reciprocal_div.c 159 B

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  1. #include <asm/div64.h>
  2. #include <linux/reciprocal_div.h>
  3. u32 reciprocal_value(u32 k)
  4. {
  5. u64 val = (1LL << 32) + (k - 1);
  6. do_div(val, k);
  7. return (u32)val;
  8. }