diff options
| author | Arnaldo Carvalho de Melo <acme@redhat.com> | 2016-01-08 11:26:43 -0300 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2016-01-08 12:35:41 -0300 |
| commit | 64af4e0da419ef9e9db0d34a3b5836adbf90a5e8 (patch) | |
| tree | e22b8af5c7a2bd592c64b6b4fb6dc8094aa73be1 /tools/perf/util/include | |
| parent | 552eb975b83756e3d95aeb5edaeb5c3c032b0021 (diff) | |
tools lib: Sync tools/lib/find_bit.c with the kernel
Need to move the bitmap.[ch] things from tools/perf/ to tools/lib, will
be done in the next patches.
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Borislav Petkov <bp@suse.de>
Cc: David Ahern <dsahern@gmail.com>
Cc: George Spelvin <linux@horizon.com
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Rasmus Villemoes <linux@rasmusvillemoes.dk>
Cc: Wang Nan <wangnan0@huawei.com>
Cc: Yury Norov <yury.norov@gmail.com>
Link: http://lkml.kernel.org/n/tip-5fys65wkd7gu8j7a7xgukc5t@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/util/include')
| -rw-r--r-- | tools/perf/util/include/linux/bitmap.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/tools/perf/util/include/linux/bitmap.h b/tools/perf/util/include/linux/bitmap.h index 40bd21488032..28f5493da491 100644 --- a/tools/perf/util/include/linux/bitmap.h +++ b/tools/perf/util/include/linux/bitmap.h @@ -11,6 +11,8 @@ int __bitmap_weight(const unsigned long *bitmap, int bits); void __bitmap_or(unsigned long *dst, const unsigned long *bitmap1, const unsigned long *bitmap2, int bits); +#define BITMAP_FIRST_WORD_MASK(start) (~0UL << ((start) & (BITS_PER_LONG - 1))) + #define BITMAP_LAST_WORD_MASK(nbits) \ ( \ ((nbits) % BITS_PER_LONG) ? \ |