diff --git a/include/linux/swap.h b/include/linux/swap.h
index 4569127b9e03..55dcc236f522 100644
--- a/include/linux/swap.h
+++ b/include/linux/swap.h
@@ -272,6 +272,8 @@ struct swap_info_struct {
 					 */
 	struct work_struct discard_work; /* discard worker */
 	struct swap_cluster_list discard_clusters; /* discard clusters list */
+	unsigned int write_pending;
+	unsigned int max_writes;
 	struct plist_node avail_lists[0]; /*
 					   * entries in swap_avail_heads, one
 					   * entry per node.