38 static struct iscsi_login *iscsi_login_init_conn(struct iscsit_conn *conn)  in iscsi_login_init_conn()  argument
47 	conn->login = login;  in iscsi_login_init_conn()
48 	login->conn = conn;  in iscsi_login_init_conn()
63 	conn->conn_login = login;  in iscsi_login_init_conn()
78 int iscsi_login_setup_crypto(struct iscsit_conn *conn)  in iscsi_login_setup_crypto()  argument
93 	conn->conn_rx_hash = ahash_request_alloc(tfm, GFP_KERNEL);  in iscsi_login_setup_crypto()
94 	if (!conn->conn_rx_hash) {  in iscsi_login_setup_crypto()
99 	ahash_request_set_callback(conn->conn_rx_hash, 0, NULL, NULL);  in iscsi_login_setup_crypto()
101 	conn->conn_tx_hash = ahash_request_alloc(tfm, GFP_KERNEL);  in iscsi_login_setup_crypto()
102 	if (!conn->conn_tx_hash) {  in iscsi_login_setup_crypto()
104 		ahash_request_free(conn->conn_rx_hash);  in iscsi_login_setup_crypto()
105 		conn->conn_rx_hash = NULL;  in iscsi_login_setup_crypto()
109 	ahash_request_set_callback(conn->conn_tx_hash, 0, NULL, NULL);  in iscsi_login_setup_crypto()
115 	struct iscsit_conn *conn,  in iscsi_login_check_initiator_version()  argument
123 		iscsit_tx_login_rsp(conn, ISCSI_STATUS_CLS_INITIATOR_ERR,  in iscsi_login_check_initiator_version()
131 int iscsi_check_for_session_reinstatement(struct iscsit_conn *conn)  in iscsi_check_for_session_reinstatement()  argument
135 	struct iscsi_portal_group *tpg = conn->tpg;  in iscsi_check_for_session_reinstatement()
141 			INITIATORNAME, conn->param_list);  in iscsi_check_for_session_reinstatement()
143 			SESSIONTYPE, conn->param_list);  in iscsi_check_for_session_reinstatement()
145 		iscsit_tx_login_rsp(conn, ISCSI_STATUS_CLS_INITIATOR_ERR,  in iscsi_check_for_session_reinstatement()
165 		if (!memcmp(sess_p->isid, conn->sess->isid, 6) &&  in iscsi_check_for_session_reinstatement()
208 	struct iscsit_conn *conn,  in iscsi_login_set_conn_values()  argument
212 	conn->sess		= sess;  in iscsi_login_set_conn_values()
213 	conn->cid		= be16_to_cpu(cid);  in iscsi_login_set_conn_values()
218 	ret = get_random_bytes_wait(&conn->stat_sn, sizeof(u32));  in iscsi_login_set_conn_values()
223 	conn->auth_id		= iscsit_global->auth_id++;  in iscsi_login_set_conn_values()
229 	struct iscsit_conn *conn,  in iscsi_change_param_sprintf()  argument
241 	if (iscsi_change_param_value(buf, conn->param_list, 0) < 0) {  in iscsi_change_param_sprintf()
242 		iscsit_tx_login_rsp(conn, ISCSI_STATUS_CLS_TARGET_ERR,  in iscsi_change_param_sprintf()
256 	struct iscsit_conn *conn,  in iscsi_login_zero_tsih_s1()  argument
265 		iscsit_tx_login_rsp(conn, ISCSI_STATUS_CLS_TARGET_ERR,  in iscsi_login_zero_tsih_s1()
271 	if (iscsi_login_set_conn_values(sess, conn, pdu->cid))  in iscsi_login_zero_tsih_s1()
298 		iscsit_tx_login_rsp(conn, ISCSI_STATUS_CLS_TARGET_ERR,  in iscsi_login_zero_tsih_s1()
313 		iscsit_tx_login_rsp(conn, ISCSI_STATUS_CLS_TARGET_ERR,  in iscsi_login_zero_tsih_s1()
322 		iscsit_tx_login_rsp(conn, ISCSI_STATUS_CLS_TARGET_ERR,  in iscsi_login_zero_tsih_s1()
335 	conn->sess = NULL;  in iscsi_login_zero_tsih_s1()
