1#include <linux/kernel.h> 2#include <linux/gcd.h> 3#include <linux/export.h> 4#include <linux/lcm.h> 5 6/* Lowest common multiple */ 7unsigned long lcm(unsigned long a, unsigned long b) 8{ 9 if (a && b) 10 return (a * b) / gcd(a, b); 11 else if (b) 12 return b; 13 14 return a; 15} 16EXPORT_SYMBOL_GPL(lcm); 17