https://github.com/torvalds/linux
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Tip revision: cc016448b0bf0764928275d034e367753bde8162 authored by Linus Torvalds on 14 December 2006, 01:14:23 UTC
Linux v2.6.20-rc1
Tip revision: cc01644
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_ */
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