340 	struct iscsit_conn *conn)  in iscsi_login_zero_tsih_s2()  argument
343 	struct iscsit_session *sess = conn->sess;  in iscsi_login_zero_tsih_s2()
347 	sess->tpg = conn->tpg;  in iscsi_login_zero_tsih_s2()
360 	if (iscsi_copy_param_list(&conn->param_list,  in iscsi_login_zero_tsih_s2()
361 				conn->tpg->param_list, 1) < 0) {  in iscsi_login_zero_tsih_s2()
362 		iscsit_tx_login_rsp(conn, ISCSI_STATUS_CLS_TARGET_ERR,  in iscsi_login_zero_tsih_s2()
367 	if (conn->conn_transport->transport_type == ISCSI_INFINIBAND)  in iscsi_login_zero_tsih_s2()
370 	iscsi_set_keys_to_negotiate(conn->param_list, iser);  in iscsi_login_zero_tsih_s2()
374 				conn->param_list);  in iscsi_login_zero_tsih_s2()
382 	param = iscsi_find_param_from_key(AUTHMETHOD, conn->param_list);  in iscsi_login_zero_tsih_s2()
384 		if (!iscsi_conn_auth_required(conn))  in iscsi_login_zero_tsih_s2()
385 			if (iscsi_change_param_sprintf(conn, "AuthMethod=%s",  in iscsi_login_zero_tsih_s2()
397 	if (iscsi_change_param_sprintf(conn, "TargetPortalGroupTag=%hu", sess->tpg->tpgt))  in iscsi_login_zero_tsih_s2()
405 	if (iscsi_change_param_sprintf(conn, "ErrorRecoveryLevel=%d", na->default_erl))  in iscsi_login_zero_tsih_s2()
416 		if (iscsi_change_param_sprintf(conn, "RDMAExtensions=Yes"))  in iscsi_login_zero_tsih_s2()
424 						  conn->param_list);  in iscsi_login_zero_tsih_s2()
426 			iscsit_tx_login_rsp(conn, ISCSI_STATUS_CLS_TARGET_ERR,  in iscsi_login_zero_tsih_s2()
432 			iscsit_tx_login_rsp(conn, ISCSI_STATUS_CLS_TARGET_ERR,  in iscsi_login_zero_tsih_s2()
448 		if (iscsi_change_param_sprintf(conn, "MaxRecvDataSegmentLength=%lu\n", mrdsl))  in iscsi_login_zero_tsih_s2()
459 			if (iscsi_change_param_sprintf(conn, "ImmediateData=No"))  in iscsi_login_zero_tsih_s2()
462 			if (iscsi_change_param_sprintf(conn, "InitialR2T=Yes"))  in iscsi_login_zero_tsih_s2()
474 	struct iscsit_conn *conn,  in iscsi_login_non_zero_tsih_s1()  argument
479 	return iscsi_login_set_conn_values(NULL, conn, pdu->cid);  in iscsi_login_non_zero_tsih_s1()
486 	struct iscsit_conn *conn,  in iscsi_login_non_zero_tsih_s2()  argument
489 	struct iscsi_portal_group *tpg = conn->tpg;  in iscsi_login_non_zero_tsih_s2()
522 		iscsit_tx_login_rsp(conn, ISCSI_STATUS_CLS_INITIATOR_ERR,  in iscsi_login_non_zero_tsih_s2()
536 	if (iscsi_login_set_conn_values(sess, conn, pdu->cid) < 0 ||  in iscsi_login_non_zero_tsih_s2()
537 	    iscsi_copy_param_list(&conn->param_list,  in iscsi_login_non_zero_tsih_s2()
538 			conn->tpg->param_list, 0) < 0) {  in iscsi_login_non_zero_tsih_s2()
539 		iscsit_tx_login_rsp(conn, ISCSI_STATUS_CLS_TARGET_ERR,  in iscsi_login_non_zero_tsih_s2()
544 	if (conn->conn_transport->transport_type == ISCSI_INFINIBAND)  in iscsi_login_non_zero_tsih_s2()
547 	iscsi_set_keys_to_negotiate(conn->param_list, iser);  in iscsi_login_non_zero_tsih_s2()
555 	if (iscsi_change_param_sprintf(conn, "TargetPortalGroupTag=%hu", sess->tpg->tpgt))  in iscsi_login_non_zero_tsih_s2()
562 	struct iscsit_conn *conn,  in iscsi_login_post_auth_non_zero_tsih()  argument
