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 set 7 * @x: the word to search 8 * 9 * This is defined the same way as 10 * the libc and compiler builtin ffs routines, therefore 11 * differs in spirit from the above ffz (man ffs). 12 */ 13 static __always_inline int ffs(int x) 14 { 15 return __builtin_ffs(x); 16 } 17 18 #endif 19