diff options
55 files changed, 210 insertions, 107 deletions
diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt index 600cdd72900c..90b3924071b6 100644 --- a/Documentation/kernel-parameters.txt +++ b/Documentation/kernel-parameters.txt @@ -1620,6 +1620,8 @@ and is between 256 and 4096 characters. It is defined in the file nowb [ARM] + nox2apic [X86-64,APIC] Do not enable x2APIC mode. + nptcg= [IA64] Override max number of concurrent global TLB purges which is reported from either PAL_VM_SUMMARY or SAL PALO. diff --git a/arch/alpha/kernel/head.S b/arch/alpha/kernel/head.S index 7ac1f1372c36..4bdd1d2ff353 100644 --- a/arch/alpha/kernel/head.S +++ b/arch/alpha/kernel/head.S @@ -7,10 +7,11 @@ * the kernel global pointer and jump to the kernel entry-point. */ +#include <linux/init.h> #include <asm/system.h> #include <asm/asm-offsets.h> -.section .text.head, "ax" +__HEAD .globl swapper_pg_dir .globl _stext swapper_pg_dir=SWAPPER_PGD diff --git a/arch/alpha/kernel/vmlinux.lds.S b/arch/alpha/kernel/vmlinux.lds.S index ef37fc1acaea..b9d6568e5f7f 100644 --- a/arch/alpha/kernel/vmlinux.lds.S +++ b/arch/alpha/kernel/vmlinux.lds.S @@ -16,7 +16,7 @@ SECTIONS _text = .; /* Text and read-only data */ .text : { - *(.text.head) + HEAD_TEXT TEXT_TEXT SCHED_TEXT LOCK_TEXT diff --git a/arch/frv/include/asm/bug.h b/arch/frv/include/asm/bug.h index 6b1b44d71028..2e054508a2f6 100644 --- a/arch/frv/include/asm/bug.h +++ b/arch/frv/include/asm/bug.h @@ -30,7 +30,7 @@ extern void __debug_bug_printk(const char *file, unsigned line); do { \ __debug_bug_trap(signr); \ asm volatile("nop"); \ -} while(0) +} while(1) #define HAVE_ARCH_BUG #define BUG() \ @@ -46,7 +46,8 @@ do { \ #define HAVE_ARCH_KGDB_BAD_PAGE #define kgdb_bad_page(page) do { kgdb_raise(SIGABRT); } while(0) #endif -#endif + +#endif /* CONFIG_BUG */ #include <asm-generic/bug.h> diff --git a/arch/frv/include/asm/unistd.h b/arch/frv/include/asm/unistd.h index edcfaf5f0414..96d78d5d2c41 100644 --- a/arch/frv/include/asm/unistd.h +++ b/arch/frv/include/asm/unistd.h @@ -339,10 +339,12 @@ #define __NR_dup3 330 #define __NR_pipe2 331 #define __NR_inotify_init1 332 +#define __NR_preadv 333 +#define __NR_pwritev 334 #ifdef __KERNEL__ -#define NR_syscalls 333 +#define NR_syscalls 335 #define __ARCH_WANT_IPC_PARSE_VERSION /* #define __ARCH_WANT_OLD_READDIR */ diff --git a/arch/frv/kernel/entry.S b/arch/frv/kernel/entry.S index 99060ab507ee..1da523b3298e 100644 --- a/arch/frv/kernel/entry.S +++ b/arch/frv/kernel/entry.S @@ -1525,5 +1525,7 @@ sys_call_table: .long sys_dup3 /* 330 */ .long sys_pipe2 .long sys_inotify_init1 + .long sys_preadv + .long sys_pwritev syscall_table_size = (. - sys_call_table) diff --git a/arch/frv/kernel/head.S b/arch/frv/kernel/head.S index fecf751c5cae..b825ef3f2d54 100644 --- a/arch/frv/kernel/head.S +++ b/arch/frv/kernel/head.S @@ -9,6 +9,7 @@ * 2 of the License, or (at your option) any later version. */ +#include <linux/init.h> #include <linux/threads.h> #include <linux/linkage.h> #include <asm/thread_info.h> @@ -27,7 +28,7 @@ # command line string # ############################################################################### - .section .text.head,"ax" + __HEAD .balign 4 .globl _boot, __head_reference diff --git a/arch/frv/kernel/vmlinux.lds.S b/arch/frv/kernel/vmlinux.lds.S index b95c4eace62f..22d9787406ed 100644 --- a/arch/frv/kernel/vmlinux.lds.S +++ b/arch/frv/kernel/vmlinux.lds.S @@ -26,7 +26,7 @@ SECTIONS _sinittext = .; .init.text : { - *(.text.head) + HEAD_TEXT #ifndef CONFIG_DEBUG_INFO INIT_TEXT EXIT_TEXT diff --git a/arch/m32r/kernel/head.S b/arch/m32r/kernel/head.S index 90916067b9c1..0a7194439eb1 100644 --- a/arch/m32r/kernel/head.S +++ b/arch/m32r/kernel/head.S @@ -23,7 +23,7 @@ __INITDATA /* * References to members of the boot_cpu_data structure. */ -.section .text.head, "ax" +__HEAD .global start_kernel .global __bss_start .global _end diff --git a/arch/m32r/kernel/vmlinux.lds.S b/arch/m32r/kernel/vmlinux.lds.S index 9db05df20c0e..4179adf6c624 100644 --- a/arch/m32r/kernel/vmlinux.lds.S +++ b/arch/m32r/kernel/vmlinux.lds.S @@ -27,7 +27,7 @@ SECTIONS _text = .; /* Text and read-only data */ .boot : { *(.boot) } = 0 .text : { - *(.text.head) + HEAD_TEXT TEXT_TEXT SCHED_TEXT LOCK_TEXT diff --git a/arch/m68k/kernel/head.S b/arch/m68k/kernel/head.S index f513f530de91..86edb5fbcfc3 100644 --- a/arch/m68k/kernel/head.S +++ b/arch/m68k/kernel/head.S @@ -577,7 +577,7 @@ func_define putn,1 #endif .endm -.section ".text.head","ax" +__HEAD ENTRY(_stext) /* * Version numbers of the bootinfo interface diff --git a/arch/m68k/kernel/sun3-head.S b/arch/m68k/kernel/sun3-head.S index aad01592dbbc..9e5c3e57c598 100644 --- a/arch/m68k/kernel/sun3-head.S +++ b/arch/m68k/kernel/sun3-head.S @@ -29,7 +29,7 @@ kernel_pmd_table: .skip 0x2000 .globl kernel_pg_dir .equ kernel_pg_dir,kernel_pmd_table - .section .text.head + __HEAD ENTRY(_stext) ENTRY(_start) diff --git a/arch/m68k/kernel/vmlinux-std.lds b/arch/m68k/kernel/vmlinux-std.lds index f846d4e3e5e1..01d212bb05a6 100644 --- a/arch/m68k/kernel/vmlinux-std.lds +++ b/arch/m68k/kernel/vmlinux-std.lds @@ -12,7 +12,7 @@ SECTIONS . = 0x1000; _text = .; /* Text and read-only data */ .text : { - *(.text.head) + HEAD_TEXT TEXT_TEXT SCHED_TEXT LOCK_TEXT diff --git a/arch/m68k/kernel/vmlinux-sun3.lds b/arch/m68k/kernel/vmlinux-sun3.lds index d9368c0709ba..c192f773db96 100644 --- a/arch/m68k/kernel/vmlinux-sun3.lds +++ b/arch/m68k/kernel/vmlinux-sun3.lds @@ -12,7 +12,7 @@ SECTIONS . = 0xE002000; _text = .; /* Text and read-only data */ .text : { - *(.text.head) + HEAD_TEXT TEXT_TEXT SCHED_TEXT LOCK_TEXT diff --git a/arch/mn10300/kernel/head.S b/arch/mn10300/kernel/head.S index 8a8309fbe3c4..14f27f3bfaf4 100644 --- a/arch/mn10300/kernel/head.S +++ b/arch/mn10300/kernel/head.S @@ -9,6 +9,7 @@ * 2 of the Licence, or (at your option) any later version. */ +#include <linux/init.h> #include <linux/threads.h> #include <linux/linkage.h> #include <linux/serial_reg.h> @@ -19,7 +20,7 @@ #include <asm/param.h> #include <unit/serial.h> - .section .text.head,"ax" + __HEAD ############################################################################### # diff --git a/arch/mn10300/kernel/vmlinux.lds.S b/arch/mn10300/kernel/vmlinux.lds.S index b8259668f7dc..24de6b90f401 100644 --- a/arch/mn10300/kernel/vmlinux.lds.S +++ b/arch/mn10300/kernel/vmlinux.lds.S @@ -27,10 +27,7 @@ SECTIONS _stext = .; _text = .; /* Text and read-only data */ .text : { - *( - .text.head - .text - ) + HEAD_TEXT TEXT_TEXT SCHED_TEXT LOCK_TEXT diff --git a/arch/powerpc/kernel/head_32.S b/arch/powerpc/kernel/head_32.S index 54e68c11ae15..c01467f952d3 100644 --- a/arch/powerpc/kernel/head_32.S +++ b/arch/powerpc/kernel/head_32.S @@ -21,6 +21,7 @@ * */ +#include <linux/init.h> #include <asm/reg.h> #include <asm/page.h> #include <asm/mmu.h> @@ -50,7 +51,7 @@ mtspr SPRN_DBAT##n##L,RB; \ 1: - .section .text.head, "ax" + __HEAD .stabs "arch/powerpc/kernel/",N_SO,0,0,0f .stabs "head_32.S",N_SO,0,0,0f 0: diff --git a/arch/powerpc/kernel/head_40x.S b/arch/powerpc/kernel/head_40x.S index 56d8e5d90c5b..0c96911d4299 100644 --- a/arch/powerpc/kernel/head_40x.S +++ b/arch/powerpc/kernel/head_40x.S @@ -31,6 +31,7 @@ * */ +#include <linux/init.h> #include <asm/processor.h> #include <asm/page.h> #include <asm/mmu.h> @@ -52,7 +53,7 @@ * * This is all going to change RSN when we add bi_recs....... -- Dan */ - .section .text.head, "ax" + __HEAD _ENTRY(_stext); _ENTRY(_start); diff --git a/arch/powerpc/kernel/head_44x.S b/arch/powerpc/kernel/head_44x.S index b56fecc93a16..18d8a1677c4d 100644 --- a/arch/powerpc/kernel/head_44x.S +++ b/arch/powerpc/kernel/head_44x.S @@ -28,6 +28,7 @@ * option) any later version. */ +#include <linux/init.h> #include <asm/processor.h> #include <asm/page.h> #include <asm/mmu.h> @@ -50,7 +51,7 @@ * r7 - End of kernel command line string * */ - .section .text.head, "ax" + __HEAD _ENTRY(_stext); _ENTRY(_start); /* diff --git a/arch/powerpc/kernel/head_8xx.S b/arch/powerpc/kernel/head_8xx.S index 3c9452d4308b..52ff8c53b93c 100644 --- a/arch/powerpc/kernel/head_8xx.S +++ b/arch/powerpc/kernel/head_8xx.S @@ -19,6 +19,7 @@ * */ +#include <linux/init.h> #include <asm/processor.h> #include <asm/page.h> #include <asm/mmu.h> @@ -38,7 +39,7 @@ #else #define DO_8xx_CPU6(val, reg) #endif - .section .text.head, "ax" + __HEAD _ENTRY(_stext); _ENTRY(_start); diff --git a/arch/powerpc/kernel/head_fsl_booke.S b/arch/powerpc/kernel/head_fsl_booke.S index 4c22620d009b..5bdcc06d294c 100644 --- a/arch/powerpc/kernel/head_fsl_booke.S +++ b/arch/powerpc/kernel/head_fsl_booke.S @@ -30,6 +30,7 @@ * option) any later version. */ +#include <linux/init.h> #include <linux/threads.h> #include <asm/processor.h> #include <asm/page.h> @@ -53,7 +54,7 @@ * r7 - End of kernel command line string * */ - .section .text.head, "ax" + __HEAD _ENTRY(_stext); _ENTRY(_start); /* diff --git a/arch/powerpc/kernel/vmlinux.lds.S b/arch/powerpc/kernel/vmlinux.lds.S index b9ef1644a722..d7425fffbc1c 100644 --- a/arch/powerpc/kernel/vmlinux.lds.S +++ b/arch/powerpc/kernel/vmlinux.lds.S @@ -52,7 +52,7 @@ SECTIONS /* Text and gots */ .text : AT(ADDR(.text) - LOAD_OFFSET) { ALIGN_FUNCTION(); - *(.text.head) + HEAD_TEXT _text = .; *(.text .fixup .text.init.refok .exit.text.refok __ftr_alt_*) SCHED_TEXT diff --git a/arch/s390/kernel/head.S b/arch/s390/kernel/head.S index bba14494ee00..22596d70fc2e 100644 --- a/arch/s390/kernel/head.S +++ b/arch/s390/kernel/head.S @@ -23,6 +23,7 @@ * */ +#include <linux/init.h> #include <asm/setup.h> #include <asm/lowcore.h> #include <asm/asm-offsets.h> @@ -35,7 +36,7 @@ #define ARCH_OFFSET 0 #endif -.section ".text.head","ax" +__HEAD #ifndef CONFIG_IPL .org 0 .long 0x00080000,0x80000000+startup # Just a restart PSW diff --git a/arch/s390/kernel/vmlinux.lds.S b/arch/s390/kernel/vmlinux.lds.S index 7a2063eb88f0..89399b8756c2 100644 --- a/arch/s390/kernel/vmlinux.lds.S +++ b/arch/s390/kernel/vmlinux.lds.S @@ -29,8 +29,8 @@ SECTIONS . = 0x00000000; .text : { _text = .; /* Text and read-only data */ - *(.text.head) - TEXT_TEXT + HEAD_TEXT + TEXT_TEXT SCHED_TEXT LOCK_TEXT KPROBES_TEXT diff --git a/arch/sh/configs/sh7785lcr_defconfig b/arch/sh/configs/sh7785lcr_defconfig index 8a42bbef1f50..e4fac2efc055 100644 --- a/arch/sh/configs/sh7785lcr_defconfig +++ b/arch/sh/configs/sh7785lcr_defconfig @@ -1,10 +1,11 @@ # # Automatically generated make config: don't edit -# Linux kernel version: 2.6.29 -# Thu Apr 2 19:15:58 2009 +# Linux kernel version: 2.6.30-rc2 +# Wed Apr 22 19:17:56 2009 # CONFIG_SUPERH=y CONFIG_SUPERH32=y +# CONFIG_SUPERH64 is not set CONFIG_ARCH_DEFCONFIG="arch/sh/configs/shx3_defconfig" CONFIG_RWSEM_GENERIC_SPINLOCK=y CONFIG_GENERIC_BUG=y @@ -79,6 +80,7 @@ CONFIG_SYSCTL_SYSCALL=y CONFIG_KALLSYMS=y # CONFIG_KALLSYMS_ALL is not set # CONFIG_KALLSYMS_EXTRA_PASS is not set +# CONFIG_STRIP_ASM_SYMS is not set CONFIG_HOTPLUG=y CONFIG_PRINTK=y CONFIG_BUG=y @@ -98,6 +100,7 @@ CONFIG_SLAB=y # CONFIG_SLUB is not set # CONFIG_SLOB is not set CONFIG_PROFILING=y +# CONFIG_MARKERS is not set # CONFIG_OPROFILE is not set CONFIG_HAVE_OPROFILE=y # CONFIG_KPROBES is not set @@ -106,6 +109,8 @@ CONFIG_HAVE_KPROBES=y CONFIG_HAVE_KRETPROBES=y CONFIG_HAVE_ARCH_TRACEHOOK=y CONFIG_HAVE_CLK=y +CONFIG_HAVE_DMA_API_DEBUG=y +# CONFIG_SLOW_WORK is not set CONFIG_HAVE_GENERIC_DMA_COHERENT=y CONFIG_SLABINFO=y CONFIG_RT_MUTEXES=y @@ -118,7 +123,6 @@ CONFIG_MODULE_UNLOAD=y # CONFIG_MODULE_SRCVERSION_ALL is not set CONFIG_BLOCK=y # CONFIG_LBD is not set -# CONFIG_BLK_DEV_IO_TRACE is not set # CONFIG_BLK_DEV_BSG is not set # CONFIG_BLK_DEV_INTEGRITY is not set @@ -166,6 +170,7 @@ CONFIG_CPU_SHX2=y # CONFIG_CPU_SUBTYPE_SH7760 is not set # CONFIG_CPU_SUBTYPE_SH4_202 is not set # CONFIG_CPU_SUBTYPE_SH7723 is not set +# CONFIG_CPU_SUBTYPE_SH7724 is not set # CONFIG_CPU_SUBTYPE_SH7763 is not set # CONFIG_CPU_SUBTYPE_SH7770 is not set # CONFIG_CPU_SUBTYPE_SH7780 is not set @@ -175,8 +180,6 @@ CONFIG_CPU_SUBTYPE_SH7785=y # CONFIG_CPU_SUBTYPE_SH7343 is not set # CONFIG_CPU_SUBTYPE_SH7722 is not set # CONFIG_CPU_SUBTYPE_SH7366 is not set -# CONFIG_CPU_SUBTYPE_SH5_101 is not set -# CONFIG_CPU_SUBTYPE_SH5_103 is not set # # Memory management options @@ -186,38 +189,31 @@ CONFIG_MMU=y CONFIG_PAGE_OFFSET=0x80000000 CONFIG_MEMORY_START=0x08000000 CONFIG_MEMORY_SIZE=0x08000000 -# CONFIG_29BIT is not set -CONFIG_32BIT=y -CONFIG_PMB_ENABLE=y -# CONFIG_PMB is not set -CONFIG_PMB_FIXED=y +CONFIG_29BIT=y +# CONFIG_PMB_ENABLE is not set # CONFIG_X2TLB is not set CONFIG_VSYSCALL=y # CONFIG_NUMA is not set CONFIG_ARCH_FLATMEM_ENABLE=y CONFIG_ARCH_SPARSEMEM_ENABLE=y CONFIG_ARCH_SPARSEMEM_DEFAULT=y -CONFIG_MAX_ACTIVE_REGIONS=2 +CONFIG_MAX_ACTIVE_REGIONS=1 CONFIG_ARCH_POPULATES_NODE_MAP=y CONFIG_ARCH_SELECT_MEMORY_MODEL=y -CONFIG_ARCH_ENABLE_MEMORY_HOTPLUG=y -CONFIG_ARCH_ENABLE_MEMORY_HOTREMOVE=y CONFIG_PAGE_SIZE_4KB=y # CONFIG_PAGE_SIZE_8KB is not set # CONFIG_PAGE_SIZE_16KB is not set # CONFIG_PAGE_SIZE_64KB is not set CONFIG_ENTRY_OFFSET=0x00001000 CONFIG_SELECT_MEMORY_MODEL=y -# CONFIG_FLATMEM_MANUAL is not set +CONFIG_FLATMEM_MANUAL=y # CONFIG_DISCONTIGMEM_MANUAL is not set -CONFIG_SPARSEMEM_MANUAL=y -CONFIG_SPARSEMEM=y -CONFIG_HAVE_MEMORY_PRESENT=y +# CONFIG_SPARSEMEM_MANUAL is not set +CONFIG_FLATMEM=y +CONFIG_FLAT_NODE_MEM_MAP=y CONFIG_SPARSEMEM_STATIC=y -# CONFIG_MEMORY_HOTPLUG is not set CONFIG_PAGEFLAGS_EXTENDED=y CONFIG_SPLIT_PTLOCK_CPUS=4 -CONFIG_MIGRATION=y # CONFIG_PHYS_ADDR_T_64BIT is not set CONFIG_ZONE_DMA_FLAG=0 CONFIG_NR_QUICK=2 @@ -249,6 +245,7 @@ CONFIG_CPU_HAS_FPU=y # # CONFIG_SH_HIGHLANDER is not set CONFIG_SH_SH7785LCR=y +CONFIG_SH_SH7785LCR_29BIT_PHYSMAPS=y # # Timer and clock configuration @@ -672,6 +669,7 @@ CONFIG_NETDEV_1000=y # CONFIG_E1000E is not set # CONFIG_IP1000 is not set # CONFIG_IGB is not set +# CONFIG_IGBVF is not set # CONFIG_NS83820 is not set # CONFIG_HAMACHI is not set # CONFIG_YELLOWFIN is not set @@ -1009,15 +1007,17 @@ CONFIG_USB_HID=y # # Special HID drivers # -CONFIG_HID_COMPAT=y CONFIG_HID_A4TECH=y CONFIG_HID_APPLE=y CONFIG_HID_BELKIN=y CONFIG_HID_CHERRY=y CONFIG_HID_CHICONY=y CONFIG_HID_CYPRESS=y +# CONFIG_DRAGONRISE_FF is not set CONFIG_HID_EZKEY=y +# CONFIG_HID_KYE is not