writeback: safer lock nesting
[linux/fpc-iii.git] / include / asm-generic / bitops / ffz.h
blob0d010085fdecf824398353aa3116a6cf9556e921
1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef _ASM_GENERIC_BITOPS_FFZ_H_
3 #define _ASM_GENERIC_BITOPS_FFZ_H_
5 /*
6 * ffz - find first zero in word.
7 * @word: The word to search
9 * Undefined if no zero exists, so code should check against ~0UL first.
11 #define ffz(x) __ffs(~(x))
13 #endif /* _ASM_GENERIC_BITOPS_FFZ_H_ */