1 files changed, 1 insertions, 0 deletions

diff --git a/fs/btrfs/ctree.h b/fs/btrfs/ctree.h
index 4eca0aa1ce74..5517dfc6f71c 100644
--- a/fs/btrfs/ctree.h
+++ b/fs/btrfs/ctree.h
@@ -580,6 +580,7 @@ struct btrfs_fs_info {
         int do_barriers;
         int closing;
         atomic_t throttles;
+        atomic_t throttle_gen;
 
         u64 total_pinned;
         struct list_head dirty_cowonly_roots;