datapath: Check for backported __wsum and __sum16.

[sliver-openvswitch.git] / datapath / linux-2.6 / compat-2.6 / include / linux / netdevice.h

diff --git a/datapath/linux-2.6/compat-2.6/include/linux/netdevice.h b/datapath/linux-2.6/compat-2.6/include/linux/netdevice.h
index 0cd91b9..11d9f78 100644 (file)
--- a/datapath/linux-2.6/compat-2.6/include/linux/netdevice.h
+++ b/datapath/linux-2.6/compat-2.6/include/linux/netdevice.h
@@ -73,4 +73,36 @@ extern void unregister_netdevice_queue(struct net_device *dev,
 extern void unregister_netdevice_many(struct list_head *head);
 #endif
 
+#ifndef HAVE_DEV_DISABLE_LRO
+extern void dev_disable_lro(struct net_device *dev);
+#endif
+
+#ifndef HAVE_DEV_GET_STATS
+static inline const struct net_device_stats *
+dev_get_stats(struct net_device *dev)
+{
+       return dev->get_stats(dev);
+}
+#endif
+
+#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,19)
+#define skb_checksum_help(skb) skb_checksum_help((skb), 0)
+#endif
+
+#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,36)
+static inline int netdev_rx_handler_register(struct net_device *dev,
+                                            void *rx_handler,
+                                            void *rx_handler_data)
+{
+       if (dev->br_port)
+               return -EBUSY;
+       rcu_assign_pointer(dev->br_port, rx_handler_data);
+       return 0;
+}
+static inline void netdev_rx_handler_unregister(struct net_device *dev)
+{
+       rcu_assign_pointer(dev->br_port, NULL);
+}
+#endif
+
 #endif