set CONFIG_HID_GYRATION=y +# CONFIG_HID_KENSINGTON is not set CONFIG_HID_LOGITECH=y # CONFIG_LOGITECH_FF is not set # CONFIG_LOGIRUMBLEPAD2_FF is not set @@ -1218,6 +1218,7 @@ CONFIG_EXT2_FS=y # CONFIG_EXT2_FS_XATTR is not set # CONFIG_EXT2_FS_XIP is not set CONFIG_EXT3_FS=y +# CONFIG_EXT3_DEFAULTS_TO_ORDERED is not set CONFIG_EXT3_FS_XATTR=y # CONFIG_EXT3_FS_POSIX_ACL is not set # CONFIG_EXT3_FS_SECURITY is not set @@ -1240,6 +1241,11 @@ CONFIG_INOTIFY_USER=y # CONFIG_FUSE_FS is not set # +# Caches +# +# CONFIG_FSCACHE is not set + +# # CD-ROM/DVD Filesystems # # CONFIG_ISO9660_FS is not set @@ -1289,6 +1295,7 @@ CONFIG_MINIX_FS=y # CONFIG_ROMFS_FS is not set # CONFIG_SYSV_FS is not set # CONFIG_UFS_FS is not set +# CONFIG_NILFS2_FS is not set CONFIG_NETWORK_FILESYSTEMS=y CONFIG_NFS_FS=y CONFIG_NFS_V3=y @@ -1377,6 +1384,9 @@ CONFIG_DEBUG_KERNEL=y CONFIG_DETECT_SOFTLOCKUP=y # CONFIG_BOOTPARAM_SOFTLOCKUP_PANIC is not set CONFIG_BOOTPARAM_SOFTLOCKUP_PANIC_VALUE=0 +CONFIG_DETECT_HUNG_TASK=y +# CONFIG_BOOTPARAM_HUNG_TASK_PANIC is not set +CONFIG_BOOTPARAM_HUNG_TASK_PANIC_VALUE=0 CONFIG_SCHED_DEBUG=y # CONFIG_SCHEDSTATS is not set # CONFIG_TIMER_STATS is not set @@ -1413,6 +1423,7 @@ CONFIG_SYSCTL_SYSCALL_CHECK=y CONFIG_HAVE_FUNCTION_TRACER=y CONFIG_HAVE_DYNAMIC_FTRACE=y CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y +CONFIG_TRACING_SUPPORT=y # # Tracers @@ -1422,9 +1433,14 @@ CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y # CONFIG_PREEMPT_TRACER is not set # CONFIG_SCHED_TRACER is not set # CONFIG_CONTEXT_SWITCH_TRACER is not set +# CONFIG_EVENT_TRACER is not set # CONFIG_BOOT_TRACER is not set # CONFIG_TRACE_BRANCH_PROFILING is not set # CONFIG_STACK_TRACER is not set +# CONFIG_KMEMTRACE is not set +# CONFIG_WORKQUEUE_TRACER is not set +# CONFIG_BLK_DEV_IO_TRACE is not set +# CONFIG_DMA_API_DEBUG is not set # CONFIG_SAMPLES is not set CONFIG_HAVE_ARCH_KGDB=y # CONFIG_KGDB is not set @@ -1542,6 +1558,7 @@ CONFIG_CRYPTO_DES=y # # CONFIG_CRYPTO_ANSI_CPRNG is not set # CONFIG_CRYPTO_HW is not set +# CONFIG_BINARY_PRINTF is not set # # Library routines diff --git a/arch/sh/include/asm/ptrace.h b/arch/sh/include/asm/ptrace.h index d3f6caa936b0..68e20ff9aa9b 100644 --- a/arch/sh/include/asm/ptrace.h +++ b/arch/sh/include/asm/ptrace.h @@ -9,7 +9,7 @@ struct pt_regs { unsigned long long pc; unsigned long long sr; - unsigned long long syscall_nr; + long long syscall_nr; unsigned long long regs[63]; unsigned long long tregs[8]; unsigned long long pad[2]; diff --git a/arch/sh/kernel/head_32.S b/arch/sh/kernel/head_32.S index 788605ff7088..a78be74b8d3e 100644 --- a/arch/sh/kernel/head_32.S +++ b/arch/sh/kernel/head_32.S @@ -10,6 +10,7 @@ * * Head.S contains the SH exception handlers and startup code. */ +#include <linux/init.h> #include <linux/linkage.h> #include <asm/thread_info.h> @@ -40,7 +41,7 @@ ENTRY(empty_zero_page) 1: .skip PAGE_SIZE - empty_zero_page - 1b - .section .text.head, "ax" + __HEAD /* * Condition at the entry of _stext: diff --git a/arch/sh/kernel/head_64.S b/arch/sh/kernel/head_64.S index 7ccfb995a398..3ea765844c74 100644 --- a/arch/sh/kernel/head_64.S +++ b/arch/sh/kernel/head_64.S @@ -8,6 +8,9 @@ * License. See the file "COPYING" in the main directory of this archive * for more details. */ + +#include <linux/init.h> + #include <asm/page.h> #include <asm/cache.h> #include <asm/tlb.h> @@ -110,7 +113,7 @@ empty_bad_pte_table: fpu_in_use: .quad 0 - .section .text.head, "ax" + __HEAD .balign L1_CACHE_BYTES /* * Condition at the entry of __stext: diff --git a/arch/sh/kernel/vmlinux_32.lds.S b/arch/sh/kernel/vmlinux_32.lds.S index d0b2a715cd14..dd9b2ee1312d 100644 --- a/arch/sh/kernel/vmlinux_32.lds.S +++ b/arch/sh/kernel/vmlinux_32.lds.S @@ -31,7 +31,7 @@ SECTIONS } = 0 .text : { - *(.text.head) + HEAD_TEXT TEXT_TEXT SCHED_TEXT LOCK_TEXT diff --git a/arch/sh/kernel/vmlinux_64.lds.S b/arch/sh/kernel/vmlinux_64.lds.S index 33fa46451406..69664460c688 100644 --- a/arch/sh/kernel/vmlinux_64.lds.S +++ b/arch/sh/kernel/vmlinux_64.lds.S @@ -42,7 +42,7 @@ SECTIONS } = 0 .text : C_PHYS(.text) { - *(.text.head) + HEAD_TEXT TEXT_TEXT *(.text64) *(.text..SHmedia32) diff --git a/arch/sparc/kernel/head_32.S b/arch/sparc/kernel/head_32.S index f0b4b516304f..e91f01a57598 100644 --- a/arch/sparc/kernel/head_32.S +++ b/arch/sparc/kernel/head_32.S @@ -72,7 +72,7 @@ sun4e_notsup: .align 4 /* The Sparc trap table, bootloader gives us control at _start. */ - .section .text.head,"ax" + __HEAD .globl start, _stext, _start, __stext .globl trapbase _start: /* danger danger */ diff --git a/arch/sparc/kernel/vmlinux.lds.S b/arch/sparc/kernel/vmlinux.lds.S index 76267085b13b..fcbbd000ec08 100644 --- a/arch/sparc/kernel/vmlinux.lds.S +++ b/arch/sparc/kernel/vmlinux.lds.S @@ -41,7 +41,7 @@ SECTIONS .text TEXTSTART : { _text = .; - *(.text.head) + HEAD_TEXT TEXT_TEXT SCHED_TEXT LOCK_TEXT diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig index c9086e6307a5..df9e885eee14 100644 --- a/arch/x86/Kconfig +++ b/arch/x86/Kconfig @@ -277,6 +277,7 @@ config SPARSE_IRQ config NUMA_MIGRATE_IRQ_DESC bool "Move irq desc when changing irq smp_affinity" depends on SPARSE_IRQ && NUMA + depends on BROKEN default n ---help--- This enables moving irq_desc to cpu/node that irq will use handled. @@ -664,6 +665,7 @@ config MAXSMP config NR_CPUS int "Maximum number of CPUs" if SMP && !MAXSMP + range 2 8 if SMP && X86_32 && !X86_BIGSMP range 2 512 if SMP && !MAXSMP default "1" if !SMP default "4096" if MAXSMP diff --git a/arch/x86/Makefile b/arch/x86/Makefile index f05d8c91d9e5..8c86b72afdc2 100644 --- a/arch/x86/Makefile +++ b/arch/x86/Makefile @@ -153,7 +153,7 @@ endif boot := arch/x86/boot -BOOT_TARGETS = bzlilo bzdisk fdimage fdimage144 fdimage288 isoimage install +BOOT_TARGETS = bzlilo bzdisk fdimage fdimage144 fdimage288 isoimage PHONY += bzImage $(BOOT_TARGETS) @@ -171,6 +171,10 @@ bzImage: vmlinux $(BOOT_TARGETS): vmlinux $(Q)$(MAKE) $(build)=$(boot) $@ +PHONY += install +install: + $(Q)$(MAKE) $(build)=$(boot) $@ + PHONY += vdso_install vdso_install: $(Q)$(MAKE) $(build)=arch/x86/vdso $@ diff --git a/arch/x86/kernel/apic/io_apic.c b/arch/x86/kernel/apic/io_apic.c index a2789e42e162..30da617d18e4 100644 --- a/arch/x86/kernel/apic/io_apic.c +++ b/arch/x86/kernel/apic/io_apic.c @@ -3670,12 +3670,14 @@ int arch_setup_hpet_msi(unsigned int irq) { int ret; struct msi_msg msg; + struct irq_desc *desc = irq_to_desc(irq); ret = msi_compose_msg(NULL, irq, &msg); if (ret < 0) return ret; hpet_msi_write(irq, &msg); + desc->status |= IRQ_MOVE_PCNTXT; set_irq_chip_and_handler_name(irq, &hpet_msi_type, handle_edge_irq, "edge"); diff --git a/arch/x86/kernel/apic/nmi.c b/arch/x86/kernel/apic/nmi.c index d6bd62407152..ce4fbfa315a1 100644 --- a/arch/x86/kernel/apic/nmi.c +++ b/arch/x86/kernel/apic/nmi.c @@ -138,7 +138,7 @@ int __init check_nmi_watchdog(void) if (!prev_nmi_count) goto error; - alloc_cpumask_var(&backtrace_mask, GFP_KERNEL); + alloc_cpumask_var(&backtrace_mask, GFP_KERNEL|__GFP_ZERO); printk(KERN_INFO "Testing NMI watchdog ... "); #ifdef CONFIG_SMP @@ -414,7 +414,8 @@ nmi_watchdog_tick(struct pt_regs *regs, unsigned reason) touched = 1; } - if (cpumask_test_cpu(cpu, backtrace_mask)) { + /* We can be called before check_nmi_watchdog, hence NULL check. */ + if (backtrace_mask != NULL && cpumask_test_cpu(cpu, backtrace_mask)) { static DEFINE_SPINLOCK(lock); /* Serialise the printks */ spin_lock(&lock); diff --git a/arch/x86/kernel/apic/x2apic_uv_x.c b/arch/x86/kernel/apic/x2apic_uv_x.c index de1a50af807b..2bda69352976 100644 --- a/arch/x86/kernel/apic/x2apic_uv_x.c +++ b/arch/x86/kernel/apic/x2apic_uv_x.c @@ -19,6 +19,7 @@ #include <linux/timer.h> #include <linux/cpu.h> #include <linux/init.h> +#include <linux/io.h> #include <asm/uv/uv_mmrs.h> #include <asm/uv/uv_hub.h> @@ -34,6 +35,17 @@ DEFINE_PER_CPU(int, x2apic_extra_bits); static enum uv_system_type uv_system_type; +static int early_get_nodeid(void) +{ + union uvh_node_id_u node_id; + unsigned long *mmr; + + mmr = early_ioremap(UV_LOCAL_MMR_BASE | UVH_NODE_ID, sizeof(*mmr)); + node_id.v = *mmr; + early_iounmap(mmr, sizeof(*mmr)); + return node_id.s.node_id; +} + static int uv_acpi_madt_oem_check(char *oem_id, char *oem_table_id) { if (!strcmp(oem_id, "SGI")) { @@ -42,6 +54,8 @@ static int uv_acpi_madt_oem_check(char *oem_id, char *oem_table_id) else if (!strcmp(oem_table_id, "UVX")) uv_system_type = UV_X2APIC; else if (!strcmp(oem_table_id, "UVH")) { + __get_cpu_var(x2apic_extra_bits) = + early_get_nodeid() << (UV_APIC_PNODE_SHIFT - 1); uv_system_type = UV_NON_UNIQUE_APIC; return 1; } @@ -638,6 +652,7 @@ void __init uv_system_init(void) if (uv_node_to_blade[nid] >= 0) continue; paddr = node_start_pfn(nid) << PAGE_SHIFT; + paddr = uv_soc_phys_ram_to_gpa(paddr); pnode = (paddr >> m_val) & pnode_mask; blade = boot_pnode_to_blade(pnode); uv_node_to_blade[nid] = blade; diff --git a/arch/x86/kernel/entry_64.S b/arch/x86/kernel/entry_64.S index a331ec38af9e..38946c6e8433 100644 --- a/arch/x86/kernel/entry_64.S +++ b/arch/x86/kernel/entry_64.S @@ -1410,7 +1410,10 @@ ENTRY(paranoid_exit) paranoid_swapgs: TRACE_IRQS_IRETQ 0 SWAPGS_UNSAFE_STACK + RESTORE_ALL 8 + jmp irq_return paranoid_restore: + TRACE_IRQS_IRETQ 0 RESTORE_ALL 8 jmp irq_return paranoid_userspace: diff --git a/arch/x86/kernel/hpet.c b/arch/x86/kernel/hpet.c index 3f0019e0a229..81408b93f887 100644 --- a/arch/x86/kernel/hpet.c +++ b/arch/x86/kernel/hpet.c @@ -236,6 +236,10 @@ static void