SUNRPC: Convert auth_gss pipe detection to work in namespaces

This seems to have been overlooked when we did the namespace
conversion. If a container is running a legacy version of rpc.gssd
then it will be disrupted if the global 'pipe_version' is set by a
container running the new version of rpc.gssd.

Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>

1 files changed, 2 insertions, 0 deletions

diff --git a/net/sunrpc/netns.h b/net/sunrpc/netns.h
index 0827f641e8d7..74d948f5d5a1 100644
--- a/net/sunrpc/netns.h
+++ b/net/sunrpc/netns.h
@@ -28,6 +28,8 @@ struct sunrpc_net {
         wait_queue_head_t gssp_wq;
         struct rpc_clnt *gssp_clnt;
         int use_gss_proxy;
+        int pipe_version;
+        atomic_t pipe_users;
         struct proc_dir_entry *use_gssp_proc;
 
         unsigned int gssd_running;