1 files changed, 15 insertions, 17 deletions

diff --git a/fs/nfs/client.c b/fs/nfs/client.c
index 8b39a42ac35..1d09289c8f0 100644
--- a/fs/nfs/client.c
+++ b/fs/nfs/client.c
@@ -197,7 +197,6 @@ error_0:
 EXPORT_SYMBOL_GPL(nfs_alloc_client);
 
 #if IS_ENABLED(CONFIG_NFS_V4)
-/* idr_remove_all is not needed as all id's are removed by nfs_put_client */
 void nfs_cleanup_cb_ident_idr(struct net *net)
 {
 	struct nfs_net *nn = net_generic(net, nfs_net_id);
@@ -277,7 +276,7 @@ void nfs_put_client(struct nfs_client *clp)
 		nfs_cb_idr_remove_locked(clp);
 		spin_unlock(&nn->nfs_client_lock);
 
-		BUG_ON(!list_empty(&clp->cl_superblocks));
+		WARN_ON_ONCE(!list_empty(&clp->cl_superblocks));
 
 		clp->rpc_ops->free_client(clp);
 	}
@@ -502,8 +501,7 @@ nfs_get_client(const struct nfs_client_initdata *cl_init,
 					&nn->nfs_client_list);
 			spin_unlock(&nn->nfs_client_lock);
 			new->cl_flags = cl_init->init_flags;
-			return rpc_ops->init_client(new, timeparms, ip_addr,
-						    authflavour);
+			return rpc_ops->init_client(new, timeparms, ip_addr);
 		}
 
 		spin_unlock(&nn->nfs_client_lock);
@@ -592,8 +590,12 @@ int nfs_create_rpc_client(struct nfs_client *clp,
 
 	if (test_bit(NFS_CS_DISCRTRY, &clp->cl_flags))
 		args.flags |= RPC_CLNT_CREATE_DISCRTRY;
+	if (test_bit(NFS_CS_NO_RETRANS_TIMEOUT, &clp->cl_flags))
+		args.flags |= RPC_CLNT_CREATE_NO_RETRANS_TIMEOUT;
 	if (test_bit(NFS_CS_NORESVPORT, &clp->cl_flags))
 		args.flags |= RPC_CLNT_CREATE_NONPRIVPORT;
+	if (test_bit(NFS_CS_INFINITE_SLOTS, &clp->cl_flags))
+		args.flags |= RPC_CLNT_CREATE_INFINITE_SLOTS;
 
 	if (!IS_ERR(clp->cl_rpcclient))
 		return 0;
@@ -615,8 +617,7 @@ EXPORT_SYMBOL_GPL(nfs_create_rpc_client);
  */
 static void nfs_destroy_server(struct nfs_server *server)
 {
-	if (!(server->flags & NFS_MOUNT_LOCAL_FLOCK) ||
-			!(server->flags & NFS_MOUNT_LOCAL_FCNTL))
+	if (server->nlm_host)
 		nlmclnt_done(server->nlm_host);
 }
 
@@ -694,13 +695,12 @@ EXPORT_SYMBOL_GPL(nfs_init_server_rpcclient);
  * @clp: nfs_client to initialise
  * @timeparms: timeout parameters for underlying RPC transport
  * @ip_addr: IP presentation address (not used)
- * @authflavor: authentication flavor for underlying RPC transport
  *
  * Returns pointer to an NFS client, or an ERR_PTR value.
  */
 struct nfs_client *nfs_init_client(struct nfs_client *clp,
 		    const struct rpc_timeout *timeparms,
-		    const char *ip_addr, rpc_authflavor_t authflavour)
+		    const char *ip_addr)
 {
 	int error;
 
@@ -753,8 +753,6 @@ static int nfs_init_server(struct nfs_server *server,
 			data->timeo, data->retrans);
 	if (data->flags & NFS_MOUNT_NORESVPORT)
 		set_bit(NFS_CS_NORESVPORT, &cl_init.init_flags);
-	if (server->options & NFS_OPTION_MIGRATION)
-		set_bit(NFS_CS_MIGRATION, &cl_init.init_flags);
 
 	/* Allocate or find a client reference we can use */
 	clp = nfs_get_client(&cl_init, &timeparms, NULL, RPC_AUTH_UNIX);
@@ -788,8 +786,10 @@ static int nfs_init_server(struct nfs_server *server,
 		goto error;
 
 	server->port = data->nfs_server.port;
+	server->auth_info = data->auth_info;
 
-	error = nfs_init_server_rpcclient(server, &timeparms, data->auth_flavors[0]);
+	error = nfs_init_server_rpcclient(server, &timeparms,
+					  data->selected_flavor);
 	if (error < 0)
 		goto error;
 
@@ -930,6 +930,7 @@ void nfs_server_copy_userdata(struct nfs_server *target, struct nfs_server *sour
 	target->acdirmax = source->acdirmax;
 	target->caps = source->caps;
 	target->options = source->options;
+	target->auth_info = source->auth_info;
 }
 EXPORT_SYMBOL_GPL(nfs_server_copy_userdata);
 
@@ -947,7 +948,7 @@ void nfs_server_insert_lists(struct nfs_server *server)
 }
 EXPORT_SYMBOL_GPL(nfs_server_insert_lists);
 
-static void nfs_server_remove_lists(struct nfs_server *server)
+void nfs_server_remove_lists(struct nfs_server *server)
 {
 	struct nfs_client *clp = server->nfs_client;
 	struct nfs_net *nn;
@@ -964,6 +965,7 @@ static void nfs_server_remove_lists(struct nfs_server *server)
 
 	synchronize_rcu();
 }
+EXPORT_SYMBOL_GPL(nfs_server_remove_lists);
 
 /*
  * Allocate and initialise a server record
@@ -1061,10 +1063,6 @@ struct nfs_server *nfs_create_server(struct nfs_mount_info *mount_info,
 	if (error < 0)
 		goto error;
 
-	BUG_ON(!server->nfs_client);
-	BUG_ON(!server->nfs_client->rpc_ops);
-	BUG_ON(!server->nfs_client->rpc_ops->file_inode_ops);
-
 	/* Probe the root fh to retrieve its FSID */
 	error = nfs_probe_fsinfo(server, mount_info->mntfh, fattr);
 	if (error < 0)
@@ -1080,7 +1078,7 @@ struct nfs_server *nfs_create_server(struct nfs_mount_info *mount_info,
 	}
 
 	if (!(fattr->valid & NFS_ATTR_FATTR)) {
-		error = nfs_mod->rpc_ops->getattr(server, mount_info->mntfh, fattr);
+		error = nfs_mod->rpc_ops->getattr(server, mount_info->mntfh, fattr, NULL);
 		if (error < 0) {
 			dprintk("nfs_create_server: getattr error = %d\n", -error);
 			goto error;