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-rw-r--r--mm/oom_kill.c10
1 files changed, 3 insertions, 7 deletions
diff --git a/mm/oom_kill.c b/mm/oom_kill.c
index fde3d374c0af..06f7e1707847 100644
--- a/mm/oom_kill.c
+++ b/mm/oom_kill.c
@@ -455,15 +455,11 @@ void exit_oom_victim(void)
bool oom_killer_disable(void)
{
/*
- * Make sure to not race with an ongoing OOM killer
- * and that the current is not the victim.
+ * Make sure to not race with an ongoing OOM killer. Check that the
+ * current is not killed (possibly due to sharing the victim's memory).
*/
- mutex_lock(&oom_lock);
- if (test_thread_flag(TIF_MEMDIE)) {
- mutex_unlock(&oom_lock);
+ if (mutex_lock_killable(&oom_lock))
return false;
- }
-
oom_killer_disabled = true;
mutex_unlock(&oom_lock);