Linux kernel mirror (for testing) git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel os linux
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at v3.5-rc1 11 lines 218 B view raw
1#include <asm/div64.h> 2#include <linux/reciprocal_div.h> 3#include <linux/export.h> 4 5u32 reciprocal_value(u32 k) 6{ 7 u64 val = (1LL << 32) + (k - 1); 8 do_div(val, k); 9 return (u32)val; 10} 11EXPORT_SYMBOL(reciprocal_value);