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-rw-r--r--mm/memory-failure.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/mm/memory-failure.c b/mm/memory-failure.c
index 73066b80d14a..2527dfeddb00 100644
--- a/mm/memory-failure.c
+++ b/mm/memory-failure.c
@@ -539,6 +539,13 @@ static int delete_from_lru_cache(struct page *p)
*/
ClearPageActive(p);
ClearPageUnevictable(p);
+
+ /*
+ * Poisoned page might never drop its ref count to 0 so we have
+ * to uncharge it manually from its memcg.
+ */
+ mem_cgroup_uncharge(p);
+
/*
* drop the page count elevated by isolate_lru_page()
*/

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