40 	struct Qdisc		*sch;  member
57 static int red_enqueue(struct sk_buff *skb, struct Qdisc *sch,  in red_enqueue()  argument
60 	struct red_sched_data *q = qdisc_priv(sch);  in red_enqueue()
76 		qdisc_qstats_overlimit(sch);  in red_enqueue()
86 		qdisc_qstats_overlimit(sch);  in red_enqueue()
99 		qdisc_qstats_backlog_inc(sch, skb);  in red_enqueue()
100 		sch->q.qlen++;  in red_enqueue()
103 		qdisc_qstats_drop(sch);  in red_enqueue()
108 	qdisc_drop(skb, sch, to_free);  in red_enqueue()
112 static struct sk_buff *red_dequeue(struct Qdisc *sch)  in red_dequeue()  argument
115 	struct red_sched_data *q = qdisc_priv(sch);  in red_dequeue()
120 		qdisc_bstats_update(sch, skb);  in red_dequeue()
121 		qdisc_qstats_backlog_dec(sch, skb);  in red_dequeue()
122 		sch->q.qlen--;  in red_dequeue()
130 static struct sk_buff *red_peek(struct Qdisc *sch)  in red_peek()  argument
132 	struct red_sched_data *q = qdisc_priv(sch);  in red_peek()
138 static void red_reset(struct Qdisc *sch)  in red_reset()  argument
140 	struct red_sched_data *q = qdisc_priv(sch);  in red_reset()
143 	sch->qstats.backlog = 0;  in red_reset()
144 	sch->q.qlen = 0;  in red_reset()
148 static int red_offload(struct Qdisc *sch, bool enable)  in red_offload()  argument
150 	struct red_sched_data *q = qdisc_priv(sch);  in red_offload()
151 	struct net_device *dev = qdisc_dev(sch);  in red_offload()
153 		.handle = sch->handle,  in red_offload()
154 		.parent = sch->parent,  in red_offload()
168 		opt.set.qstats = &sch->qstats;  in red_offload()
176 static void red_destroy(struct Qdisc *sch)  in red_destroy()  argument
178 	struct red_sched_data *q = qdisc_priv(sch);  in red_destroy()
181 	red_offload(sch, false);  in red_destroy()
191 static int red_change(struct Qdisc *sch, struct nlattr *opt,  in red_change()  argument
195 	struct red_sched_data *q = qdisc_priv(sch);  in red_change()
220 		child = fifo_create_dflt(sch, &bfifo_qdisc_ops, ctl->limit,  in red_change()
229 	sch_tree_lock(sch);  in red_change()
252 	sch_tree_unlock(sch);  in red_change()
254 	red_offload(sch, true);  in red_change()
264 	struct Qdisc *sch = q->sch;  in red_adaptative_timer()  local
265 	spinlock_t *root_lock = qdisc_lock(qdisc_root_sleeping(sch));  in red_adaptative_timer()
273 static int red_init(struct Qdisc *sch, struct nlattr *opt,  in red_init()  argument
276 	struct red_sched_data *q = qdisc_priv(sch);  in red_init()
279 	q->sch = sch;  in red_init()
281 	return red_change(sch, opt, extack);  in red_init()
284 static int red_dump_offload_stats(struct Qdisc *sch)  in red_dump_offload_stats()  argument
288 		.handle = sch->handle,  in red_dump_offload_stats()
289 		.parent = sch->parent,  in red_dump_offload_stats()
291 			.stats.bstats = &sch->bstats,  in red_dump_offload_stats()
292 			.stats.qstats = &sch->qstats,  in red_dump_offload_stats()
296 	return qdisc_offload_dump_helper(sch, TC_SETUP_QDISC_RED, &hw_stats);  in red_dump_offload_stats()
299 static int red_dump(struct Qdisc *sch, struct sk_buff *skb)  in red_dump()  argument
301 	struct red_sched_data *q = qdisc_priv(sch);  in red_dump()
314 	err = red_dump_offload_stats(sch);  in red_dump()
331 static int red_dump_stats(struct Qdisc *sch, struct gnet_dump *d)  in red_dump_stats()  argument
333 	struct red_sched_data *q = qdisc_priv(sch);  in red_dump_stats()
334 	struct net_device *dev = qdisc_dev(sch);  in red_dump_stats()
337 	if (sch->flags & TCQ_F_OFFLOADED) {  in red_dump_stats()
340 			.handle = sch->handle,  in red_dump_stats()
341 			.parent = sch->parent,  in red_dump_stats()
357 static int red_dump_class(struct Qdisc *sch, unsigned long cl,  in red_dump_class()  argument
360 	struct red_sched_data *q = qdisc_priv(sch);  in red_dump_class()
367 static void red_graft_offload(struct Qdisc *sch,  in red_graft_offload()  argument
372 		.handle		= sch->handle,  in red_graft_offload()
373 		.parent		= sch->parent,  in red_graft_offload()
378 	qdisc_offload_graft_helper(qdisc_dev(sch), sch, new, old,  in red_graft_offload()
382 static int red_graft(struct Qdisc *sch, unsigned long arg, struct Qdisc *new,  in red_graft()  argument
385 	struct red_sched_data *q = qdisc_priv(sch);  in red_graft()
390 	*old = qdisc_replace(sch, new, &q->qdisc);  in red_graft()
392 	red_graft_offload(sch, new, *old, extack);  in red_graft()
396 static struct Qdisc *red_leaf(struct Qdisc *sch, unsigned long arg)  in red_leaf()  argument
398 	struct red_sched_data *q = qdisc_priv(sch);  in red_leaf()
402 static unsigned long red_find(struct Qdisc *sch, u32 classid)  in red_find()  argument
407 static void red_walk(struct Qdisc *sch, struct qdisc_walker *walker)  in red_walk()  argument
411 			if (walker->fn(sch, 1, walker) < 0) {  in red_walk()