734 	struct btrfs_root_item *root_item;  in create_reloc_root()  local
739 	root_item = kmalloc(sizeof(*root_item), GFP_NOFS);  in create_reloc_root()
740 	if (!root_item)  in create_reloc_root()
765 		btrfs_set_root_last_snapshot(&root->root_item, commit_root_gen);  in create_reloc_root()
786 	memcpy(root_item, &root->root_item, sizeof(*root_item));  in create_reloc_root()
787 	btrfs_set_root_bytenr(root_item, eb->start);  in create_reloc_root()
788 	btrfs_set_root_level(root_item, btrfs_header_level(eb));  in create_reloc_root()
789 	btrfs_set_root_generation(root_item, trans->transid);  in create_reloc_root()
792 		btrfs_set_root_refs(root_item, 0);  in create_reloc_root()
793 		memset(&root_item->drop_progress, 0,  in create_reloc_root()
795 		root_item->drop_level = 0;  in create_reloc_root()
802 				&root_key, root_item);  in create_reloc_root()
806 	kfree(root_item);  in create_reloc_root()
817 	kfree(root_item);  in create_reloc_root()
896 	struct btrfs_root_item *root_item;  in btrfs_update_reloc_root()  local
903 	root_item = &reloc_root->root_item;  in btrfs_update_reloc_root()
914 	    btrfs_root_refs(root_item) == 0) {  in btrfs_update_reloc_root()
926 		btrfs_set_root_node(root_item, reloc_root->node);  in btrfs_update_reloc_root()
932 				&reloc_root->root_key, root_item);  in btrfs_update_reloc_root()
1211 	last_snapshot = btrfs_root_last_snapshot(&src->root_item);  in replace_path()
1407 	last_snapshot = btrfs_root_last_snapshot(&root->root_item);  in walk_up_reloc_tree()
1447 	last_snapshot = btrfs_root_last_snapshot(&root->root_item);  in walk_down_reloc_tree()
1593 	reloc_root_item = &reloc_root->root_item;  in insert_dirty_subvol()
1666 	struct btrfs_root_item *root_item;  in merge_reloc_root()  local
1683 	root_item = &reloc_root->root_item;  in merge_reloc_root()
1685 	if (btrfs_disk_key_objectid(&root_item->drop_progress) == 0) {  in merge_reloc_root()
1686 		level = btrfs_root_level(root_item);  in merge_reloc_root()
1691 		btrfs_disk_key_to_cpu(&key, &root_item->drop_progress);  in merge_reloc_root()
1693 		level = root_item->drop_level;  in merge_reloc_root()
1718 	reserve_level = max_t(int, 1, btrfs_root_level(root_item));  in merge_reloc_root()
1788 		btrfs_node_key(path->nodes[level], &root_item->drop_progress,  in merge_reloc_root()
1790 		root_item->drop_level = level;  in merge_reloc_root()
1888 			btrfs_set_root_refs(&reloc_root->root_item, 1);  in prepare_to_merge()
1942 		if (btrfs_root_refs(&reloc_root->root_item) > 0) {  in merge_reloc_roots()
3718 	memset(&root->root_item.drop_progress, 0,  in mark_garbage_root()
3719 		sizeof(root->root_item.drop_progress));  in mark_garbage_root()
3720 	root->root_item.drop_level = 0;  in mark_garbage_root()
3721 	btrfs_set_root_refs(&root->root_item, 0);  in mark_garbage_root()
3723 				&root->root_key, &root->root_item);  in mark_garbage_root()
3789 		if (btrfs_root_refs(&reloc_root->root_item) > 0) {  in btrfs_recover_relocation()
3841 		if (btrfs_root_refs(&reloc_root->root_item) == 0) {  in btrfs_recover_relocation()
3969 	    btrfs_root_last_snapshot(&root->root_item))  in btrfs_reloc_cow_block()
4020 	BUG_ON(btrfs_root_refs(&root->root_item) == 0);  in btrfs_reloc_pre_snapshot()