diff options
Diffstat (limited to 'net/sched')
| -rw-r--r-- | net/sched/sch_generic.c | 41 | ||||
| -rw-r--r-- | net/sched/sch_sfq.c | 7 | ||||
| -rw-r--r-- | net/sched/sch_teql.c | 3 |
3 files changed, 35 insertions, 16 deletions
diff --git a/net/sched/sch_generic.c b/net/sched/sch_generic.c index 5dbb3cd96e59..34dc598440a2 100644 --- a/net/sched/sch_generic.c +++ b/net/sched/sch_generic.c @@ -60,8 +60,7 @@ static inline struct sk_buff *dequeue_skb(struct Qdisc *q) /* check the reason of requeuing without tx lock first */ txq = netdev_get_tx_queue(dev, skb_get_queue_mapping(skb)); - if (!netif_tx_queue_stopped(txq) && - !netif_tx_queue_frozen(txq)) { + if (!netif_tx_queue_frozen_or_stopped(txq)) { q->gso_skb = NULL; q->q.qlen--; } else @@ -122,7 +121,7 @@ int sch_direct_xmit(struct sk_buff *skb, struct Qdisc *q, spin_unlock(root_lock); HARD_TX_LOCK(dev, txq, smp_processor_id()); - if (!netif_tx_queue_stopped(txq) && !netif_tx_queue_frozen(txq)) + if (!netif_tx_queue_frozen_or_stopped(txq)) ret = dev_hard_start_xmit(skb, dev, txq); HARD_TX_UNLOCK(dev, txq); @@ -144,8 +143,7 @@ int sch_direct_xmit(struct sk_buff *skb, struct Qdisc *q, ret = dev_requeue_skb(skb, q); } - if (ret && (netif_tx_queue_stopped(txq) || - netif_tx_queue_frozen(txq))) + if (ret && netif_tx_queue_frozen_or_stopped(txq)) ret = 0; return ret; @@ -555,7 +553,9 @@ struct Qdisc *qdisc_alloc(struct netdev_queue *dev_queue, size = QDISC_ALIGN(sizeof(*sch)); size += ops->priv_size + (QDISC_ALIGNTO - 1); - p = kzalloc(size, GFP_KERNEL); + p = kzalloc_node(size, GFP_KERNEL, + netdev_queue_numa_node_read(dev_queue)); + if (!p) goto errout; sch = (struct Qdisc *) QDISC_ALIGN((unsigned long) p); @@ -810,20 +810,35 @@ static bool some_qdisc_is_busy(struct net_device *dev) return false; } -void dev_deactivate(struct net_device *dev) +void dev_deactivate_many(struct list_head *head) { - netdev_for_each_tx_queue(dev, dev_deactivate_queue, &noop_qdisc); - if (dev_ingress_queue(dev)) - dev_deactivate_queue(dev, dev_ingress_queue(dev), &noop_qdisc); + struct net_device *dev; + + list_for_each_entry(dev, head, unreg_list) { + netdev_for_each_tx_queue(dev, dev_deactivate_queue, + &noop_qdisc); + if (dev_ingress_queue(dev)) + dev_deactivate_queue(dev, dev_ingress_queue(dev), + &noop_qdisc); - dev_watchdog_down(dev); + dev_watchdog_down(dev); + } /* Wait for outstanding qdisc-less dev_queue_xmit calls. */ synchronize_rcu(); /* Wait for outstanding qdisc_run calls. */ - while (some_qdisc_is_busy(dev)) - yield(); + list_for_each_entry(dev, head, unreg_list) + while (some_qdisc_is_busy(dev)) + yield(); +} + +void dev_deactivate(struct net_device *dev) +{ + LIST_HEAD(single); + + list_add(&dev->unreg_list, &single); + dev_deactivate_many(&single); } static void dev_init_scheduler_queue(struct net_device *dev, diff --git a/net/sched/sch_sfq.c b/net/sched/sch_sfq.c index 7150705f1d0b..42396c965dd6 100644 --- a/net/sched/sch_sfq.c +++ b/net/sched/sch_sfq.c @@ -544,8 +544,13 @@ static int sfq_dump_class_stats(struct Qdisc *sch, unsigned long cl, { struct sfq_sched_data *q = qdisc_priv(sch); sfq_index idx = q->ht[cl-1]; - struct gnet_stats_queue qs = { .qlen = q->qs[idx].qlen }; + struct sk_buff_head *list = &q->qs[idx]; + struct gnet_stats_queue qs = { .qlen = list->qlen }; struct tc_sfq_xstats xstats = { .allot = q->allot[idx] }; + struct sk_buff *skb; + + skb_queue_walk(list, skb) + qs.backlog += qdisc_pkt_len(skb); if (gnet_stats_copy_queue(d, &qs) < 0) return -1; diff --git a/net/sched/sch_teql.c b/net/sched/sch_teql.c index 401af9596709..106479a7c94a 100644 --- a/net/sched/sch_teql.c +++ b/net/sched/sch_teql.c @@ -309,8 +309,7 @@ restart: if (__netif_tx_trylock(slave_txq)) { unsigned int length = qdisc_pkt_len(skb); - if (!netif_tx_queue_stopped(slave_txq) && - !netif_tx_queue_frozen(slave_txq) && + if (!netif_tx_queue_frozen_or_stopped(slave_txq) && slave_ops->ndo_start_xmit(skb, slave) == NETDEV_TX_OK) { txq_trans_update(slave_txq); __netif_tx_unlock(slave_txq); |