129 static inline void qdisc_refcount_inc(struct Qdisc *qdisc)  in qdisc_refcount_inc()  argument
131 	if (qdisc->flags & TCQ_F_BUILTIN)  in qdisc_refcount_inc()
133 	refcount_inc(&qdisc->refcnt);  in qdisc_refcount_inc()
140 static inline struct Qdisc *qdisc_refcount_inc_nz(struct Qdisc *qdisc)  in qdisc_refcount_inc_nz()  argument
142 	if (qdisc->flags & TCQ_F_BUILTIN)  in qdisc_refcount_inc_nz()
143 		return qdisc;  in qdisc_refcount_inc_nz()
144 	if (refcount_inc_not_zero(&qdisc->refcnt))  in qdisc_refcount_inc_nz()
145 		return qdisc;  in qdisc_refcount_inc_nz()
149 static inline bool qdisc_is_running(struct Qdisc *qdisc)  in qdisc_is_running()  argument
151 	if (qdisc->flags & TCQ_F_NOLOCK)  in qdisc_is_running()
152 		return spin_is_locked(&qdisc->seqlock);  in qdisc_is_running()
153 	return (raw_read_seqcount(&qdisc->running) & 1) ? true : false;  in qdisc_is_running()
156 static inline bool nolock_qdisc_is_empty(const struct Qdisc *qdisc)  in nolock_qdisc_is_empty()  argument
158 	return !(READ_ONCE(qdisc->state) & QDISC_STATE_NON_EMPTY);  in nolock_qdisc_is_empty()
166 static inline bool qdisc_is_empty(const struct Qdisc *qdisc)  in qdisc_is_empty()  argument
168 	if (qdisc_is_percpu_stats(qdisc))  in qdisc_is_empty()
169 		return nolock_qdisc_is_empty(qdisc);  in qdisc_is_empty()
170 	return !READ_ONCE(qdisc->q.qlen);  in qdisc_is_empty()
173 static inline bool qdisc_run_begin(struct Qdisc *qdisc)  in qdisc_run_begin()  argument
175 	if (qdisc->flags & TCQ_F_NOLOCK) {  in qdisc_run_begin()
176 		if (spin_trylock(&qdisc->seqlock))  in qdisc_run_begin()
184 		if (test_and_set_bit(__QDISC_STATE_MISSED, &qdisc->state))  in qdisc_run_begin()
191 		return spin_trylock(&qdisc->seqlock);  in qdisc_run_begin()
192 	} else if (qdisc_is_running(qdisc)) {  in qdisc_run_begin()
198 	raw_write_seqcount_begin(&qdisc->running);  in qdisc_run_begin()
199 	seqcount_acquire(&qdisc->running.dep_map, 0, 1, _RET_IP_);  in qdisc_run_begin()
203 static inline void qdisc_run_end(struct Qdisc *qdisc)  in qdisc_run_end()  argument
205 	if (qdisc->flags & TCQ_F_NOLOCK) {  in qdisc_run_end()
206 		spin_unlock(&qdisc->seqlock);  in qdisc_run_end()
215 				      &qdisc->state)))  in qdisc_run_end()
216 			__netif_schedule(qdisc);  in qdisc_run_end()
218 		write_seqcount_end(&qdisc->running);  in qdisc_run_end()
222 static inline bool qdisc_may_bulk(const struct Qdisc *qdisc)  in qdisc_may_bulk()  argument
224 	return qdisc->flags & TCQ_F_ONETXQUEUE;  in qdisc_may_bulk()
537 static inline spinlock_t *qdisc_lock(struct Qdisc *qdisc)  in qdisc_lock()  argument
539 	return &qdisc->q.lock;  in qdisc_lock()
542 static inline struct Qdisc *qdisc_root(const struct Qdisc *qdisc)  in qdisc_root()  argument
544 	struct Qdisc *q = rcu_dereference_rtnl(qdisc->dev_queue->qdisc);  in qdisc_root()
549 static inline struct Qdisc *qdisc_root_bh(const struct Qdisc *qdisc)  in qdisc_root_bh()  argument
551 	return rcu_dereference_bh(qdisc->dev_queue->qdisc);  in qdisc_root_bh()
554 static inline struct Qdisc *qdisc_root_sleeping(const struct Qdisc *qdisc)  in qdisc_root_sleeping()  argument
556 	return qdisc->dev_queue->qdisc_sleeping;  in qdisc_root_sleeping()
570 static inline spinlock_t *qdisc_root_lock(const struct Qdisc *qdisc)  in qdisc_root_lock()  argument
572 	struct Qdisc *root = qdisc_root(qdisc);  in qdisc_root_lock()
578 static inline spinlock_t *qdisc_root_sleeping_lock(const struct Qdisc *qdisc)  in qdisc_root_sleeping_lock()  argument
580 	struct Qdisc *root = qdisc_root_sleeping(qdisc);  in qdisc_root_sleeping_lock()
586 static inline seqcount_t *qdisc_root_sleeping_running(const struct Qdisc *qdisc)  in qdisc_root_sleeping_running()  argument
588 	struct Qdisc *root = qdisc_root_sleeping(qdisc);  in qdisc_root_sleeping_running()
594 static inline struct net_device *qdisc_dev(const struct Qdisc *qdisc)  in qdisc_dev()  argument
596 	return qdisc->dev_queue->dev;  in qdisc_dev()
688 			      struct Qdisc *qdisc);
689 void qdisc_reset(struct Qdisc *qdisc);
690 void qdisc_put(struct Qdisc *qdisc);
691 void qdisc_put_unlocked(struct Qdisc *qdisc);
692 void qdisc_tree_reduce_backlog(struct Qdisc *qdisc, int n, int len);
720 void qdisc_free(struct Qdisc *qdisc);
751 	struct Qdisc *qdisc;  in qdisc_reset_all_tx_gt()  local
754 		qdisc = rtnl_dereference(netdev_get_tx_queue(dev, i)->qdisc);  in qdisc_reset_all_tx_gt()
755 		if (qdisc) {  in qdisc_reset_all_tx_gt()
756 			spin_lock_bh(qdisc_lock(qdisc));  in qdisc_reset_all_tx_gt()
757 			qdisc_reset(qdisc);  in qdisc_reset_all_tx_gt()
758 			spin_unlock_bh(qdisc_lock(qdisc));  in qdisc_reset_all_tx_gt()
771 		const struct Qdisc *q = rcu_dereference(txq->qdisc);  in qdisc_all_tx_empty()
789 		if (rcu_access_pointer(txq->qdisc) != txq->qdisc_sleeping)  in qdisc_tx_changing()
802 		if (rcu_access_pointer(txq->qdisc) != &noop_qdisc)  in qdisc_tx_is_noop()
1338 void mini_qdisc_pair_init(struct mini_Qdisc_pair *miniqp, struct Qdisc *qdisc,