div64-generic.c 241 B

12345678910111213141516171819
  1. /*
  2. * Generic __div64_32 wrapper for __xdiv64_32.
  3. */
  4. #include <linux/types.h>
  5. extern u64 __xdiv64_32(u64 n, u32 d);
  6. u64 __div64_32(u64 *xp, u32 y)
  7. {
  8. u64 rem;
  9. u64 q = __xdiv64_32(*xp, y);
  10. rem = *xp - q * y;
  11. *xp = q;
  12. return rem;
  13. }