Content - 6a3bd48fa2a06e500d6695ac936a6ff4143775e4 - 42d5e31/lib/reciprocal_div.c

swh:1:snp:77163734605b0ec556b01d897b7bb4a7e30d46b6

Tip revision: 85e2efbb1db9a18d218006706d6e4fbeb0216213 authored by Linus Torvalds on 16 February 2011, 03:23:45 UTC
Linux 2.6.38-rc5

Tip revision: 85e2efb

reciprocal_div.c

#include <asm/div64.h>
#include <linux/reciprocal_div.h>

u32 reciprocal_value(u32 k)
{
	u64 val = (1LL << 32) + (k - 1);
	do_div(val, k);
	return (u32)val;
}