1 #ifndef _ASM_GENERIC_BITOPS_FLS64_H_ 2 #define _ASM_GENERIC_BITOPS_FLS64_H_ 3 4 #include <asm/types.h> 5 6 static inline int fls64(__u64 x) 7 { 8 __u32 h = x >> 32; 9 if (h) 10 return fls(h) + 32; 11 return fls(x); 12 } 13 14 #endif /* _ASM_GENERIC_BITOPS_FLS64_H_ */ 15