1/* SPDX-License-Identifier: GPL-2.0 */
2#ifndef _ASM_GENERIC_BITOPS_BUILTIN___FFS_H_
3#define _ASM_GENERIC_BITOPS_BUILTIN___FFS_H_
4
5/**
6 * __ffs - find first bit in word.
7 * @word: The word to search
8 *
9 * Undefined if no bit exists, so code should check against 0 first.
10 */
11static __always_inline unsigned long __ffs(unsigned long word)
12{
13	return __builtin_ctzl(word);
14}
15
16#endif
17