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| author | Ingo Molnar <mingo@elte.hu> | 2009-08-02 14:11:26 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2009-08-02 14:23:57 +0200 |
| commit | 8e9ed8b02490fea577b1eb1704c05bf43c891ed7 (patch) | |
| tree | 3c0cc5dd498abcf0cc894e85509c131a0dde9a43 /tools/perf/perf.h | |
| parent | 716a42348cdaf04534b15fbdc9c83e25baebfed5 (diff) | |
| parent | 07903af152b0597d94e9b0030746b63c4664e787 (diff) | |
| download | lwn-8e9ed8b02490fea577b1eb1704c05bf43c891ed7.tar.gz lwn-8e9ed8b02490fea577b1eb1704c05bf43c891ed7.zip | |
Merge branch 'sched/urgent' into sched/core
Merge reason: avoid upcoming patch conflict.
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'tools/perf/perf.h')
| -rw-r--r-- | tools/perf/perf.h | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/tools/perf/perf.h b/tools/perf/perf.h index 63e67cc5487b..e5148e2b6134 100644 --- a/tools/perf/perf.h +++ b/tools/perf/perf.h @@ -1,7 +1,13 @@ #ifndef _PERF_PERF_H #define _PERF_PERF_H -#if defined(__x86_64__) || defined(__i386__) +#if defined(__i386__) +#include "../../arch/x86/include/asm/unistd.h" +#define rmb() asm volatile("lock; addl $0,0(%%esp)" ::: "memory") +#define cpu_relax() asm volatile("rep; nop" ::: "memory"); +#endif + +#if defined(__x86_64__) #include "../../arch/x86/include/asm/unistd.h" #define rmb() asm volatile("lfence" ::: "memory") #define cpu_relax() asm volatile("rep; nop" ::: "memory"); |