diff options
author | Dmitry Torokhov <dtor_core@ameritech.net> | 2006-04-02 00:08:05 -0500 |
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committer | Dmitry Torokhov <dtor_core@ameritech.net> | 2006-04-02 00:08:05 -0500 |
commit | 95d465fd750897ab32462a6702fbfe1b122cbbc0 (patch) | |
tree | 65c38b2f11c51bb6932e44dd6c92f15b0091abfe /include/asm-generic/bitops/ffz.h | |
parent | 642fde17dceceb56c7ba2762733ac688666ae657 (diff) | |
parent | 683aa4012f53b2ada0f430487e05d37b0d94e90a (diff) |
Manual merge with Linus.
Conflicts:
arch/powerpc/kernel/setup-common.c
drivers/input/keyboard/hil_kbd.c
drivers/input/mouse/hil_ptr.c
Diffstat (limited to 'include/asm-generic/bitops/ffz.h')
-rw-r--r-- | include/asm-generic/bitops/ffz.h | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/include/asm-generic/bitops/ffz.h b/include/asm-generic/bitops/ffz.h new file mode 100644 index 00000000000..6744bd4cdf4 --- /dev/null +++ b/include/asm-generic/bitops/ffz.h @@ -0,0 +1,12 @@ +#ifndef _ASM_GENERIC_BITOPS_FFZ_H_ +#define _ASM_GENERIC_BITOPS_FFZ_H_ + +/* + * ffz - find first zero in word. + * @word: The word to search + * + * Undefined if no zero exists, so code should check against ~0UL first. + */ +#define ffz(x) __ffs(~(x)) + +#endif /* _ASM_GENERIC_BITOPS_FFZ_H_ */ |