datapath: Cleanup compat support.

[cascardo/ovs.git] / datapath / linux / compat / include / linux / netdevice.h

diff --git a/datapath/linux/compat/include/linux/netdevice.h b/datapath/linux/compat/include/linux/netdevice.h
index ba1fc59..4e2b7f5 100644 (file)
--- a/datapath/linux/compat/include/linux/netdevice.h
+++ b/datapath/linux/compat/include/linux/netdevice.h
@@ -6,15 +6,6 @@
 struct net;
 
 #include <linux/version.h>
-/* Before 2.6.21, struct net_device has a "struct class_device" member named
- * class_dev.  Beginning with 2.6.21, struct net_device instead has a "struct
- * device" member named dev.  Otherwise the usage of these members is pretty
- * much the same. */
-#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,21)
-#define NETDEV_DEV_MEMBER class_dev
-#else
-#define NETDEV_DEV_MEMBER dev
-#endif
 
 #ifndef to_net_dev
 #define to_net_dev(class) container_of(class, struct net_device, NETDEV_DEV_MEMBER)
@@ -25,53 +16,6 @@ extern struct sk_buff *(*openvswitch_handle_frame_hook)(struct sk_buff *skb);
 extern int nr_bridges;
 #endif
 
-#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,26)
-static inline
-struct net *dev_net(const struct net_device *dev)
-{
-#ifdef CONFIG_NET_NS
-       return dev->nd_net;
-#elif LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,25)
-       return &init_net;
-#else
-       return NULL;
-#endif
-}
-
-static inline
-void dev_net_set(struct net_device *dev, const struct net *net)
-{
-#ifdef CONFIG_NET_NS
-       dev->nd_dev = net;
-#endif
-}
-#endif /* linux kernel < 2.6.26 */
-
-#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,24)
-#define NETIF_F_NETNS_LOCAL 0
-#endif
-
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,24)
-#define proc_net init_net.proc_net
-#endif
-
-#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,32)
-typedef int netdev_tx_t;
-#endif
-
-#ifndef for_each_netdev
-/* Linux before 2.6.22 didn't have for_each_netdev at all. */
-#define for_each_netdev(net, d) for (d = dev_base; d; d = d->next)
-#elif LINUX_VERSION_CODE < KERNEL_VERSION(2,6,24)
-/* Linux 2.6.24 added a network namespace pointer to the macro. */
-#undef for_each_netdev
-#define for_each_netdev(net, d) list_for_each_entry(d, &dev_base_head, dev_list)
-#endif
-
-#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,20)
-#define net_xmit_eval(e)       ((e) == NET_XMIT_CN ? 0 : (e))
-#endif
-
 #if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,33)
 extern void unregister_netdevice_queue(struct net_device *dev,
                                        struct list_head *head);
@@ -82,13 +26,6 @@ extern void unregister_netdevice_many(struct list_head *head);
 extern void dev_disable_lro(struct net_device *dev);
 #endif
 
-#define skb_checksum_help rpl_skb_checksum_help
-#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,19)
-extern int skb_checksum_help(struct sk_buff *skb, int);
-#else
-extern int skb_checksum_help(struct sk_buff *skb);
-#endif
-
 #if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,36) || \
     defined HAVE_RHEL_OVS_HOOK
 static inline int netdev_rx_handler_register(struct net_device *dev,
@@ -98,7 +35,7 @@ static inline int netdev_rx_handler_register(struct net_device *dev,
 #ifdef HAVE_RHEL_OVS_HOOK
        rcu_assign_pointer(dev->ax25_ptr, rx_handler_data);
        nr_bridges++;
-       rcu_assign_pointer(openvswitch_handle_frame_hook, rx_handler_data);
+       rcu_assign_pointer(openvswitch_handle_frame_hook, rx_handler);
 #else
        if (dev->br_port)
                return -EBUSY;
@@ -119,20 +56,6 @@ static inline void netdev_rx_handler_unregister(struct net_device *dev)
 }
 #endif
 
-#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,19)
-#undef SET_ETHTOOL_OPS
-#define SET_ETHTOOL_OPS(netdev, ops) \
-       ((netdev)->ethtool_ops = (struct ethtool_ops *)(ops))
-#endif
-
-#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,24)
-#define dev_get_by_name(net, name) dev_get_by_name(name)
-#define dev_get_by_index(net, ifindex) dev_get_by_index(ifindex)
-#define __dev_get_by_name(net, name) __dev_get_by_name(name)
-#define __dev_get_by_index(net, ifindex) __dev_get_by_index(ifindex)
-#define dev_get_by_index_rcu(net, ifindex) dev_get_by_index_rcu(ifindex)
-#endif
-
 #ifndef HAVE_DEV_GET_BY_INDEX_RCU
 static inline struct net_device *dev_get_by_index_rcu(struct net *net, int ifindex)
 {
@@ -150,17 +73,6 @@ static inline struct net_device *dev_get_by_index_rcu(struct net *net, int ifind
 #define NETIF_F_FSO 0
 #endif
 
-#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,30)
-#define NETIF_F_FCOE_CRC       (1 << 24) /* FCoE CRC32 */
-#endif
-
-#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,23)
-#define NETIF_F_IPV6_CSUM      16      /* Can checksum TCP/UDP over IPV6 */
-
-#define NETIF_F_V4_CSUM                (NETIF_F_GEN_CSUM | NETIF_F_IP_CSUM)
-#define NETIF_F_V6_CSUM                (NETIF_F_GEN_CSUM | NETIF_F_IPV6_CSUM)
-#endif
-
 #if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,38)
 #define skb_gso_segment rpl_skb_gso_segment
 struct sk_buff *rpl_skb_gso_segment(struct sk_buff *skb, u32 features);
@@ -188,4 +100,24 @@ static inline struct sk_buff *__skb_gso_segment(struct sk_buff *skb,
        return skb_gso_segment(skb, features);
 }
 #endif
+
+#if LINUX_VERSION_CODE < KERNEL_VERSION(3,9,0)
+
+/* XEN dom0 networking assumes dev->master is bond device
+ * and it tries to access bond private structure from dev->master
+ * ptr on receive path. This causes panic. Therefore it is better
+ * not to backport this API.
+ **/
+static inline int netdev_master_upper_dev_link(struct net_device *dev,
+                                              struct net_device *upper_dev)
+{
+       return 0;
+}
+
+static inline void netdev_upper_dev_unlink(struct net_device *dev,
+                                          struct net_device *upper_dev)
+{
+}
+#endif
+
 #endif