skb_queue_purge(&q->delayed);
static void netem_reset(struct Qdisc *sch){	struct netem_sched_data *q = qdisc_priv(sch);	qdisc_reset(q->qdisc);	skb_queue_purge(&q->delayed);	sch->q.qlen = 0;	sch->flags &= ~TCQ_F_THROTTLED;	del_timer_sync(&q->timer);}