[PATCH] watchdog: NUMA affine kthreads

[Eric Dumazet]

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

Signed-off-by: Eric Dumazet <eric.dumazet@xxxxxxxxx>
CC: Don Zickus <dzickus@xxxxxxxxxx>
CC: Peter Zijlstra <a.p.zijlstra@xxxxxxxxx>
---
 kernel/watchdog.c |    3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/kernel/watchdog.c b/kernel/watchdog.c
index 36491cd..14cabcd 100644
--- a/kernel/watchdog.c
+++ b/kernel/watchdog.c
@@ -438,7 +438,8 @@ 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) {


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