303 	struct blkcg_gq *pblkg = bfqg_to_blkg(bfqg)->parent;  in bfqg_parent()
310 	struct bfq_entity *group_entity = bfqq->entity.parent;  in bfqq_group()
408 	struct bfq_group *parent;  in bfqg_stats_xfer_dead()  local
413 	parent = bfqg_parent(bfqg);  in bfqg_stats_xfer_dead()
417 	if (unlikely(!parent))  in bfqg_stats_xfer_dead()
420 	bfqg_stats_add_aux(&parent->stats, &bfqg->stats);  in bfqg_stats_xfer_dead()
439 	entity->parent = bfqg->my_entity; /* NULL for root group */  in bfq_init_entity()
576 					struct bfq_group *parent)  in bfq_group_set_parent()  argument
581 	entity->parent = parent->my_entity;  in bfq_group_set_parent()
582 	entity->sched_data = &parent->sched_data;  in bfq_group_set_parent()
587 	struct bfq_group *parent;  in bfq_link_bfqg()  local
600 			parent = bfqg_parent(curr_bfqg);  in bfq_link_bfqg()
601 			if (!parent)  in bfq_link_bfqg()
602 				parent = bfqd->root_group;  in bfq_link_bfqg()
603 			bfq_group_set_parent(curr_bfqg, parent);  in bfq_link_bfqg()
615 			blkg = blkg->parent;  in bfq_bio_bfqg()
623 		blkg = blkg->parent;  in bfq_bio_bfqg()
677 	entity->parent = bfqg->my_entity;  in bfq_bfqq_move()