sunrpc: Make the /proc/net/rpc appear in net namespaces

Signed-off-by: Pavel Emelyanov <xemul@openvz.org>
Signed-off-by: J. Bruce Fields <bfields@redhat.com>
diff --git a/net/sunrpc/netns.h b/net/sunrpc/netns.h
index b2d18af..e52ce89 100644
--- a/net/sunrpc/netns.h
+++ b/net/sunrpc/netns.h
@@ -5,6 +5,7 @@
 #include <net/netns/generic.h>
 
 struct sunrpc_net {
+	struct proc_dir_entry *proc_net_rpc;
 };
 
 extern int sunrpc_net_id;