570 	RCU_POINTER_INITIALIZER(qdisc, &noop_qdisc),
571 	.qdisc_sleeping	=	&noop_qdisc,
574 struct Qdisc noop_qdisc = {  variable
579 	.q.lock		=	__SPIN_LOCK_UNLOCKED(noop_qdisc.q.lock),
581 	.running	=	SEQCNT_ZERO(noop_qdisc.running),
582 	.busylock	=	__SPIN_LOCK_UNLOCKED(noop_qdisc.busylock),
584 		.next = (struct sk_buff *)&noop_qdisc.gso_skb,
585 		.prev = (struct sk_buff *)&noop_qdisc.gso_skb,
587 		.lock = __SPIN_LOCK_UNLOCKED(noop_qdisc.gso_skb.lock),
590 		.next = (struct sk_buff *)&noop_qdisc.skb_bad_txq,
591 		.prev = (struct sk_buff *)&noop_qdisc.skb_bad_txq,
593 		.lock = __SPIN_LOCK_UNLOCKED(noop_qdisc.skb_bad_txq.lock),
596 EXPORT_SYMBOL(noop_qdisc);
1050 		qdisc = &noop_qdisc;  in dev_graft_qdisc()
1052 	rcu_assign_pointer(dev_queue->qdisc, &noop_qdisc);  in dev_graft_qdisc()
1119 	if (qdisc == &noop_qdisc) {  in attach_default_qdiscs()
1122 		netdev_for_each_tx_queue(dev, shutdown_scheduler_queue, &noop_qdisc);  in attach_default_qdiscs()
1132 	if (qdisc != &noop_qdisc)  in attach_default_qdiscs()
1163 	if (rtnl_dereference(dev->qdisc) == &noop_qdisc)  in dev_activate()
1270 					 &noop_qdisc);  in dev_deactivate_many()
1273 					     &noop_qdisc);  in dev_deactivate_many()
1359 	rcu_assign_pointer(dev->qdisc, &noop_qdisc);  in dev_init_scheduler()
1360 	netdev_for_each_tx_queue(dev, dev_init_scheduler_queue, &noop_qdisc);  in dev_init_scheduler()
1362 		dev_init_scheduler_queue(dev, dev_ingress_queue(dev), &noop_qdisc);  in dev_init_scheduler()
1369 	netdev_for_each_tx_queue(dev, shutdown_scheduler_queue, &noop_qdisc);  in dev_shutdown()
1371 		shutdown_scheduler_queue(dev, dev_ingress_queue(dev), &noop_qdisc);  in dev_shutdown()
1373 	rcu_assign_pointer(dev->qdisc, &noop_qdisc);  in dev_shutdown()