tools/testing/radix-tree/linux/bitops/fls64.h

   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_ */