diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c
index f84d53b..ca1893e 100644
--- a/fs/btrfs/extent-tree.c
+++ b/fs/btrfs/extent-tree.c
@@ -2629,6 +2629,7 @@
 			spin_unlock(&delayed_refs->lock);
 			btrfs_abort_transaction(trans, root, ret);
 			atomic_dec(&delayed_refs->procs_running_refs);
+			wake_up(&delayed_refs->wait);
 			return ret;
 		}