mm: fix warning in __set_page_dirty_nobuffers

[platform/adaptation/renesas_rcar/renesas_kernel.git] / mm / migrate.c

diff --git a/mm/migrate.c b/mm/migrate.c
index ab81d48..be26d5c 100644 (file)
--- a/mm/migrate.c
+++ b/mm/migrate.c
@@ -436,7 +436,10 @@ void migrate_page_copy(struct page *newpage, struct page *page)
                 * is actually a signal that all of the page has become dirty.
                 * Whereas only part of our page may be dirty.
                 */
-               __set_page_dirty_nobuffers(newpage);
+               if (PageSwapBacked(page))
+                       SetPageDirty(newpage);
+               else
+                       __set_page_dirty_nobuffers(newpage);
        }
 
        mlock_migrate_page(newpage, page);