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-rw-r--r--kernel/watchdog.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/kernel/watchdog.c b/kernel/watchdog.c
index 403c9bd90413..6a5787233113 100644
--- a/kernel/watchdog.c
+++ b/kernel/watchdog.c
@@ -554,13 +554,15 @@ static void softlockup_start_all(void)
int lockup_detector_online_cpu(unsigned int cpu)
{
- watchdog_enable(cpu);
+ if (cpumask_test_cpu(cpu, &watchdog_allowed_mask))
+ watchdog_enable(cpu);
return 0;
}
int lockup_detector_offline_cpu(unsigned int cpu)
{
- watchdog_disable(cpu);
+ if (cpumask_test_cpu(cpu, &watchdog_allowed_mask))
+ watchdog_disable(cpu);
return 0;
}