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watchdog: Make the kthreads NUMA affine 

Watchdog kthreads can use kthread_create_on_node() to NUMA affine their
stack and task_struct.

Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: Don Zickus <dzickus@redhat.com>
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/r/1312394344-18815-1-git-send-email-dzickus@redhat.com
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Eric Dumazet 2011-08-03 13:59:04 -04:00 committed by Ingo Molnar
parent 7e5b2a01d2
commit 18e5a45db3
1 changed files with 1 additions and 1 deletions
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2
kernel/watchdog.c
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@ -438,7 +438,7 @@ static int watchdog_enable(int cpu)
/* create the watchdog thread */
if (!p) {
p = kthread_create(watchdog, (void *)(unsigned long)cpu, "watchdog/%d", cpu);
p = kthread_create_on_node(watchdog, NULL, cpu_to_node(cpu), "watchdog/%d", cpu);
if (IS_ERR(p)) {
printk(KERN_ERR "softlockup watchdog for %i failed\n", cpu);
if (!err) {