1 files changed, 3 insertions, 0 deletions

diff --git a/mm/vmscan.c b/mm/vmscan.c
index b68a9342d5a3..b1520b077858 100644
--- a/mm/vmscan.c
+++ b/mm/vmscan.c
@@ -2005,12 +2005,14 @@ static void shrink_zone(int priority, struct zone *zone,
         enum lru_list l;
         unsigned long nr_reclaimed, nr_scanned;
         unsigned long nr_to_reclaim = sc->nr_to_reclaim;
+        struct blk_plug plug;
 
 restart:
         nr_reclaimed = 0;
         nr_scanned = sc->nr_scanned;
         get_scan_count(zone, sc, nr, priority);
 
+        blk_start_plug(&plug);
         while (nr[LRU_INACTIVE_ANON] || nr[LRU_ACTIVE_FILE] ||
                                         nr[LRU_INACTIVE_FILE]) {
                 for_each_evictable_lru(l) {
@@ -2034,6 +2036,7 @@ restart:
                 if (nr_reclaimed >= nr_to_reclaim && priority < DEF_PRIORITY)
                         break;
         }
+        blk_finish_plug(&plug);
         sc->nr_reclaimed += nr_reclaimed;
 
         /*