Automatic merge of /spare/repo/netdev-2.6 branch veth
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commit
8cf0d9d075
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@ -924,7 +924,7 @@ static int veth_transmit_to_one(struct sk_buff *skb, HvLpIndex rlp,
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spin_lock_irqsave(&cnx->lock, flags);
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spin_lock_irqsave(&cnx->lock, flags);
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if (! cnx->state & VETH_STATE_READY)
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if (! (cnx->state & VETH_STATE_READY))
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goto drop;
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goto drop;
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if ((skb->len - 14) > VETH_MAX_MTU)
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if ((skb->len - 14) > VETH_MAX_MTU)
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@ -1023,6 +1023,8 @@ static int veth_start_xmit(struct sk_buff *skb, struct net_device *dev)
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lpmask = veth_transmit_to_many(skb, lpmask, dev);
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lpmask = veth_transmit_to_many(skb, lpmask, dev);
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dev->trans_start = jiffies;
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if (! lpmask) {
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if (! lpmask) {
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dev_kfree_skb(skb);
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dev_kfree_skb(skb);
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} else {
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} else {
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@ -1262,13 +1264,18 @@ static void veth_receive(struct veth_lpar_connection *cnx,
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vlan = skb->data[9];
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vlan = skb->data[9];
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dev = veth_dev[vlan];
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dev = veth_dev[vlan];
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if (! dev)
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if (! dev) {
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/* Some earlier versions of the driver sent
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/*
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broadcasts down all connections, even to
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* Some earlier versions of the driver sent
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lpars that weren't on the relevant vlan.
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* broadcasts down all connections, even to lpars
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So ignore packets belonging to a vlan we're
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* that weren't on the relevant vlan. So ignore
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not on. */
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* packets belonging to a vlan we're not on.
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* We can also be here if we receive packets while
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* the driver is going down, because then dev is NULL.
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*/
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dev_kfree_skb_irq(skb);
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continue;
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continue;
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}
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port = (struct veth_port *)dev->priv;
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port = (struct veth_port *)dev->priv;
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dest = *((u64 *) skb->data) & 0xFFFFFFFFFFFF0000;
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dest = *((u64 *) skb->data) & 0xFFFFFFFFFFFF0000;
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@ -1381,18 +1388,25 @@ void __exit veth_module_cleanup(void)
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{
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{
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int i;
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int i;
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vio_unregister_driver(&veth_driver);
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/* Stop the queues first to stop any new packets being sent. */
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for (i = 0; i < HVMAXARCHITECTEDVIRTUALLANS; i++)
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if (veth_dev[i])
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netif_stop_queue(veth_dev[i]);
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/* Stop the connections before we unregister the driver. This
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* ensures there's no skbs lying around holding the device open. */
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for (i = 0; i < HVMAXARCHITECTEDLPS; ++i)
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for (i = 0; i < HVMAXARCHITECTEDLPS; ++i)
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veth_stop_connection(i);
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veth_stop_connection(i);
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HvLpEvent_unregisterHandler(HvLpEvent_Type_VirtualLan);
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HvLpEvent_unregisterHandler(HvLpEvent_Type_VirtualLan);
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/* Hypervisor callbacks may have scheduled more work while we
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/* Hypervisor callbacks may have scheduled more work while we
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* were destroying connections. Now that we've disconnected from
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* were stoping connections. Now that we've disconnected from
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* the hypervisor make sure everything's finished. */
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* the hypervisor make sure everything's finished. */
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flush_scheduled_work();
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flush_scheduled_work();
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vio_unregister_driver(&veth_driver);
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for (i = 0; i < HVMAXARCHITECTEDLPS; ++i)
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for (i = 0; i < HVMAXARCHITECTEDLPS; ++i)
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veth_destroy_connection(i);
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veth_destroy_connection(i);
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