skb->tc_verd = SET_TC_AT(skb->tc_verd,AT_EGRESS);
#endif
if (q->enqueue) {
- spinlock_t *root_lock = qdisc_root_lock(q);
+ spinlock_t *root_lock = qdisc_lock(q);
spin_lock(root_lock);
spin_unlock(root_lock);
- rc = rc == NET_XMIT_BYPASS ? NET_XMIT_SUCCESS : rc;
goto out;
}
if (queue->input_pkt_queue.qlen <= netdev_max_backlog) {
if (queue->input_pkt_queue.qlen) {
enqueue:
- dev_hold(skb->dev);
__skb_queue_tail(&queue->input_pkt_queue, skb);
local_irq_restore(flags);
return NET_RX_SUCCESS;
EXPORT_SYMBOL(netif_rx_ni);
-static inline struct net_device *skb_bond(struct sk_buff *skb)
-{
- struct net_device *dev = skb->dev;
-
- if (dev->master) {
- if (skb_bond_should_drop(skb)) {
- kfree_skb(skb);
- return NULL;
- }
- skb->dev = dev->master;
- }
-
- return dev;
-}
-
-
static void net_tx_action(struct softirq_action *h)
{
struct softnet_data *sd = &__get_cpu_var(softnet_data);
smp_mb__before_clear_bit();
clear_bit(__QDISC_STATE_SCHED, &q->state);
- root_lock = qdisc_root_lock(q);
+ root_lock = qdisc_lock(q);
if (spin_trylock(root_lock)) {
qdisc_run(q);
spin_unlock(root_lock);
{
struct packet_type *ptype, *pt_prev;
struct net_device *orig_dev;
+ struct net_device *null_or_orig;
int ret = NET_RX_DROP;
__be16 type;
if (!skb->iif)
skb->iif = skb->dev->ifindex;
- orig_dev = skb_bond(skb);
-
- if (!orig_dev)
- return NET_RX_DROP;
+ null_or_orig = NULL;
+ orig_dev = skb->dev;
+ if (orig_dev->master) {
+ if (skb_bond_should_drop(skb))
+ null_or_orig = orig_dev; /* deliver only exact match */
+ else
+ skb->dev = orig_dev->master;
+ }
__get_cpu_var(netdev_rx_stat).total++;
#endif
list_for_each_entry_rcu(ptype, &ptype_all, list) {
- if (!ptype->dev || ptype->dev == skb->dev) {
+ if (ptype->dev == null_or_orig || ptype->dev == skb->dev ||
+ ptype->dev == orig_dev) {
if (pt_prev)
ret = deliver_skb(skb, pt_prev, orig_dev);
pt_prev = ptype;
list_for_each_entry_rcu(ptype,
&ptype_base[ntohs(type) & PTYPE_HASH_MASK], list) {
if (ptype->type == type &&
- (!ptype->dev || ptype->dev == skb->dev)) {
+ (ptype->dev == null_or_orig || ptype->dev == skb->dev ||
+ ptype->dev == orig_dev)) {
if (pt_prev)
ret = deliver_skb(skb, pt_prev, orig_dev);
pt_prev = ptype;
return ret;
}
+/* Network device is going away, flush any packets still pending */
+static void flush_backlog(void *arg)
+{
+ struct net_device *dev = arg;
+ struct softnet_data *queue = &__get_cpu_var(softnet_data);
+ struct sk_buff *skb, *tmp;
+
+ skb_queue_walk_safe(&queue->input_pkt_queue, skb, tmp)
+ if (skb->dev == dev) {
+ __skb_unlink(skb, &queue->input_pkt_queue);
+ kfree_skb(skb);
+ }
+}
+
static int process_backlog(struct napi_struct *napi, int quota)
{
int work = 0;
napi->weight = weight_p;
do {
struct sk_buff *skb;
- struct net_device *dev;
local_irq_disable();
skb = __skb_dequeue(&queue->input_pkt_queue);
local_irq_enable();
break;
}
-
local_irq_enable();
- dev = skb->dev;
-
netif_receive_skb(skb);
-
- dev_put(dev);
} while (++work < quota && jiffies == start_time);
return work;
}
}
+ /* Enable software GSO if SG is supported. */
+ if (dev->features & NETIF_F_SG)
+ dev->features |= NETIF_F_GSO;
+
netdev_initialize_kobject(dev);
ret = netdev_register_kobject(dev);
if (ret)
dev->reg_state = NETREG_UNREGISTERED;
+ on_each_cpu(flush_backlog, dev, 1);
+
netdev_wait_allrefs(dev);
/* paranoia */
{
netdev_init_one_queue(dev, &dev->rx_queue, NULL);
netdev_for_each_tx_queue(dev, netdev_init_one_queue, NULL);
+ spin_lock_init(&dev->tx_global_lock);
}
/**