NFS: Improve debugging output in NFS in-kernel mount client
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
diff --git a/fs/nfs/mount_clnt.c b/fs/nfs/mount_clnt.c
index 961dc52..8afd9f7 100644
--- a/fs/nfs/mount_clnt.c
+++ b/fs/nfs/mount_clnt.c
@@ -66,7 +66,7 @@
mnt_clnt = rpc_create(&args);
if (IS_ERR(mnt_clnt))
- return PTR_ERR(mnt_clnt);
+ goto out_clnt_err;
if (version == NFS_MNT3_VERSION)
msg.rpc_proc = &mnt_clnt->cl_procinfo[MOUNTPROC3_MNT];
@@ -75,7 +75,31 @@
status = rpc_call_sync(mnt_clnt, &msg, 0);
rpc_shutdown_client(mnt_clnt);
- return status < 0? status : (result.status? -EACCES : 0);
+
+ if (status < 0)
+ goto out_call_err;
+ if (result.status != 0)
+ goto out_mnt_err;
+
+ dprintk("NFS: MNT request succeeded\n");
+ status = 0;
+
+out:
+ return status;
+
+out_clnt_err:
+ status = PTR_ERR(mnt_clnt);
+ dprintk("NFS: failed to create RPC client, status=%d\n", status);
+ goto out;
+
+out_call_err:
+ dprintk("NFS: failed to start MNT request, status=%d\n", status);
+ goto out;
+
+out_mnt_err:
+ dprintk("NFS: MNT server returned result %d\n", result.status);
+ status = -EACCES;
+ goto out;
}
/*