1 files changed, 5 insertions, 5 deletions

diff --git a/mm/memory.c b/mm/memory.c
index d205e4381a34..5f5d1f039bf4 100644
--- a/mm/memory.c
+++ b/mm/memory.c
@@ -1577,12 +1577,12 @@ split_fallthrough:
                 if (page->mapping && trylock_page(page)) {
                         lru_add_drain();  /* push cached pages to LRU */
                         /*
-                         * Because we lock page here and migration is
-                         * blocked by the pte's page reference, we need
-                         * only check for file-cache page truncation.
+                         * Because we lock page here, and migration is
+                         * blocked by the pte's page reference, and we
+                         * know the page is still mapped, we don't even
+                         * need to check for file-cache page truncation.
                          */
-                        if (page->mapping)
-                                mlock_vma_page(page);
+                        mlock_vma_page(page);
                         unlock_page(page);
                 }
         }