diff options
| author | Yuval Adam <_@yuv.al> | 2017-08-30 08:25:59 +0000 |
|---|---|---|
| committer | Yuval Adam <_@yuv.al> | 2017-08-30 08:25:59 +0000 |
| commit | 8e4bff4cab0ddac6060645b0715210484d02ff40 (patch) | |
| tree | 3a5c3024371a04692a3a6d9974d001cdff8ebf84 /include/asm-generic/bitops/builtin-ffs.h | |
Diffstat (limited to 'include/asm-generic/bitops/builtin-ffs.h')
| -rw-r--r-- | include/asm-generic/bitops/builtin-ffs.h | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/include/asm-generic/bitops/builtin-ffs.h b/include/asm-generic/bitops/builtin-ffs.h new file mode 100644 index 00000000..06482582 --- /dev/null +++ b/include/asm-generic/bitops/builtin-ffs.h @@ -0,0 +1,17 @@ +#ifndef _ASM_GENERIC_BITOPS_BUILTIN_FFS_H_ +#define _ASM_GENERIC_BITOPS_BUILTIN_FFS_H_ + +/** + * ffs - find first bit set + * @x: the word to search + * + * This is defined the same way as + * the libc and compiler builtin ffs routines, therefore + * differs in spirit from the above ffz (man ffs). + */ +static __always_inline int ffs(int x) +{ + return __builtin_ffs(x); +} + +#endif |
