450 		struct devres_group *grp;  in remove_nodes()  local
455 		grp = node_to_group(node);  in remove_nodes()
456 		if (grp) {  in remove_nodes()
458 			grp->color = 0;  in remove_nodes()
481 		struct devres_group *grp;  in remove_nodes()  local
486 		grp = node_to_group(node);  in remove_nodes()
487 		BUG_ON(!grp || list_empty(&grp->node[0].entry));  in remove_nodes()
489 		grp->color++;  in remove_nodes()
490 		if (list_empty(&grp->node[1].entry))  in remove_nodes()
491 			grp->color++;  in remove_nodes()
493 		BUG_ON(grp->color <= 0 || grp->color > 2);  in remove_nodes()
494 		if (grp->color == 2) {  in remove_nodes()
498 			list_move_tail(&grp->node[0].entry, todo);  in remove_nodes()
499 			list_del_init(&grp->node[1].entry);  in remove_nodes()
564 	struct devres_group *grp;  in devres_open_group()  local
567 	grp = kmalloc(sizeof(*grp), gfp);  in devres_open_group()
568 	if (unlikely(!grp))  in devres_open_group()
571 	grp->node[0].release = &group_open_release;  in devres_open_group()
572 	grp->node[1].release = &group_close_release;  in devres_open_group()
573 	INIT_LIST_HEAD(&grp->node[0].entry);  in devres_open_group()
574 	INIT_LIST_HEAD(&grp->node[1].entry);  in devres_open_group()
575 	set_node_dbginfo(&grp->node[0], "grp<", 0);  in devres_open_group()
576 	set_node_dbginfo(&grp->node[1], "grp>", 0);  in devres_open_group()
577 	grp->id = grp;  in devres_open_group()
579 		grp->id = id;  in devres_open_group()
582 	add_dr(dev, &grp->node[0]);  in devres_open_group()
584 	return grp->id;  in devres_open_group()
594 		struct devres_group *grp;  in find_group()  local
599 		grp = container_of(node, struct devres_group, node[0]);  in find_group()
602 			if (grp->id == id)  in find_group()
603 				return grp;  in find_group()
604 		} else if (list_empty(&grp->node[1].entry))  in find_group()
605 			return grp;  in find_group()
621 	struct devres_group *grp;  in devres_close_group()  local
626 	grp = find_group(dev, id);  in devres_close_group()
627 	if (grp)  in devres_close_group()
628 		add_dr(dev, &grp->node[1]);  in devres_close_group()
647 	struct devres_group *grp;  in devres_remove_group()  local
652 	grp = find_group(dev, id);  in devres_remove_group()
653 	if (grp) {  in devres_remove_group()
654 		list_del_init(&grp->node[0].entry);  in devres_remove_group()
655 		list_del_init(&grp->node[1].entry);  in devres_remove_group()
656 		devres_log(dev, &grp->node[0], "REM");  in devres_remove_group()
662 	kfree(grp);  in devres_remove_group()
680 	struct devres_group *grp;  in devres_release_group()  local
686 	grp = find_group(dev, id);  in devres_release_group()
687 	if (grp) {  in devres_release_group()
688 		struct list_head *first = &grp->node[0].entry;  in devres_release_group()
691 		if (!list_empty(&grp->node[1].entry))  in devres_release_group()
692 			end = grp->node[1].entry.next;  in devres_release_group()