diff options
author | Paul Mundt <lethal@linux-sh.org> | 2010-05-20 11:57:38 +0900 |
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committer | Paul Mundt <lethal@linux-sh.org> | 2010-05-20 11:57:38 +0900 |
commit | ffee72d4681c8777918268a96aef42bdeb6c367b (patch) | |
tree | 4baf91483886d561c198ed0524ab54b783273e86 /lib/lcm.c | |
parent | fb54d268329846aa13b2bc44a64d90e9b7131192 (diff) | |
parent | f72caf7e496465182eeda842ac66a5e75404ddf1 (diff) |
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6
Diffstat (limited to 'lib/lcm.c')
-rw-r--r-- | lib/lcm.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/lib/lcm.c b/lib/lcm.c new file mode 100644 index 000000000000..157cd88a6ffc --- /dev/null +++ b/lib/lcm.c @@ -0,0 +1,15 @@ +#include <linux/kernel.h> +#include <linux/gcd.h> +#include <linux/module.h> + +/* Lowest common multiple */ +unsigned long lcm(unsigned long a, unsigned long b) +{ + if (a && b) + return (a * b) / gcd(a, b); + else if (b) + return b; + + return a; +} +EXPORT_SYMBOL_GPL(lcm); |