2269 		if (data_ref->root != root->root_key.objectid ||  in check_delayed_ref()
2347 	    root->root_key.objectid ||  in check_committed_ref()
2436 					    key.offset, root->root_key.objectid,  in __btrfs_mod_ref()
2450 					    root->root_key.objectid, for_reloc);  in __btrfs_mod_ref()
4550 	bool for_treelog = (root->root_key.objectid == BTRFS_TREE_LOG_OBJECTID);  in btrfs_reserve_extent()
4801 	BUG_ON(root->root_key.objectid == BTRFS_TREE_LOG_OBJECTID);  in btrfs_alloc_reserved_file_extent()
4805 	btrfs_init_data_ref(&generic_ref, root->root_key.objectid, owner,  in btrfs_alloc_reserved_file_extent()
4922 	if (root->root_key.objectid == BTRFS_TREE_LOG_OBJECTID) {  in btrfs_init_new_buffer()
5017 				    root->root_key.objectid, false);  in btrfs_alloc_tree_block()
5097 		    generation <= root->root_key.offset)  in reada_walk_down()
5117 			    generation <= root->root_key.offset)  in reada_walk_down()
5156 	    btrfs_header_owner(eb) != root->root_key.objectid)  in walk_down_proc()
5230 				    root->root_key.objectid, level, 0);  in check_ref_exists()
5278 	    generation <= root->root_key.offset) {  in do_walk_down()
5290 				root->root_key.objectid, level - 1);  in do_walk_down()
5318 			    generation <= root->root_key.offset)  in do_walk_down()
5346 		next = read_tree_block(fs_info, bytenr, root->root_key.objectid,  in do_walk_down()
5378 			ASSERT(root->root_key.objectid ==  in do_walk_down()
5380 			if (root->root_key.objectid !=  in do_walk_down()
5412 		if (root->root_key.objectid != BTRFS_TREE_RELOC_OBJECTID &&  in do_walk_down()
5434 		btrfs_init_tree_ref(&ref, level - 1, root->root_key.objectid,  in do_walk_down()
5525 			if (is_fstree(root->root_key.objectid)) {  in walk_up_proc()
5546 		else if (root->root_key.objectid != btrfs_header_owner(eb))  in walk_up_proc()
5551 		else if (root->root_key.objectid !=  in walk_up_proc()
5565 		     btrfs_header_owner(eb), root->root_key.objectid);  in walk_up_proc()
5651 	const bool is_reloc_root = (root->root_key.objectid ==  in btrfs_drop_snapshot()
5666 	btrfs_debug(fs_info, "Drop subvolume %llu", root->root_key.objectid);  in btrfs_drop_snapshot()
5804 						&root->root_key,  in btrfs_drop_snapshot()
5842 	ret = btrfs_del_root(trans, &root->root_key);  in btrfs_drop_snapshot()
5850 		ret = btrfs_find_root(tree_root, &root->root_key, path,  in btrfs_drop_snapshot()
5863 					      root->root_key.objectid);  in btrfs_drop_snapshot()
5927 	BUG_ON(root->root_key.objectid != BTRFS_TREE_RELOC_OBJECTID);  in btrfs_drop_subtree()