https://github.com/torvalds/linux
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Tip revision: 724e6d3fe8003c3f60bf404bf22e4e331327c596 authored by Linus Torvalds on 12 February 2010, 19:07:45 UTC
Linux 2.6.33-rc8
Tip revision: 724e6d3
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;
}
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