108 	struct htb_class	*parent;	/* parent class */  member
290 	struct rb_node **p = &root->rb_node, *parent = NULL;  in htb_add_to_id_tree()  local
294 		parent = *p;  in htb_add_to_id_tree()
295 		c = rb_entry(parent, struct htb_class, node[prio]);  in htb_add_to_id_tree()
298 			p = &parent->rb_right;  in htb_add_to_id_tree()
300 			p = &parent->rb_left;  in htb_add_to_id_tree()
302 	rb_link_node(&cl->node[prio], parent, p);  in htb_add_to_id_tree()
319 	struct rb_node **p = &q->hlevel[cl->level].wait_pq.rb_node, *parent = NULL;  in htb_add_to_wait_tree()  local
331 		parent = *p;  in htb_add_to_wait_tree()
332 		c = rb_entry(parent, struct htb_class, pq_node);  in htb_add_to_wait_tree()
334 			p = &parent->rb_right;  in htb_add_to_wait_tree()
336 			p = &parent->rb_left;  in htb_add_to_wait_tree()
338 	rb_link_node(&cl->pq_node, parent, p);  in htb_add_to_wait_tree()
427 	struct htb_class *p = cl->parent;  in htb_activate_prios()
449 		p = cl->parent;  in htb_activate_prios()
467 	struct htb_class *p = cl->parent;  in htb_deactivate_prios()
495 		p = cl->parent;  in htb_deactivate_prios()
732 		cl = cl->parent;  in htb_charge_class()
913 		htb_next_rb_node(level ? &cl->parent->inner.clprio[prio].ptr:  in htb_dequeue_tree()
924 			htb_next_rb_node(level ? &cl->parent->inner.clprio[prio].ptr :  in htb_dequeue_tree()
1084 		if (sch->parent != TC_H_ROOT) {  in htb_init()
1251 	tcm->tcm_parent = cl->parent ? cl->parent->common.classid : TC_H_ROOT;  in htb_dump_class()
1303 				p = p->parent;  in htb_offload_aggregate_stats()
1493 	if (!cl->parent)  in htb_parent_last_child()
1496 	if (cl->parent->children > 1)  in htb_parent_last_child()
1506 	struct htb_class *parent = cl->parent;  in htb_parent_to_leaf()  local
1510 	if (parent->cmode != HTB_CAN_SEND)  in htb_parent_to_leaf()
1511 		htb_safe_rb_erase(&parent->pq_node,  in htb_parent_to_leaf()
1512 				  &q->hlevel[parent->level].wait_pq);  in htb_parent_to_leaf()
1514 	parent->level = 0;  in htb_parent_to_leaf()
1515 	memset(&parent->inner, 0, sizeof(parent->inner));  in htb_parent_to_leaf()
1516 	parent->leaf.q = new_q ? new_q : &noop_qdisc;  in htb_parent_to_leaf()
1517 	parent->tokens = parent->buffer;  in htb_parent_to_leaf()
1518 	parent->ctokens = parent->cbuffer;  in htb_parent_to_leaf()
1519 	parent->t_c = ktime_get_ns();  in htb_parent_to_leaf()
1520 	parent->cmode = HTB_CAN_SEND;  in htb_parent_to_leaf()
1522 		parent->leaf.offload_queue = cl->leaf.offload_queue;  in htb_parent_to_leaf()
1565 	if (cl->parent) {  in htb_destroy_class_offload()
1566 		_bstats_update(&cl->parent->bstats_bias,  in htb_destroy_class_offload()
1663 				if (cl->parent)  in htb_destroy()
1664 					cl->parent->children--;  in htb_destroy()
1725 					  cl->parent->common.classid,  in htb_delete()
1738 	if (cl->parent)  in htb_delete()
1739 		cl->parent->children--;  in htb_delete()
1763 	struct htb_class *cl = (struct htb_class *)*arg, *parent;  in htb_change_class()  local
1786 	parent = parentid == TC_H_ROOT ? NULL : htb_find(parentid, sch);  in htb_change_class()
1841 		if (parent && parent->parent && parent->parent->level < 2) {  in htb_change_class()
1887 		} else if (!(parent && !parent->level)) {  in htb_change_class()
1892 				.parent_classid = parent ?  in htb_change_class()
1893 					TC_H_MIN(parent->common.classid) :  in htb_change_class()
1909 			dev_queue = htb_offload_get_queue(parent);  in htb_change_class()
1911 			WARN_ON(old_q != parent->leaf.q);  in htb_change_class()
1916 					TC_H_MIN(parent->common.classid),  in htb_change_class()
1930 			_bstats_update(&parent->bstats_bias,  in htb_change_class()
1946 		if (parent && !parent->level) {  in htb_change_class()
1948 			qdisc_purge_queue(parent->leaf.q);  in htb_change_class()
1949 			parent_qdisc = parent->leaf.q;  in htb_change_class()
1950 			if (parent->prio_activity)  in htb_change_class()
1951 				htb_deactivate(q, parent);  in htb_change_class()
1954 			if (parent->cmode != HTB_CAN_SEND) {  in htb_change_class()
1955 				htb_safe_rb_erase(&parent->pq_node, &q->hlevel[0].wait_pq);  in htb_change_class()
1956 				parent->cmode = HTB_CAN_SEND;  in htb_change_class()
1958 			parent->level = (parent->parent ? parent->parent->level  in htb_change_class()
1960 			memset(&parent->inner, 0, sizeof(parent->inner));  in htb_change_class()
1968 		cl->parent = parent;  in htb_change_class()
1979 		if (parent)  in htb_change_class()
1980 			parent->children++;  in htb_change_class()
2080 static unsigned long htb_bind_filter(struct Qdisc *sch, unsigned long parent,  in htb_bind_filter()  argument