datapath: Remove namespace compat support.

[sliver-openvswitch.git] / datapath / linux / compat / include / net / net_namespace.h

diff --git a/datapath/linux/compat/include/net/net_namespace.h b/datapath/linux/compat/include/net/net_namespace.h
index 9ce9fcd..be64093 100644 (file)
--- a/datapath/linux/compat/include/net/net_namespace.h
+++ b/datapath/linux/compat/include/net/net_namespace.h
@@ -1,15 +1,52 @@
 #ifndef __NET_NET_NAMESPACE_WRAPPER_H
 #define __NET_NET_NAMESPACE_WRAPPER_H 1
 
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,24)
-/* <net/net_namespace.h> exists, go ahead and include it. */
 #include_next <net/net_namespace.h>
-#endif
 
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,32)
-#define INIT_NET_GENL_SOCK init_net.genl_sock
+#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,33)
+/* for 2.6.32* */
+struct rpl_pernet_operations {
+       int (*init)(struct net *net);
+       void (*exit)(struct net *net);
+       int *id;
+       size_t size;
+       struct pernet_operations ops;
+};
+#define pernet_operations rpl_pernet_operations
+
+#define register_pernet_device rpl_register_pernet_gen_device
+#define unregister_pernet_device rpl_unregister_pernet_gen_device
+
+int compat_init_net(struct net *net, struct rpl_pernet_operations *pnet);
+void compat_exit_net(struct net *net, struct rpl_pernet_operations *pnet);
+
+#define DEFINE_COMPAT_PNET_REG_FUNC(TYPE)                                      \
+                                                                       \
+static struct rpl_pernet_operations *pnet_gen_##TYPE;                  \
+static int compat_init_net_gen_##TYPE(struct net *net) \
+{                                                                      \
+       return compat_init_net(net, pnet_gen_##TYPE);                   \
+}                                                                      \
+                                                                       \
+static void compat_exit_net_gen_##TYPE(struct net *net)        \
+{                                                                      \
+       compat_exit_net(net, pnet_gen_##TYPE);                          \
+}                                                                      \
+                                                                       \
+static int rpl_register_pernet_gen_##TYPE(struct rpl_pernet_operations *rpl_pnet)      \
+{                                                                              \
+       pnet_gen_##TYPE = rpl_pnet;                                             \
+       rpl_pnet->ops.init = compat_init_net_gen_##TYPE;                        \
+       rpl_pnet->ops.exit = compat_exit_net_gen_##TYPE;                        \
+       return register_pernet_gen_##TYPE(pnet_gen_##TYPE->id, &rpl_pnet->ops); \
+}                                                                                      \
+                                                                                       \
+static void rpl_unregister_pernet_gen_##TYPE(struct rpl_pernet_operations *rpl_pnet)           \
+{                                                                                      \
+       unregister_pernet_gen_##TYPE(*pnet_gen_##TYPE->id, &rpl_pnet->ops);             \
+}
 #else
-#define INIT_NET_GENL_SOCK genl_sock
-#endif
+#define DEFINE_COMPAT_PNET_REG_FUNC(TYPE)
+#endif /* 2.6.33 */
 
 #endif /* net/net_namespace.h wrapper */