181 static inline struct htb_class *htb_find(u32 handle, struct Qdisc *sch)  in htb_find()  argument
183 	struct htb_sched *q = qdisc_priv(sch);  in htb_find()
206 static struct htb_class *htb_classify(struct sk_buff *skb, struct Qdisc *sch,  in htb_classify()  argument
209 	struct htb_sched *q = qdisc_priv(sch);  in htb_classify()
219 	if (skb->priority == sch->handle)  in htb_classify()
221 	cl = htb_find(skb->priority, sch);  in htb_classify()
244 			if (res.classid == sch->handle)  in htb_classify()
246 			cl = htb_find(res.classid, sch);  in htb_classify()
257 	cl = htb_find(TC_H_MAKE(TC_H_MAJ(sch->handle), q->defcls), sch);  in htb_classify()
572 static int htb_enqueue(struct sk_buff *skb, struct Qdisc *sch)  in htb_enqueue()  argument
575 	struct htb_sched *q = qdisc_priv(sch);  in htb_enqueue()
576 	struct htb_class *cl = htb_classify(skb, sch, &ret);  in htb_enqueue()
584 			return qdisc_drop(skb, sch);  in htb_enqueue()
589 			qdisc_qstats_drop(sch);  in htb_enqueue()
595 			qdisc_qstats_drop(sch);  in htb_enqueue()
603 	qdisc_qstats_backlog_inc(sch, skb);  in htb_enqueue()
604 	sch->q.qlen++;  in htb_enqueue()
879 static struct sk_buff *htb_dequeue(struct Qdisc *sch)  in htb_dequeue()  argument
882 	struct htb_sched *q = qdisc_priv(sch);  in htb_dequeue()
891 		qdisc_bstats_update(sch, skb);  in htb_dequeue()
892 		qdisc_unthrottled(sch);  in htb_dequeue()
893 		qdisc_qstats_backlog_dec(sch, skb);  in htb_dequeue()
894 		sch->q.qlen--;  in htb_dequeue()
898 	if (!sch->q.qlen)  in htb_dequeue()
930 	qdisc_qstats_overlimit(sch);  in htb_dequeue()
947 static unsigned int htb_drop(struct Qdisc *sch)  in htb_drop()  argument
949 	struct htb_sched *q = qdisc_priv(sch);  in htb_drop()
960 				sch->qstats.backlog -= len;  in htb_drop()
961 				sch->q.qlen--;  in htb_drop()
973 static void htb_reset(struct Qdisc *sch)  in htb_reset()  argument
975 	struct htb_sched *q = qdisc_priv(sch);  in htb_reset()
994 	sch->q.qlen = 0;  in htb_reset()
995 	sch->qstats.backlog = 0;  in htb_reset()
1015 	struct Qdisc *sch = q->watchdog.qdisc;  in htb_work_func()  local
1017 	__netif_schedule(qdisc_root(sch));  in htb_work_func()
1020 static int htb_init(struct Qdisc *sch, struct nlattr *opt)  in htb_init()  argument
1022 	struct htb_sched *q = qdisc_priv(sch);  in htb_init()
1048 	qdisc_watchdog_init(&q->watchdog, sch);  in htb_init()
1055 		q->direct_qlen = qdisc_dev(sch)->tx_queue_len;  in htb_init()
1064 static int htb_dump(struct Qdisc *sch, struct sk_buff *skb)  in htb_dump()  argument
1066 	struct htb_sched *q = qdisc_priv(sch);  in htb_dump()
1094 static int htb_dump_class(struct Qdisc *sch, unsigned long arg,  in htb_dump_class()  argument
1139 htb_dump_class_stats(struct Qdisc *sch, unsigned long arg, struct gnet_dump *d)  in htb_dump_class_stats()  argument
1157 static int htb_graft(struct Qdisc *sch, unsigned long arg, struct Qdisc *new,  in htb_graft()  argument
1165 	    (new = qdisc_create_dflt(sch->dev_queue, &pfifo_qdisc_ops,  in htb_graft()
1169 	*old = qdisc_replace(sch, new, &cl->un.leaf.q);  in htb_graft()
1173 static struct Qdisc *htb_leaf(struct Qdisc *sch, unsigned long arg)  in htb_leaf()  argument
1179 static void htb_qlen_notify(struct Qdisc *sch, unsigned long arg)  in htb_qlen_notify()  argument
1184 		htb_deactivate(qdisc_priv(sch), cl);  in htb_qlen_notify()
1187 static unsigned long htb_get(struct Qdisc *sch, u32 classid)  in htb_get()  argument
1189 	struct htb_class *cl = htb_find(classid, sch);  in htb_get()
1227 static void htb_destroy_class(struct Qdisc *sch, struct htb_class *cl)  in htb_destroy_class()  argument
1238 static void htb_destroy(struct Qdisc *sch)  in htb_destroy()  argument
1240 	struct htb_sched *q = qdisc_priv(sch);  in htb_destroy()
1261 			htb_destroy_class(sch, cl);  in htb_destroy()
1267 static int htb_delete(struct Qdisc *sch, unsigned long arg)  in htb_delete()  argument
1269 	struct htb_sched *q = qdisc_priv(sch);  in htb_delete()
1282 		new_q = qdisc_create_dflt(sch->dev_queue, &pfifo_qdisc_ops,  in htb_delete()
1287 	sch_tree_lock(sch);  in htb_delete()
1318 	sch_tree_unlock(sch);  in htb_delete()
1322 static void htb_put(struct Qdisc *sch, unsigned long arg)  in htb_put()  argument
1327 		htb_destroy_class(sch, cl);  in htb_put()
1330 static int htb_change_class(struct Qdisc *sch, u32 classid,  in htb_change_class()  argument
1335 	struct htb_sched *q = qdisc_priv(sch);  in htb_change_class()
1354 	parent = parentid == TC_H_ROOT ? NULL : htb_find(parentid, sch);  in htb_change_class()
1386 		if (!classid || TC_H_MAJ(classid ^ sch->handle) ||  in htb_change_class()
1387 		    htb_find(classid, sch))  in htb_change_class()
1403 						qdisc_root_sleeping_lock(sch),  in htb_change_class()
1423 		new_q = qdisc_create_dflt(sch->dev_queue,  in htb_change_class()
1425 		sch_tree_lock(sch);  in htb_change_class()
1465 			spinlock_t *lock = qdisc_root_sleeping_lock(sch);  in htb_change_class()
1474 		sch_tree_lock(sch);  in htb_change_class()
1512 	sch_tree_unlock(sch);  in htb_change_class()
1514 	qdisc_class_hash_grow(sch, &q->clhash);  in htb_change_class()
1523 static struct tcf_proto __rcu **htb_find_tcf(struct Qdisc *sch,  in htb_find_tcf()  argument
1526 	struct htb_sched *q = qdisc_priv(sch);  in htb_find_tcf()
1533 static unsigned long htb_bind_filter(struct Qdisc *sch, unsigned long parent,  in htb_bind_filter()  argument
1536 	struct htb_class *cl = htb_find(classid, sch);  in htb_bind_filter()
1552 static void htb_unbind_filter(struct Qdisc *sch, unsigned long arg)  in htb_unbind_filter()  argument
1560 static void htb_walk(struct Qdisc *sch, struct qdisc_walker *arg)  in htb_walk()  argument
1562 	struct htb_sched *q = qdisc_priv(sch);  in htb_walk()
1575 			if (arg->fn(sch, (unsigned long)cl, arg) < 0) {  in htb_walk()