1 files changed, 7 insertions, 0 deletions

diff --git a/fs/btrfs/ctree.h b/fs/btrfs/ctree.h
index 0632832d4446..063e48587126 100644
--- a/fs/btrfs/ctree.h
+++ b/fs/btrfs/ctree.h
@@ -1413,6 +1413,13 @@ struct btrfs_fs_info {
          * before jumping into the main commit.
          */
         struct mutex ordered_operations_mutex;
+
+        /*
+         * Same as ordered_operations_mutex except this is for ordered extents
+         * and not the operations.
+         */
+        struct mutex ordered_extent_flush_mutex;
+
         struct rw_semaphore extent_commit_sem;
 
         struct rw_semaphore cleanup_work_sem;