1 files changed, 1 insertions, 0 deletions

diff --git a/fs/gfs2/incore.h b/fs/gfs2/incore.h
index 59aaaa05113..870a89d6d4d 100644
--- a/fs/gfs2/incore.h
+++ b/fs/gfs2/incore.h
@@ -651,6 +651,7 @@ struct gfs2_sbd {
         unsigned int sd_log_flush_head;
         u64 sd_log_flush_wrapped;
 
+        spinlock_t sd_ail_lock;
         struct list_head sd_ail1_list;
         struct list_head sd_ail2_list;
         u64 sd_ail_sync_gen;