Skip to main content

Browse the archive

Revision 0e041fb5369975c183d22ffeb156ea0dae760088 authored by Allen Hubbe on 19 May 2015, 16:04:52 UTC, committed by Jon Mason on 04 July 2015, 18:09:19 UTC 
NTB: Use NUMA memory in Intel driver
 
Allocate memory for the NUMA node of the NTB device.

Signed-off-by: Allen Hubbe <Allen.Hubbe@emc.com>
Signed-off-by: Jon Mason <jdmason@kudzu.us>
1 parent 1199aa6
Raw File
lcm.c 
#include <linux/compiler.h>
#include <linux/gcd.h>
#include <linux/export.h>
#include <linux/lcm.h>

/* Lowest common multiple */
unsigned long lcm(unsigned long a, unsigned long b)
{
	if (a && b)
		return (a / gcd(a, b)) * b;
	else
		return 0;
}
EXPORT_SYMBOL_GPL(lcm);

unsigned long lcm_not_zero(unsigned long a, unsigned long b)
{
	unsigned long l = lcm(a, b);

	if (l)
		return l;

	return (b ? : a);
}
EXPORT_SYMBOL_GPL(lcm_not_zero);
back to top