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Commit c993590c authored by Ulrich Obergfell's avatar Ulrich Obergfell Committed by Linus Torvalds
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watchdog: implement error handling in lockup_detector_suspend() 



lockup_detector_suspend() now handles errors from watchdog_park_threads().

Signed-off-by: default avatarUlrich Obergfell <uobergfe@redhat.com>
Reviewed-by: default avatarAaron Tomlin <atomlin@redhat.com>
Acked-by: default avatarDon Zickus <dzickus@redhat.com>
Cc: Ulrich Obergfell <uobergfe@redhat.com>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent b43cb43c

kernel/watchdog.c

+5 −0
Original line number Diff line number Diff line
@@ -707,6 +707,11 @@ int lockup_detector_suspend(void) 


	if (ret == 0)

		watchdog_suspended++;

	else {

		watchdog_disable_all_cpus();

		pr_err("Failed to suspend lockup detectors, disabled\n");

		watchdog_enabled = 0;

	}



	mutex_unlock(&watchdog_proc_mutex);