654 	root->node = NULL;  in __setup_root()
754 static int global_root_key_cmp(const void *k, const struct rb_node *node)  in global_root_key_cmp()  argument
757 	const struct btrfs_root *root = rb_entry(node, struct btrfs_root, rb_node);  in global_root_key_cmp()
792 	struct rb_node *node;  in btrfs_global_root()  local
796 	node = rb_find(key, &fs_info->global_root_tree, global_root_key_cmp);  in btrfs_global_root()
797 	if (node)  in btrfs_global_root()
798 		root = container_of(node, struct btrfs_root, rb_node);  in btrfs_global_root()
880 	root->node = leaf;  in btrfs_create_tree()
953 	root->node = leaf;  in btrfs_alloc_log_tree_node()
955 	btrfs_mark_buffer_dirty(trans, root->node);  in btrfs_alloc_log_tree_node()
956 	btrfs_tree_unlock(root->node);  in btrfs_alloc_log_tree_node()
1013 	btrfs_set_root_node(&log_root->root_item, log_root->node);  in btrfs_add_log_tree()
1051 	root->node = read_tree_block(fs_info, btrfs_root_bytenr(&root->root_item),  in read_tree_root_path()
1053 	if (IS_ERR(root->node)) {  in read_tree_root_path()
1054 		ret = PTR_ERR(root->node);  in read_tree_root_path()
1055 		root->node = NULL;  in read_tree_root_path()
1058 	if (!btrfs_buffer_uptodate(root->node, generation, 0)) {  in read_tree_root_path()
1070 	    btrfs_root_id(root) != btrfs_header_owner(root->node)) {  in read_tree_root_path()
1073 			   btrfs_root_id(root), root->node->start,  in read_tree_root_path()
1074 			   btrfs_header_owner(root->node),  in read_tree_root_path()
1244 	struct rb_node *node;  in free_global_roots()  local
1246 	while ((node = rb_first_postorder(&fs_info->global_root_tree)) != NULL) {  in free_global_roots()
1247 		root = rb_entry(node, struct btrfs_root, rb_node);  in free_global_roots()
1662 	btrfs_set_backup_tree_root(root_backup, info->tree_root->node->start);  in backup_super_roots()
1664 			       btrfs_header_generation(info->tree_root->node));  in backup_super_roots()
1667 			       btrfs_header_level(info->tree_root->node));  in backup_super_roots()
1669 	btrfs_set_backup_chunk_root(root_backup, info->chunk_root->node->start);  in backup_super_roots()
1671 			       btrfs_header_generation(info->chunk_root->node));  in backup_super_roots()
1673 			       btrfs_header_level(info->chunk_root->node));  in backup_super_roots()
1680 					     extent_root->node->start);  in backup_super_roots()
1682 				btrfs_header_generation(extent_root->node));  in backup_super_roots()
1684 					btrfs_header_level(extent_root->node));  in backup_super_roots()
1686 		btrfs_set_backup_csum_root(root_backup, csum_root->node->start);  in backup_super_roots()
1688 					       btrfs_header_generation(csum_root->node));  in backup_super_roots()
1690 						 btrfs_header_level(csum_root->node));  in backup_super_roots()
1697 	if (info->fs_root && info->fs_root->node) {  in backup_super_roots()
1699 					 info->fs_root->node->start);  in backup_super_roots()
1701 			       btrfs_header_generation(info->fs_root->node));  in backup_super_roots()
1703 			       btrfs_header_level(info->fs_root->node));  in backup_super_roots()
1706 	btrfs_set_backup_dev_root(root_backup, info->dev_root->node->start);  in backup_super_roots()
1708 			       btrfs_header_generation(info->dev_root->node));  in backup_super_roots()
1710 				       btrfs_header_level(info->dev_root->node));  in backup_super_roots()
1804 		free_extent_buffer(root->node);  in free_root_extent_buffers()
1806 		root->node = NULL;  in free_root_extent_buffers()
2083 	log_tree_root->node = read_tree_block(fs_info, bytenr, &check);  in btrfs_replay_log()
2084 	if (IS_ERR(log_tree_root->node)) {  in btrfs_replay_log()
2086 		ret = PTR_ERR(log_tree_root->node);  in btrfs_replay_log()
2087 		log_tree_root->node = NULL;  in btrfs_replay_log()
2091 	if (!extent_buffer_uptodate(log_tree_root->node)) {  in btrfs_replay_log()
2662 	root->node = read_tree_block(root->fs_info, bytenr, &check);  in load_super_root()
2663 	if (IS_ERR(root->node)) {  in load_super_root()
2664 		ret = PTR_ERR(root->node);  in load_super_root()
2665 		root->node = NULL;  in load_super_root()
2668 	if (!extent_buffer_uptodate(root->node)) {  in load_super_root()
2669 		free_extent_buffer(root->node);  in load_super_root()
2670 		root->node = NULL;  in load_super_root()
2674 	btrfs_set_root_node(&root->root_item, root->node);  in load_super_root()
2708 			if (!IS_ERR(tree_root->node))  in init_tree_roots()
2709 				free_extent_buffer(tree_root->node);  in init_tree_roots()
2710 			tree_root->node = NULL;  in init_tree_roots()
2755 		fs_info->generation = btrfs_header_generation(tree_root->node);  in init_tree_roots()
3451 	read_extent_buffer(chunk_root->node, fs_info->chunk_tree_uuid,  in open_ctree()