568 	struct iscsit_session *sess = conn->sess;  in iscsi_login_post_auth_non_zero_tsih()
602 					conn->cid);  in iscsi_login_post_auth_non_zero_tsih()
620 		iscsit_tx_login_rsp(conn, ISCSI_STATUS_CLS_INITIATOR_ERR,  in iscsi_login_post_auth_non_zero_tsih()
628 static void iscsi_post_login_start_timers(struct iscsit_conn *conn)  in iscsi_post_login_start_timers()  argument
630 	struct iscsit_session *sess = conn->sess;  in iscsi_post_login_start_timers()
634 	if (conn->conn_transport->transport_type == ISCSI_INFINIBAND)  in iscsi_post_login_start_timers()
638 		iscsit_start_nopin_timer(conn);  in iscsi_post_login_start_timers()
641 int iscsit_start_kthreads(struct iscsit_conn *conn)  in iscsit_start_kthreads()  argument
646 	conn->bitmap_id = bitmap_find_free_region(iscsit_global->ts_bitmap,  in iscsit_start_kthreads()
650 	if (conn->bitmap_id < 0) {  in iscsit_start_kthreads()
656 	conn->tx_thread = kthread_run(iscsi_target_tx_thread, conn,  in iscsit_start_kthreads()
658 	if (IS_ERR(conn->tx_thread)) {  in iscsit_start_kthreads()
660 		ret = PTR_ERR(conn->tx_thread);  in iscsit_start_kthreads()
663 	conn->tx_thread_active = true;  in iscsit_start_kthreads()
665 	conn->rx_thread = kthread_run(iscsi_target_rx_thread, conn,  in iscsit_start_kthreads()
667 	if (IS_ERR(conn->rx_thread)) {  in iscsit_start_kthreads()
669 		ret = PTR_ERR(conn->rx_thread);  in iscsit_start_kthreads()
672 	conn->rx_thread_active = true;  in iscsit_start_kthreads()
676 	send_sig(SIGINT, conn->tx_thread, 1);  in iscsit_start_kthreads()
677 	kthread_stop(conn->tx_thread);  in iscsit_start_kthreads()
678 	conn->tx_thread_active = false;  in iscsit_start_kthreads()
681 	bitmap_release_region(iscsit_global->ts_bitmap, conn->bitmap_id,  in iscsit_start_kthreads()
689 	struct iscsit_conn *conn,  in iscsi_post_login_handler()  argument
693 	struct iscsit_session *sess = conn->sess;  in iscsi_post_login_handler()
698 	iscsit_inc_conn_usage_count(conn);  in iscsi_post_login_handler()
700 	iscsit_collect_login_stats(conn, ISCSI_STATUS_CLS_SUCCESS,  in iscsi_post_login_handler()
704 	conn->conn_state = TARG_CONN_STATE_LOGGED_IN;  in iscsi_post_login_handler()
706 	iscsi_set_connection_parameters(conn->conn_ops, conn->param_list);  in iscsi_post_login_handler()
712 				conn->param_list, 0);  in iscsi_post_login_handler()
713 		iscsi_release_param_list(conn->param_list);  in iscsi_post_login_handler()
714 		conn->param_list = NULL;  in iscsi_post_login_handler()
726 			" %pISpc,%hu\n", conn->cid, &conn->login_sockaddr,  in iscsi_post_login_handler()
727 			&conn->local_sockaddr, tpg->tpgt);  in iscsi_post_login_handler()
729 		list_add_tail(&conn->conn_list, &sess->sess_conn_list);  in iscsi_post_login_handler()
736 		iscsi_post_login_start_timers(conn);  in iscsi_post_login_handler()
741 		iscsit_thread_get_cpumask(conn);  in iscsi_post_login_handler()
742 		conn->conn_rx_reset_cpumask = 1;  in iscsi_post_login_handler()
743 		conn->conn_tx_reset_cpumask = 1;  in iscsi_post_login_handler()
748 		complete(&conn->rx_login_comp);  in iscsi_post_login_handler()
