Content - 6744bd4cdf465733899110a54073e6398cdbc8cc - ce9a69c/include/asm-generic/bitops/ffz.h

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https://github.com/torvalds/linux

02 December 2023, 22:23:51 UTC

Tip revision: 39403865d2e4590802553370a56c9ab93131e4ee authored by Linus Torvalds on 13 May 2007, 01:45:56 UTC
Linux 2.6.22-rc1

Tip revision: 3940386

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_ */