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-rw-r--r--kernel/watchdog.c7
1 files changed, 3 insertions, 4 deletions
diff --git a/kernel/watchdog.c b/kernel/watchdog.c
index 14bc092fb12c..203fc6e1a285 100644
--- a/kernel/watchdog.c
+++ b/kernel/watchdog.c
@@ -319,11 +319,9 @@ static enum hrtimer_restart watchdog_timer_fn(struct hrtimer *hrtimer)
*/
static int watchdog(void *unused)
{
- struct sched_param param = { .sched_priority = MAX_RT_PRIO-1 };
+ struct sched_param param = { .sched_priority = 0 };
struct hrtimer *hrtimer = &__raw_get_cpu_var(watchdog_hrtimer);
- sched_setscheduler(current, SCHED_FIFO, &param);
-
/* initialize timestamp */
__touch_watchdog();
@@ -350,7 +348,6 @@ static int watchdog(void *unused)
set_current_state(TASK_INTERRUPTIBLE);
}
__set_current_state(TASK_RUNNING);
- param.sched_priority = 0;
sched_setscheduler(current, SCHED_NORMAL, &param);
return 0;
}
@@ -439,6 +436,7 @@ static int watchdog_enable(int cpu)
/* create the watchdog thread */
if (!p) {
+ struct sched_param param = { .sched_priority = MAX_RT_PRIO-1 };
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);
@@ -450,6 +448,7 @@ static int watchdog_enable(int cpu)
}
goto out;
}
+ sched_setscheduler(p, SCHED_FIFO, &param);
kthread_bind(p, cpu);
per_cpu(watchdog_touch_ts, cpu) = 0;
per_cpu(softlockup_watchdog, cpu) = p;