https://github.com/torvalds/linux
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Tip revision: 0ee5623f9a6e52df90a78bd21179f8ab370e102e authored by Linus Torvalds on 04 May 2011, 02:59:13 UTC
Linux 2.6.39-rc6
Tip revision: 0ee5623
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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