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-rw-r--r--drivers/idle/intel_idle.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/idle/intel_idle.c b/drivers/idle/intel_idle.c
index 33e599ebbe96..3f95a533c1a8 100644
--- a/drivers/idle/intel_idle.c
+++ b/drivers/idle/intel_idle.c
@@ -390,7 +390,7 @@ static int cpu_hotplug_notify(struct notifier_block *n,
int hotcpu = (unsigned long)hcpu;
struct cpuidle_device *dev;
- switch (action & 0xf) {
+ switch (action & ~CPU_TASKS_FROZEN) {
case CPU_ONLINE:
if (lapic_timer_reliable_states != LAPIC_TIMER_ALWAYS_RELIABLE)