c b/drivers/gpu/drm/radeon/evergreen.c index 9bea4a6..f5962a0 100644 --- a/drivers/gpu/drm/radeon/evergreen.c +++ b/drivers/gpu/drm/radeon/evergreen.c @@ -3036,6 +3036,8 @@ static int evergreen_startup(struct radeon_device *rdev) /* enable pcie gen2 link */ evergreen_pcie_gen2_enable(rdev); + evergreen_mc_program(rdev); + if (ASIC_IS_DCE5(rdev)) { if (!rdev->me_fw || !rdev->pfp_fw || !rdev->rlc_fw || !rdev->mc_fw) { r = ni_init_microcode(rdev); @@ -3063,7 +3065,6 @@ static int evergreen_startup(struct radeon_device *rdev) if (r) return r; - evergreen_mc_program(rdev); if (rdev->flags & RADEON_IS_AGP) { evergreen_agp_enable(rdev); } else { diff --git a/drivers/gpu/drm/radeon/ni.c b/drivers/gpu/drm/radeon/ni.c index 3f9705b..77e6fb1 100644 --- a/drivers/gpu/drm/radeon/ni.c +++ b/drivers/gpu/drm/radeon/ni.c @@ -1353,6 +1353,8 @@ static int cayman_startup(struct radeon_device *rdev) /* enable pcie gen2 link */ evergreen_pcie_gen2_enable(rdev); + evergreen_mc_program(rdev); + if (!rdev->me_fw || !rdev->pfp_fw || !rdev->rlc_fw || !rdev->mc_fw) { r = ni_init_microcode(rdev); if (r) { @@ -1370,7 +1372,6 @@ static int cayman_startup(struct radeon_device *rdev) if (r) return r; - evergreen_mc_program(rdev); r = cayman_pcie_gart_enable(rdev); if (r) return r; diff --git a/drivers/gpu/drm/radeon/r600.c b/drivers/gpu/drm/radeon/r600.c index 3d46d7d4..57e45c6 100644 --- a/drivers/gpu/drm/radeon/r600.c +++ b/drivers/gpu/drm/radeon/r600.c @@ -2415,6 +2415,8 @@ int r600_startup(struct radeon_device *rdev) /* enable pcie gen2 link */ r600_pcie_gen2_enable(rdev); + r600_mc_program(rdev); + if (!rdev->me_fw || !rdev->pfp_fw || !rdev->rlc_fw) { r = r600_init_microcode(rdev); if (r) { @@ -2427,7 +2429,6 @@ int r600_startup(struct radeon_device *rdev) if (r) return r; - r600_mc_program(rdev); if (rdev->flags & RADEON_IS_AGP) { r600_agp_enable(rdev); } else { diff --git a/drivers/gpu/drm/radeon/rv770.c b/drivers/gpu/drm/radeon/rv770.c index 63db75d..3e72074 100644 --- a/drivers/gpu/drm/radeon/rv770.c +++ b/drivers/gpu/drm/radeon/rv770.c @@ -1057,6 +1057,8 @@ static int rv770_startup(struct radeon_device *rdev) /* enable pcie gen2 link */ rv770_pcie_gen2_enable(rdev); + rv770_mc_program(rdev); + if (!rdev->me_fw || !rdev->pfp_fw || !rdev->rlc_fw) { r = r600_init_microcode(rdev); if (r) { @@ -1069,7 +1071,6 @@ static int rv770_startup(struct radeon_device *rdev) if (r) return r; - rv770_mc_program(rdev); if (rdev->flags & RADEON_IS_AGP) { rv770_agp_enable(rdev); } else { diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_gmr.c b/drivers/gpu/drm/vmwgfx/vmwgfx_gmr.c index c41226a..2952249 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_gmr.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_gmr.c @@ -29,7 +29,9 @@ #include "drmP.h" #include "ttm/ttm_bo_driver.h" -#define VMW_PPN_SIZE sizeof(unsigned long) +#define VMW_PPN_SIZE (sizeof(unsigned long)) +/* A future safe maximum remap size. */ +#define VMW_PPN_PER_REMAP ((31 * 1024) / VMW_PPN_SIZE) static int vmw_gmr2_bind(struct vmw_private *dev_priv, struct page *pages[], @@ -38,43 +40,61 @@ static int vmw_gmr2_bind(struct vmw_private *dev_priv, { SVGAFifoCmdDefineGMR2 define_cmd; SVGAFifoCmdRemapGMR2 remap_cmd; - uint32_t define_size = sizeof(define_cmd) + 4; - uint32_t remap_size = VMW_PPN_SIZE * num_pages + sizeof(remap_cmd) + 4; uint32_t *cmd; uint32_t *cmd_orig; + uint32_t define_size = sizeof(define_cmd) + sizeof(*cmd); + uint32_t remap_num = num_pages / VMW_PPN_PER_REMAP + ((num_pages % VMW_PPN_PER_REMAP) > 0); + uint32_t remap_size = VMW_PPN_SIZE * num_pages + (sizeof(remap_cmd) + sizeof(*cmd)) * remap_num; + uint32_t remap_pos = 0; + uint32_t cmd_size = define_size + remap_size; uint32_t i; - cmd_orig = cmd = vmw_fifo_reserve(dev_priv, define_size + remap_size); + cmd_orig = cmd = vmw_fifo_reserve(dev_priv, cmd_size); if (unlikely(cmd == NULL)) return -ENOMEM; define_cmd.gmrId = gmr_id; define_cmd.numPages = num_pages; + *cmd++ = SVGA_CMD_DEFINE_GMR2; + memcpy(cmd, &define_cmd, sizeof(define_cmd)); + cmd += sizeof(define_cmd) / sizeof(*cmd); + + /* + * Need to split the command if there are too many + * pages that goes into the gmr. + */ + remap_cmd.gmrId = gmr_id; remap_cmd.flags = (VMW_PPN_SIZE > sizeof(*cmd)) ? SVGA_REMAP_GMR2_PPN64 : SVGA_REMAP_GMR2_PPN32; - remap_cmd.offsetPages = 0; - remap_cmd.numPages = num_pages; - *cmd++ = SVGA_CMD_DEFINE_GMR2; - memcpy(cmd, &define_cmd, sizeof(define_cmd)); - cmd += sizeof(define_cmd) / sizeof(uint32); + while (num_pages > 0) { + unsigned long nr = min(num_pages, (unsigned long)VMW_PPN_PER_REMAP); + + remap_cmd.offsetPages = remap_pos; + remap_cmd.numPages = nr; - *cmd++ = SVGA_CMD_REMAP_GMR2; - memcpy(cmd, &remap_cmd, sizeof(remap_cmd)); - cmd += sizeof(remap_cmd) / sizeof(uint32); + *cmd++ = SVGA_CMD_REMAP_GMR2; + memcpy(cmd, &remap_cmd, sizeof(remap_cmd)); + cmd += sizeof(remap_cmd) / sizeof(*cmd); - for (i = 0; i < num_pages; ++i) { - if (VMW_PPN_SIZE <= 4) - *cmd = page_to_pfn(*pages++); - else - *((uint64_t *)cmd) = page_to_pfn(*pages++); + for (i = 0; i < nr; ++i) { + if (VMW_PPN_SIZE <= 4) + *cmd = page_to_pfn(*pages++); + else + *((uint64_t *)cmd) = page_to_pfn(*pages++); - cmd += VMW_PPN_SIZE / sizeof(*cmd); + cmd += VMW_PPN_SIZE / sizeof(*cmd); + } + + num_pages -= nr; + remap_pos += nr; } - vmw_fifo_commit(dev_priv, define_size + remap_size); + BUG_ON(cmd != cmd_orig + cmd_size / sizeof(*cmd)); + + vmw_fifo_commit(dev_priv, cmd_size); return 0; } diff --git a/drivers/hwmon/adt7470.c b/drivers/hwmon/adt7470.c index c6d1ce0..a9726c1 100644 --- a/drivers/hwmon/adt7470.c +++ b/drivers/hwmon/adt7470.c @@ -215,7 +215,7 @@ static inline int adt7470_write_word_data(struct i2c_client *client, u8 reg, u16 value) { return i2c_smbus_write_byte_data(client, reg, value & 0xFF) - && i2c_smbus_write_byte_data(client, reg + 1, value >> 8); + || i2c_smbus_write_byte_data(client, reg + 1, value >> 8); } static void adt7470_init_client(struct i2c_client *client) diff --git a/drivers/md/raid1.c b/drivers/md/raid1.c index 298e02a..c706a7b 100644 --- a/drivers/md/raid1.c +++ b/drivers/md/raid1.c @@ -1139,7 +1139,7 @@ read_again: * know the original bi_idx, so we just free * them all */ - __bio_for_each_segment(bvec, mbio, j, 0) + bio_for_each_segment_all(bvec, mbio, j) bvec->bv_page = r1_bio->behind_bvecs[j].bv_page; if (test_bit(WriteMostly, &conf->mirrors[i].rdev->flags)) atomic_inc(&r1_bio->behind_remaining); diff --git a/drivers/net/arcnet/arcnet.c b/drivers/net/arcnet/arcnet.c index a746ba2..a956053 100644 --- a/drivers/net/arcnet/arcnet.c +++ b/drivers/net/arcnet/arcnet.c @@ -1007,7 +1007,7 @@ static void arcnet_rx(struct net_device *dev, int bufnum) soft = &pkt.soft.rfc1201; - lp->hw.copy_from_card(dev, bufnum, 0, &pkt, sizeof(ARC_HDR_SIZE)); + lp->hw.copy_from_card(dev, bufnum, 0, &pkt, ARC_HDR_SIZE); if (pkt.hard.offset[0]) { ofs = pkt.hard.offset[0]; length = 256 - ofs; diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_dcb_82598.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_dcb_82598.c index fcd0e47..2a7d091 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_dcb_82598.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_dcb_82598.c @@ -108,9 +108,8 @@ s32 ixgbe_dcb_config_tx_desc_arbiter_82598(struct ixgbe_hw *hw, /* Enable arbiter */ reg &= ~IXGBE_DPMCS_ARBDIS; - /* Enable DFP and Recycle mode */ - reg |= (IXGBE_DPMCS_TDPAC | IXGBE_DPMCS_TRM); reg |= IXGBE_DPMCS_TSOEF; + /* Configure Max TSO packet size 34KB including payload and headers */ reg |= (0x4 << IXGBE_DPMCS_MTSOS_SHIFT); diff --git a/drivers/net/ifb.c b/drivers/net/ifb.c index b19841a..00f1367 100644 --- a/drivers/net/ifb.c +++ b/drivers/net/ifb.c @@ -34,6 +34,7 @@ #include #include #include +#include #include #include diff --git a/drivers/net/usb/smsc75xx.c b/drivers/net/usb/smsc75xx.c index f3d17f8..a8e4640 100644 --- a/drivers/net/usb/smsc75xx.c +++ b/drivers/net/usb/smsc75xx.c @@ -43,7 +43,6 @@ #define EEPROM_MAC_OFFSET (0x01) #define DEFAULT_TX_CSUM_ENABLE (true) #define DEFAULT_RX_CSUM_ENABLE (true) -#define DEFAULT_TSO_ENABLE (true) #define SMSC75XX_INTERNAL_PHY_ID (1) #define SMSC75XX_TX_OVERHEAD (8) #define MAX_RX_FIFO_SIZE (20 * 1024) @@ -1035,17 +1034,14 @@ static int smsc75xx_bind(struct usbnet *dev, struct usb_interface *intf) INIT_WORK(&pdata->set_multicast, smsc75xx_deferred_multicast_write); - if (DEFAULT_TX_CSUM_ENABLE) { + if (DEFAULT_TX_CSUM_ENABLE) dev->net->features |= NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM; - if (DEFAULT_TSO_ENABLE) - dev->net->features |= NETIF_F_SG | - NETIF_F_TSO | NETIF_F_TSO6; - } + if (DEFAULT_RX_CSUM_ENABLE) dev->net->features |= NETIF_F_RXCSUM; dev->net->hw_features = NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM | - NETIF_F_SG | NETIF_F_TSO | NETIF_F_TSO6 | NETIF_F_RXCSUM; + NETIF_F_RXCSUM; /* Init all registers */ ret = smsc75xx_reset(dev); @@ -1170,8 +1166,6 @@ static struct sk_buff *smsc75xx_tx_fixup(struct usbnet *dev, { u32 tx_cmd_a, tx_cmd_b; - skb_linearize(skb); - if (skb_headroom(skb) < SMSC75XX_TX_OVERHEAD) { struct sk_buff *skb2 = skb_copy_expand(skb, SMSC75XX_TX_OVERHEAD, 0, flags); diff --git a/drivers/net/wireless/ath/ath9k/htc_drv_init.c b/drivers/net/wireless/ath/ath9k/htc_drv_init.c index 84890d5..ef921e1 100644 --- a/drivers/net/wireless/ath/ath9k/htc_drv_init.c +++ b/drivers/net/wireless/ath/ath9k/htc_drv_init.c @@ -851,6 +851,7 @@ static int ath9k_init_device(struct ath9k_htc_priv *priv, if (error != 0) goto err_rx; + ath9k_hw_disable(priv->ah); #ifdef CONFIG_MAC80211_LEDS /* must be initialized before ieee80211_register_hw */ priv->led_cdev.default_trigger = ieee80211_create_tpt_led_trigger(priv->hw, diff --git a/drivers/net/wireless/ath/ath9k/htc_drv_txrx.c b/drivers/net/wireless/ath/ath9k/htc_drv_txrx.c index a48bb83..9a57149 100644 --- a/drivers/net/wireless/ath/ath9k/htc_drv_txrx.c +++ b/drivers/net/wireless/ath/ath9k/htc_drv_txrx.c @@ -448,6 +448,7 @@ static void ath9k_htc_tx_process(struct ath9k_htc_priv *priv, struct ieee80211_conf *cur_conf = &priv->hw->conf; bool txok; int slot; + int hdrlen, padsize; slot = strip_drv_header(priv, skb); if (slot < 0) { @@ -504,6 +505,15 @@ send_mac80211: ath9k_htc_tx_clear_slot(priv, slot); + /* Remove padding before handing frame back to mac80211 */ + hdrlen = ieee80211_get_hdrlen_from_skb(skb); + + padsize = hdrlen & 3; + if (padsize && skb->len > hdrlen + padsize) { + memmove(skb->data + padsize, skb->data, hdrlen); + skb_pull(skb, padsize); + } + /* Send status to mac80211 */ ieee80211_tx_status(priv->hw, skb); } diff --git