[NETNS]: Introduce a netns_core structure.

[firefly-linux-kernel-4.4.55.git] / include / net / net_namespace.h

diff --git a/include/net/net_namespace.h b/include/net/net_namespace.h
index 1fd449a6530b293f040eaa6c21ea40887994ea62..c01d45fe08c3d8d57c37f608de97ae93e70cdf7c 100644 (file)
--- a/include/net/net_namespace.h
+++ b/include/net/net_namespace.h
@@ -8,8 +8,18 @@
 #include <linux/workqueue.h>
 #include <linux/list.h>
 
+#include <net/netns/core.h>
+#include <net/netns/unix.h>
+#include <net/netns/packet.h>
+#include <net/netns/ipv4.h>
+#include <net/netns/ipv6.h>
+#include <net/netns/x_tables.h>
+
 struct proc_dir_entry;
 struct net_device;
+struct sock;
+struct ctl_table_header;
+
 struct net {
        atomic_t                count;          /* To decided when the network
                                                 *  namespace should be freed.
@@ -22,13 +32,31 @@ struct net {
 
        struct proc_dir_entry   *proc_net;
        struct proc_dir_entry   *proc_net_stat;
-       struct proc_dir_entry   *proc_net_root;
+
+       struct list_head        sysctl_table_headers;
 
        struct net_device       *loopback_dev;          /* The loopback */
 
        struct list_head        dev_base_head;
        struct hlist_head       *dev_name_head;
        struct hlist_head       *dev_index_head;
+
+       /* core fib_rules */
+       struct list_head        rules_ops;
+       spinlock_t              rules_mod_lock;
+
+       struct sock             *rtnl;                  /* rtnetlink socket */
+
+       struct netns_core       core;
+       struct netns_packet     packet;
+       struct netns_unix       unx;
+       struct netns_ipv4       ipv4;
+#if defined(CONFIG_IPV6) || defined(CONFIG_IPV6_MODULE)
+       struct netns_ipv6       ipv6;
+#endif
+#ifdef CONFIG_NETFILTER
+       struct netns_xt         xt;
+#endif
 };
 
 #ifdef CONFIG_NET
@@ -88,6 +116,12 @@ static inline void release_net(struct net *net)
 {
        atomic_dec(&net->use_count);
 }
+
+static inline
+int net_eq(const struct net *net1, const struct net *net2)
+{
+       return net1 == net2;
+}
 #else
 static inline struct net *get_net(struct net *net)
 {
@@ -111,6 +145,12 @@ static inline struct net *maybe_get_net(struct net *net)
 {
        return net;
 }
+
+static inline
+int net_eq(const struct net *net1, const struct net *net2)
+{
+       return 1;
+}
 #endif
 
 #define for_each_net(VAR)                              \
@@ -119,9 +159,11 @@ static inline struct net *maybe_get_net(struct net *net)
 #ifdef CONFIG_NET_NS
 #define __net_init
 #define __net_exit
+#define __net_initdata
 #else
 #define __net_init     __init
 #define __net_exit     __exit_refok
+#define __net_initdata __initdata
 #endif
 
 struct pernet_operations {
@@ -135,4 +177,11 @@ extern void unregister_pernet_subsys(struct pernet_operations *);
 extern int register_pernet_device(struct pernet_operations *);
 extern void unregister_pernet_device(struct pernet_operations *);
 
+struct ctl_path;
+struct ctl_table;
+struct ctl_table_header;
+extern struct ctl_table_header *register_net_sysctl_table(struct net *net,
+       const struct ctl_path *path, struct ctl_table *table);
+extern void unregister_net_sysctl_table(struct ctl_table_header *header);
+
 #endif /* __NET_NET_NAMESPACE_H */