736 	struct btrfs_root_item *root_item;  in create_reloc_root()  local
740 	root_item = kmalloc(sizeof(*root_item), GFP_NOFS);  in create_reloc_root()
741 	BUG_ON(!root_item);  in create_reloc_root()
763 		btrfs_set_root_last_snapshot(&root->root_item, commit_root_gen);  in create_reloc_root()
777 	memcpy(root_item, &root->root_item, sizeof(*root_item));  in create_reloc_root()
778 	btrfs_set_root_bytenr(root_item, eb->start);  in create_reloc_root()
779 	btrfs_set_root_level(root_item, btrfs_header_level(eb));  in create_reloc_root()
780 	btrfs_set_root_generation(root_item, trans->transid);  in create_reloc_root()
783 		btrfs_set_root_refs(root_item, 0);  in create_reloc_root()
784 		memset(&root_item->drop_progress, 0,  in create_reloc_root()
786 		root_item->drop_level = 0;  in create_reloc_root()
793 				&root_key, root_item);  in create_reloc_root()
795 	kfree(root_item);  in create_reloc_root()
876 	struct btrfs_root_item *root_item;  in btrfs_update_reloc_root()  local
883 	root_item = &reloc_root->root_item;  in btrfs_update_reloc_root()
894 	    btrfs_root_refs(root_item) == 0) {  in btrfs_update_reloc_root()
906 		btrfs_set_root_node(root_item, reloc_root->node);  in btrfs_update_reloc_root()
912 				&reloc_root->root_key, root_item);  in btrfs_update_reloc_root()
1193 	last_snapshot = btrfs_root_last_snapshot(&src->root_item);  in replace_path()
1389 	last_snapshot = btrfs_root_last_snapshot(&root->root_item);  in walk_up_reloc_tree()
1429 	last_snapshot = btrfs_root_last_snapshot(&root->root_item);  in walk_down_reloc_tree()
1575 	reloc_root_item = &reloc_root->root_item;  in insert_dirty_subvol()
1648 	struct btrfs_root_item *root_item;  in merge_reloc_root()  local
1665 	root_item = &reloc_root->root_item;  in merge_reloc_root()
1667 	if (btrfs_disk_key_objectid(&root_item->drop_progress) == 0) {  in merge_reloc_root()
1668 		level = btrfs_root_level(root_item);  in merge_reloc_root()
1673 		btrfs_disk_key_to_cpu(&key, &root_item->drop_progress);  in merge_reloc_root()
1675 		level = root_item->drop_level;  in merge_reloc_root()
1700 	reserve_level = max_t(int, 1, btrfs_root_level(root_item));  in merge_reloc_root()
1770 		btrfs_node_key(path->nodes[level], &root_item->drop_progress,  in merge_reloc_root()
1772 		root_item->drop_level = level;  in merge_reloc_root()
1870 			btrfs_set_root_refs(&reloc_root->root_item, 1);  in prepare_to_merge()
1924 		if (btrfs_root_refs(&reloc_root->root_item) > 0) {  in merge_reloc_roots()
3695 	memset(&root->root_item.drop_progress, 0,  in mark_garbage_root()
3696 		sizeof(root->root_item.drop_progress));  in mark_garbage_root()
3697 	root->root_item.drop_level = 0;  in mark_garbage_root()
3698 	btrfs_set_root_refs(&root->root_item, 0);  in mark_garbage_root()
3700 				&root->root_key, &root->root_item);  in mark_garbage_root()
3766 		if (btrfs_root_refs(&reloc_root->root_item) > 0) {  in btrfs_recover_relocation()
3818 		if (btrfs_root_refs(&reloc_root->root_item) == 0) {  in btrfs_recover_relocation()
3946 	    btrfs_root_last_snapshot(&root->root_item))  in btrfs_reloc_cow_block()
3997 	BUG_ON(btrfs_root_refs(&root->root_item) == 0);  in btrfs_reloc_pre_snapshot()