include/linux/bitops_compat.h

   1 #ifndef _SPL_BITOPS_COMPAT_H
   2 #define _SPL_BITOPS_COMPAT_H
   3
   4 #include <linux/bitops.h>
   5
   6 #ifndef HAVE_FLS64
   7
   8 static inline int fls64(__u64 x)
   9 {
  10        __u32 h = x >> 32;
  11        if (h)
  12                return fls(h) + 32;
  13        return fls(x);
  14 }
  15
  16 #endif /* HAVE_FLS64 */
  17
  18 #endif /* _SPL_BITOPS_COMPAT_H */
  19