changeset 0 | aa628870c1d3 |
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/include/asm-generic/bitops/ffz.h Sun Jan 11 20:20:11 2009 +0100 @@ -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_ */