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-rw-r--r--mm/oom_kill.c10
1 files changed, 8 insertions, 2 deletions
diff --git a/mm/oom_kill.c b/mm/oom_kill.c
index 80b34e285f96..3cbd76b8c13b 100644
--- a/mm/oom_kill.c
+++ b/mm/oom_kill.c
@@ -266,8 +266,6 @@ enum oom_scan_t oom_scan_process_thread(struct task_struct *task,
* Don't allow any other task to have access to the reserves.
*/
if (test_tsk_thread_flag(task, TIF_MEMDIE)) {
- if (unlikely(frozen(task)))
- __thaw_task(task);
if (!force_kill)
return OOM_SCAN_ABORT;
}
@@ -423,6 +421,14 @@ void note_oom_kill(void)
void mark_tsk_oom_victim(struct task_struct *tsk)
{
set_tsk_thread_flag(tsk, TIF_MEMDIE);
+
+ /*
+ * Make sure that the task is woken up from uninterruptible sleep
+ * if it is frozen because OOM killer wouldn't be able to free
+ * any memory and livelock. freezing_slow_path will tell the freezer
+ * that TIF_MEMDIE tasks should be ignored.
+ */
+ __thaw_task(tsk);
}
/**