Linux 4.14.5
[linux/fpc-iii.git] / include / asm-generic / bitops / builtin-__ffs.h
blob87024da44d10c8625113502766f410beaa1f48cd
1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef _ASM_GENERIC_BITOPS_BUILTIN___FFS_H_
3 #define _ASM_GENERIC_BITOPS_BUILTIN___FFS_H_
5 /**
6 * __ffs - find first bit in word.
7 * @word: The word to search
9 * Undefined if no bit exists, so code should check against 0 first.
11 static __always_inline unsigned long __ffs(unsigned long word)
13 return __builtin_ctzl(word);
16 #endif