diff --git a/mm/page_cache_limit.c b/mm/page_cache_limit.c
index 05eb441f2bf215956277a1232a0f044216744b84..34b2f6f699a079376605c3a0dede1d4ac3ece6d6 100644
--- a/mm/page_cache_limit.c
+++ b/mm/page_cache_limit.c
@@ -18,7 +18,7 @@ static int vm_cache_reclaim_enable = 1;
 static unsigned long vm_cache_limit_mbytes __read_mostly;
 
 static void shrink_shepherd(struct work_struct *w);
-static DECLARE_DEFERRABLE_WORK(shepherd, shrink_shepherd);
+static DECLARE_DELAYED_WORK(shepherd, shrink_shepherd);
 static struct work_struct vmscan_works[MAX_NUMNODES];
 
 static bool should_periodical_reclaim(void)
@@ -177,9 +177,12 @@ static void shrink_shepherd(struct work_struct *w)
 	if (!should_periodical_reclaim())
 		return;
 
-	for_each_online_node(node) {
-		if (!work_pending(&vmscan_works[node]))
-			queue_work_node(node, system_unbound_wq, &vmscan_works[node]);
+	if (vm_cache_limit_mbytes && page_cache_over_limit()) {
+		for_each_online_node(node) {
+			if (!work_pending(&vmscan_works[node]))
+				queue_work_node(node, system_unbound_wq,
+						&vmscan_works[node]);
+		}
 	}
 
 	queue_delayed_work(system_unbound_wq, &shepherd,