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-rw-r--r--kernel/softirq.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/kernel/softirq.c b/kernel/softirq.c
index 73217a9e2875..8de267790166 100644
--- a/kernel/softirq.c
+++ b/kernel/softirq.c
@@ -614,12 +614,16 @@ static int __cpuinit cpu_callback(struct notifier_block *nfb,
kthread_bind(per_cpu(ksoftirqd, hotcpu),
any_online_cpu(cpu_online_map));
case CPU_DEAD:
- case CPU_DEAD_FROZEN:
+ case CPU_DEAD_FROZEN: {
+ struct sched_param param = { .sched_priority = MAX_RT_PRIO-1 };
+
p = per_cpu(ksoftirqd, hotcpu);
per_cpu(ksoftirqd, hotcpu) = NULL;
+ sched_setscheduler(p, SCHED_FIFO, &param);
kthread_stop(p);
takeover_tasklets(hotcpu);
break;
+ }
#endif /* CONFIG_HOTPLUG_CPU */
}
return NOTIFY_OK;