749 		iscsit_dec_conn_usage_count(conn);  in iscsi_post_login_handler()
760 	iscsi_set_session_parameters(sess->sess_ops, conn->param_list, 1);  in iscsi_post_login_handler()
761 	iscsi_release_param_list(conn->param_list);  in iscsi_post_login_handler()
762 	conn->param_list = NULL;  in iscsi_post_login_handler()
773 		conn->cid, &conn->login_sockaddr, &conn->local_sockaddr,  in iscsi_post_login_handler()
777 	list_add_tail(&conn->conn_list, &sess->sess_conn_list);  in iscsi_post_login_handler()
798 	iscsi_post_login_start_timers(conn);  in iscsi_post_login_handler()
803 	iscsit_thread_get_cpumask(conn);  in iscsi_post_login_handler()
804 	conn->conn_rx_reset_cpumask = 1;  in iscsi_post_login_handler()
805 	conn->conn_tx_reset_cpumask = 1;  in iscsi_post_login_handler()
810 	complete(&conn->rx_login_comp);  in iscsi_post_login_handler()
811 	iscsit_dec_conn_usage_count(conn);  in iscsi_post_login_handler()
960 int iscsit_accept_np(struct iscsi_np *np, struct iscsit_conn *conn)  in iscsit_accept_np()  argument
971 	conn->sock = new_sock;  in iscsit_accept_np()
972 	conn->login_family = np->np_sockaddr.ss_family;  in iscsit_accept_np()
977 		rc = conn->sock->ops->getname(conn->sock,  in iscsit_accept_np()
981 				memcpy(&conn->login_sockaddr, &sock_in6, sizeof(sock_in6));  in iscsit_accept_np()
987 				memcpy(&conn->login_sockaddr, &sock_in, sizeof(sock_in));  in iscsit_accept_np()
991 		rc = conn->sock->ops->getname(conn->sock,  in iscsit_accept_np()
995 				memcpy(&conn->local_sockaddr, &sock_in6, sizeof(sock_in6));  in iscsit_accept_np()
1001 				memcpy(&conn->local_sockaddr, &sock_in, sizeof(sock_in));  in iscsit_accept_np()
1007 		rc = conn->sock->ops->getname(conn->sock,  in iscsit_accept_np()
1010 			memcpy(&conn->login_sockaddr, &sock_in, sizeof(sock_in));  in iscsit_accept_np()
1012 		rc = conn->sock->ops->getname(conn->sock,  in iscsit_accept_np()
1015 			memcpy(&conn->local_sockaddr, &sock_in, sizeof(sock_in));  in iscsit_accept_np()
1021 int iscsit_get_login_rx(struct iscsit_conn *conn, struct iscsi_login *login)  in iscsit_get_login_rx()  argument
1026 	if (iscsi_login_rx_data(conn, login->req, ISCSI_HDR_LEN) < 0)  in iscsit_get_login_rx()
1055 	if (iscsi_target_check_login_request(conn, login) < 0)  in iscsit_get_login_rx()
1059 	if (iscsi_login_rx_data(conn, login->req_buf,  in iscsit_get_login_rx()
1066 int iscsit_put_login_tx(struct iscsit_conn *conn, struct iscsi_login *login,  in iscsit_put_login_tx()  argument
1069 	if (iscsi_login_tx_data(conn, login->rsp, login->rsp_buf, length) < 0)  in iscsit_put_login_tx()
1076 iscsit_conn_set_transport(struct iscsit_conn *conn, struct iscsit_transport *t)  in iscsit_conn_set_transport()  argument
1081 		conn->conn_transport = t;  in iscsit_conn_set_transport()
1091 	conn->conn_transport = t;  in iscsit_conn_set_transport()
1097 	struct iscsit_conn *conn;  in iscsit_alloc_conn()  local
1099 	conn = kzalloc(sizeof(struct iscsit_conn), GFP_KERNEL);  in iscsit_alloc_conn()
1100 	if (!conn) {  in iscsit_alloc_conn()
