447 		struct devres_group *grp;  in remove_nodes()  local
449 		grp = node_to_group(node);  in remove_nodes()
450 		if (grp) {  in remove_nodes()
452 			grp->color = 0;  in remove_nodes()
474 		struct devres_group *grp;  in remove_nodes()  local
476 		grp = node_to_group(node);  in remove_nodes()
477 		BUG_ON(!grp || list_empty(&grp->node[0].entry));  in remove_nodes()
479 		grp->color++;  in remove_nodes()
480 		if (list_empty(&grp->node[1].entry))  in remove_nodes()
481 			grp->color++;  in remove_nodes()
483 		BUG_ON(grp->color <= 0 || grp->color > 2);  in remove_nodes()
484 		if (grp->color == 2) {  in remove_nodes()
488 			list_move_tail(&grp->node[0].entry, todo);  in remove_nodes()
489 			list_del_init(&grp->node[1].entry);  in remove_nodes()
554 	struct devres_group *grp;  in devres_open_group()  local
557 	grp = kmalloc(sizeof(*grp), gfp);  in devres_open_group()
558 	if (unlikely(!grp))  in devres_open_group()
561 	grp->node[0].release = &group_open_release;  in devres_open_group()
562 	grp->node[1].release = &group_close_release;  in devres_open_group()
563 	INIT_LIST_HEAD(&grp->node[0].entry);  in devres_open_group()
564 	INIT_LIST_HEAD(&grp->node[1].entry);  in devres_open_group()
565 	set_node_dbginfo(&grp->node[0], "grp<", 0);  in devres_open_group()
566 	set_node_dbginfo(&grp->node[1], "grp>", 0);  in devres_open_group()
567 	grp->id = grp;  in devres_open_group()
569 		grp->id = id;  in devres_open_group()
570 	grp->color = 0;  in devres_open_group()
573 	add_dr(dev, &grp->node[0]);  in devres_open_group()
575 	return grp->id;  in devres_open_group()
585 		struct devres_group *grp;  in find_group()  local
590 		grp = container_of(node, struct devres_group, node[0]);  in find_group()
593 			if (grp->id == id)  in find_group()
594 				return grp;  in find_group()
595 		} else if (list_empty(&grp->node[1].entry))  in find_group()
596 			return grp;  in find_group()
612 	struct devres_group *grp;  in devres_close_group()  local
617 	grp = find_group(dev, id);  in devres_close_group()
618 	if (grp)  in devres_close_group()
619 		add_dr(dev, &grp->node[1]);  in devres_close_group()
638 	struct devres_group *grp;  in devres_remove_group()  local
643 	grp = find_group(dev, id);  in devres_remove_group()
644 	if (grp) {  in devres_remove_group()
645 		list_del_init(&grp->node[0].entry);  in devres_remove_group()
646 		list_del_init(&grp->node[1].entry);  in devres_remove_group()
647 		devres_log(dev, &grp->node[0], "REM");  in devres_remove_group()
653 	kfree(grp);  in devres_remove_group()
671 	struct devres_group *grp;  in devres_release_group()  local
678 	grp = find_group(dev, id);  in devres_release_group()
679 	if (grp) {  in devres_release_group()
680 		struct list_head *first = &grp->node[0].entry;  in devres_release_group()
683 		if (!list_empty(&grp->node[1].entry))  in devres_release_group()
684 			end = grp->node[1].entry.next;  in devres_release_group()