589 	struct btrfs_root_item AUTO_KFREE(root_item);  in create_reloc_root()
593 	root_item = kmalloc(sizeof(*root_item), GFP_NOFS);  in create_reloc_root()
594 	if (!root_item)  in create_reloc_root()
612 		if (unlikely(btrfs_disk_key_objectid(&root->root_item.drop_progress))) {  in create_reloc_root()
615 			btrfs_disk_key_to_cpu(&cpu_key, &root->root_item.drop_progress);  in create_reloc_root()
637 		btrfs_set_root_last_snapshot(&root->root_item, commit_root_gen);  in create_reloc_root()
657 	memcpy(root_item, &root->root_item, sizeof(*root_item));  in create_reloc_root()
658 	btrfs_set_root_bytenr(root_item, eb->start);  in create_reloc_root()
659 	btrfs_set_root_level(root_item, btrfs_header_level(eb));  in create_reloc_root()
660 	btrfs_set_root_generation(root_item, trans->transid);  in create_reloc_root()
663 		btrfs_set_root_refs(root_item, 0);  in create_reloc_root()
664 		memset(&root_item->drop_progress, 0,  in create_reloc_root()
666 		btrfs_set_root_drop_level(root_item, 0);  in create_reloc_root()
673 				&root_key, root_item);  in create_reloc_root()
769 	struct btrfs_root_item *root_item;  in btrfs_update_reloc_root()  local
776 	root_item = &reloc_root->root_item;  in btrfs_update_reloc_root()
787 	    btrfs_root_refs(root_item) == 0) {  in btrfs_update_reloc_root()
799 		btrfs_set_root_node(root_item, reloc_root->node);  in btrfs_update_reloc_root()
805 				&reloc_root->root_key, root_item);  in btrfs_update_reloc_root()
1032 	last_snapshot = btrfs_root_last_snapshot(&src->root_item);  in replace_path()
1256 	last_snapshot = btrfs_root_last_snapshot(&root->root_item);  in walk_up_reloc_tree()
1294 	last_snapshot = btrfs_root_last_snapshot(&root->root_item);  in walk_down_reloc_tree()
1435 	reloc_root_item = &reloc_root->root_item;  in insert_dirty_subvol()
1512 	struct btrfs_root_item *root_item;  in merge_reloc_root()  local
1528 	root_item = &reloc_root->root_item;  in merge_reloc_root()
1530 	if (btrfs_disk_key_objectid(&root_item->drop_progress) == 0) {  in merge_reloc_root()
1531 		level = btrfs_root_level(root_item);  in merge_reloc_root()
1536 		btrfs_disk_key_to_cpu(&key, &root_item->drop_progress);  in merge_reloc_root()
1538 		level = btrfs_root_drop_level(root_item);  in merge_reloc_root()
1563 	reserve_level = max_t(int, 1, btrfs_root_level(root_item));  in merge_reloc_root()
1627 		btrfs_node_key(path->nodes[level], &root_item->drop_progress,  in merge_reloc_root()
1629 		btrfs_set_root_drop_level(root_item, level);  in merge_reloc_root()
1741 						  &root->reloc_root->root_item),  in prepare_to_merge()
1746 						  &reloc_root->root_item));  in prepare_to_merge()
1755 						  &reloc_root->root_item));  in prepare_to_merge()
1770 			btrfs_set_root_refs(&reloc_root->root_item, 1);  in prepare_to_merge()
1834 		if (btrfs_root_refs(&reloc_root->root_item) > 0) {  in merge_reloc_roots()
5433 	memset(&root->root_item.drop_progress, 0,  in mark_garbage_root()
5434 		sizeof(root->root_item.drop_progress));  in mark_garbage_root()
5435 	btrfs_set_root_drop_level(&root->root_item, 0);  in mark_garbage_root()
5436 	btrfs_set_root_refs(&root->root_item, 0);  in mark_garbage_root()
5438 				&root->root_key, &root->root_item);  in mark_garbage_root()
5502 		if (btrfs_root_refs(&reloc_root->root_item) > 0) {  in btrfs_recover_relocation()
5554 		if (btrfs_root_refs(&reloc_root->root_item) == 0) {  in btrfs_recover_relocation()
5687 	    btrfs_root_last_snapshot(&root->root_item))  in btrfs_reloc_cow_block()
5747 	BUG_ON(btrfs_root_refs(&root->root_item) == 0);  in btrfs_reloc_pre_snapshot()