1 files changed, 4 insertions, 0 deletions

diff --git a/fs/gfs2/log.c b/fs/gfs2/log.c
index 9dcb9777a5f8..1e1bda0de43d 100644
--- a/fs/gfs2/log.c
+++ b/fs/gfs2/log.c
@@ -18,6 +18,7 @@
 #include <linux/kthread.h>
 #include <linux/freezer.h>
 #include <linux/bio.h>
+#include <linux/blkdev.h>
 #include <linux/writeback.h>
 #include <linux/list_sort.h>
 
@@ -145,8 +146,10 @@ void gfs2_ail1_flush(struct gfs2_sbd *sdp, struct writeback_control *wbc)
 {
         struct list_head *head = &sdp->sd_ail1_list;
         struct gfs2_trans *tr;
+        struct blk_plug plug;
 
         trace_gfs2_ail_flush(sdp, wbc, 1);
+        blk_start_plug(&plug);
         spin_lock(&sdp->sd_ail_lock);
 restart:
         list_for_each_entry_reverse(tr, head, tr_list) {
@@ -156,6 +159,7 @@ restart:
                         goto restart;
         }
         spin_unlock(&sdp->sd_ail_lock);
+        blk_finish_plug(&plug);
         trace_gfs2_ail_flush(sdp, wbc, 0);
 }