a/drivers/net/wireless/hostap/hostap_ioctl.c b/drivers/net/wireless/hostap/hostap_ioctl.c index 045a936..271e818 100644 --- a/drivers/net/wireless/hostap/hostap_ioctl.c +++ b/drivers/net/wireless/hostap/hostap_ioctl.c @@ -522,9 +522,9 @@ static int prism2_ioctl_giwaplist(struct net_device *dev, data->length = prism2_ap_get_sta_qual(local, addr, qual, IW_MAX_AP, 1); - memcpy(extra, &addr, sizeof(struct sockaddr) * data->length); + memcpy(extra, addr, sizeof(struct sockaddr) * data->length); data->flags = 1; /* has quality information */ - memcpy(extra + sizeof(struct sockaddr) * data->length, &qual, + memcpy(extra + sizeof(struct sockaddr) * data->length, qual, sizeof(struct iw_quality) * data->length); kfree(addr); diff --git a/drivers/net/wireless/iwlegacy/iwl-core.c b/drivers/net/wireless/iwlegacy/iwl-core.c index 1bb64c9..09891e5 100644 --- a/drivers/net/wireless/iwlegacy/iwl-core.c +++ b/drivers/net/wireless/iwlegacy/iwl-core.c @@ -1757,6 +1757,7 @@ int iwl_legacy_force_reset(struct iwl_priv *priv, bool external) return 0; } +EXPORT_SYMBOL(iwl_legacy_force_reset); int iwl_legacy_mac_change_interface(struct ieee80211_hw *hw, diff --git a/drivers/net/wireless/iwlegacy/iwl4965-base.c b/drivers/net/wireless/iwlegacy/iwl4965-base.c index d2fba9e..6e25c7b 100644 --- a/drivers/net/wireless/iwlegacy/iwl4965-base.c +++ b/drivers/net/wireless/iwlegacy/iwl4965-base.c @@ -868,13 +868,13 @@ static void iwl4965_irq_tasklet(struct iwl_priv *priv) * is killed. Hence update the killswitch state here. The * rfkill handler will care about restarting if needed. */ - if (!test_bit(STATUS_ALIVE, &priv->status)) { - if (hw_rf_kill) - set_bit(STATUS_RF_KILL_HW, &priv->status); - else - clear_bit(STATUS_RF_KILL_HW, &priv->status); - wiphy_rfkill_set_hw_state(priv->hw->wiphy, hw_rf_kill); + if (hw_rf_kill) { + set_bit(STATUS_RF_KILL_HW, &priv->status); + } else { + clear_bit(STATUS_RF_KILL_HW, &priv->status); + iwl_legacy_force_reset(priv, true); } + wiphy_rfkill_set_hw_state(priv->hw->wiphy, hw_rf_kill); handled |= CSR_INT_BIT_RF_KILL; } @@ -1764,6 +1764,9 @@ static void iwl4965_alive_start(struct iwl_priv *priv) priv->active_rate = IWL_RATES_MASK; + iwl_legacy_power_update_mode(priv, true); + IWL_DEBUG_INFO(priv, "Updated power mode\n"); + if (iwl_legacy_is_associated_ctx(ctx)) { struct iwl_legacy_rxon_cmd *active_rxon = (struct iwl_legacy_rxon_cmd *)&ctx->active; @@ -1796,9 +1799,6 @@ static void iwl4965_alive_start(struct iwl_priv *priv) IWL_DEBUG_INFO(priv, "ALIVE processing complete.\n"); wake_up(&priv->wait_command_queue); - iwl_legacy_power_update_mode(priv, true); - IWL_DEBUG_INFO(priv, "Updated power mode\n"); - return; restart: diff --git a/drivers/net/wireless/iwlwifi/iwl-agn.c b/drivers/net/wireless/iwlwifi/iwl-agn.c index 16cdd12..94d35ad 100644 --- a/drivers/net/wireless/iwlwifi/iwl-agn.c +++ b/drivers/net/wireless/iwlwifi/iwl-agn.c @@ -1297,7 +1297,7 @@ int iwl_alive_start(struct iwl_priv *priv) BT_COEX_PRIO_TBL_EVT_INIT_CALIB2); if (ret) return ret; - } else { + } else if (priv->cfg->bt_params) { /* * default is 2-wire BT coexexistence support */ diff --git a/drivers/net/wireless/iwlwifi/iwl-core.c b/drivers/net/wireless/iwlwifi/iwl-core.c index 832ec4d..5ef176a 100644 --- a/drivers/net/wireless/iwlwifi/iwl-core.c +++ b/drivers/net/wireless/iwlwifi/iwl-core.c @@ -808,8 +808,11 @@ void iwl_chswitch_done(struct iwl_priv *priv, bool is_success) if (test_bit(STATUS_EXIT_PENDING, &priv->shrd->status)) return; - if (test_and_clear_bit(STATUS_CHANNEL_SWITCH_PENDING, + if (!test_and_clear_bit(STATUS_CHANNEL_SWITCH_PENDING, &priv->shrd->status)) + return; + + if (ctx->vif) ieee80211_chswitch_done(ctx->vif, is_success); } diff --git a/drivers/net/wireless/iwlwifi/iwl-pci.c b/drivers/net/wireless/iwlwifi/iwl-pci.c index 1800029..346dc9b 100644 --- a/drivers/net/wireless/iwlwifi/iwl-pci.c +++ b/drivers/net/wireless/iwlwifi/iwl-pci.c @@ -227,6 +227,7 @@ static DEFINE_PCI_DEVICE_TABLE(iwl_hw_card_ids) = { {IWL_PCI_DEVICE(0x423C, 0x1306, iwl5150_abg_cfg)}, /* Half Mini Card */ {IWL_PCI_DEVICE(0x423C, 0x1221, iwl5150_agn_cfg)}, /* Mini Card */ {IWL_PCI_DEVICE(0x423C, 0x1321, iwl5150_agn_cfg)}, /* Half Mini Card */ + {IWL_PCI_DEVICE(0x423C, 0x1326, iwl5150_abg_cfg)}, /* Half Mini Card */ {IWL_PCI_DEVICE(0x423D, 0x1211, iwl5150_agn_cfg)}, /* Mini Card */ {IWL_PCI_DEVICE(0x423D, 0x1311, iwl5150_agn_cfg)}, /* Half Mini Card */ diff --git a/drivers/net/wireless/mwifiex/sdio.c b/drivers/net/wireless/mwifiex/sdio.c index 3579a68..17f8720 100644 --- a/drivers/net/wireless/mwifiex/sdio.c +++ b/drivers/net/wireless/mwifiex/sdio.c @@ -1429,8 +1429,8 @@ static int mwifiex_sdio_host_to_card(struct mwifiex_adapter *adapter, /* Allocate buffer and copy payload */ blk_size = MWIFIEX_SDIO_BLOCK_SIZE; buf_block_len = (pkt_len + blk_size - 1) / blk_size; - *(u16 *) &payload[0] = (u16) pkt_len; - *(u16 *) &payload[2] = type; + *(__le16 *)&payload[0] = cpu_to_le16((u16)pkt_len); + *(__le16 *)&payload[2] = cpu_to_le16(type); /* * This is SDIO specific header diff --git a/drivers/net/wireless/rt2x00/rt2x00queue.c b/drivers/net/wireless/rt2x00/rt2x00queue.c index 50f92d5..4d792a2 100644 --- a/drivers/net/wireless/rt2x00/rt2x00queue.c +++ b/drivers/net/wireless/rt2x00/rt2x00queue.c @@ -856,13 +856,8 @@ void rt2x00queue_index_inc(struct queue_entry *entry, enum queue_index index) spin_unlock_irqrestore(&queue->index_lock, irqflags); } -void rt2x00queue_pause_queue(struct data_queue *queue) +void rt2x00queue_pause_queue_nocheck(struct data_queue *queue) { - if (!test_bit(DEVICE_STATE_PRESENT, &queue->rt2x00dev->flags) || - !test_bit(QUEUE_STARTED, &queue->flags) || - test_and_set_bit(QUEUE_PAUSED, &queue->flags)) - return; - switch (queue->qid) { case QID_AC_VO: case QID_AC_VI: @@ -878,6 +873,15 @@ void rt2x00queue_pause_queue(struct data_queue *queue) break; } } +void rt2x00queue_pause_queue(struct data_queue *queue) +{ + if (!test_bit(DEVICE_STATE_PRESENT, &queue->rt2x00dev->flags) || + !test_bit(QUEUE_STARTED, &queue->flags) || + test_and_set_bit(QUEUE_PAUSED, &queue->flags)) + return; + + rt2x00queue_pause_queue_nocheck(queue); +} EXPORT_SYMBOL_GPL(rt2x00queue_pause_queue); void rt2x00queue_unpause_queue(struct data_queue *queue) @@ -939,7 +943,7 @@ void rt2x00queue_stop_queue(struct data_queue *queue) return; } - rt2x00queue_pause_queue(queue); + rt2x00queue_pause_queue_nocheck(queue); queue->rt2x00dev->ops->lib->stop_queue(queue); diff --git a/drivers/net/wireless/zd1201.c b/drivers/net/wireless/zd1201.c index 8efa2f2..f8c319c 100644 --- a/drivers/net/wireless/zd1201.c +++ b/drivers/net/wireless/zd1201.c @@ -98,10 +98,12 @@ static int zd1201_fw_upload(struct usb_device *dev, int apfw) goto exit; err = usb_control_msg(dev, usb_rcvctrlpipe(dev, 0), 0x4, - USB_DIR_IN | 0x40, 0,0, &ret, sizeof(ret), ZD1201_FW_TIMEOUT); + USB_DIR_IN | 0x40, 0, 0, buf, sizeof(ret), ZD1201_FW_TIMEOUT); if (err < 0) goto exit; + memcpy(&ret, buf, sizeof(ret)); + if (ret & 0x80) { err = -EIO; goto exit; diff --git a/drivers/of/fdt.c b/drivers/of/fdt.c index fd85fa2..b77808c 100644 --- a/drivers/of/fdt.c +++ b/drivers/of/fdt.c @@ -389,6 +389,8 @@ static void __unflatten_device_tree(struct boot_param_header *blob, mem = (unsigned long) dt_alloc(size + 4, __alignof__(struct device_node)); + memset((void *)mem, 0, size); + ((__be32 *)mem)[size / 4] = cpu_to_be32(0xdeadbeef); pr_debug(" unflattening %lx...\n", mem); diff --git a/drivers/parisc/iommu-helpers.h b/drivers/parisc/iommu-helpers.h index a9c46cc..8c33491 100644 --- a/drivers/parisc/iommu-helpers.h +++ b/drivers/parisc/iommu-helpers.h @@ -1,3 +1,5 @@ +#include + /** * iommu_fill_pdir - Insert coalesced scatter/gather chunks into the I/O Pdir. * @ioc: The I/O Controller. diff --git a/drivers/pci/Makefile b/drivers/pci/Makefile index 083a49f..165274c 100644 --- a/drivers/pci/Makefile +++ b/drivers/pci/Makefile @@ -42,6 +42,7 @@ obj-$(CONFIG_UNICORE32) += setup-bus.o setup-irq.o obj-$(CONFIG_PARISC) += setup-bus.o obj-$(CONFIG_SUPERH) += setup-bus.o setup-irq.o obj-$(CONFIG_PPC) += setup-bus.o +obj-$(CONFIG_FRV) += setup-bus.o obj-$(CONFIG_MIPS) += setup-bus.o setup-irq.o obj-$(CONFIG_X86_VISWS) += setup-irq.o obj-$(CONFIG_MN10300) += setup-bus.o diff --git a/drivers/s390/scsi/zfcp_erp.c b/drivers/s390/scsi/zfcp_erp.c index e1b4f80..5c87270 100644 --- a/drivers/s390/scsi/zfcp_erp.c +++ b/drivers/s390/scsi/zfcp_erp.c @@ -102,10 +102,13 @@ static void zfcp_erp_action_dismiss_port(struct zfcp_port *port) if (atomic_read(&port->status) & ZFCP_STATUS_COMMON_ERP_INUSE) zfcp_erp_action_dismiss(&port->erp_action); - else - shost_for_each_device(sdev, port->adapter->scsi_host) + else { + spin_lock(port->adapter->scsi_host->host_lock); + __shost_for_each_device(sdev, port->adapter->scsi_host) if (sdev_to_zfcp(sdev)->port == port) zfcp_erp_action_dismiss_lun(sdev); + spin_unlock(port->adapter->scsi_host->host_lock); + } } static void zfcp_erp_action_dismiss_adapter(struct zfcp_adapter *adapter) @@ -592,9 +595,11 @@ static void _zfcp_erp_lun_reopen_all(struct zfcp_port *port, int clear, { struct scsi_device *sdev; - shost_for_each_device(sdev, port->adapter->scsi_host) + spin_lock(port->adapter->scsi_host->host_lock); + __shost_for_each_device(sdev, port->adapter->scsi_host) if (sdev_to_zfcp(sdev)->port == port) _zfcp_erp_lun_reopen(sdev, clear, id, 0); + spin_unlock(port->adapter->scsi_host->host_lock); } static void zfcp_erp_strategy_followup_failed(struct zfcp_erp_action *act) @@ -1435,8 +1440,10 @@ void zfcp_erp_set_adapter_status(struct zfcp_adapter *adapter, u32 mask) atomic_set_mask(common_mask, &port->status); read_unlock_irqrestore(&adapter->port_list_lock, flags); - shost_for_each_device(sdev, adapter->scsi_host) + spin_lock_irqsave(adapter->scsi_host->host_lock, flags); + __shost_for_each_device(sdev, adapter->scsi_host) atomic_set_mask(common_mask, &sdev_to_zfcp(sdev)->status); + spin_unlock_irqrestore(adapter->scsi_host->host_lock, flags); } /** @@ -1470,11 +1477,13 @@ void zfcp_erp_clear_adapter_status(struct zfcp_adapter *adapter, u32 mask) } read_unlock_irqrestore(&adapter->port_list_lock, flags); - shost_for_each_device(sdev, adapter->scsi_host) { + spin_lock_irqsave(adapter->scsi_host->host_lock, flags); + __shost_for_each_device(sdev, adapter->scsi_host) { atomic_clear_mask(common_mask, &sdev_to_zfcp(sdev)->status); if (clear_counter) atomic_set(&sdev_to_zfcp(sdev)->erp_counter, 0); } + spin_unlock_irqrestore(adapter->scsi_host->host_lock, flags); } /** @@ -1488,16 +1497,19 @@ void zfcp_erp_set_port_status(struct zfcp_port *port, u32 mask) { struct scsi_device *sdev; u32 common_mask = mask & ZFCP_COMMON_FLAGS; + unsigned long flags; atomic_set_mask(mask, &port->status); if (!common_mask) return; - shost_for_each_device(sdev, port->adapter->scsi_host) + spin_lock_irqsave(port->adapter->scsi_host->host_lock, flags); + __shost_for_each_device(sdev, port->adapter->scsi_host) if (sdev_to_zfcp(sdev)->port == port) atomic_set_mask(common_mask, &sdev_to_zfcp(sdev)->status); + spin_unlock_irqrestore(port->adapter->scsi_host->host_lock, flags); } /** @@ -1512,6 +1524,7 @@ void zfcp_erp_clear_port_status(struct zfcp_port *port, u32 mask) struct scsi_device *sdev; u32 common_mask = mask & ZFCP_COMMON_FLAGS; u32 clear_counter = mask & ZFCP_STATUS_COMMON_ERP_FAILED; + unsigned long flags; atomic_clear_mask(mask, &port->status); @@ -1521,13 +1534,15 @@ void zfcp_erp_clear_port_status(struct zfcp_port *port, u32 mask) if (clear_counter) atomic_set(&port->erp_counter, 0); - shost_for_each_device(sdev, port->adapter->scsi_host) + spin_lock_irqsave(port->adapter->scsi_host->host_lock, flags); + __shost_for_each_device(sdev, port->adapter->scsi_host) if (sdev_to_zfcp(sdev)->port == port) { atomic_clear_mask(common_mask, &sdev_to_zfcp(sdev)->status); if (clear_counter) atomic_set(&sdev_to_zfcp(sdev)->erp_counter, 0); } + spin_unlock_irqrestore(port->adapter->scsi_host->host_lock, flags); } /** diff --git a/drivers/s390/scsi/zfcp_qdio.c b/drivers/s390/scsi/zfcp_qdio.c index e76d003..52c6b59 100644 --- a/drivers/s390/scsi/zfcp_qdio.c +++ b/drivers/s390/scsi/zfcp_qdio.c @@ -224,11 +224,9 @@ int zfcp_qdio_sbals_from_sg(struct zfcp_qdio *qdio, struct zfcp_qdio_req *q_req, static int zfcp_qdio_sbal_check(struct zfcp_qdio *qdio) { - spin_lock_irq(&qdio->req_q_lock); if (atomic_read(&qdio->req_q_free) || !(atomic_read(&qdio->adapter->status) & ZFCP_STATUS_ADAPTER_QDIOUP)) return 1; - spin_unlock_irq(&qdio->req_q_lock); return 0; } @@ -246,9 +244,8 @@ int zfcp_qdio_sbal_get(struct zfcp_qdio *qdio) { long ret; - spin_unlock_irq(&qdio->req_q_lock); - ret = wait_event_interruptible_timeout(qdio->req_q_wq, - zfcp_qdio_sbal_check(qdio), 5 * HZ); + ret = wait_event_interruptible_lock_irq_timeout(qdio->req_q_wq, + zfcp_qdio_sbal_check(qdio), qdio->req_q_lock, 5 * HZ); if (!(atomic_read(&qdio->adapter->status) & ZFCP_STATUS_ADAPTER_QDIOUP)) return -EIO; @@ -262,7 +259,6 @@ int zfcp_qdio_sbal_get(struct zfcp_qdio *qdio) zfcp_erp_adapter_reopen(qdio->adapter, 0, "qdsbg_1"); } - spin_lock_irq(&qdio->req_q_lock); return -EIO; } diff --git a/drivers/scsi/megaraid/megaraid_sas_base.c b/drivers/scsi/megaraid/megaraid_sas_base.c index fc5a2ef..b018997 100644 --- a/drivers/scsi/megaraid/megaraid_sas_base.c +++ b/drivers/scsi/megaraid/megaraid_sas_base.c @@ -3547,11 +3547,21 @@ static int megasas_init_fw(struct megasas_instance *instance) break; } - /* - * We expect the FW state to be READY - */ - if (megasas_transition_to_ready(instance, 0)) - goto fail_ready_state; + if (megasas_transition_to_ready(instance, 0)) { + atomic_set(&instance->fw_reset_no_pci_access, 1); + instance->instancet->adp_reset + (instance, instance->reg_set); + atomic_set(&instance->fw_reset_no_pci_access, 0); + dev_info(&instance->pdev->dev, + "megasas: FW restarted successfully from %s!\n", + __func__); + + /*waitting for about 30 second before retry*/ + ssleep(30); + + if (megasas_transition_to_ready(instance, 0)) + goto fail_ready_state; + } /* Check if MSI-X is supported while in ready state */ msix_enable = (instance->instancet->read_fw_status_reg(reg_set) & diff --git a/drivers/scsi/nsp32.c b/drivers/scsi/nsp32.c index f6a50c9..bfb05b8 100644 --- a/drivers/scsi/nsp32.c +++ b/drivers/scsi/nsp32.c @@ -2927,7 +2927,7 @@ static void nsp32_do_bus_reset(nsp32_hw_data *data) * reset SCSI bus */ nsp32_write1(base, SCSI_BUS_CONTROL, BUSCTL_RST); - udelay(RESET_HOLD_TIME); + mdelay(RESET_HOLD_TIME / 1000); nsp32_write1(base, SCSI_BUS_CONTROL, 0); for(i = 0; i < 5; i++) { intrdat = nsp32_read2(base, IRQ_STATUS); /* dummy read */ diff --git a/drivers/target/target_core_cdb.c b/drivers/target/target_core_cdb.c index 717a8d4..903b2f5 100644 --- a/drivers/target/target_core_cdb.c +++ b/drivers/target/target_core_cdb.c @@ -127,11 +127,12 @@ target_emulate_inquiry_std(struct se_cmd *cmd) goto out; } - snprintf((unsigned char *)&buf[8], 8, "LIO-ORG"); - snprintf((unsigned char *)&buf[16], 16, "%s", - &dev->se_sub_dev->t10_wwn.model[0]); - snprintf((unsigned char *)&buf[32], 4, "%s", - &dev->se_sub_dev->t10_wwn.revision[0]); + memcpy(&buf[8], "LIO-ORG ", 8); + memset(&buf[16], 0x20, 16); + memcpy(&buf[16], dev->se_sub_dev->t10_wwn.model, + min_t(size_t, strlen(dev->se_sub_dev->t10_wwn.model), 16)); + memcpy(&buf[32], dev->se_sub_dev->t10_wwn.revision, + min_t(size_t, strlen(dev->se_sub_dev->t10_wwn.revision), 4)); buf[4] = 31; /* Set additional length to 31 */ out: diff --git a/drivers/tty/hvc/hvsi_lib.c b/drivers/tty/hvc/hvsi_lib.c index 6f4dd83..3749688 100644 --- a/drivers/tty/hvc/hvsi_lib.c +++ b/drivers/tty/hvc/hvsi_lib.c @@ -341,8 +341,8 @@ void hvsilib_establish(struct hvsi_priv *pv) pr_devel("HVSI@%x: ... waiting handshake\n", pv->termno); - /* Try for up to 200s */ - for (timeout = 0; timeout < 20; timeout++) { + /* Try for up to 400ms */ + for (timeout = 0; timeout < 40; timeout++) { if (pv->established) goto established; if (!hvsi_get_packet(pv)) diff --git a/drivers/tty/serial/mxs-auart.c b/drivers/tty/serial/mxs-auart.c index 5b3d063..ab7d11e 100644 --- a/drivers/tty/serial/mxs-auart.c +++ b/drivers/tty/serial/mxs-auart.c @@ -374,11 +374,18 @@ static void mxs_auart_settermios(struct uart_port *u, static irqreturn_t mxs_auart_irq_handle(int irq, void *context) { - u32 istatus, istat; + u32 istat; struct mxs_auart_port *s = context; u32 stat = readl(s->port.membase + AUART_STAT); - istatus = istat = readl(s->port.membase + AUART_INTR); + istat = readl(s->port.membase + AUART_INTR); + + /* ack irq */ + writel(istat & (AUART_INTR_RTIS + | AUART_INTR_TXIS + | AUART_INTR_RXIS + | AUART_INTR_CTSMIS), + s->port.membase + AUART_INTR_CLR); if (istat & AUART_INTR_CTSMIS) { uart_handle_cts_change(&s->port, stat & AUART_STAT_CTS); @@ -397,12 +404,6 @@ static irqreturn_t mxs_auart_irq_handle(int irq, void *context) istat &= ~AUART_INTR_TXIS; } - writel(istatus & (AUART_INTR_RTIS - | AUART_INTR_TXIS - | AUART_INTR_RXIS - | AUART_INTR_CTSMIS), - s->port.membase + AUART_INTR_CLR); - return IRQ_HANDLED; } @@ -542,7 +543,7 @@ auart_console_write(struct console *co, const char *str, unsigned int count) struct mxs_auart_port *s; struct uart_port *port; unsigned int old_ctrl0, old_ctrl2; - unsigned int to = 1000; + unsigned int to = 20000; if (co->index > MXS_AUART_PORTS || co->index < 0) return; @@ -563,18 +564,23 @@ auart_console_write(struct console *co, const char *str, unsigned int count) uart_console_write(port, str, count, mxs_auart_console_putchar); - /* - * Finally, wait for transmitter to become empty - * and restore the TCR - */ + /* Finally, wait for transmitter to become empty ... */ while (readl(port->membase + AUART_STAT) & AUART_STAT_BUSY) { + udelay(1); if (!to--) break; - udelay(1); } - writel(old_ctrl0, port->membase + AUART_CTRL0); - writel(old_ctrl2, port->membase + AUART_CTRL2); + /* + * ... and restore the TCR if we waited long enough for the transmitter + * to be idle. This might keep the transmitter enabled although it is + * unused, but that is better than to disable it while it is still + * transmitting. + */ + if (!(readl(port->membase + AUART_STAT) & AUART_STAT_BUSY)) { + writel(old_ctrl0, port->membase + AUART_CTRL0); + writel(old_ctrl2, port->membase + AUART_CTRL2); + } clk_disable(s->clk); } diff --git a/drivers/usb/core/quirks.c b/drivers/usb/core/quirks.c index 2fbcb75..f52182d 100644 --- a/drivers/usb/core/quirks.c +++ b/drivers/usb/core/quirks.c @@ -78,6 +78,12 @@ static const struct usb_device_id usb_quirk_list[] = { { USB_DEVICE(0x04d8, 0x000c), .driver_info = USB_QUIRK_CONFIG_INTF_STRINGS }, + /* CarrolTouch 4000U */ + { USB_DEVICE(0x04e7, 0x0009), .driver_info = USB_QUIRK_RESET_RESUME }, + + /* CarrolTouch 4500U */ + { USB_DEVICE(0x04e7, 0x0030), .driver_info = USB_QUIRK_RESET_RESUME }, + /* Samsung Android phone modem - ID conflict with SPH-I500 */ { USB_DEVICE(0x04e8, 0x6601), .driver_info = USB_QUIRK_CONFIG_INTF_STRINGS }, diff --git a/drivers/usb/misc/adutux.c b/drivers/usb/misc/adutux.c index fe85871..db5128b7e 100644 --- a/drivers/usb/misc/adutux.c +++ b/drivers/usb/misc/adutux.c @@ -829,7 +829,7 @@ static int adu_probe(struct usb_interface *interface, /* let the user know what node this device is now attached to */ dev_info(&interface->dev, "ADU%d %s now attached to /dev/usb/adutux%d\n", - udev->descriptor.idProduct, dev->serial_number, + le16_to_cpu(udev->descriptor.idProduct), dev->serial_number, (dev->minor - ADU_MINOR_BASE)); exit: dbg(2," %s : leave, return value %p (dev)", __func__, dev); diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c index ce9f87f..a3f6fe0 100644 --- a/drivers/usb/serial/ftdi_sio.c +++ b/drivers/usb/serial/ftdi_sio.c @@ -743,9 +743,34 @@ static struct usb_device_id id_table_combined [] = { { USB_DEVICE(FTDI_VID, FTDI_NDI_AURORA_SCU_PID), .driver_info = (kernel_ulong_t)&ftdi_NDI_device_quirk }, { USB_DEVICE(TELLDUS_VID, TELLDUS_TELLSTICK_PID) }, - { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_SERIAL_VX7_PID) }, - { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_CT29B_PID) }, - { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_RTS01_PID) }, + { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_S03_PID) }, + { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_59_PID) }, + { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_57A_PID) }, + { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_57B_PID) }, + { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_29A_PID) }, + { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_29B_PID) }, + { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_29F_PID) }, + { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_62B_PID) }, + { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_S01_PID) }, + { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_63_PID) }, + { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_29C_PID) }, + { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_81B_PID) }, + { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_82B_PID) }, + { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_K5D_PID) }, + { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_K4Y_PID) }, + { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_K5G_PID) }, + { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_S05_PID) }, + { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_60_PID) }, + { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_61_PID) }, + { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_62_PID) }, + { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_63B_PID) }, + { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_64_PID) }, + { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_65_PID) }, + { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_92_PID) }, + { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_92D_PID) }, + { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_W5R_PID) }, + { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_A5R_PID) }, + { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_PW1_PID) }, { USB_DEVICE(FTDI_VID, FTDI_MAXSTREAM_PID) }, { USB_DEVICE(FTDI_VID, FTDI_PHI_FISCO_PID) }, { USB_DEVICE(TML_VID, TML_USB_SERIAL_PID) }, diff --git a/drivers/usb/serial/ftdi_sio_ids.h b/drivers/usb/serial/ftdi_sio_ids.h index 5d25e26..61685ed 100644 --- a/drivers/usb/serial/ftdi_sio_ids.h +++ b/drivers/usb/serial/ftdi_sio_ids.h @@ -815,11 +815,35 @@ /* * RT Systems programming cables for various ham radios */ -#define RTSYSTEMS_VID 0x2100 /* Vendor ID */ -#define RTSYSTEMS_SERIAL_VX7_PID 0x9e52 /* Serial converter for VX-7 Radios using FT232RL */ -#define RTSYSTEMS_CT29B_PID 0x9e54 /* CT29B Radio Cable */ -#define RTSYSTEMS_RTS01_PID 0x9e57 /* USB-RTS01 Radio Cable */ - +#define RTSYSTEMS_VID 0x2100 /* Vendor ID */ +#define RTSYSTEMS_USB_S03_PID 0x9001 /* RTS-03 USB to Serial Adapter */ +#define RTSYSTEMS_USB_59_PID 0x9e50 /* USB-59 USB to 8 pin plug */ +#define RTSYSTEMS_USB_57A_PID 0x9e51 /* USB-57A USB to 4pin 3.5mm plug */ +#define RTSYSTEMS_USB_57B_PID 0x9e52 /* USB-57B USB to extended 4pin 3.5mm plug */ +#define RTSYSTEMS_USB_29A_PID 0x9e53 /* USB-29A USB to 3.5mm stereo plug */ +#define RTSYSTEMS_USB_29B_PID 0x9e54 /* USB-29B USB to 6 pin mini din */ +#define RTSYSTEMS_USB_29F_PID 0x9e55 /* USB-29F USB to 6 pin modular plug */ +#define RTSYSTEMS_USB_62B_PID 0x9e56 /* USB-62B USB to 8 pin mini din plug*/ +#define RTSYSTEMS_USB_S01_PID 0x9e57 /* USB-RTS01 USB to 3.5 mm stereo plug*/ +#define RTSYSTEMS_USB_63_PID 0x9e58 /* USB-63 USB to 9 pin female*/ +#define RTSYSTEMS_USB_29C_PID 0x9e59 /* USB-29C USB to 4 pin modular plug*/ +#define RTSYSTEMS_USB_81B_PID 0x9e5A /* USB-81 USB to 8 pin mini din plug*/ +#define RTSYSTEMS_USB_82B_PID 0x9e5B /* USB-82 USB to 2.5 mm stereo plug*/ +#define RTSYSTEMS_USB_K5D_PID 0x9e5C /* USB-K5D USB to 8 pin modular plug*/ +#define RTSYSTEMS_USB_K4Y_PID 0x9e5D /* USB-K4Y USB to 2.5/3.5 mm plugs*/ +#define RTSYSTEMS_USB_K5G_PID 0x9e5E /* USB-K5G USB to 8 pin modular plug*/ +#define RTSYSTEMS_USB_S05_PID 0x9e5F /* USB-RTS05 USB to 2.5 mm stereo plug*/ +#define RTSYSTEMS_USB_60_PID 0x9e60 /* USB-60 USB to 6 pin din*/ +#define RTSYSTEMS_USB_61_PID 0x9e61 /* USB-61 USB to 6 pin mini din*/ +#define RTSYSTEMS_USB_62_PID 0x9e62 /* USB-62 USB to 8 pin mini din*/ +#define RTSYSTEMS_USB_63B_PID 0x9e63 /* USB-63 USB to 9 pin female*/ +#define RTSYSTEMS_USB_64_PID 0x9e64 /* USB-64 USB to 9 pin male*/ +#define RTSYSTEMS_USB_65_PID 0x9e65 /* USB-65 USB to 9 pin female null modem*/ +#define RTSYSTEMS_USB_92_PID 0x9e66 /* USB-92 USB to 12 pin plug*/ +#define RTSYSTEMS_USB_92D_PID 0x9e67 /* USB-92D USB to 12 pin plug data*/ +#define RTSYSTEMS_USB_W5R_PID 0x9e68 /* USB-W5R USB to 8 pin modular plug*/ +#define RTSYSTEMS_USB_A5R_PID 0x9e69 /* USB-A5R USB to 8 pin modular plug*/ +#define RTSYSTEMS_USB_PW1_PID 0x9e6A /* USB-PW1 USB to 8 pin modular plug*/ /* * Physik Instrumente diff --git a/drivers/usb/serial/keyspan.c b/drivers/usb/serial/keyspan.c index 4f415e28..b668069 100644 --- a/drivers/usb/serial/keyspan.c +++ b/drivers/usb/serial/keyspan.c @@ -2620,7 +2620,7 @@ static int keyspan_startup(struct usb_serial *serial) if (d_details == NULL) { dev_err(&serial->dev->dev, "%s - unknown product id %x\n", __func__, le16_to_cpu(serial->dev->descriptor.idProduct)); - return 1; + return -ENODEV; } /* Setup private data for serial driver */ diff --git a/drivers/usb/serial/mos7720.c b/drivers/usb/serial/mos7720.c index 9580679..9270d5c 100644 --- a/drivers/usb/serial/mos7720.c +++ b/drivers/usb/serial/mos7720.c @@ -97,6 +97,7 @@ struct urbtracker { struct list_head urblist_entry; struct kref ref_count; struct urb *urb; + struct usb_ctrlrequest *setup; }; enum mos7715_pp_modes { @@ -279,6 +280,7 @@ static void destroy_urbtracker(struct kref *kref) struct mos7715_parport *mos_parport = urbtrack->mos_parport; dbg("%s called", __func__); usb_free_urb(urbtrack->urb); + kfree(urbtrack->setup); kfree(urbtrack); kref_put(&mos_parport->ref_count, destroy_mos_parport); } @@ -363,7 +365,6 @@ static int write_parport_reg_nonblock(struct mos7715_parport *mos_parport, struct urbtracker *urbtrack; int ret_val; unsigned long flags; - struct usb_ctrlrequest setup; struct usb_serial *serial = mos_parport->serial; struct usb_device *usbdev = serial->dev; dbg("%s called", __func__); @@ -382,14 +383,20 @@ static int write_parport_reg_nonblock(struct mos7715_parport *mos_parport, kfree(urbtrack); return -ENOMEM; } - setup.bRequestType = (__u8)0x40; - setup.bRequest = (__u8)0x0e; - setup.wValue = get_reg_value(reg, dummy); - setup.wIndex = get_reg_index(reg); - setup.wLength = 0; + urbtrack->setup = kmalloc(sizeof(*urbtrack->setup), GFP_KERNEL); + if (!urbtrack->setup) { + usb_free_urb(urbtrack->urb); + kfree(urbtrack); + return -ENOMEM; + } + urbtrack->setup->bRequestType = (__u8)0x40; + urbtrack->setup->bRequest = (__u8)0x0e; + urbtrack->setup->wValue = get_reg_value(reg, dummy); + urbtrack->setup->wIndex = get_reg_index(reg); + urbtrack->setup->wLength = 0; usb_fill_control_urb(urbtrack->urb, usbdev, usb_sndctrlpipe(usbdev, 0), - (unsigned char *)&setup, + (unsigned char *)urbtrack->setup, NULL, 0, async_complete, urbtrack); kref_init(&urbtrack->ref_count); INIT_LIST_HEAD(&urbtrack->urblist_entry); diff --git a/drivers/usb/serial/mos7840.c b/drivers/usb/serial/mos7840.c index 5e8c736..5d2501e 100644 --- a/drivers/usb/serial/mos7840.c +++ b/drivers/usb/serial/mos7840.c @@ -185,6 +185,10 @@ #define URB_TRANSFER_BUFFER_SIZE 32 /* URB Size */ +enum mos7840_flag { + MOS7840_FLAG_CTRL_BUSY, +}; + static const struct usb_device_id moschip_port_id_table[] = { {USB_DEVICE(USB_VENDOR_ID_MOSCHIP, MOSCHIP_DEVICE_ID_7840)}, {USB_DEVICE(USB_VENDOR_ID_MOSCHIP, MOSCHIP_DEVICE_ID_7820)}, @@ -258,6 +262,8 @@ struct moschip_port { struct urb *write_urb_pool[NUM_URBS]; char busy[NUM_URBS]; bool read_urb_busy; + + unsigned long flags; }; @@ -519,11 +525,11 @@ static void mos7840_control_callback(struct urb *urb) /* this urb is terminated, clean up */ dbg("%s - urb shutting down with status: %d", __func__, status); - return; + goto out; default: dbg("%s - nonzero urb status received: %d", __func__, status); - return; + goto out; } dbg("%s urb buffer size is %d", __func__, urb->actual_length); @@ -536,6 +542,8 @@ static void mos7840_control_callback(struct urb *urb) mos7840_handle_new_msr(mos7840_port, regval); else if (mos7840_port->MsrLsr == 1) mos7840_handle_new_lsr(mos7840_port, regval); +out: + clear_bit_unlock(MOS7840_FLAG_CTRL_BUSY, &mos7840_port->flags); } static int mos7840_get_reg(struct moschip_port *mcs, __u16 Wval, __u16 reg, @@ -546,6 +554,9 @@ static int mos7840_get_reg(struct moschip_port *mcs, __u16 Wval, __u16 reg, unsigned char *buffer = mcs->ctrl_buf; int ret; + if (test_and_set_bit_lock(MOS7840_FLAG_CTRL_BUSY, &mcs->flags)) + return -EBUSY; + dr->bRequestType = MCS_RD_RTYPE; dr->bRequest = MCS_RDREQ; dr->wValue = cpu_to_le16(Wval); /* 0 */ @@ -557,6 +568,9 @@ static int mos7840_get_reg(struct moschip_port *mcs, __u16 Wval, __u16 reg, mos7840_control_callback, mcs); mcs->control_urb->transfer_buffer_length = 2; ret = usb_submit_urb(mcs->control_urb, GFP_ATOMIC); + if (ret) + clear_bit_unlock(MOS7840_FLAG_CTRL_BUSY, &mcs->flags); + return ret; } diff --git a/drivers/usb/serial/ti_usb_3410_5052.c b/drivers/usb/serial/ti_usb_3410_5052.c index 42038ba..885d15d 100644 --- a/drivers/usb/serial/ti_usb_3410_5052.c +++ b/drivers/usb/serial/ti_usb_3410_5052.c @@ -1713,12 +1713,13 @@ static int ti_download_firmware(struct ti_device *tdev) dbg("%s\n", __func__); /* try ID specific firmware first, then try generic firmware */ - sprintf(buf, "ti_usb-v%04x-p%04x.fw", dev->descriptor.idVendor, - dev->descriptor.idProduct); + sprintf(buf, "ti_usb-v%04x-p%04x.fw", + le16_to_cpu(dev->descriptor.idVendor), + le16_to_cpu(dev->descriptor.idProduct)); if ((status = request_firmware(&fw_p, buf, &dev->dev)) != 0) { buf[0] = '\0'; - if (dev->descriptor.idVendor == MTS_VENDOR_ID) { - switch (dev->descriptor.idProduct) { + if (le16_to_cpu(dev->descriptor.idVendor) == MTS_VENDOR_ID) { + switch (le16_to_cpu(dev->descriptor.idProduct)) { case MTS_CDMA_PRODUCT_ID: strcpy(buf, "mts_cdma.fw"); break; diff --git a/drivers/xen/events.c b/drivers/xen/events.c index 11d7b64..f6227cc 100644 --- a/drivers/xen/events.c +++ b/drivers/xen/events.c @@ -316,7 +316,7 @@ static void init_evtchn_cpu_bindings(void) for_each_possible_cpu(i) memset(per_cpu(cpu_evtchn_mask, i), - (i == 0) ? ~0 : 0, sizeof(*per_cpu(cpu_evtchn_mask, i))); + (i == 0) ? ~0 : 0, NR_EVENT_CHANNELS/8); } static inline void clear_evtchn(int port) @@ -1340,8 +1340,10 @@ void rebind_evtchn_irq(int evtchn, int irq) /* Rebind an evtchn so that it gets delivered to a specific cpu */ static int rebind_irq_to_cpu(unsigned irq, unsigned tcpu) { + struct shared_info *s = HYPERVISOR_shared_info; struct evtchn_bind_vcpu bind_vcpu; int evtchn = evtchn_from_irq(irq); + int masked; if (!VALID_EVTCHN(evtchn)) return -1; @@ -1358,6 +1360,12 @@ static int rebind_irq_to_cpu(unsigned irq, unsigned tcpu) bind_vcpu.vcpu = tcpu; /* + * Mask the event while changing the VCPU binding to prevent + * it being delivered on an unexpected VCPU. + */ + masked = sync_test_and_set_bit(evtchn, s->evtchn_mask); + + /* * If this fails, it usually just indicates that we're dealing with a * virq or IPI channel, which don't actually need to be rebound. Ignore * it, but don't do the xenlinux-level rebind in that case. @@ -1365,6 +1373,9 @@ static int rebind_irq_to_cpu(unsigned irq, unsigned tcpu) if (HYPERVISOR_event_channel_op(EVTCHNOP_bind_vcpu, &bind_vcpu) >= 0) bind_evtchn_to_cpu(evtchn, tcpu); + if (!masked) + unmask_evtchn(evtchn); + return 0; } diff --git a/fs/bio.c b/fs/bio.c index 4fc4dbb..b84d851 100644 --- a/fs/bio.c +++ b/fs/bio.c @@ -734,7 +734,7 @@ static int __bio_copy_iov(struct bio *bio, struct bio_vec *iovecs, int iov_idx = 0; unsigned int iov_off = 0; - __bio_for_each_segment(bvec, bio, i, 0) { + bio_for_each_segment_all(bvec, bio, i) { char *bv_addr = page_address(bvec->bv_page); unsigned int bv_len = iovecs[i].bv_len; @@ -787,12 +787,22 @@ static int __bio_copy_iov(struct bio *bio, struct bio_vec *iovecs, int bio_uncopy_user(struct bio *bio) { struct bio_map_data *bmd = bio->bi_private; - int ret = 0; + struct bio_vec *bvec; + int ret = 0, i; - if (!bio_flagged(bio, BIO_NULL_MAPPED)) - ret = __bio_copy_iov(bio, bmd->iovecs, bmd->sgvecs, - bmd->nr_sgvecs, bio_data_dir(bio) == READ, - 0, bmd->is_our_pages); + if (!bio_flagged(bio, BIO_NULL_MAPPED)) { + /* + * if we're in a workqueue, the request is orphaned, so + * don't copy into a random user address space, just free. + */ + if (current->mm) + ret = __bio_copy_iov(bio, bmd->iovecs, bmd->sgvecs, + bmd->nr_sgvecs, bio_data_dir(bio) == READ, + 0, bmd->is_our_pages); + else if (bmd->is_our_pages) + bio_for_each_segment_all(bvec, bio, i) + __free_page(bvec->bv_page); + } bio_free_map_data(bmd); bio_put(bio); return ret; @@ -916,7 +926,7 @@ struct bio *bio_copy_user_iov(struct request_queue *q, return bio; cleanup: if (!map_data) - bio_for_each_segment(bvec, bio, i) + bio_for_each_segment_all(bvec, bio, i) __free_page(bvec->bv_page); bio_put(bio); @@ -1130,7 +1140,7 @@ static void __bio_unmap_user(struct bio *bio) /* * make sure we dirty pages we wrote to */ - __bio_for_each_segment(bvec, bio, i, 0) { + bio_for_each_segment_all(bvec, bio, i) { if (bio_data_dir(bio) == READ) set_page_dirty_lock(bvec->bv_page); @@ -1236,7 +1246,7 @@ static void bio_copy_kern_endio(struct bio *bio, int err) int i; char *p = bmd->sgvecs[0].iov_base; - __bio_for_each_segment(bvec, bio, i, 0) { + bio_for_each_segment_all(bvec, bio, i) { char *addr = page_address(bvec->bv_page); int len = bmd->iovecs[i].bv_len; @@ -1276,7 +1286,7 @@ struct bio *bio_copy_kern(struct request_queue *q, void *data, unsigned int len, if (!reading) { void *p = data; - bio_for_each_segment(bvec, bio, i) { + bio_for_each_segment_all(bvec, bio, i) { char *addr = page_address(bvec->bv_page); memcpy(addr, p, bvec->bv_len); @@ -1556,7 +1566,7 @@ sector_t bio_sector_offset(struct bio *bio, unsigned short index, if (index >= bio->bi_idx) index = bio->bi_vcnt - 1; - __bio_for_each_segment(bv, bio, i, 0) { + bio_for_each_segment_all(bv, bio, i) { if (i == index) { if (offset > bv->bv_offset) sectors += (offset - bv->bv_offset) / sector_sz; diff --git a/fs/cifs/cifsencrypt.c b/fs/cifs/cifsencrypt.c index cdcd665..b4675bd 100644 --- a/fs/cifs/cifsencrypt.c +++ b/fs/cifs/cifsencrypt.c @@ -369,7 +369,7 @@ find_domain_name(struct cifs_ses *ses, const struct nls_table *nls_cp) if (blobptr + attrsize > blobend) break; if (type == NTLMSSP_AV_NB_DOMAIN_NAME) { - if (!attrsize) + if (!attrsize || attrsize >= CIFS_MAX_DOMAINNAME_LEN) break; if (!ses->domainName) { ses->domainName = diff --git a/fs/cifs/cifsglob.h b/fs/cifs/cifsglob.h index 2f3ff59..7b68088 100644 --- a/fs/cifs/cifsglob.h +++ b/fs/cifs/cifsglob.h @@ -38,6 +38,7 @@ #define MAX_TREE_SIZE (2 + MAX_SERVER_SIZE + 1 + MAX_SHARE_SIZE + 1) #define MAX_SERVER_SIZE 15 #define MAX_SHARE_SIZE 80 +#define CIFS_MAX_DOMAINNAME_LEN 256 /* max domain name length */ #define MAX_USERNAME_SIZE 256 /* reasonable maximum for current servers */ #define MAX_PASSWORD_SIZE 512 /* max for windows seems to be 256 wide chars */ diff --git a/fs/cifs/readdir.c b/fs/cifs/readdir.c index 4c37ed4..52a820a 100644 --- a/fs/cifs/readdir.c +++ b/fs/cifs/readdir.c @@ -96,6 +96,14 @@ cifs_readdir_lookup(struct dentry *parent, struct qstr *name, dput(dentry); } + /* + * If we know that the inode will need to be revalidated immediately, + * then don't create a new dentry for it. We'll end up doing an on + * the wire call either way and this spares us an invalidation. + */ + if (fattr->cf_flags & CIFS_FATTR_NEED_REVAL) + return NULL; + dentry = d_alloc(parent, name); if (dentry == NULL) return NULL; diff --git a/fs/cifs/sess.c b/fs/cifs/sess.c index 2504809..d362626 100644 --- a/fs/cifs/sess.c +++ b/fs/cifs/sess.c @@ -198,7 +198,7 @@ static void unicode_domain_string(char **pbcc_area, struct cifs_ses *ses, bytes_ret = 0; } else bytes_ret = cifs_strtoUCS((__le16 *) bcc_ptr, ses->domainName, - 256, nls_cp); + CIFS_MAX_DOMAINNAME_LEN, nls_cp); bcc_ptr += 2 * bytes_ret; bcc_ptr += 2; /* account for null terminator */ @@ -256,8 +256,8 @@ static void ascii_ssetup_strings(char **pbcc_area, struct cifs_ses *ses, /* copy domain */ if (ses->domainName != NULL) { - strncpy(bcc_ptr, ses->domainName, 256); - bcc_ptr += strnlen(ses->domainName, 256); + strncpy(bcc_ptr, ses->domainName, CIFS_MAX_DOMAINNAME_LEN); + bcc_ptr += strnlen(ses->domainName, CIFS_MAX_DOMAINNAME_LEN); } /* else we will send a null domain name so the server will default to its own domain */ *bcc_ptr = 0; diff --git a/fs/exofs/ore.c b/fs/exofs/ore.c index 1585db1..26bb512 100644 --- a/fs/exofs/ore.c +++ b/fs/exofs/ore.c @@ -401,7 +401,7 @@ static void _clear_bio(struct bio *bio) struct bio_vec *bv; unsigned i; - __bio_for_each_segment(bv, bio, i, 0) { + bio_for_each_segment_all(bv, bio, i) { unsigned this_count = bv->bv_len; if (likely(PAGE_SIZE == this_count)) diff --git a/fs/exofs/ore_raid.c b/fs/exofs/ore_raid.c index fff2070..2c64826 100644 --- a/fs/exofs/ore_raid.c +++ b/fs/exofs/ore_raid.c @@ -432,7 +432,7 @@ static void _mark_read4write_pages_uptodate(struct ore_io_state *ios, int ret) if (!bio) continue; - __bio_for_each_segment(bv, bio, i, 0) { + bio_for_each_segment_all(bv, bio, i) { struct page *page = bv->bv_page; SetPageUptodate(page); diff --git a/fs/ext4/ext4_jbd2.c b/fs/ext4/ext4_jbd2.c index aca1790..d0b8f98 100644 --- a/fs/ext4/ext4_jbd2.c +++ b/fs/ext4/ext4_jbd2.c @@ -109,10 +109,10 @@ int __ext4_handle_dirty_metadata(const char *where, unsigned int line, if (ext4_handle_valid(handle)) { err = jbd2_journal_dirty_metadata(handle, bh); - if (err) { - /* Errors can only happen if there is a bug */ - handle->h_err = err; - __ext4_journal_stop(where, line, handle); + /* Errors can only happen if there is a bug */ + if (WARN_ON_ONCE(err)) { + ext4_journal_abort_handle(where, line, __func__, bh, + handle, err); } } else { if (inode) diff --git a/fs/ext4/super.c b/fs/ext4/super.c index 259e950..84f84bf 100644 --- a/fs/ext4/super.c +++ b/fs/ext4/super.c @@ -3372,7 +3372,7 @@ static int ext4_fill_super(struct super_block *sb, void *data, int silent) } if (test_opt(sb, DIOREAD_NOLOCK)) { ext4_msg(sb, KERN_ERR, "can't mount with " - "both data=journal and delalloc"); + "both data=journal and dioread_nolock"); goto failed_mount; } if (test_opt(sb, DELALLOC)) @@ -4539,6 +4539,21 @@ static int ext4_remount(struct super_block *sb, int *flags, char *data) goto restore_opts; } + if (test_opt(sb, DATA_FLAGS) == EXT4_MOUNT_JOURNAL_DATA) { + if (test_opt2(sb, EXPLICIT_DELALLOC)) { + ext4_msg(sb, KERN_ERR, "can't mount with " + "both data=journal and delalloc"); + err = -EINVAL; + goto restore_opts; + } + if (test_opt(sb, DIOREAD_NOLOCK)) { + ext4_msg(sb, KERN_ERR, "can't mount with " + "both data=journal and dioread_nolock"); + err = -EINVAL; + goto restore_opts; + } + } + if (sbi->s_mount_flags & EXT4_MF_FS_ABORTED) ext4_abort(sb, "Abort forced by user"); diff --git a/fs/jfs/jfs_dtree.c b/fs/jfs/jfs_dtree.c index 9197a1b..9f7c758 100644 --- a/fs/jfs/jfs_dtree.c +++ b/fs/jfs/jfs_dtree.c @@ -3047,6 +3047,14 @@ int jfs_readdir(struct file *filp, void *dirent, filldir_t filldir) dir_index = (u32) filp->f_pos; + /* + * NFSv4 reserves cookies 1 and 2 for . and .. so the value + * we return to the vfs is one greater than the one we use + * internally. + */ + if (dir_index) + dir_index--; + if (dir_index > 1) { struct dir_table_slot dirtab_slot; @@ -3086,7 +3094,7 @@ int jfs_readdir(struct file *filp, void *dirent, filldir_t filldir) if (p->header.flag & BT_INTERNAL) { jfs_err("jfs_readdir: bad index table"); DT_PUTPAGE(mp); - filp->f_pos = -1; + filp->f_pos = DIREND; return 0; } } else { @@ -3094,7 +3102,7 @@ int jfs_readdir(struct file *filp, void *dirent, filldir_t filldir) /* * self "." */ - filp->f_pos = 0; + filp->f_pos = 1; if (filldir(dirent, ".", 1, 0, ip->i_ino, DT_DIR)) return 0; @@ -3102,7 +3110,7 @@ int jfs_readdir(struct file *filp, void *dirent, filldir_t filldir) /* * parent ".." */ - filp->f_pos = 1; + filp->f_pos = 2; if (filldir(dirent, "..", 2, 1, PARENT(ip), DT_DIR)) return 0; @@ -3123,24 +3131,25 @@ int jfs_readdir(struct file *filp, void *dirent, filldir_t filldir) /* * Legacy filesystem - OS/2 & Linux JFS < 0.3.6 * - * pn = index = 0: First entry "." - * pn = 0; index = 1: Second entry ".." + * pn = 0; index = 1: First entry "." + * pn = 0; index = 2: Second entry ".." * pn > 0: Real entries, pn=1 -> leftmost page * pn = index = -1: No more entries */ dtpos = filp->f_pos; - if (dtpos == 0) { + if (dtpos < 2) { /* build "." entry */ + filp->f_pos = 1; if (filldir(dirent, ".", 1, filp->f_pos, ip->i_ino, DT_DIR)) return 0; - dtoffset->index = 1; + dtoffset->index = 2; filp->f_pos = dtpos; } if (dtoffset->pn == 0) { - if (dtoffset->index == 1) { + if (dtoffset->index == 2) { /* build ".." entry */ if (filldir(dirent, "..", 2, filp->f_pos, @@ -3233,6 +3242,12 @@ int jfs_readdir(struct file *filp, void *dirent, filldir_t filldir) } jfs_dirent->position = unique_pos++; } + /* + * We add 1 to the index because we may + * use a value of 2 internally, and NFSv4 + * doesn't like that. + */ + jfs_dirent->position++; } else { jfs_dirent->position = dtpos; len = min(d_namleft, DTLHDRDATALEN_LEGACY); diff --git a/fs/nfs/callback_xdr.c b/fs/nfs/callback_xdr.c index 168cb93..3fde055 100644 --- a/fs/nfs/callback_xdr.c +++ b/fs/nfs/callback_xdr.c @@ -451,9 +451,9 @@ static __be32 decode_cb_sequence_args(struct svc_rqst *rqstp, args->csa_nrclists = ntohl(*p++); args->csa_rclists = NULL; if (args->csa_nrclists) { - args->csa_rclists = kmalloc(args->csa_nrclists * - sizeof(*args->csa_rclists), - GFP_KERNEL); + args->csa_rclists = kmalloc_array(args->csa_nrclists, + sizeof(*args->csa_rclists), + GFP_KERNEL); if (unlikely(args->csa_rclists == NULL)) goto out; diff --git a/fs/nilfs2/segbuf.c b/fs/nilfs2/segbuf.c index 850a7c0..07a666a 100644 --- a/fs/nilfs2/segbuf.c +++ b/fs/nilfs2/segbuf.c @@ -345,8 +345,7 @@ static void nilfs_end_bio_write(struct bio *bio, int err) if (err == -EOPNOTSUPP) { set_bit(BIO_EOPNOTSUPP, &bio->bi_flags); - bio_put(bio); - /* to be detected by submit_seg_bio() */ + /* to be detected by nilfs_segbuf_submit_bio() */ } if (!uptodate) @@ -377,12 +376,12 @@ static int nilfs_segbuf_submit_bio(struct nilfs_segment_buffer *segbuf, bio->bi_private = segbuf; bio_get(bio); submit_bio(mode, bio); + segbuf->sb_nbio++; if (bio_flagged(bio, BIO_EOPNOTSUPP)) { bio_put(bio); err = -EOPNOTSUPP; goto failed; } - segbuf->sb_nbio++; bio_put(bio); wi->bio = NULL; diff --git a/fs/proc/task_mmu.c b/fs/proc/task_mmu.c index 3efa725..ef1740d 100644 --- a/fs/proc/task_mmu.c +++ b/fs/proc/task_mmu.c @@ -604,7 +604,7 @@ const struct file_operations proc_clear_refs_operations = { }; struct pagemapread { - int pos, len; + int pos, len; /* units: PM_ENTRY_BYTES, not bytes */ u64 *buffer; }; @@ -792,8 +792,8 @@ static ssize_t pagemap_read(struct file *file, char __user *buf, if (!count) goto out_task; - pm.len = PM_ENTRY_BYTES * (PAGEMAP_WALK_SIZE >> PAGE_SHIFT); - pm.buffer = kmalloc(pm.len, GFP_TEMPORARY); + pm.len = (PAGEMAP_WALK_SIZE >> PAGE_SHIFT); + pm.buffer = kmalloc(pm.len * PM_ENTRY_BYTES, GFP_TEMPORARY); ret = -ENOMEM; if (!pm.buffer) goto out_task; diff --git a/include/linux/bio.h b/include/linux/bio.h index 847994a..e868554 100644 --- a/include/linux/bio.h +++ b/include/linux/bio.h @@ -135,16 +135,27 @@ static inline int bio_has_allocated_vec(struct bio *bio) #define bio_io_error(bio) bio_endio((bio), -EIO) /* - * drivers should not use the __ version unless they _really_ want to - * run through the entire bio and not just pending pieces + * drivers should not use the __ version unless they _really_ know what + * they're doing */ #define __bio_for_each_segment(bvl, bio, i, start_idx) \ for (bvl = bio_iovec_idx((bio), (start_idx)), i = (start_idx); \ i < (bio)->bi_vcnt; \ bvl++, i++) +/* + * drivers should _never_ use the all version - the bio may have been split + * before it got to the driver and the driver won't own all of it + */ +#define bio_for_each_segment_all(bvl, bio, i) \ + for (i = 0; \ + bvl = bio_iovec_idx((bio), (i)), i < (bio)->bi_vcnt; \ + i++) + #define bio_for_each_segment(bvl, bio, i) \ - __bio_for_each_segment(bvl, bio, i, (bio)->bi_idx) + for (i = (bio)->bi_idx; \ + bvl = bio_iovec_idx((bio), (i)), i < (bio)->bi_vcnt; \ + i++) /* * get a reference to a bio, so it won't disappear. the intended use is diff --git a/include/linux/ftrace_event.h b/include/linux/ftrace_event.h index c3da42d..82924bf 100644 --- a/include/linux/ftrace_event.h +++ b/include/linux/ftrace_event.h @@ -71,6 +71,8 @@ struct trace_iterator { /* trace_seq for __print_flags() and __print_symbolic() etc. */ struct trace_seq tmp_seq; + cpumask_var_t started; + /* The below is zeroed out in pipe_read */ struct trace_seq seq; struct trace_entry *ent; @@ -83,7 +85,7 @@ struct trace_iterator { loff_t pos; long idx; - cpumask_var_t started; + /* All new field here will be zeroed out in pipe_read */ }; diff --git a/include/linux/mm_types.h b/include/linux/mm_types.h index 5b42f1b..de3a321 100644 --- a/include/linux/mm_types.h +++ b/include/linux/mm_types.h @@ -297,6 +297,7 @@ struct mm_struct { void (*unmap_area) (struct mm_struct *mm, unsigned long addr); #endif unsigned long mmap_base; /* base of mmap area */ + unsigned long mmap_legacy_base; /* base of mmap area in bottom-up allocations */ unsigned long task_size; /* size of task vm space */ unsigned long cached_hole_size; /* if non-zero, the largest hole below free_area_cache */ unsigned long free_area_cache; /* first hole of size cached_hole_size or larger */ diff --git a/include/linux/slab.h b/include/linux/slab.h index 573c809..a595dce 100644 --- a/include/linux/slab.h +++ b/include/linux/slab.h @@ -190,7 +190,7 @@ size_t ksize(const void *); #endif /** - * kcalloc - allocate memory for an array. The memory is set to zero. + * kmalloc_array - allocate memory for an array. * @n: number of elements. * @size: element size. * @flags: the type of memory to allocate. @@ -240,11 +240,22 @@ size_t ksize(const void *); * for general use, and so are not documented here. For a full list of * potential flags, always refer to linux/gfp.h. */ -static inline void *kcalloc(size_t n, size_t size, gfp_t flags) +static inline void *kmalloc_array(size_t n, size_t size, gfp_t flags) { if (size != 0 && n > ULONG_MAX / size) return NULL; - return __kmalloc(n * size, flags | __GFP_ZERO); + return __kmalloc(n * size, flags); +} + +/** + * kcalloc - allocate memory for an array. The memory is set to zero. + * @n: number of elements. + * @size: element size. + * @flags: the type of memory to allocate (see kmalloc). + */ +static inline void *kcalloc(size_t n, size_t size, gfp_t flags) +{ + return kmalloc_array(n, size, flags | __GFP_ZERO); } #if !defined(CONFIG_NUMA) && !defined(CONFIG_SLOB) diff --git a/include/linux/wait.h b/include/linux/wait.h index bea7ad5..e007f76 100644 --- a/include/linux/wait.h +++ b/include/linux/wait.h @@ -530,6 +530,63 @@ do { \ ? 0 : __wait_event_interruptible_locked(wq, condition, 1, 1)) +#define __wait_event_interruptible_lock_irq_timeout(wq, condition, \ + lock, ret) \ +do { \ + DEFINE_WAIT(__wait); \ + \ + for (;;) { \ + prepare_to_wait(&wq, &__wait, TASK_INTERRUPTIBLE); \ + if (condition) \ + break; \ + if (signal_pending(current)) { \ + ret = -ERESTARTSYS; \ + break; \ + } \ + spin_unlock_irq(&lock); \ + ret = schedule_timeout(ret); \ + spin_lock_irq(&lock); \ + if (!ret) \ + break; \ + } \ + finish_wait(&wq, &__wait); \ +} while (0) + +/** + * wait_event_interruptible_lock_irq_timeout - sleep until a condition gets true or a timeout elapses. + * The condition is checked under the lock. This is expected + * to be called with the lock taken. + * @wq: the waitqueue to wait on + * @condition: a C expression for the event to wait for + * @lock: a locked spinlock_t, which will be released before schedule() + * and reacquired afterwards. + * @timeout: timeout, in jiffies + * + * The process is put to sleep (TASK_INTERRUPTIBLE) until the + * @condition evaluates to true or signal is received. The @condition is + * checked each time the waitqueue @wq is woken up. + * + * wake_up() has to be called after changing any variable that could + * change the result of the wait condition. + * + * This is supposed to be called while holding the lock. The lock is + * dropped before going to sleep and is reacquired afterwards. + * + * The function returns 0 if the @timeout elapsed, -ERESTARTSYS if it + * was interrupted by a signal, and the remaining jiffies otherwise + * if the condition evaluated to true before the timeout elapsed. + */ +#define wait_event_interruptible_lock_irq_timeout(wq, condition, lock, \ + timeout) \ +({ \ + int __ret = timeout; \ + \ + if (!(condition)) \ + __wait_event_interruptible_lock_irq_timeout( \ + wq, condition, lock, __ret); \ + __ret; \ +}) + #define __wait_event_killable(wq, condition, ret) \ do { \ diff --git a/kernel/events/core.c b/kernel/events/core.c index 8be9b746..5bbe443 100644 --- a/kernel/events/core.c +++ b/kernel/events/core.c @@ -900,6 +900,15 @@ list_add_event(struct perf_event *event, struct perf_event_context *ctx) } /* + * Initialize event state based on the perf_event_attr::disabled. + */ +static inline void perf_event__state_init(struct perf_event *event) +{ + event->state = event->attr.disabled ? PERF_EVENT_STATE_OFF : + PERF_EVENT_STATE_INACTIVE; +} + +/* * Called at perf_event creation and when events are attached/detached from a * group. */ @@ -6050,8 +6059,7 @@ perf_event_alloc(struct perf_event_attr *attr, int cpu, event->overflow_handler = overflow_handler; event->overflow_handler_context = context; - if (attr->disabled) - event->state = PERF_EVENT_STATE_OFF; + perf_event__state_init(event); pmu = NULL; @@ -6433,9 +6441,17 @@ SYSCALL_DEFINE5(perf_event_open, mutex_lock(&gctx->mutex); perf_remove_from_context(group_leader); + + /* + * Removing from the context ends up with disabled + * event. What we want here is event in the initial + * startup state, ready to be add into new context. + */ + perf_event__state_init(group_leader); list_for_each_entry(sibling, &group_leader->sibling_list, group_entry) { perf_remove_from_context(sibling); + perf_event__state_init(sibling); put_ctx(gctx); } mutex_unlock(&gctx->mutex); diff --git a/kernel/sched_fair.c b/kernel/sched_fair.c index 66e4576..59474c5 100644 --- a/kernel/sched_fair.c +++ b/kernel/sched_fair.c @@ -5033,7 +5033,7 @@ static unsigned int get_rr_interval_fair(struct rq *rq, struct task_struct *task * idle runqueue: */ if (rq->cfs.load.weight) - rr_interval = NS_TO_JIFFIES(sched_slice(&rq->cfs, se)); + rr_interval = NS_TO_JIFFIES(sched_slice(cfs_rq_of(se), se)); return rr_interval; } diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c index a584ad9..ce1067f 100644 --- a/kernel/trace/trace.c +++ b/kernel/trace/trace.c @@ -3375,6 +3375,7 @@ waitagain: memset(&iter->seq, 0, sizeof(struct trace_iterator) - offsetof(struct trace_iterator, seq)); + cpumask_clear(iter->started); iter->pos = -1; trace_event_read_lock(); diff --git a/kernel/workqueue.c b/kernel/workqueue.c index 0ad2420..0bc9ff0 100644 --- a/kernel/workqueue.c +++ b/kernel/workqueue.c @@ -1920,6 +1920,15 @@ __acquires(&gcwq->lock) dump_stack(); } + /* + * The following prevents a kworker from hogging CPU on !PREEMPT + * kernels, where a requeueing work item waiting for something to + * happen could deadlock with stop_machine as such work item could + * indefinitely requeue itself while all other CPUs are trapped in + * stop_machine. + */ + cond_resched(); + spin_lock_irq(&gcwq->lock); /* clear cpu intensive status */ diff --git a/mm/bounce.c b/mm/bounce.c index 4e9ae72..f71a3b34 100644 --- a/mm/bounce.c +++ b/mm/bounce.c @@ -132,7 +132,7 @@ static void bounce_end_io(struct bio *bio, mempool_t *pool, int err) /* * free up bounce indirect pages used */ - __bio_for_each_segment(bvec, bio, i, 0) { + bio_for_each_segment_all(bvec, bio, i) { org_vec = bio_orig->bi_io_vec + i; if (bvec->bv_page == org_vec->bv_page) continue; diff --git a/mm/nommu.c b/mm/nommu.c index f0cd7ab..1db7971 100644 --- a/mm/nommu.c +++ b/mm/nommu.c @@ -1825,6 +1825,16 @@ int remap_pfn_range(struct vm_area_struct *vma, unsigned long addr, } EXPORT_SYMBOL(remap_pfn_range); +int vm_iomap_memory(struct vm_area_struct *vma, phys_addr_t start, unsigned long len) +{ + unsigned long pfn = start >> PAGE_SHIFT; + unsigned long vm_len = vma->vm_end - vma->vm_start; + + pfn += vma->vm_pgoff; + return io_remap_pfn_range(vma, vma->vm_start, pfn, vm_len, vma->vm_page_prot); +} +EXPORT_SYMBOL(vm_iomap_memory); + int remap_vmalloc_range(struct vm_area_struct *vma, void *addr, unsigned long pgoff) { diff --git a/mm/page_alloc.c b/mm/page_alloc.c index 5c028e2..b5afea2 100644 --- a/mm/page_alloc.c +++ b/mm/page_alloc.c @@ -5777,6 +5777,10 @@ __offline_isolated_pages(unsigned long start_pfn, unsigned long end_pfn) zone->free_area[order].nr_free--; __mod_zone_page_state(zone, NR_FREE_PAGES, - (1UL << order)); +#ifdef CONFIG_HIGHMEM + if (PageHighMem(page)) + totalhigh_pages -= 1 << order; +#endif for (i = 0; i < (1 << order); i++) SetPageReserved((page+i)); pfn += (1 << order); diff --git a/net/ipv4/sysctl_net_ipv4.c b/net/ipv4/sysctl_net_ipv4.c index 5485077..739b073 100644 --- a/net/ipv4/sysctl_net_ipv4.c +++ b/net/ipv4/sysctl_net_ipv4.c @@ -32,6 +32,8 @@ static int tcp_adv_win_scale_min = -31; static int tcp_adv_win_scale_max = 31; static int ip_ttl_min = 1; static int ip_ttl_max = 255; +static int tcp_syn_retries_min = 1; +static int tcp_syn_retries_max = MAX_TCP_SYNCNT; static int ip_ping_group_range_min[] = { 0, 0 }; static int ip_ping_group_range_max[] = { GID_T_MAX, GID_T_MAX }; @@ -231,7 +233,9 @@ static struct ctl_table ipv4_table[] = { .data = &sysctl_tcp_syn_retries, .maxlen = sizeof(int), .mode = 0644, - .proc_handler = proc_dointvec + .proc_handler = proc_dointvec_minmax, + .extra1 = &tcp_syn_retries_min, + .extra2 = &tcp_syn_retries_max }, { .procname = "tcp_synack_retries", diff --git a/net/ipv6/ip6mr.c b/net/ipv6/ip6mr.c index 449a918..f5af259 100644 --- a/net/ipv6/ip6mr.c +++ b/net/ipv6/ip6mr.c @@ -257,10 +257,12 @@ static void __net_exit ip6mr_rules_exit(struct net *net) { struct mr6_table *mrt, *next; + rtnl_lock(); list_for_each_entry_safe(mrt, next, &net->ipv6.mr6_tables, list) { list_del(&mrt->list); ip6mr_free_table(mrt); } + rtnl_unlock(); fib_rules_unregister(net->ipv6.mr6_rules_ops); } #else @@ -287,7 +289,10 @@ static int __net_init ip6mr_rules_init(struct net *net) static void __net_exit ip6mr_rules_exit(struct net *net) { + rtnl_lock(); ip6mr_free_table(net->ipv6.mrt6); + net->ipv6.mrt6 = NULL; + rtnl_unlock(); } #endif diff --git a/net/key/af_key.c b/net/key/af_key.c index 6fefdfc..8dbdb8e 100644 --- a/net/key/af_key.c +++ b/net/key/af_key.c @@ -2073,6 +2073,7 @@ static int pfkey_xfrm_policy2msg(struct sk_buff *skb, const struct xfrm_policy * pol->sadb_x_policy_type = IPSEC_POLICY_NONE; } pol->sadb_x_policy_dir = dir+1; + pol->sadb_x_policy_reserved = 0; pol->sadb_x_policy_id = xp->index; pol->sadb_x_policy_priority = xp->priority; @@ -2686,6 +2687,7 @@ static int key_notify_policy_flush(const struct km_event *c) hdr->sadb_msg_pid = c->pid; hdr->sadb_msg_version = PF_KEY_V2; hdr->sadb_msg_errno = (uint8_t) 0; + hdr->sadb_msg_satype = SADB_SATYPE_UNSPEC; hdr->sadb_msg_len = (sizeof(struct sadb_msg) / sizeof(uint64_t)); hdr->sadb_msg_reserved = 0; pfkey_broadcast(skb_out, GFP_ATOMIC, BROADCAST_ALL, NULL, c->net); @@ -3108,7 +3110,9 @@ static int pfkey_send_acquire(struct xfrm_state *x, struct xfrm_tmpl *t, struct pol->sadb_x_policy_exttype = SADB_X_EXT_POLICY; pol->sadb_x_policy_type = IPSEC_POLICY_IPSEC; pol->sadb_x_policy_dir = dir+1; + pol->sadb_x_policy_reserved = 0; pol->sadb_x_policy_id = xp->index; + pol->sadb_x_policy_priority = xp->priority; /* Set sadb_comb's. */ if (x->id.proto == IPPROTO_AH) @@ -3496,6 +3500,7 @@ static int pfkey_send_migrate(const struct xfrm_selector *sel, u8 dir, u8 type, pol->sadb_x_policy_exttype = SADB_X_EXT_POLICY; pol->sadb_x_policy_type = IPSEC_POLICY_IPSEC; pol->sadb_x_policy_dir = dir + 1; + pol->sadb_x_policy_reserved = 0; pol->sadb_x_policy_id = 0; pol->sadb_x_policy_priority = 0; diff --git a/net/mac80211/rx.c b/net/mac80211/rx.c index cd6cbdb..7d882fc 100644 --- a/net/mac80211/rx.c +++ b/net/mac80211/rx.c @@ -821,8 +821,14 @@ ieee80211_rx_h_check(struct ieee80211_rx_data *rx) struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)rx->skb->data; struct ieee80211_rx_status *status = IEEE80211_SKB_RXCB(rx->skb); - /* Drop duplicate 802.11 retransmissions (IEEE 802.11 Chap. 9.2.9) */ - if (rx->sta && !is_multicast_ether_addr(hdr->addr1)) { + /* + * Drop duplicate 802.11 retransmissions + * (IEEE 802.11-2012: 9.3.2.10 "Duplicate detection and recovery") + */ + if (rx->skb->len >= 24 && rx->sta && + !ieee80211_is_ctl(hdr->frame_control) && + !ieee80211_is_qos_nullfunc(hdr->frame_control) && + !is_multicast_ether_addr(hdr->addr1)) { if (unlikely(ieee80211_has_retry(hdr->frame_control) && rx->sta->last_seq_ctrl[rx->seqno_idx] == hdr->seq_ctrl)) { diff --git a/net/sched/sch_atm.c b/net/sched/sch_atm.c index e25e490..6e38ef0 100644 --- a/net/sched/sch_atm.c +++ b/net/sched/sch_atm.c @@ -606,6 +606,7 @@ static int atm_tc_dump_class(struct Qdisc *sch, unsigned long cl, struct sockaddr_atmpvc pvc; int state; + memset(&pvc, 0, sizeof(pvc)); pvc.sap_family = AF_ATMPVC; pvc.sap_addr.itf = flow->vcc->dev ? flow->vcc->dev->number : -1; pvc.sap_addr.vpi = flow->vcc->vpi; diff --git a/net/sched/sch_cbq.c b/net/sched/sch_cbq.c index b7cddb9..7f59944 100644 --- a/net/sched/sch_cbq.c +++ b/net/sched/sch_cbq.c @@ -1467,6 +1467,7 @@ static int cbq_dump_wrr(struct sk_buff *skb, struct cbq_class *cl) unsigned char *b = skb_tail_pointer(skb); struct tc_cbq_wrropt opt; + memset(&opt, 0, sizeof(opt)); opt.flags = 0; opt.allot = cl->allot; opt.priority = cl->priority + 1; diff --git a/net/sctp/outqueue.c b/net/sctp/outqueue.c index 96eb168..3dd7207 100644 --- a/net/sctp/outqueue.c +++ b/net/sctp/outqueue.c @@ -205,6 +205,8 @@ static inline int sctp_cacc_skip(struct sctp_transport *primary, */ void sctp_outq_init(struct sctp_association *asoc, struct sctp_outq *q) { + memset(q, 0, sizeof(struct sctp_outq)); + q->asoc = asoc; INIT_LIST_HEAD(&q->out_chunk_list); INIT_LIST_HEAD(&q->control_chunk_list); @@ -212,13 +214,7 @@ void sctp_outq_init(struct sctp_association *asoc, struct sctp_outq *q) INIT_LIST_HEAD(&q->sacked); INIT_LIST_HEAD(&q->abandoned); - q->fast_rtx = 0; - q->outstanding_bytes = 0; q->empty = 1; - q->cork = 0; - - q->malloced = 0; - q->out_qlen = 0; } /* Free the outqueue structure and any related pending chunks. diff --git a/net/sunrpc/auth_gss/gss_krb5_wrap.c b/net/sunrpc/auth_gss/gss_krb5_wrap.c index 2763e3e..38f388c 100644 --- a/net/sunrpc/auth_gss/gss_krb5_wrap.c +++ b/net/sunrpc/auth_gss/gss_krb5_wrap.c @@ -82,9 +82,9 @@ gss_krb5_remove_padding(struct xdr_buf *buf, int blocksize) >>PAGE_CACHE_SHIFT; unsigned int offset = (buf->page_base + len - 1) & (PAGE_CACHE_SIZE - 1); - ptr = kmap_atomic(buf->pages[last], KM_USER0); + ptr = kmap_atomic(buf->pages[last]); pad = *(ptr + offset); - kunmap_atomic(ptr, KM_USER0); + kunmap_atomic(ptr); goto out; } else len -= buf->page_len; diff --git a/net/sunrpc/socklib.c b/net/sunrpc/socklib.c index 145e6784..0a648c5 100644 --- a/net/sunrpc/socklib.c +++ b/net/sunrpc/socklib.c @@ -114,7 +114,7 @@ ssize_t xdr_partial_copy_from_skb(struct xdr_buf *xdr, unsigned int base, struct } len = PAGE_CACHE_SIZE; - kaddr = kmap_atomic(*ppage, KM_SKB_SUNRPC_DATA); + kaddr = kmap_atomic(*ppage); if (base) { len -= base; if (pglen < len) @@ -127,7 +127,7 @@ ssize_t xdr_partial_copy_from_skb(struct xdr_buf *xdr, unsigned int base, struct ret = copy_actor(desc, kaddr, len); } flush_dcache_page(*ppage); - kunmap_atomic(kaddr, KM_SKB_SUNRPC_DATA); + kunmap_atomic(kaddr); copied += ret; if (ret != len || !desc->count) goto out; diff --git a/net/sunrpc/xdr.c b/net/sunrpc/xdr.c index 593f4c6..6997cdd 100644 --- a/net/sunrpc/xdr.c +++ b/net/sunrpc/xdr.c @@ -122,9 +122,9 @@ xdr_terminate_string(struct xdr_buf *buf, const u32 len) { char *kaddr; - kaddr = kmap_atomic(buf->pages[0], KM_USER0); + kaddr = kmap_atomic(buf->pages[0]); kaddr[buf->page_base + len] = '\0'; - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); } EXPORT_SYMBOL_GPL(xdr_terminate_string); @@ -232,12 +232,15 @@ _shift_data_right_pages(struct page **pages, size_t pgto_base, pgto_base -= copy; pgfrom_base -= copy; - vto = kmap_atomic(*pgto, KM_USER0); - vfrom = kmap_atomic(*pgfrom, KM_USER1); - memmove(vto + pgto_base, vfrom + pgfrom_base, copy); + vto = kmap_atomic(*pgto); + if (*pgto != *pgfrom) { + vfrom = kmap_atomic(*pgfrom); + memcpy(vto + pgto_base, vfrom + pgfrom_base, copy); + kunmap_atomic(vfrom); + } else + memmove(vto + pgto_base, vto + pgfrom_base, copy); flush_dcache_page(*pgto); - kunmap_atomic(vfrom, KM_USER1); - kunmap_atomic(vto, KM_USER0); + kunmap_atomic(vto); } while ((len -= copy) != 0); } @@ -267,9 +270,9 @@ _copy_to_pages(struct page **pages, size_t pgbase, const char *p, size_t len) if (copy > len) copy = len; - vto = kmap_atomic(*pgto, KM_USER0); + vto = kmap_atomic(*pgto); memcpy(vto + pgbase, p, copy); - kunmap_atomic(vto, KM_USER0); + kunmap_atomic(vto); len -= copy; if (len == 0) @@ -311,9 +314,9 @@ _copy_from_pages(char *p, struct page **pages, size_t pgbase, size_t len) if (copy > len) copy = len; - vfrom = kmap_atomic(*pgfrom, KM_USER0); + vfrom = kmap_atomic(*pgfrom); memcpy(p, vfrom + pgbase, copy); - kunmap_atomic(vfrom, KM_USER0); + kunmap_atomic(vfrom); pgbase += copy; if (pgbase == PAGE_CACHE_SIZE) { diff --git a/net/sunrpc/xprtrdma/rpc_rdma.c b/net/sunrpc/xprtrdma/rpc_rdma.c index 554d081..1776e57 100644 --- a/net/sunrpc/xprtrdma/rpc_rdma.c +++ b/net/sunrpc/xprtrdma/rpc_rdma.c @@ -338,9 +338,9 @@ rpcrdma_inline_pullup(struct rpc_rqst *rqst, int pad) curlen = copy_len; dprintk("RPC: %s: page %d destp 0x%p len %d curlen %d\n", __func__, i, destp, copy_len, curlen); - srcp = kmap_atomic(ppages[i], KM_SKB_SUNRPC_DATA); + srcp = kmap_atomic(ppages[i]); memcpy(destp, srcp+page_base, curlen); - kunmap_atomic(srcp, KM_SKB_SUNRPC_DATA); + kunmap_atomic(srcp); rqst->rq_svec[0].iov_len += curlen; destp += curlen; copy_len -= curlen; @@ -639,10 +639,10 @@ rpcrdma_inline_fixup(struct rpc_rqst *rqst, char *srcp, int copy_len, int pad) dprintk("RPC: %s: page %d" " srcp 0x%p len %d curlen %d\n", __func__, i, srcp, copy_len, curlen); - destp = kmap_atomic(ppages[i], KM_SKB_SUNRPC_DATA); + destp = kmap_atomic(ppages[i]); memcpy(destp + page_base, srcp, curlen); flush_dcache_page(ppages[i]); - kunmap_atomic(destp, KM_SKB_SUNRPC_DATA); + kunmap_atomic(destp); srcp += curlen; copy_len -= curlen; if (copy_len == 0) diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c index c06c365..6d4d263 100644 --- a/net/wireless/nl80211.c +++ b/net/wireless/nl80211.c @@ -4826,12 +4826,14 @@ EXPORT_SYMBOL(cfg80211_testmode_alloc_event_skb); void cfg80211_testmode_event(struct sk_buff *skb, gfp_t gfp) { + struct cfg80211_registered_device *rdev = ((void **)skb->cb)[0]; void *hdr = ((void **)skb->cb)[1]; struct nlattr *data = ((void **)skb->cb)[2]; nla_nest_end(skb, data); genlmsg_end(skb, hdr); - genlmsg_multicast(skb, 0, nl80211_testmode_mcgrp.id, gfp); + genlmsg_multicast_netns(wiphy_net(&rdev->wiphy), skb, 0, + nl80211_testmode_mcgrp.id, gfp); } EXPORT_SYMBOL(cfg80211_testmode_event); #endif @@ -7282,7 +7284,8 @@ void nl80211_send_mgmt_tx_status(struct cfg80211_registered_device *rdev, return; } - genlmsg_multicast(msg, 0, nl80211_mlme_mcgrp.id, gfp); + genlmsg_multicast_netns(wiphy_net(&rdev->wiphy), msg, 0, + nl80211_mlme_mcgrp.id, gfp); return; nla_put_failure: diff --git a/sound/i2c/other/ak4xxx-adda.c b/sound/i2c/other/ak4xxx-adda.c index cef813d..ed726d1 100644 --- a/sound/i2c/other/ak4xxx-adda.c +++ b/sound/i2c/other/ak4xxx-adda.c @@ -571,7 +571,7 @@ static int ak4xxx_capture_source_info(struct snd_kcontrol *kcontrol, struct snd_akm4xxx *ak = snd_kcontrol_chip(kcontrol); int mixer_ch = AK_GET_SHIFT(kcontrol->private_value); const char **input_names; - int num_names, idx; + unsigned int num_names, idx; num_names = ak4xxx_capture_num_inputs(ak, mixer_ch); if (!num_names) diff --git a/sound/isa/opti9xx/opti92x-ad1848.c b/sound/isa/opti9xx/opti92x-ad1848.c index 97871be..cba84ef 100644 --- a/sound/isa/opti9xx/opti92x-ad1848.c +++ b/sound/isa/opti9xx/opti92x-ad1848.c @@ -173,11 +173,7 @@ MODULE_DEVICE_TABLE(pnp_card, snd_opti9xx_pnpids); #endif /* CONFIG_PNP */ -#ifdef OPTi93X -#define DEV_NAME "opti93x" -#else -#define DEV_NAME "opti92x" -#endif +#define DEV_NAME KBUILD_MODNAME static char * snd_opti9xx_names[] = { "unknown", @@ -1126,7 +1122,7 @@ static void __devexit snd_opti9xx_pnp_remove(struct pnp_card_link * pcard) static struct pnp_card_driver opti9xx_pnpc_driver = { .flags = PNP_DRIVER_RES_DISABLE, - .name = "opti9xx", + .name = DEV_NAME, .id_table = snd_opti9xx_pnpids, .probe = snd_opti9xx_pnp_probe, .remove = __devexit_p(snd_opti9xx_pnp_remove), diff --git a/sound/oss/Kconfig b/sound/oss/Kconfig index 6c9e8e8..1fc28f5 100644 --- a/sound/oss/Kconfig +++ b/sound/oss/Kconfig @@ -250,6 +250,7 @@ config MSND_FIFOSIZE menuconfig SOUND_OSS tristate "OSS sound modules" depends on ISA_DMA_API && VIRT_TO_BUS + depends on !GENERIC_ISA_DMA_SUPPORT_BROKEN help OSS is the Open Sound System suite of sound card drivers. They make sound programming easier since they provide a common API. Say Y or diff --git a/sound/usb/6fire/comm.c b/sound/usb/6fire/comm.c index c994daa..af6ec8d 100644 --- a/sound/usb/6fire/comm.c +++ b/sound/usb/6fire/comm.c @@ -111,19 +111,37 @@ static int usb6fire_comm_send_buffer(u8 *buffer, struct usb_device *dev) static int usb6fire_comm_write8(struct comm_runtime *rt, u8 request, u8 reg, u8 value) { - u8 buffer[13]; /* 13: maximum length of message */ + u8 *buffer; + int ret; + + /* 13: maximum length of message */ + buffer = kmalloc(13, GFP_KERNEL); + if (!buffer) + return -ENOMEM; usb6fire_comm_init_buffer(buffer, 0x00, request, reg, value, 0x00); - return usb6fire_comm_send_buffer(buffer, rt->chip->dev); + ret = usb6fire_comm_send_buffer(buffer, rt->chip->dev); + + kfree(buffer); + return ret; } static int usb6fire_comm_write16(struct comm_runtime *rt, u8 request, u8 reg, u8 vl, u8 vh) { - u8 buffer[13]; /* 13: maximum length of message */ + u8 *buffer; + int ret; + + /* 13: maximum length of message */ + buffer = kmalloc(13, GFP_KERNEL); + if (!buffer) + return -ENOMEM; usb6fire_comm_init_buffer(buffer, 0x00, request, reg, vl, vh); - return usb6fire_comm_send_buffer(buffer, rt->chip->dev); + ret = usb6fire_comm_send_buffer(buffer, rt->chip->dev); + + kfree(buffer); + return ret; } int __devinit usb6fire_comm_init(struct sfire_chip *chip) @@ -136,6 +154,12 @@ int __devinit usb6fire_comm_init(struct sfire_chip *chip) if (!rt) return -ENOMEM; + rt->receiver_buffer = kzalloc(COMM_RECEIVER_BUFSIZE, GFP_KERNEL); + if (!rt->receiver_buffer) { + kfree(rt); + return -ENOMEM; + } + rt->serial = 1; rt->chip = chip; usb_init_urb(urb); @@ -153,6 +177,7 @@ int __devinit usb6fire_comm_init(struct sfire_chip *chip) urb->interval = 1; ret = usb_submit_urb(urb, GFP_KERNEL); if (ret < 0) { + kfree(rt->receiver_buffer); kfree(rt); snd_printk(KERN_ERR PREFIX "cannot create comm data receiver."); return ret; @@ -171,6 +196,9 @@ void usb6fire_comm_abort(struct sfire_chip *chip) void usb6fire_comm_destroy(struct sfire_chip *chip) { - kfree(chip->comm); + struct comm_runtime *rt = chip->comm; + + kfree(rt->receiver_buffer); + kfree(rt); chip->comm = NULL; } diff --git a/sound/usb/6fire/comm.h b/sound/usb/6fire/comm.h index edc5dc8..19e2f92 100644 --- a/sound/usb/6fire/comm.h +++ b/sound/usb/6fire/comm.h @@ -25,7 +25,7 @@ struct comm_runtime { struct sfire_chip *chip; struct urb receiver; - u8 receiver_buffer[COMM_RECEIVER_BUFSIZE]; + u8 *receiver_buffer; u8 serial; /* urb serial */ diff --git a/sound/usb/6fire/midi.c b/sound/usb/6fire/midi.c index 13f4509..8283c5d 100644 --- a/sound/usb/6fire/midi.c +++ b/sound/usb/6fire/midi.c @@ -20,6 +20,10 @@ #include "chip.h" #include "comm.h" +enum { + MIDI_BUFSIZE = 64 +}; + static void usb6fire_midi_out_handler(struct urb *urb) { struct midi_runtime *rt = urb->context; @@ -157,6 +161,12 @@ int __devinit usb6fire_midi_init(struct sfire_chip *chip) if (!rt) return -ENOMEM; + rt->out_buffer = kzalloc(MIDI_BUFSIZE, GFP_KERNEL); + if (!rt->out_buffer) { + kfree(rt); + return -ENOMEM; + } + rt->chip = chip; rt->in_received = usb6fire_midi_in_received; rt->out_buffer[0] = 0x80; /* 'send midi' command */ @@ -170,6 +180,7 @@ int __devinit usb6fire_midi_init(struct sfire_chip *chip) ret = snd_rawmidi_new(chip->card, "6FireUSB", 0, 1, 1, &rt->instance); if (ret < 0) { + kfree(rt->out_buffer); kfree(rt); snd_printk(KERN_ERR PREFIX "unable to create midi.\n"); return ret; @@ -198,6 +209,9 @@ void usb6fire_midi_abort(struct sfire_chip *chip) void usb6fire_midi_destroy(struct sfire_chip *chip) { - kfree(chip->midi); + struct midi_runtime *rt = chip->midi; + + kfree(rt->out_buffer); + kfree(rt); chip->midi = NULL; } diff --git a/sound/usb/6fire/midi.h b/sound/usb/6fire/midi.h index 97a7bf6..7f8f448 100644 --- a/sound/usb/6fire/midi.h +++ b/sound/usb/6fire/midi.h @@ -17,10 +17,6 @@ #include "common.h" -enum { - MIDI_BUFSIZE = 64 -}; - struct midi_runtime { struct sfire_chip *chip; struct snd_rawmidi *instance; @@ -33,7 +29,7 @@ struct midi_runtime { struct snd_rawmidi_substream *out; struct urb out_urb; u8 out_serial; /* serial number of out packet */ - u8 out_buffer[MIDI_BUFSIZE]; + u8 *out_buffer; int buffer_offset; void (*in_received)(struct midi_runtime *rt, u8 *data, int length); diff --git a/sound/usb/6fire/pcm.c b/sound/usb/6fire/pcm.c index 888a7c7..8609c74 100644 --- a/sound/usb/6fire/pcm.c +++ b/sound/usb/6fire/pcm.c @@ -579,6 +579,33 @@ static void __devinit usb6fire_pcm_init_urb(struct pcm_urb *urb, urb->instance.number_of_packets = PCM_N_PACKETS_PER_URB; } +static int usb6fire_pcm_buffers_init(struct pcm_runtime *rt) +{ + int i; + + for (i = 0; i < PCM_N_URBS; i++) { + rt->out_urbs[i].buffer = kzalloc(PCM_N_PACKETS_PER_URB + * PCM_MAX_PACKET_SIZE, GFP_KERNEL); + if (!rt->out_urbs[i].buffer) + return -ENOMEM; + rt->in_urbs[i].buffer = kzalloc(PCM_N_PACKETS_PER_URB + * PCM_MAX_PACKET_SIZE, GFP_KERNEL); + if (!rt->in_urbs[i].buffer) + return -ENOMEM; + } + return 0; +} + +static void usb6fire_pcm_buffers_destroy(struct pcm_runtime *rt) +{ + int i; + + for (i = 0; i < PCM_N_URBS; i++) { + kfree(rt->out_urbs[i].buffer); + kfree(rt->in_urbs[i].buffer); + } +} + int __devinit usb6fire_pcm_init(struct sfire_chip *chip) { int i; @@ -590,6 +617,13 @@ int __devinit usb6fire_pcm_init(struct sfire_chip *chip) if (!rt) return -ENOMEM; + ret = usb6fire_pcm_buffers_init(rt); + if (ret) { + usb6fire_pcm_buffers_destroy(rt); + kfree(rt); + return ret; + } + rt->chip = chip; rt->stream_state = STREAM_DISABLED; rt->rate = ARRAY_SIZE(rates); @@ -611,6 +645,7 @@ int __devinit usb6fire_pcm_init(struct sfire_chip *chip) ret = snd_pcm_new(chip->card, "DMX6FireUSB", 0, 1, 1, &pcm); if (ret < 0) { + usb6fire_pcm_buffers_destroy(rt); kfree(rt); snd_printk(KERN_ERR PREFIX "cannot create pcm instance.\n"); return ret; @@ -626,6 +661,7 @@ int __devinit usb6fire_pcm_init(struct sfire_chip *chip) snd_dma_continuous_data(GFP_KERNEL), MAX_BUFSIZE, MAX_BUFSIZE); if (ret) { + usb6fire_pcm_buffers_destroy(rt); kfree(rt); snd_printk(KERN_ERR PREFIX "error preallocating pcm buffers.\n"); @@ -670,6 +706,9 @@ void usb6fire_pcm_abort(struct sfire_chip *chip) void usb6fire_pcm_destroy(struct sfire_chip *chip) { - kfree(chip->pcm); + struct pcm_runtime *rt = chip->pcm; + + usb6fire_pcm_buffers_destroy(rt); + kfree(rt); chip->pcm = NULL; } diff --git a/sound/usb/6fire/pcm.h b/sound/usb/6fire/pcm.h index 2bee813..a8e8899 100644 --- a/sound/usb/6fire/pcm.h +++ b/sound/usb/6fire/pcm.h @@ -33,7 +33,7 @@ struct pcm_urb { struct urb instance; struct usb_iso_packet_descriptor packets[PCM_N_PACKETS_PER_URB]; /* END DO NOT SEPARATE */ - u8 buffer[PCM_N_PACKETS_PER_URB * PCM_MAX_PACKET_SIZE]; + u8 *buffer; struct pcm_urb *peer; }; diff --git a/sound/usb/mixer.c b/sound/usb/mixer.c index aeb26eb..41b9fe0 100644 --- a/sound/usb/mixer.c +++ b/sound/usb/mixer.c @@ -720,8 +720,20 @@ static int check_input_term(struct mixer_build *state, int id, struct usb_audio_ return 0; } case UAC1_PROCESSING_UNIT: - case UAC1_EXTENSION_UNIT: { + case UAC1_EXTENSION_UNIT: + /* UAC2_PROCESSING_UNIT_V2 */ + /* UAC2_EFFECT_UNIT */ + case UAC2_EXTENSION_UNIT_V2: { struct uac_processing_unit_descriptor *d = p1; + + if (state->mixer->protocol == UAC_VERSION_2 && + hdr[2] == UAC2_EFFECT_UNIT) { + /* UAC2/UAC1 unit IDs overlap here in an + * uncompatible way. Ignore this unit for now. + */ + return 0; + } + if (d->bNrInPins) { id = d->baSourceID[0]; break; /* continue to parse */ @@ -1956,6 +1968,8 @@ static int parse_audio_unit(struct mixer_build *state, int unitid) return parse_audio_extension_unit(state, unitid, p1); else /* UAC_VERSION_2 */ return parse_audio_processing_unit(state, unitid, p1); + case UAC2_EXTENSION_UNIT_V2: + return parse_audio_extension_unit(state, unitid, p1); default: snd_printk(KERN_ERR "usbaudio: unit %u: unexpected type 0x%02x\n", unitid, p1[2]); return -EINVAL; diff --git a/tools/perf/util/map.c b/tools/perf/util/map.c index 78284b1..42dffa0 100644 --- a/tools/perf/util/map.c +++ b/tools/perf/util/map.c @@ -15,7 +15,8 @@ const char *map_type__name[MAP__NR_TYPES] = { static inline int is_anon_memory(const char *filename) { - return strcmp(filename, "//anon") == 0; + return !strcmp(filename, "//anon") || + !strcmp(filename, "/anon_hugepage (deleted)"); } static inline int is_no_dso_memory(const char *filename)