nfsd4: rearrange cb data structures

Mainly I just want to separate the arguments used for setting up the tcp
client from the rest.

Signed-off-by: J. Bruce Fields <bfields@citi.umich.edu>

1 files changed, 12 insertions, 13 deletions

diff --git a/fs/nfsd/nfs4callback.c b/fs/nfsd/nfs4callback.c
index 5856fc8adb70..d6c46a9de422 100644
--- a/fs/nfsd/nfs4callback.c
+++ b/fs/nfsd/nfs4callback.c
@@ -455,7 +455,7 @@ static int max_cb_time(void)
 }
 
 /* Reference counting, callback cleanup, etc., all look racy as heck.
- * And why is cb_set an atomic? */
+ * And why is cl_cb_set an atomic? */
 
 int setup_callback_client(struct nfs4_client *clp)
 {
@@ -481,7 +481,7 @@ int setup_callback_client(struct nfs4_client *clp)
 	if (!clp->cl_principal && (clp->cl_flavor >= RPC_AUTH_GSS_KRB5))
 		return -EINVAL;
 	if (cb->cb_minorversion) {
-		args.bc_xprt = clp->cl_cb_xprt;
+		args.bc_xprt = clp->cl_cb_conn.cb_xprt;
 		args.protocol = XPRT_TRANSPORT_BC_TCP;
 	}
 	/* Create RPC client */
@@ -491,7 +491,7 @@ int setup_callback_client(struct nfs4_client *clp)
 			PTR_ERR(client));
 		return PTR_ERR(client);
 	}
-	cb->cb_client = client;
+	clp->cl_cb_client = client;
 	return 0;
 
 }
@@ -509,7 +509,7 @@ static void nfsd4_cb_probe_done(struct rpc_task *task, void *calldata)
 	if (task->tk_status)
 		warn_no_callback_path(clp, task->tk_status);
 	else
-		atomic_set(&clp->cl_cb_conn.cb_set, 1);
+		atomic_set(&clp->cl_cb_set, 1);
 }
 
 static const struct rpc_call_ops nfsd4_cb_probe_ops = {
@@ -531,7 +531,6 @@ int set_callback_cred(void)
 
 void do_probe_callback(struct nfs4_client *clp)
 {
-	struct nfs4_cb_conn *cb = &clp->cl_cb_conn;
 	struct rpc_message msg = {
 		.rpc_proc       = &nfs4_cb_procedures[NFSPROC4_CLNT_CB_NULL],
 		.rpc_argp       = clp,
@@ -539,7 +538,7 @@ void do_probe_callback(struct nfs4_client *clp)
 	};
 	int status;
 
-	status = rpc_call_async(cb->cb_client, &msg,
+	status = rpc_call_async(clp->cl_cb_client, &msg,
 				RPC_TASK_SOFT | RPC_TASK_SOFTCONN,
 				&nfsd4_cb_probe_ops, (void *)clp);
 	if (status)
@@ -554,7 +553,7 @@ nfsd4_probe_callback(struct nfs4_client *clp)
 {
 	int status;
 
-	BUG_ON(atomic_read(&clp->cl_cb_conn.cb_set));
+	BUG_ON(atomic_read(&clp->cl_cb_set));
 
 	status = setup_callback_client(clp);
 	if (status) {
@@ -656,7 +655,7 @@ static void nfsd4_cb_recall_done(struct rpc_task *task, void *calldata)
 	switch (task->tk_status) {
 	case -EIO:
 		/* Network partition? */
-		atomic_set(&clp->cl_cb_conn.cb_set, 0);
+		atomic_set(&clp->cl_cb_set, 0);
 		warn_no_callback_path(clp, task->tk_status);
 	case -EBADHANDLE:
 	case -NFS4ERR_BAD_STATEID:
@@ -673,7 +672,7 @@ static void nfsd4_cb_recall_done(struct rpc_task *task, void *calldata)
 		rpc_restart_call(task);
 		return;
 	} else {
-		atomic_set(&clp->cl_cb_conn.cb_set, 0);
+		atomic_set(&clp->cl_cb_set, 0);
 		warn_no_callback_path(clp, task->tk_status);
 	}
 }
@@ -709,11 +708,11 @@ void nfsd4_destroy_callback_queue(void)
 void nfsd4_set_callback_client(struct nfs4_client *clp, struct rpc_clnt
 *new)
 {
-	struct rpc_clnt *old = clp->cl_cb_conn.cb_client;
+	struct rpc_clnt *old = clp->cl_cb_client;
 
-	clp->cl_cb_conn.cb_client = new;
+	clp->cl_cb_client = new;
 	/*
-	 * After this, any work that saw the old value of cb_client will
+	 * After this, any work that saw the old value of cl_cb_client will
 	 * be gone:
 	 */
 	flush_workqueue(callback_wq);
@@ -728,7 +727,7 @@ void nfsd4_set_callback_client(struct nfs4_client *clp, struct rpc_clnt
 static void _nfsd4_cb_recall(struct nfs4_delegation *dp)
 {
 	struct nfs4_client *clp = dp->dl_client;
-	struct rpc_clnt *clnt = clp->cl_cb_conn.cb_client;
+	struct rpc_clnt *clnt = clp->cl_cb_client;
 	struct nfs4_rpc_args *args = &dp->dl_recall.cb_args;
 	struct rpc_message msg = {
 		.rpc_proc = &nfs4_cb_procedures[NFSPROC4_CLNT_CB_RECALL],