tipc: make tipc socket support net namespace

Now tipc socket table is statically allocated as a global variable.
Through it, we can look up one socket instance with port ID, insert
a new socket instance to the table, and delete a socket from the
table. But when tipc supports net namespace, each namespace must own
its specific socket table. So the global variable of socket table
must be redefined in tipc_net structure. As a concequence, a new
socket table will be allocated when a new namespace is created, and
a socket table will be deallocated when namespace is destroyed.

Signed-off-by: Ying Xue <ying.xue@windriver.com>
Tested-by: Tero Aho <Tero.Aho@coriant.com>
Reviewed-by: Jon Maloy <jon.maloy@ericsson.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 4 insertions, 4 deletions

diff --git a/net/tipc/socket.h b/net/tipc/socket.h
index eb15c3107920..c15c4e121fe3 100644
--- a/net/tipc/socket.h
+++ b/net/tipc/socket.h
@@ -50,11 +50,11 @@ void tipc_sock_release_local(struct socket *sock);
 int tipc_sock_accept_local(struct socket *sock, struct socket **newsock,
 			   int flags);
 int tipc_sk_rcv(struct net *net, struct sk_buff *buf);
-struct sk_buff *tipc_sk_socks_show(void);
+struct sk_buff *tipc_sk_socks_show(struct net *net);
 void tipc_sk_mcast_rcv(struct net *net, struct sk_buff *buf);
-void tipc_sk_reinit(void);
-int tipc_sk_rht_init(void);
-void tipc_sk_rht_destroy(void);
+void tipc_sk_reinit(struct net *net);
+int tipc_sk_rht_init(struct net *net);
+void tipc_sk_rht_destroy(struct net *net);
 int tipc_nl_sk_dump(struct sk_buff *skb, struct netlink_callback *cb);
 int tipc_nl_publ_dump(struct sk_buff *skb, struct netlink_callback *cb);