126 static inline void qdisc_refcount_inc(struct Qdisc *qdisc)  in qdisc_refcount_inc()  argument
128 	if (qdisc->flags & TCQ_F_BUILTIN)  in qdisc_refcount_inc()
130 	refcount_inc(&qdisc->refcnt);  in qdisc_refcount_inc()
137 static inline struct Qdisc *qdisc_refcount_inc_nz(struct Qdisc *qdisc)  in qdisc_refcount_inc_nz()  argument
139 	if (qdisc->flags & TCQ_F_BUILTIN)  in qdisc_refcount_inc_nz()
140 		return qdisc;  in qdisc_refcount_inc_nz()
141 	if (refcount_inc_not_zero(&qdisc->refcnt))  in qdisc_refcount_inc_nz()
142 		return qdisc;  in qdisc_refcount_inc_nz()
146 static inline bool qdisc_is_running(struct Qdisc *qdisc)  in qdisc_is_running()  argument
148 	if (qdisc->flags & TCQ_F_NOLOCK)  in qdisc_is_running()
149 		return spin_is_locked(&qdisc->seqlock);  in qdisc_is_running()
150 	return (raw_read_seqcount(&qdisc->running) & 1) ? true : false;  in qdisc_is_running()
153 static inline bool nolock_qdisc_is_empty(const struct Qdisc *qdisc)  in nolock_qdisc_is_empty()  argument
155 	return !(READ_ONCE(qdisc->state) & QDISC_STATE_NON_EMPTY);  in nolock_qdisc_is_empty()
163 static inline bool qdisc_is_empty(const struct Qdisc *qdisc)  in qdisc_is_empty()  argument
165 	if (qdisc_is_percpu_stats(qdisc))  in qdisc_is_empty()
166 		return nolock_qdisc_is_empty(qdisc);  in qdisc_is_empty()
167 	return !READ_ONCE(qdisc->q.qlen);  in qdisc_is_empty()
170 static inline bool qdisc_run_begin(struct Qdisc *qdisc)  in qdisc_run_begin()  argument
172 	if (qdisc->flags & TCQ_F_NOLOCK) {  in qdisc_run_begin()
173 		if (spin_trylock(&qdisc->seqlock))  in qdisc_run_begin()
187 		if (test_bit(__QDISC_STATE_MISSED, &qdisc->state))  in qdisc_run_begin()
197 		set_bit(__QDISC_STATE_MISSED, &qdisc->state);  in qdisc_run_begin()
208 		return spin_trylock(&qdisc->seqlock);  in qdisc_run_begin()
209 	} else if (qdisc_is_running(qdisc)) {  in qdisc_run_begin()
215 	raw_write_seqcount_begin(&qdisc->running);  in qdisc_run_begin()
216 	seqcount_acquire(&qdisc->running.dep_map, 0, 1, _RET_IP_);  in qdisc_run_begin()
220 static inline void qdisc_run_end(struct Qdisc *qdisc)  in qdisc_run_end()  argument
222 	if (qdisc->flags & TCQ_F_NOLOCK) {  in qdisc_run_end()
223 		spin_unlock(&qdisc->seqlock);  in qdisc_run_end()
226 				      &qdisc->state)))  in qdisc_run_end()
227 			__netif_schedule(qdisc);  in qdisc_run_end()
229 		write_seqcount_end(&qdisc->running);  in qdisc_run_end()
233 static inline bool qdisc_may_bulk(const struct Qdisc *qdisc)  in qdisc_may_bulk()  argument
235 	return qdisc->flags & TCQ_F_ONETXQUEUE;  in qdisc_may_bulk()
544 static inline spinlock_t *qdisc_lock(struct Qdisc *qdisc)  in qdisc_lock()  argument
546 	return &qdisc->q.lock;  in qdisc_lock()
549 static inline struct Qdisc *qdisc_root(const struct Qdisc *qdisc)  in qdisc_root()  argument
551 	struct Qdisc *q = rcu_dereference_rtnl(qdisc->dev_queue->qdisc);  in qdisc_root()
556 static inline struct Qdisc *qdisc_root_bh(const struct Qdisc *qdisc)  in qdisc_root_bh()  argument
558 	return rcu_dereference_bh(qdisc->dev_queue->qdisc);  in qdisc_root_bh()
561 static inline struct Qdisc *qdisc_root_sleeping(const struct Qdisc *qdisc)  in qdisc_root_sleeping()  argument
563 	return qdisc->dev_queue->qdisc_sleeping;  in qdisc_root_sleeping()
577 static inline spinlock_t *qdisc_root_lock(const struct Qdisc *qdisc)  in qdisc_root_lock()  argument
579 	struct Qdisc *root = qdisc_root(qdisc);  in qdisc_root_lock()
585 static inline spinlock_t *qdisc_root_sleeping_lock(const struct Qdisc *qdisc)  in qdisc_root_sleeping_lock()  argument
587 	struct Qdisc *root = qdisc_root_sleeping(qdisc);  in qdisc_root_sleeping_lock()
593 static inline seqcount_t *qdisc_root_sleeping_running(const struct Qdisc *qdisc)  in qdisc_root_sleeping_running()  argument
595 	struct Qdisc *root = qdisc_root_sleeping(qdisc);  in qdisc_root_sleeping_running()
601 static inline struct net_device *qdisc_dev(const struct Qdisc *qdisc)  in qdisc_dev()  argument
603 	return qdisc->dev_queue->dev;  in qdisc_dev()
693 			      struct Qdisc *qdisc);
694 void qdisc_reset(struct Qdisc *qdisc);
695 void qdisc_put(struct Qdisc *qdisc);
696 void qdisc_put_unlocked(struct Qdisc *qdisc);
697 void qdisc_tree_reduce_backlog(struct Qdisc *qdisc, int n, int len);
725 void qdisc_free(struct Qdisc *qdisc);
756 	struct Qdisc *qdisc;  in qdisc_reset_all_tx_gt()  local
759 		qdisc = rtnl_dereference(netdev_get_tx_queue(dev, i)->qdisc);  in qdisc_reset_all_tx_gt()
760 		if (qdisc) {  in qdisc_reset_all_tx_gt()
761 			spin_lock_bh(qdisc_lock(qdisc));  in qdisc_reset_all_tx_gt()
762 			qdisc_reset(qdisc);  in qdisc_reset_all_tx_gt()
763 			spin_unlock_bh(qdisc_lock(qdisc));  in qdisc_reset_all_tx_gt()
776 		const struct Qdisc *q = rcu_dereference(txq->qdisc);  in qdisc_all_tx_empty()
794 		if (rcu_access_pointer(txq->qdisc) != txq->qdisc_sleeping)  in qdisc_tx_changing()
807 		if (rcu_access_pointer(txq->qdisc) != &noop_qdisc)  in qdisc_tx_is_noop()
1339 void mini_qdisc_pair_init(struct mini_Qdisc_pair *miniqp, struct Qdisc *qdisc,