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-rw-r--r--mm/memory-failure.c9
1 files changed, 4 insertions, 5 deletions
diff --git a/mm/memory-failure.c b/mm/memory-failure.c
index 3cd1b652821c..a0474680c394 100644
--- a/mm/memory-failure.c
+++ b/mm/memory-failure.c
@@ -1132,11 +1132,6 @@ int memory_failure(unsigned long pfn, int trapno, int flags)
}
}
- /*
- * Lock the page and wait for writeback to finish.
- * It's very difficult to mess with pages currently under IO
- * and in many cases impossible, so we just avoid it here.
- */
lock_page(hpage);
/*
@@ -1186,6 +1181,10 @@ int memory_failure(unsigned long pfn, int trapno, int flags)
if (PageHuge(p))
set_page_hwpoison_huge_page(hpage);
+ /*
+ * It's very difficult to mess with pages currently under IO
+ * and in many cases impossible, so we just avoid it here.
+ */
wait_on_page_writeback(p);
/*