---

yaml --- r: 201309 b: refs/heads/master c: 8a35747 h: refs/heads/master i: 201307: ecf2e53 v: v3
git-mirror · Jul 22, 2010 · ee09c74 · ee09c74
1 parent 99d0a82
commit ee09c74
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Showing 4 changed files with 27 additions and 5 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: bded64a7ff82f6af56426a4ff2483888e5ad5fe9
+refs/heads/master: 8a35747a5d13b99e076b0222729e0caa48cb69b6
diff --git a/trunk/drivers/net/macvlan.c b/trunk/drivers/net/macvlan.c
@@ -499,7 +499,7 @@ static const struct net_device_ops macvlan_netdev_ops = {
 	.ndo_validate_addr	= eth_validate_addr,
 };
 
-static void macvlan_setup(struct net_device *dev)
+void macvlan_common_setup(struct net_device *dev)
 {
 	ether_setup(dev);
 
@@ -508,6 +508,12 @@ static void macvlan_setup(struct net_device *dev)
 	dev->destructor		= free_netdev;
 	dev->header_ops		= &macvlan_hard_header_ops,
 	dev->ethtool_ops	= &macvlan_ethtool_ops;
+}
+EXPORT_SYMBOL_GPL(macvlan_common_setup);
+
+static void macvlan_setup(struct net_device *dev)
+{
+	macvlan_common_setup(dev);
 	dev->tx_queue_len	= 0;
 }
 
@@ -705,7 +711,6 @@ int macvlan_link_register(struct rtnl_link_ops *ops)
 	/* common fields */
 	ops->priv_size		= sizeof(struct macvlan_dev);
 	ops->get_tx_queues	= macvlan_get_tx_queues;
-	ops->setup		= macvlan_setup;
 	ops->validate		= macvlan_validate;
 	ops->maxtype		= IFLA_MACVLAN_MAX;
 	ops->policy		= macvlan_policy;
@@ -719,6 +724,7 @@ EXPORT_SYMBOL_GPL(macvlan_link_register);
 
 static struct rtnl_link_ops macvlan_link_ops = {
 	.kind		= "macvlan",
+	.setup		= macvlan_setup,
 	.newlink	= macvlan_newlink,
 	.dellink	= macvlan_dellink,
 };

diff --git a/trunk/drivers/net/macvtap.c b/trunk/drivers/net/macvtap.c
@@ -180,11 +180,18 @@ static int macvtap_forward(struct net_device *dev, struct sk_buff *skb)
 {
 	struct macvtap_queue *q = macvtap_get_queue(dev, skb);
 	if (!q)
-		return -ENOLINK;
+		goto drop;
+
+	if (skb_queue_len(&q->sk.sk_receive_queue) >= dev->tx_queue_len)
+		goto drop;
 
 	skb_queue_tail(&q->sk.sk_receive_queue, skb);
 	wake_up_interruptible_poll(sk_sleep(&q->sk), POLLIN | POLLRDNORM | POLLRDBAND);
-	return 0;
+	return NET_RX_SUCCESS;
+
+drop:
+	kfree_skb(skb);
+	return NET_RX_DROP;
 }
 
 /*
@@ -235,8 +242,15 @@ static void macvtap_dellink(struct net_device *dev,
 	macvlan_dellink(dev, head);
 }
 
+static void macvtap_setup(struct net_device *dev)
+{
+	macvlan_common_setup(dev);
+	dev->tx_queue_len = TUN_READQ_SIZE;
+}
+
 static struct rtnl_link_ops macvtap_link_ops __read_mostly = {
 	.kind		= "macvtap",
+	.setup		= macvtap_setup,
 	.newlink	= macvtap_newlink,
 	.dellink	= macvtap_dellink,
 };

diff --git a/trunk/include/linux/if_macvlan.h b/trunk/include/linux/if_macvlan.h
@@ -67,6 +67,8 @@ static inline void macvlan_count_rx(const struct macvlan_dev *vlan,
 	}
 }
 
+extern void macvlan_common_setup(struct net_device *dev);
+
 extern int macvlan_common_newlink(struct net *src_net, struct net_device *dev,
 				  struct nlattr *tb[], struct nlattr *data[],
 				  int (*receive)(struct sk_buff *skb),