diff options
author | Ingo Molnar <mingo@elte.hu> | 2009-06-17 13:06:17 +0200 |
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committer | Ingo Molnar <mingo@elte.hu> | 2009-06-17 13:06:17 +0200 |
commit | a3d06cc6aa3e765dc2bf98626f87272dcf641dca (patch) | |
tree | aa3e49b58f08d6c0ea55cdca4fb5e6c8ba6ae333 /arch/x86/include/asm/string_32.h | |
parent | 0990b1c65729012a63e0eeca93aaaafea4e9a064 (diff) | |
parent | 65795efbd380a832ae508b04dba8f8e53f0b84d9 (diff) |
Merge branch 'linus' into perfcounters/core
Conflicts:
arch/x86/include/asm/kmap_types.h
include/linux/mm.h
include/asm-generic/kmap_types.h
Merge reason: We crossed changes with kmap_types.h cleanups in mainline.
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/x86/include/asm/string_32.h')
-rw-r--r-- | arch/x86/include/asm/string_32.h | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/arch/x86/include/asm/string_32.h b/arch/x86/include/asm/string_32.h index 0e0e3ba827f..c86f452256d 100644 --- a/arch/x86/include/asm/string_32.h +++ b/arch/x86/include/asm/string_32.h @@ -177,10 +177,18 @@ static inline void *__memcpy3d(void *to, const void *from, size_t len) * No 3D Now! */ +#ifndef CONFIG_KMEMCHECK #define memcpy(t, f, n) \ (__builtin_constant_p((n)) \ ? __constant_memcpy((t), (f), (n)) \ : __memcpy((t), (f), (n))) +#else +/* + * kmemcheck becomes very happy if we use the REP instructions unconditionally, + * because it means that we know both memory operands in advance. + */ +#define memcpy(t, f, n) __memcpy((t), (f), (n)) +#endif #endif |