hpet_stop_counter(void) unsigned long cfg = hpet_readl(HPET_CFG); cfg &= ~HPET_CFG_ENABLE; hpet_writel(cfg, HPET_CFG); +} + +static void hpet_reset_counter(void) +{ hpet_writel(0, HPET_COUNTER); hpet_writel(0, HPET_COUNTER + 4); } @@ -250,6 +254,7 @@ static void hpet_start_counter(void) static void hpet_restart_counter(void) { hpet_stop_counter(); + hpet_reset_counter(); hpet_start_counter(); } @@ -309,7 +314,7 @@ static int hpet_setup_msi_irq(unsigned int irq); static void hpet_set_mode(enum clock_event_mode mode, struct clock_event_device *evt, int timer) { - unsigned long cfg; + unsigned long cfg, cmp, now; uint64_t delta; switch (mode) { @@ -317,12 +322,23 @@ static void hpet_set_mode(enum clock_event_mode mode, hpet_stop_counter(); delta = ((uint64_t)(NSEC_PER_SEC/HZ)) * evt->mult; delta >>= evt->shift; + now = hpet_readl(HPET_COUNTER); + cmp = now + (unsigned long) delta; cfg = hpet_readl(HPET_Tn_CFG(timer)); /* Make sure we use edge triggered interrupts */ cfg &= ~HPET_TN_LEVEL; cfg |= HPET_TN_ENABLE | HPET_TN_PERIODIC | HPET_TN_SETVAL | HPET_TN_32BIT; hpet_writel(cfg, HPET_Tn_CFG(timer)); + hpet_writel(cmp, HPET_Tn_CMP(timer)); + udelay(1); + /* + * HPET on AMD 81xx needs a second write (with HPET_TN_SETVAL + * cleared) to T0_CMP to set the period. The HPET_TN_SETVAL + * bit is automatically cleared after the first write. + * (See AMD-8111 HyperTransport I/O Hub Data Sheet, + * Publication # 24674) + */ hpet_writel((unsigned long) delta, HPET_Tn_CMP(timer)); hpet_start_counter(); hpet_print_config(); diff --git a/arch/x86/kernel/quirks.c b/arch/x86/kernel/quirks.c index e95022e4f5d5..7563b31b4f03 100644 --- a/arch/x86/kernel/quirks.c +++ b/arch/x86/kernel/quirks.c @@ -261,8 +261,6 @@ static void old_ich_force_enable_hpet_user(struct pci_dev *dev) { if (hpet_force_user) old_ich_force_enable_hpet(dev); - else - hpet_print_force_info(); } DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_ESB_1, diff --git a/arch/x86/kernel/uv_time.c b/arch/x86/kernel/uv_time.c index 2ffb6c53326e..583f11d5c480 100644 --- a/arch/x86/kernel/uv_time.c +++ b/arch/x86/kernel/uv_time.c @@ -29,7 +29,7 @@ #define RTC_NAME "sgi_rtc" -static cycle_t uv_read_rtc(void); +static cycle_t uv_read_rtc(struct clocksource *cs); static int uv_rtc_next_event(unsigned long, struct clock_event_device *); static void uv_rtc_timer_setup(enum clock_event_mode, struct clock_event_device *); @@ -123,7 +123,7 @@ static int uv_setup_intr(int cpu, u64 expires) /* Initialize comparator value */ uv_write_global_mmr64(pnode, UVH_INT_CMPB, expires); - return (expires < uv_read_rtc() && !uv_intr_pending(pnode)); + return (expires < uv_read_rtc(NULL) && !uv_intr_pending(pnode)); } /* @@ -256,7 +256,7 @@ static int uv_rtc_unset_timer(int cpu) spin_lock_irqsave(&head->lock, flags); - if (head->next_cpu == bcpu && uv_read_rtc() >= *t) + if (head->next_cpu == bcpu && uv_read_rtc(NULL) >= *t) rc = 1; *t = ULLONG_MAX; @@ -278,7 +278,7 @@ static int uv_rtc_unset_timer(int cpu) /* * Read the RTC. */ -static cycle_t uv_read_rtc(void) +static cycle_t uv_read_rtc(struct clocksource *cs) { return (cycle_t)uv_read_local_mmr(UVH_RTC); } @@ -291,7 +291,7 @@ static int uv_rtc_next_event(unsigned long delta, { int ced_cpu = cpumask_first(ced->cpumask); - return uv_rtc_set_timer(ced_cpu, delta + uv_read_rtc()); + return uv_rtc_set_timer(ced_cpu, delta + uv_read_rtc(NULL)); } /* diff --git a/arch/x86/kernel/xsave.c b/arch/x86/kernel/xsave.c index 0a5b04aa98f1..c5ee17e8c6d9 100644 --- a/arch/x86/kernel/xsave.c +++ b/arch/x86/kernel/xsave.c @@ -89,7 +89,7 @@ int save_i387_xstate(void __user *buf) if (!used_math()) return 0; - clear_used_math(); /* trigger finit */ + if (task_thread_info(tsk)->status & TS_USEDFPU) { /* * Start with clearing the user buffer. This will present a @@ -114,6 +114,8 @@ int save_i387_xstate(void __user *buf) return -1; } + clear_used_math(); /* trigger finit */ + if (task_thread_info(tsk)->status & TS_XSAVE) { struct _fpstate __user *fx = buf; struct _xstate __user *x = buf; diff --git a/arch/x86/mm/numa_32.c b/arch/x86/mm/numa_32.c index 3daefa04ace5..d2530062fe00 100644 --- a/arch/x86/mm/numa_32.c +++ b/arch/x86/mm/numa_32.c @@ -257,7 +257,7 @@ void resume_map_numa_kva(pgd_t *pgd_base) } #endif -static unsigned long calculate_numa_remap_pages(void) +static __init unsigned long calculate_numa_remap_pages(void) { int nid; unsigned long size, reserve_pages = 0; diff --git a/arch/x86/mm/numa_64.c b/arch/x86/mm/numa_64.c index d73aaa892371..2d05a12029dc 100644 --- a/arch/x86/mm/numa_64.c +++ b/arch/x86/mm/numa_64.c @@ -188,6 +188,9 @@ void __init setup_node_bootmem(int nodeid, unsigned long start, const int pgdat_size = roundup(sizeof(pg_data_t), PAGE_SIZE); int nid; + if (!end) + return; + start = roundup(start, ZONE_ALIGN); printk(KERN_INFO "Bootmem setup node %d %016lx-%016lx\n", nodeid, diff --git a/arch/x86/mm/srat_64.c b/arch/x86/mm/srat_64.c index c7d272b8574c..33c5fa57e43d 100644 --- a/arch/x86/mm/srat_64.c +++ b/arch/x86/mm/srat_64.c @@ -28,6 +28,7 @@ int acpi_numa __initdata; static struct acpi_table_slit *acpi_slit; static nodemask_t nodes_parsed __initdata; +static nodemask_t cpu_nodes_parsed __initdata; static struct bootnode nodes[MAX_NUMNODES] __initdata; static struct bootnode nodes_add[MAX_NUMNODES]; static int found_add_area __initdata; @@ -141,6 +142,7 @@ acpi_numa_x2apic_affinity_init(struct acpi_srat_x2apic_cpu_affinity *pa) apic_id = pa->apic_id; apicid_to_node[apic_id] = node; + node_set(node, cpu_nodes_parsed); acpi_numa = 1; printk(KERN_INFO "SRAT: PXM %u -> APIC %u -> Node %u\n", pxm, apic_id, node); @@ -174,6 +176,7 @@ acpi_numa_processor_affinity_init(struct acpi_srat_cpu_affinity *pa) else apic_id = pa->apic_id; apicid_to_node[apic_id] = node; + node_set(node, cpu_nodes_parsed); acpi_numa = 1; printk(KERN_INFO "SRAT: PXM %u -> APIC %u -> Node %u\n", pxm, apic_id, node); @@ -402,7 +405,8 @@ int __init acpi_scan_nodes(unsigned long start, unsigned long end) return -1; } - node_possible_map = nodes_parsed; + /* Account for nodes with cpus and no memory */ + nodes_or(node_possible_map, nodes_parsed, cpu_nodes_parsed); /* Finally register nodes */ for_each_node_mask(i, node_possible_map) diff --git a/arch/xtensa/kernel/head.S b/arch/xtensa/kernel/head.S index 0817f9db836e..d9ddc1ba761c 100644 --- a/arch/xtensa/kernel/head.S +++ b/arch/xtensa/kernel/head.S @@ -19,6 +19,7 @@ #include <asm/page.h> #include <asm/cacheasm.h> +#include <linux/init.h> #include <linux/linkage.h> /* @@ -45,7 +46,7 @@ * instruction. */ - .section .head.text, "ax" + __HEAD .globl _start _start: _j 2f .align 4 diff --git a/arch/xtensa/kernel/vmlinux.lds.S b/arch/xtensa/kernel/vmlinux.lds.S index c1be9a4a740c..5accf51053da 100644 --- a/arch/xtensa/kernel/vmlinux.lds.S +++ b/arch/xtensa/kernel/vmlinux.lds.S @@ -85,8 +85,8 @@ SECTIONS .text : { - /* The .head.text section must be the first section! */ - *(.head.text) + /* The HEAD_TEXT section must be the first section! */ + HEAD_TEXT *(.literal .text) VMLINUX_SYMBOL(__sched_text_start) = .; *(.sched.literal .sched.text) diff --git a/drivers/input/mouse/maplemouse.c b/drivers/input/mouse/maplemouse.c index d196abfb68bc..5f278176eb9b 100644 --- a/drivers/input/mouse/maplemouse.c +++ b/drivers/input/mouse/maplemouse.c @@ -2,8 +2,8 @@ * SEGA Dreamcast mouse driver * Based on drivers/usb/usbmouse.c * - * Copyright Yaegashi Takeshi, 2001 - * Adrian McMenamin, 2008 + * Copyright (c) Yaegashi Takeshi, 2001 + * Copyright (c) Adrian McMenamin, 2008 - 2009 */ #include <linux/kernel.h> @@ -29,7 +29,7 @@ static void dc_mouse_callback(struct mapleq *mq) struct maple_device *mapledev = mq->dev; struct dc_mouse *mse = maple_get_drvdata(mapledev); struct input_dev *dev = mse->dev; - unsigned char *res = mq->recvbuf; + unsigned char *res = mq->recvbuf->buf; buttons = ~res[8]; relx = *(unsigned short *)(res + 12) - 512; @@ -47,7 +47,7 @@ static void dc_mouse_callback(struct mapleq *mq) static int dc_mouse_open(struct input_dev *dev) { - struct dc_mouse *mse = dev->dev.platform_data; + struct dc_mouse *mse = maple_get_drvdata(to_maple_dev(&dev->dev)); maple_getcond_callback(mse->mdev, dc_mouse_callback, HZ/50, MAPLE_FUNC_MOUSE); @@ -57,29 +57,33 @@ static int dc_mouse_open(struct input_dev *dev) static void dc_mouse_close(struct input_dev *dev) { - struct dc_mouse *mse = dev->dev.platform_data; + struct dc_mouse *mse = maple_get_drvdata(to_maple_dev(&dev->dev)); maple_getcond_callback(mse->mdev, dc_mouse_callback, 0, MAPLE_FUNC_MOUSE); } - +/* allow the mouse to be used */ static int __devinit probe_maple_mouse(struct device *dev) { struct maple_device *mdev = to_maple_dev(dev); struct maple_driver *mdrv = to_maple_driver(dev->driver); + int error; struct input_dev *input_dev; struct dc_mouse *mse; - int error; mse = kzalloc(sizeof(struct dc_mouse), GFP_KERNEL); - input_dev = input_allocate_device(); - - if (!mse || !input_dev) { + if (!mse) { error = -ENOMEM; goto fail; } + input_dev = input_allocate_device(); + if (!input_dev) { + error = -ENOMEM; + goto fail_nomem; + } + mse->dev = input_dev; mse->mdev = mdev; @@ -89,25 +93,24 @@ static int __devinit probe_maple_mouse(struct device *dev) BIT_MASK(BTN_RIGHT) | BIT_MASK(BTN_MIDDLE); input_dev->relbit[0] = BIT_MASK(REL_X) | BIT_MASK(REL_Y) | BIT_MASK(REL_WHEEL); - input_dev->name = mdev->product_name; - input_dev->id.bustype = BUS_HOST; input_dev->open = dc_mouse_open; input_dev->close = dc_mouse_close; + input_dev->name = mdev->product_name; + input_dev->id.bustype = BUS_HOST; + error = input_register_device(input_dev); + if (error) + goto fail_register; mdev->driver = mdrv; maple_set_drvdata(mdev, mse); - error = input_register_device(input_dev); - if (error) - goto fail; - - return 0; + return error; -fail: +fail_register: input_free_device(input_dev); - maple_set_drvdata(mdev, NULL); +fail_nomem: kfree(mse); - mdev->driver = NULL; +fail: return error; } diff --git a/include/asm-generic/vmlinux.lds.h b/include/asm-generic/vmlinux.lds.h index 7fa660fd449c..eaa06ef6f7d9 100644 --- a/include/asm-generic/vmlinux.lds.h +++ b/include/asm-generic/vmlinux.lds.h @@ -1,3 +1,5 @@ +#include <linux/section-names.h> + #ifndef LOAD_OFFSET #define LOAD_OFFSET 0 #endif @@ -331,7 +333,7 @@ #endif /* Section used for early init (in .S files) */ -#define HEAD_TEXT *(.head.text) +#define HEAD_TEXT *(HEAD_TEXT_SECTION) /* init and exit section handling */ #define INIT_DATA \ diff --git a/include/linux/init.h b/include/linux/init.h index f121a7a10c3d..20a1334e34e9 100644 --- a/include/linux/init.h +++ b/include/linux/init.h @@ -2,6 +2,8 @@ #define _LINUX_INIT_H #include <linux/compiler.h> +#include <linux/section-names.h> +#include <linux/stringify.h> /* These macros are used to mark some functions or * initialized data (doesn't apply to uninitialized data) @@ -107,7 +109,7 @@ #define __memexitconst __section(.memexit.rodata) /* For assembly routines */ -#define __HEAD .section ".head.text","ax" +#define __HEAD .section __stringify(HEAD_TEXT_SECTION),"ax" #define __INIT .section ".init.text","ax" #define __FINIT .previous diff --git a/include/linux/section-names.h b/include/linux/section-names.h new file mode 100644 index 000000000000..c956f4eb2adf --- /dev/null +++ b/include/linux/section-names.h @@ -0,0 +1,6 @@ +#ifndef __LINUX_SECTION_NAMES_H +#define __LINUX_SECTION_NAMES_H + +#define HEAD_TEXT_SECTION .head.text + +#endif /* !__LINUX_SECTION_NAMES_H */ diff --git a/kernel/irq/manage.c b/kernel/irq/manage.c index 7e2e7dd4cd2f..2734eca59243 100644 --- a/kernel/irq/manage.c +++ b/kernel/irq/manage.c @@ -109,10 +109,9 @@ int irq_set_affinity(unsigned int irq, const struct cpumask *cpumask) spin_lock_irqsave(&desc->lock, flags); #ifdef CONFIG_GENERIC_PENDING_IRQ - if (desc->status & IRQ_MOVE_PCNTXT || desc->status & IRQ_DISABLED) { - cpumask_copy(desc->affinity, cpumask); + if (desc->status & IRQ_MOVE_PCNTXT) desc->chip->set_affinity(irq, cpumask); - } else { + else { desc->status |= IRQ_MOVE_PENDING; cpumask_copy(desc->pending_mask, cpumask); } diff --git a/kernel/lockdep.c b/kernel/lockdep.c index b0f011866969..accb40cdb12a 100644 --- a/kernel/lockdep.c +++ b/kernel/lockdep.c @@ -2490,13 +2490,20 @@ static int mark_lock(struct task_struct *curr, struct held_lock *this, void lockdep_init_map(struct lockdep_map *lock, const char *name, struct lock_class_key *key, int subclass) { - if (unlikely(!debug_locks)) + lock->class_cache = NULL; +#ifdef CONFIG_LOCK_STAT + lock->cpu = raw_smp_processor_id(); +#endif + + if (DEBUG_LOCKS_WARN_ON(!name)) { + lock->name = "NULL"; return; + } + + lock->name = name; if (DEBUG_LOCKS_WARN_ON(!key)) return; - if (DEBUG_LOCKS_WARN_ON(!name)) - return; /* * Sanity check, the lock-class key must be persistent: */ @@ -2505,12 +2512,11 @@ void lockdep_init_map(struct lockdep_map *lock, const char *name, DEBUG_LOCKS_WARN_ON(1); return; } - lock->name = name; lock->key = key; - lock->class_cache = NULL; -#ifdef CONFIG_LOCK_STAT - lock->cpu = raw_smp_processor_id(); -#endif + + if (unlikely(!debug_locks)) + return; + if (subclass) register_lock_class(lock, subclass, 1); } diff --git a/kernel/panic.c b/kernel/panic.c index 934fb377f4b3..3dcaa1661357 100644 --- a/kernel/panic.c +++ b/kernel/panic.c @@ -221,7 +221,7 @@ void add_taint(unsigned flag) * post-warning case. */ if (flag != TAINT_CRAP && flag != TAINT_WARN && __debug_locks_off()) - printk(KERN_WARNING "Disabling lockdep due to kernel taint\n"); + printk(KERN_WARNING "Disabling lock debugging due to kernel taint\n"); set_bit(flag, &tainted_mask); } diff --git a/kernel/ptrace.c b/kernel/ptrace.c index dfcd83ceee3b..0692ab5a0d67 100644 --- a/kernel/ptrace.c +++ b/kernel/ptrace.c @@ -188,7 +188,7 @@ int ptrace_attach(struct task_struct *task) /* Protect exec's credential calculations against our interference; * SUID, SGID and LSM creds get determined differently under ptrace. */ - retval = mutex_lock_interruptible(¤t->cred_exec_mutex); + retval = mutex_lock_interruptible(&task->cred_exec_mutex); if (retval < 0) goto out; @@ -232,7 +232,7 @@ repeat: bad: write_unlock_irqrestore(&tasklist_lock, flags); task_unlock(task); - mutex_unlock(¤t->cred_exec_mutex); + mutex_unlock(&task->cred_exec_mutex); out: return retval; } |