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| author | Namhyung Kim <namhyung@kernel.org> | 2014-01-09 18:00:53 +0400 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2014-01-13 17:06:26 +0400 |
| commit | 835d44b9041e578e3e553a57dfffc7003605c93b (patch) | |
| tree | 590da5c984c1d43d2092b135fbeb097e70c3ab68 /tools/include | |
| parent | 8a625c1f61f3dd5e4ea4b5b642650416aa101ce5 (diff) | |
| download | linux-835d44b9041e578e3e553a57dfffc7003605c93b.tar.xz | |
tools include: Define likely/unlikely in linux/compiler.h
Signed-off-by: Namhyung Kim <namhyung@kernel.org>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Namhyung Kim <namhyung.kim@lge.com>
Cc: Steven Rostedt <rostedt@goodmis.org>
Link: http://lkml.kernel.org/r/1389276059-8829-3-git-send-email-namhyung@kernel.org
[ Added the new header to tools/perf/MANIFEST ]
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/include')
| -rw-r--r-- | tools/include/linux/compiler.h | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/tools/include/linux/compiler.h b/tools/include/linux/compiler.h index 0135ccf2a00c..fbc6665c6d53 100644 --- a/tools/include/linux/compiler.h +++ b/tools/include/linux/compiler.h @@ -27,4 +27,12 @@ # define __weak __attribute__((weak)) #endif +#ifndef likely +# define likely(x) __builtin_expect(!!(x), 1) +#endif + +#ifndef unlikely +# define unlikely(x) __builtin_expect(!!(x), 0) +#endif + #endif /* _TOOLS_LINUX_COMPILER_H */ |