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linux-next/lib/reciprocal_div.c

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2006-12-13 16:34:27 +08:00
#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;
}