diff --git a/fs/btrfs/ctree.h b/fs/btrfs/ctree.h
index 0d82922..e2f14b5 100644
--- a/fs/btrfs/ctree.h
+++ b/fs/btrfs/ctree.h
@@ -340,6 +340,7 @@
  */
 #define BTRFS_FS_STATE_ERROR		0
 #define BTRFS_FS_STATE_REMOUNTING	1
+#define BTRFS_FS_STATE_TRANS_ABORTED	2
 
 /* Super block flags */
 /* Errors detected */