nt9856x/BSP/linux-kernel/tools/include/asm-generic/bitops/__ffz.h
2023-03-28 15:07:53 +08:00

13 lines
286 B
C

#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_ */