right_root       6662 fs/btrfs/send.c 			struct btrfs_root *right_root,
right_root       6755 fs/btrfs/send.c 	right_level = btrfs_header_level(right_root->commit_root);
right_root       6758 fs/btrfs/send.c 			btrfs_clone_extent_buffer(right_root->commit_root);