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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2011-01-28 06:43:41 +1000 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-01-28 06:43:41 +1000 |
| commit | f7b548fa3d74f0db9af4fd41fbef973231d384fd (patch) | |
| tree | ef4eee8f3b293599e378e30c58903eab425ecb49 /arch/x86/include/asm/percpu.h | |
| parent | 95f9354b4cd23902e0556348325366378cb5e621 (diff) | |
| parent | 889a7a6a5d5e64063effd40056bdc7b8fb336bd1 (diff) | |
| download | blackbird-op-linux-f7b548fa3d74f0db9af4fd41fbef973231d384fd.tar.gz blackbird-op-linux-f7b548fa3d74f0db9af4fd41fbef973231d384fd.zip | |
Merge branch 'x86-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip
* 'x86-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip:
percpu, x86: Fix percpu_xchg_op()
x86: Remove left over system_64.h
x86-64: Don't use pointer to out-of-scope variable in dump_trace()
Diffstat (limited to 'arch/x86/include/asm/percpu.h')
| -rw-r--r-- | arch/x86/include/asm/percpu.h | 24 |
1 files changed, 12 insertions, 12 deletions
diff --git a/arch/x86/include/asm/percpu.h b/arch/x86/include/asm/percpu.h index 3788f4649db4..7e172955ee57 100644 --- a/arch/x86/include/asm/percpu.h +++ b/arch/x86/include/asm/percpu.h @@ -273,34 +273,34 @@ do { \ typeof(var) pxo_new__ = (nval); \ switch (sizeof(var)) { \ case 1: \ - asm("\n1:mov "__percpu_arg(1)",%%al" \ - "\n\tcmpxchgb %2, "__percpu_arg(1) \ + asm("\n\tmov "__percpu_arg(1)",%%al" \ + "\n1:\tcmpxchgb %2, "__percpu_arg(1) \ "\n\tjnz 1b" \ - : "=a" (pxo_ret__), "+m" (var) \ + : "=&a" (pxo_ret__), "+m" (var) \ : "q" (pxo_new__) \ : "memory"); \ break; \ case 2: \ - asm("\n1:mov "__percpu_arg(1)",%%ax" \ - "\n\tcmpxchgw %2, "__percpu_arg(1) \ + asm("\n\tmov "__percpu_arg(1)",%%ax" \ + "\n1:\tcmpxchgw %2, "__percpu_arg(1) \ "\n\tjnz 1b" \ - : "=a" (pxo_ret__), "+m" (var) \ + : "=&a" (pxo_ret__), "+m" (var) \ : "r" (pxo_new__) \ : "memory"); \ break; \ case 4: \ - asm("\n1:mov "__percpu_arg(1)",%%eax" \ - "\n\tcmpxchgl %2, "__percpu_arg(1) \ + asm("\n\tmov "__percpu_arg(1)",%%eax" \ + "\n1:\tcmpxchgl %2, "__percpu_arg(1) \ "\n\tjnz 1b" \ - : "=a" (pxo_ret__), "+m" (var) \ + : "=&a" (pxo_ret__), "+m" (var) \ : "r" (pxo_new__) \ : "memory"); \ break; \ case 8: \ - asm("\n1:mov "__percpu_arg(1)",%%rax" \ - "\n\tcmpxchgq %2, "__percpu_arg(1) \ + asm("\n\tmov "__percpu_arg(1)",%%rax" \ + "\n1:\tcmpxchgq %2, "__percpu_arg(1) \ "\n\tjnz 1b" \ - : "=a" (pxo_ret__), "+m" (var) \ + : "=&a" (pxo_ret__), "+m" (var) \ : "r" (pxo_new__) \ : "memory"); \ break; \ |
