diff --git a/mm/swap_state.c b/mm/swap_state.c
index 7b09ac5..db8a3d3 100644
--- a/mm/swap_state.c
+++ b/mm/swap_state.c
@@ -27,6 +27,7 @@
 	.writepage	= swap_writepage,
 	.sync_page	= block_sync_page,
 	.set_page_dirty	= __set_page_dirty_nobuffers,
+	.migratepage	= migrate_page,
 };
 
 static struct backing_dev_info swap_backing_dev_info = {