diff options
Diffstat (limited to 'net/sched/sch_generic.c')
-rw-r--r-- | net/sched/sch_generic.c | 18 |
1 files changed, 6 insertions, 12 deletions
diff --git a/net/sched/sch_generic.c b/net/sched/sch_generic.c index 4ae6aa562f2b..5173c1e1b19c 100644 --- a/net/sched/sch_generic.c +++ b/net/sched/sch_generic.c | |||
@@ -119,32 +119,26 @@ int sch_direct_xmit(struct sk_buff *skb, struct Qdisc *q, | |||
119 | spin_unlock(root_lock); | 119 | spin_unlock(root_lock); |
120 | 120 | ||
121 | HARD_TX_LOCK(dev, txq, smp_processor_id()); | 121 | HARD_TX_LOCK(dev, txq, smp_processor_id()); |
122 | if (!netif_tx_queue_stopped(txq) && | 122 | if (!netif_tx_queue_stopped(txq) && !netif_tx_queue_frozen(txq)) |
123 | !netif_tx_queue_frozen(txq)) | ||
124 | ret = dev_hard_start_xmit(skb, dev, txq); | 123 | ret = dev_hard_start_xmit(skb, dev, txq); |
124 | |||
125 | HARD_TX_UNLOCK(dev, txq); | 125 | HARD_TX_UNLOCK(dev, txq); |
126 | 126 | ||
127 | spin_lock(root_lock); | 127 | spin_lock(root_lock); |
128 | 128 | ||
129 | switch (ret) { | 129 | if (dev_xmit_complete(ret)) { |
130 | case NETDEV_TX_OK: | 130 | /* Driver sent out skb successfully or skb was consumed */ |
131 | /* Driver sent out skb successfully */ | ||
132 | ret = qdisc_qlen(q); | 131 | ret = qdisc_qlen(q); |
133 | break; | 132 | } else if (ret == NETDEV_TX_LOCKED) { |
134 | |||
135 | case NETDEV_TX_LOCKED: | ||
136 | /* Driver try lock failed */ | 133 | /* Driver try lock failed */ |
137 | ret = handle_dev_cpu_collision(skb, txq, q); | 134 | ret = handle_dev_cpu_collision(skb, txq, q); |
138 | break; | 135 | } else { |
139 | |||
140 | default: | ||
141 | /* Driver returned NETDEV_TX_BUSY - requeue skb */ | 136 | /* Driver returned NETDEV_TX_BUSY - requeue skb */ |
142 | if (unlikely (ret != NETDEV_TX_BUSY && net_ratelimit())) | 137 | if (unlikely (ret != NETDEV_TX_BUSY && net_ratelimit())) |
143 | printk(KERN_WARNING "BUG %s code %d qlen %d\n", | 138 | printk(KERN_WARNING "BUG %s code %d qlen %d\n", |
144 | dev->name, ret, q->q.qlen); | 139 | dev->name, ret, q->q.qlen); |
145 | 140 | ||
146 | ret = dev_requeue_skb(skb, q); | 141 | ret = dev_requeue_skb(skb, q); |
147 | break; | ||
148 | } | 142 | } |
149 | 143 | ||
150 | if (ret && (netif_tx_queue_stopped(txq) || | 144 | if (ret && (netif_tx_queue_stopped(txq) || |