Lines Matching refs:qdisc
133 static inline void qdisc_refcount_inc(struct Qdisc *qdisc) in qdisc_refcount_inc() argument
135 if (qdisc->flags & TCQ_F_BUILTIN) in qdisc_refcount_inc()
137 refcount_inc(&qdisc->refcnt); in qdisc_refcount_inc()
144 static inline struct Qdisc *qdisc_refcount_inc_nz(struct Qdisc *qdisc) in qdisc_refcount_inc_nz() argument
146 if (qdisc->flags & TCQ_F_BUILTIN) in qdisc_refcount_inc_nz()
147 return qdisc; in qdisc_refcount_inc_nz()
148 if (refcount_inc_not_zero(&qdisc->refcnt)) in qdisc_refcount_inc_nz()
149 return qdisc; in qdisc_refcount_inc_nz()
157 static inline bool qdisc_is_running(struct Qdisc *qdisc) in qdisc_is_running() argument
159 if (qdisc->flags & TCQ_F_NOLOCK) in qdisc_is_running()
160 return spin_is_locked(&qdisc->seqlock); in qdisc_is_running()
161 return test_bit(__QDISC_STATE2_RUNNING, &qdisc->state2); in qdisc_is_running()
164 static inline bool nolock_qdisc_is_empty(const struct Qdisc *qdisc) in nolock_qdisc_is_empty() argument
166 return !(READ_ONCE(qdisc->state) & QDISC_STATE_NON_EMPTY); in nolock_qdisc_is_empty()
174 static inline bool qdisc_is_empty(const struct Qdisc *qdisc) in qdisc_is_empty() argument
176 if (qdisc_is_percpu_stats(qdisc)) in qdisc_is_empty()
177 return nolock_qdisc_is_empty(qdisc); in qdisc_is_empty()
178 return !READ_ONCE(qdisc->q.qlen); in qdisc_is_empty()
184 static inline bool qdisc_run_begin(struct Qdisc *qdisc) in qdisc_run_begin() argument
186 if (qdisc->flags & TCQ_F_NOLOCK) { in qdisc_run_begin()
187 if (spin_trylock(&qdisc->seqlock)) in qdisc_run_begin()
201 if (test_bit(__QDISC_STATE_MISSED, &qdisc->state)) in qdisc_run_begin()
211 set_bit(__QDISC_STATE_MISSED, &qdisc->state); in qdisc_run_begin()
222 return spin_trylock(&qdisc->seqlock); in qdisc_run_begin()
224 return !__test_and_set_bit(__QDISC_STATE2_RUNNING, &qdisc->state2); in qdisc_run_begin()
227 static inline void qdisc_run_end(struct Qdisc *qdisc) in qdisc_run_end() argument
229 if (qdisc->flags & TCQ_F_NOLOCK) { in qdisc_run_end()
230 spin_unlock(&qdisc->seqlock); in qdisc_run_end()
233 &qdisc->state))) in qdisc_run_end()
234 __netif_schedule(qdisc); in qdisc_run_end()
236 __clear_bit(__QDISC_STATE2_RUNNING, &qdisc->state2); in qdisc_run_end()
240 static inline bool qdisc_may_bulk(const struct Qdisc *qdisc) in qdisc_may_bulk() argument
242 return qdisc->flags & TCQ_F_ONETXQUEUE; in qdisc_may_bulk()
551 static inline spinlock_t *qdisc_lock(struct Qdisc *qdisc) in qdisc_lock() argument
553 return &qdisc->q.lock; in qdisc_lock()
556 static inline struct Qdisc *qdisc_root(const struct Qdisc *qdisc) in qdisc_root() argument
558 struct Qdisc *q = rcu_dereference_rtnl(qdisc->dev_queue->qdisc); in qdisc_root()
563 static inline struct Qdisc *qdisc_root_bh(const struct Qdisc *qdisc) in qdisc_root_bh() argument
565 return rcu_dereference_bh(qdisc->dev_queue->qdisc); in qdisc_root_bh()
568 static inline struct Qdisc *qdisc_root_sleeping(const struct Qdisc *qdisc) in qdisc_root_sleeping() argument
570 return qdisc->dev_queue->qdisc_sleeping; in qdisc_root_sleeping()
584 static inline spinlock_t *qdisc_root_lock(const struct Qdisc *qdisc) in qdisc_root_lock() argument
586 struct Qdisc *root = qdisc_root(qdisc); in qdisc_root_lock()
592 static inline spinlock_t *qdisc_root_sleeping_lock(const struct Qdisc *qdisc) in qdisc_root_sleeping_lock() argument
594 struct Qdisc *root = qdisc_root_sleeping(qdisc); in qdisc_root_sleeping_lock()
600 static inline struct net_device *qdisc_dev(const struct Qdisc *qdisc) in qdisc_dev() argument
602 return qdisc->dev_queue->dev; in qdisc_dev()
694 struct Qdisc *qdisc);
695 void qdisc_reset(struct Qdisc *qdisc);
696 void qdisc_put(struct Qdisc *qdisc);
697 void qdisc_put_unlocked(struct Qdisc *qdisc);
698 void qdisc_tree_reduce_backlog(struct Qdisc *qdisc, int n, int len);
726 void qdisc_free(struct Qdisc *qdisc);
757 struct Qdisc *qdisc; in qdisc_reset_all_tx_gt() local
760 qdisc = rtnl_dereference(netdev_get_tx_queue(dev, i)->qdisc); in qdisc_reset_all_tx_gt()
761 if (qdisc) { in qdisc_reset_all_tx_gt()
762 spin_lock_bh(qdisc_lock(qdisc)); in qdisc_reset_all_tx_gt()
763 qdisc_reset(qdisc); in qdisc_reset_all_tx_gt()
764 spin_unlock_bh(qdisc_lock(qdisc)); in qdisc_reset_all_tx_gt()
777 const struct Qdisc *q = rcu_dereference(txq->qdisc); in qdisc_all_tx_empty()
795 if (rcu_access_pointer(txq->qdisc) != txq->qdisc_sleeping) in qdisc_tx_changing()
808 if (rcu_access_pointer(txq->qdisc) != &noop_qdisc) in qdisc_tx_is_noop()
1325 void mini_qdisc_pair_init(struct mini_Qdisc_pair *miniqp, struct Qdisc *qdisc,