left_root        6661 fs/btrfs/send.c static int btrfs_compare_trees(struct btrfs_root *left_root,
left_root        6665 fs/btrfs/send.c 	struct btrfs_fs_info *fs_info = left_root->fs_info;
left_root        6745 fs/btrfs/send.c 	left_level = btrfs_header_level(left_root->commit_root);
left_root        6748 fs/btrfs/send.c 			btrfs_clone_extent_buffer(left_root->commit_root);