420 		struct devres_group *grp;  in remove_nodes()  local
425 		grp = node_to_group(node);  in remove_nodes()
426 		if (grp) {  in remove_nodes()
428 			grp->color = 0;  in remove_nodes()
451 		struct devres_group *grp;  in remove_nodes()  local
456 		grp = node_to_group(node);  in remove_nodes()
457 		BUG_ON(!grp || list_empty(&grp->node[0].entry));  in remove_nodes()
459 		grp->color++;  in remove_nodes()
460 		if (list_empty(&grp->node[1].entry))  in remove_nodes()
461 			grp->color++;  in remove_nodes()
463 		BUG_ON(grp->color <= 0 || grp->color > 2);  in remove_nodes()
464 		if (grp->color == 2) {  in remove_nodes()
468 			list_move_tail(&grp->node[0].entry, todo);  in remove_nodes()
469 			list_del_init(&grp->node[1].entry);  in remove_nodes()
534 	struct devres_group *grp;  in devres_open_group()  local
537 	grp = kmalloc(sizeof(*grp), gfp);  in devres_open_group()
538 	if (unlikely(!grp))  in devres_open_group()
541 	grp->node[0].release = &group_open_release;  in devres_open_group()
542 	grp->node[1].release = &group_close_release;  in devres_open_group()
543 	INIT_LIST_HEAD(&grp->node[0].entry);  in devres_open_group()
544 	INIT_LIST_HEAD(&grp->node[1].entry);  in devres_open_group()
545 	set_node_dbginfo(&grp->node[0], "grp<", 0);  in devres_open_group()
546 	set_node_dbginfo(&grp->node[1], "grp>", 0);  in devres_open_group()
547 	grp->id = grp;  in devres_open_group()
549 		grp->id = id;  in devres_open_group()
552 	add_dr(dev, &grp->node[0]);  in devres_open_group()
554 	return grp->id;  in devres_open_group()
564 		struct devres_group *grp;  in find_group()  local
569 		grp = container_of(node, struct devres_group, node[0]);  in find_group()
572 			if (grp->id == id)  in find_group()
573 				return grp;  in find_group()
574 		} else if (list_empty(&grp->node[1].entry))  in find_group()
575 			return grp;  in find_group()
591 	struct devres_group *grp;  in devres_close_group()  local
596 	grp = find_group(dev, id);  in devres_close_group()
597 	if (grp)  in devres_close_group()
598 		add_dr(dev, &grp->node[1]);  in devres_close_group()
617 	struct devres_group *grp;  in devres_remove_group()  local
622 	grp = find_group(dev, id);  in devres_remove_group()
623 	if (grp) {  in devres_remove_group()
624 		list_del_init(&grp->node[0].entry);  in devres_remove_group()
625 		list_del_init(&grp->node[1].entry);  in devres_remove_group()
626 		devres_log(dev, &grp->node[0], "REM");  in devres_remove_group()
632 	kfree(grp);  in devres_remove_group()
650 	struct devres_group *grp;  in devres_release_group()  local
656 	grp = find_group(dev, id);  in devres_release_group()
657 	if (grp) {  in devres_release_group()
658 		struct list_head *first = &grp->node[0].entry;  in devres_release_group()
661 		if (!list_empty(&grp->node[1].entry))  in devres_release_group()
662 			end = grp->node[1].entry.next;  in devres_release_group()