diff options
| author | Arnaldo Carvalho de Melo <acme@redhat.com> | 2014-12-16 13:53:27 (GMT) |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2014-12-17 14:16:25 (GMT) |
| commit | 88bcea43fdad515074f03aee75616f6562cb8b95 (patch) | |
| tree | 79a9f1755ef577a39a868c58839d8f3a49bb8922 /tools/perf/util | |
| parent | 23e1a358e81017759714cb413a0e930d4f892563 (diff) | |
| download | linux-88bcea43fdad515074f03aee75616f6562cb8b95.tar.xz | |
tools: Introduce asm-generic/bitops.h
In preparation for moving linux/bitops.h from tools/perf/util/ to
tools/include/.
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Borislav Petkov <bp@suse.de>
Cc: David Ahern <dsahern@gmail.com>
Cc: Don Zickus <dzickus@redhat.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
Link: http://lkml.kernel.org/n/tip-2wuk8vahl7voz0ie55f07c9k@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/util')
| -rw-r--r-- | tools/perf/util/include/linux/bitops.h | 17 |
1 files changed, 10 insertions, 7 deletions
diff --git a/tools/perf/util/include/linux/bitops.h b/tools/perf/util/include/linux/bitops.h index 292aade..5237bc9 100644 --- a/tools/perf/util/include/linux/bitops.h +++ b/tools/perf/util/include/linux/bitops.h @@ -1,5 +1,5 @@ -#ifndef _PERF_LINUX_BITOPS_H_ -#define _PERF_LINUX_BITOPS_H_ +#ifndef _TOOLS_LINUX_BITOPS_H_ +#define _TOOLS_LINUX_BITOPS_H_ #include <linux/kernel.h> #include <linux/compiler.h> @@ -19,6 +19,14 @@ #define BITS_TO_U32(nr) DIV_ROUND_UP(nr, BITS_PER_BYTE * sizeof(u32)) #define BITS_TO_BYTES(nr) DIV_ROUND_UP(nr, BITS_PER_BYTE) +/* + * Include this here because some architectures need generic_ffs/fls in + * scope + * + * XXX: this needs to be asm/bitops.h, when we get to per arch optimizations + */ +#include <asm-generic/bitops.h> + #define for_each_set_bit(bit, addr, size) \ for ((bit) = find_first_bit((addr), (size)); \ (bit) < (size); \ @@ -30,14 +38,9 @@ (bit) < (size); \ (bit) = find_next_bit((addr), (size), (bit) + 1)) -#include <asm-generic/bitops/atomic.h> - static inline unsigned long hweight_long(unsigned long w) { return sizeof(w) == 4 ? hweight32(w) : hweight64(w); } -#include <asm-generic/bitops/__ffs.h> -#include <asm-generic/bitops/find.h> - #endif |