sunrpc: Tag rpc_xprt with net

The net is known from the xprt_create and this tagging will also
give un the context in the conntection workers where real sockets
are created.

Signed-off-by: Pavel Emelyanov <xemul@openvz.org>
Signed-off-by: J. Bruce Fields <bfields@redhat.com>

3 files changed, 5 insertions, 3 deletions

diff --git a/net/sunrpc/xprt.c b/net/sunrpc/xprt.c
index 0637340e5342..953206d8c6c2 100644
--- a/net/sunrpc/xprt.c
+++ b/net/sunrpc/xprt.c
@@ -962,7 +962,7 @@ static void xprt_free_slot(struct rpc_xprt *xprt, struct rpc_rqst *req)
         spin_unlock(&xprt->reserve_lock);
 }
 
-struct rpc_xprt *xprt_alloc(int size, int max_req)
+struct rpc_xprt *xprt_alloc(struct net *net, int size, int max_req)
 {
         struct rpc_xprt *xprt;
 
@@ -975,6 +975,7 @@ struct rpc_xprt *xprt_alloc(int size, int max_req)
         if (xprt->slot == NULL)
                 goto out_free;
 
+        xprt->xprt_net = get_net(net);
         return xprt;
 
 out_free:
@@ -986,6 +987,7 @@ EXPORT_SYMBOL_GPL(xprt_alloc);
 
 void xprt_free(struct rpc_xprt *xprt)
 {
+        put_net(xprt->xprt_net);
         kfree(xprt->slot);
         kfree(xprt);
 }
diff --git a/net/sunrpc/xprtrdma/transport.c b/net/sunrpc/xprtrdma/transport.c
index 0f7a1b9d05ad..2da32b40bfcf 100644
--- a/net/sunrpc/xprtrdma/transport.c
+++ b/net/sunrpc/xprtrdma/transport.c
@@ -283,7 +283,7 @@ xprt_setup_rdma(struct xprt_create *args)
                 return ERR_PTR(-EBADF);
         }
 
-        xprt = xprt_alloc(sizeof(struct rpcrdma_xprt),
+        xprt = xprt_alloc(args->net, sizeof(struct rpcrdma_xprt),
                         xprt_rdma_slot_table_entries);
         if (xprt == NULL) {
                 dprintk("RPC:       %s: couldn't allocate rpcrdma_xprt\n",
diff --git a/net/sunrpc/xprtsock.c b/net/sunrpc/xprtsock.c
index b1e36ec6fd80..4ef3a6a9445c 100644
--- a/net/sunrpc/xprtsock.c
+++ b/net/sunrpc/xprtsock.c
@@ -2272,7 +2272,7 @@ static struct rpc_xprt *xs_setup_xprt(struct xprt_create *args,
                 return ERR_PTR(-EBADF);
         }
 
-        xprt = xprt_alloc(sizeof(*new), slot_table_size);
+        xprt = xprt_alloc(args->net, sizeof(*new), slot_table_size);
         if (xprt == NULL) {
                 dprintk("RPC:       xs_setup_xprt: couldn't allocate "
                                 "rpc_xprt\n");