kernel_optimize_test/lib/lcm.c
H Hartley Sweeten 72d39508e4 lib/lcm.c: quiet sparse noise
The symbol 'lcm' is exported to the kernel (EXPORT_SYMBOL_GPL).
Pick up it's definition in <linux/lcm.h> to quiet the sparse noise:

  warning: symbol 'lcm' was not declared. Should it be static?

Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2011-07-25 20:57:15 -07:00

17 lines
288 B
C

#include <linux/kernel.h>
#include <linux/gcd.h>
#include <linux/module.h>
#include <linux/lcm.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);