Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6

[linux-2.6-omap-h63xx.git] / net / core / dev.c

diff --git a/net/core/dev.c b/net/core/dev.c
index ac6ab12d3297a11ed0a78d41bf4ab14a5ca7cfc3..c0130312911937c54feb3dae8ef8039cd0e563a0 100644 (file)
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -135,14 +135,6 @@
 /* This should be increased if a protocol with a bigger head is added. */
 #define GRO_MAX_HEAD (MAX_HEADER + 128)
 
-enum {
-       GRO_MERGED,
-       GRO_MERGED_FREE,
-       GRO_HELD,
-       GRO_NORMAL,
-       GRO_DROP,
-};
-
 /*
  *     The list of packet types we will receive (as opposed to discard)
  *     and the routines to invoke.
@@ -2474,6 +2466,9 @@ static int __napi_gro_receive(struct napi_struct *napi, struct sk_buff *skb)
 {
        struct sk_buff *p;
 
+       if (netpoll_rx_on(skb))
+               return GRO_NORMAL;
+
        for (p = napi->gro_list; p; p = p->next) {
                NAPI_GRO_CB(p)->same_flow = !compare_ether_header(
                        skb_mac_header(p), skb_gro_mac_header(skb));
@@ -2632,9 +2627,9 @@ static int process_backlog(struct napi_struct *napi, int quota)
                local_irq_disable();
                skb = __skb_dequeue(&queue->input_pkt_queue);
                if (!skb) {
-                       __napi_complete(napi);
                        local_irq_enable();
-                       break;
+                       napi_complete(napi);
+                       goto out;
                }
                local_irq_enable();
 
@@ -2643,6 +2638,7 @@ static int process_backlog(struct napi_struct *napi, int quota)
 
        napi_gro_flush(napi);
 
+out:
        return work;
 }
 
@@ -4330,6 +4326,39 @@ unsigned long netdev_fix_features(unsigned long features, const char *name)
 }
 EXPORT_SYMBOL(netdev_fix_features);
 
+/* Some devices need to (re-)set their netdev_ops inside
+ * ->init() or similar.  If that happens, we have to setup
+ * the compat pointers again.
+ */
+void netdev_resync_ops(struct net_device *dev)
+{
+#ifdef CONFIG_COMPAT_NET_DEV_OPS
+       const struct net_device_ops *ops = dev->netdev_ops;
+
+       dev->init = ops->ndo_init;
+       dev->uninit = ops->ndo_uninit;
+       dev->open = ops->ndo_open;
+       dev->change_rx_flags = ops->ndo_change_rx_flags;
+       dev->set_rx_mode = ops->ndo_set_rx_mode;
+       dev->set_multicast_list = ops->ndo_set_multicast_list;
+       dev->set_mac_address = ops->ndo_set_mac_address;
+       dev->validate_addr = ops->ndo_validate_addr;
+       dev->do_ioctl = ops->ndo_do_ioctl;
+       dev->set_config = ops->ndo_set_config;
+       dev->change_mtu = ops->ndo_change_mtu;
+       dev->neigh_setup = ops->ndo_neigh_setup;
+       dev->tx_timeout = ops->ndo_tx_timeout;
+       dev->get_stats = ops->ndo_get_stats;
+       dev->vlan_rx_register = ops->ndo_vlan_rx_register;
+       dev->vlan_rx_add_vid = ops->ndo_vlan_rx_add_vid;
+       dev->vlan_rx_kill_vid = ops->ndo_vlan_rx_kill_vid;
+#ifdef CONFIG_NET_POLL_CONTROLLER
+       dev->poll_controller = ops->ndo_poll_controller;
+#endif
+#endif
+}
+EXPORT_SYMBOL(netdev_resync_ops);
+
 /**
  *     register_netdevice      - register a network device
  *     @dev: device to register
@@ -4374,27 +4403,7 @@ int register_netdevice(struct net_device *dev)
         * This is temporary until all network devices are converted.
         */
        if (dev->netdev_ops) {
-               const struct net_device_ops *ops = dev->netdev_ops;
-
-               dev->init = ops->ndo_init;
-               dev->uninit = ops->ndo_uninit;
-               dev->open = ops->ndo_open;
-               dev->change_rx_flags = ops->ndo_change_rx_flags;
-               dev->set_rx_mode = ops->ndo_set_rx_mode;
-               dev->set_multicast_list = ops->ndo_set_multicast_list;
-               dev->set_mac_address = ops->ndo_set_mac_address;
-               dev->validate_addr = ops->ndo_validate_addr;
-               dev->do_ioctl = ops->ndo_do_ioctl;
-               dev->set_config = ops->ndo_set_config;
-               dev->change_mtu = ops->ndo_change_mtu;
-               dev->tx_timeout = ops->ndo_tx_timeout;
-               dev->get_stats = ops->ndo_get_stats;
-               dev->vlan_rx_register = ops->ndo_vlan_rx_register;
-               dev->vlan_rx_add_vid = ops->ndo_vlan_rx_add_vid;
-               dev->vlan_rx_kill_vid = ops->ndo_vlan_rx_kill_vid;
-#ifdef CONFIG_NET_POLL_CONTROLLER
-               dev->poll_controller = ops->ndo_poll_controller;
-#endif
+               netdev_resync_ops(dev);
        } else {
                char drivername[64];
                pr_info("%s (%s): not using net_device_ops yet\n",