Edit File: ffz.h
#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_ */