1105 	conn->conn_state = TARG_CONN_STATE_FREE;  in iscsit_alloc_conn()
1107 	init_waitqueue_head(&conn->queues_wq);  in iscsit_alloc_conn()
1108 	INIT_LIST_HEAD(&conn->conn_list);  in iscsit_alloc_conn()
1109 	INIT_LIST_HEAD(&conn->conn_cmd_list);  in iscsit_alloc_conn()
1110 	INIT_LIST_HEAD(&conn->immed_queue_list);  in iscsit_alloc_conn()
1111 	INIT_LIST_HEAD(&conn->response_queue_list);  in iscsit_alloc_conn()
1112 	init_completion(&conn->conn_post_wait_comp);  in iscsit_alloc_conn()
1113 	init_completion(&conn->conn_wait_comp);  in iscsit_alloc_conn()
1114 	init_completion(&conn->conn_wait_rcfr_comp);  in iscsit_alloc_conn()
1115 	init_completion(&conn->conn_waiting_on_uc_comp);  in iscsit_alloc_conn()
1116 	init_completion(&conn->conn_logout_comp);  in iscsit_alloc_conn()
1117 	init_completion(&conn->rx_half_close_comp);  in iscsit_alloc_conn()
1118 	init_completion(&conn->tx_half_close_comp);  in iscsit_alloc_conn()
1119 	init_completion(&conn->rx_login_comp);  in iscsit_alloc_conn()
1120 	spin_lock_init(&conn->cmd_lock);  in iscsit_alloc_conn()
1121 	spin_lock_init(&conn->conn_usage_lock);  in iscsit_alloc_conn()
1122 	spin_lock_init(&conn->immed_queue_lock);  in iscsit_alloc_conn()
1123 	spin_lock_init(&conn->nopin_timer_lock);  in iscsit_alloc_conn()
1124 	spin_lock_init(&conn->response_queue_lock);  in iscsit_alloc_conn()
1125 	spin_lock_init(&conn->state_lock);  in iscsit_alloc_conn()
1127 	timer_setup(&conn->nopin_response_timer,  in iscsit_alloc_conn()
1129 	timer_setup(&conn->nopin_timer, iscsit_handle_nopin_timeout, 0);  in iscsit_alloc_conn()
1131 	if (iscsit_conn_set_transport(conn, np->np_transport) < 0)  in iscsit_alloc_conn()
1134 	conn->conn_ops = kzalloc(sizeof(struct iscsi_conn_ops), GFP_KERNEL);  in iscsit_alloc_conn()
1135 	if (!conn->conn_ops) {  in iscsit_alloc_conn()
1140 	if (!zalloc_cpumask_var(&conn->conn_cpumask, GFP_KERNEL)) {  in iscsit_alloc_conn()
1141 		pr_err("Unable to allocate conn->conn_cpumask\n");  in iscsit_alloc_conn()
1145 	if (!zalloc_cpumask_var(&conn->allowed_cpumask, GFP_KERNEL)) {  in iscsit_alloc_conn()
1146 		pr_err("Unable to allocate conn->allowed_cpumask\n");  in iscsit_alloc_conn()
1150 	return conn;  in iscsit_alloc_conn()
1153 	free_cpumask_var(conn->conn_cpumask);  in iscsit_alloc_conn()
1155 	kfree(conn->conn_ops);  in iscsit_alloc_conn()
1157 	iscsit_put_transport(conn->conn_transport);  in iscsit_alloc_conn()
1159 	kfree(conn);  in iscsit_alloc_conn()
1163 void iscsit_free_conn(struct iscsit_conn *conn)  in iscsit_free_conn()  argument
1165 	free_cpumask_var(conn->allowed_cpumask);  in iscsit_free_conn()
1166 	free_cpumask_var(conn->conn_cpumask);  in iscsit_free_conn()
1167 	kfree(conn->conn_ops);  in iscsit_free_conn()
1168 	iscsit_put_transport(conn->conn_transport);  in iscsit_free_conn()
1169 	kfree(conn);  in iscsit_free_conn()
1172 void iscsi_target_login_sess_out(struct iscsit_conn *conn,  in iscsi_target_login_sess_out()  argument
1179 	iscsit_collect_login_stats(conn, ISCSI_STATUS_CLS_INITIATOR_ERR,  in iscsi_target_login_sess_out()
1181 	if (!zero_tsih || !conn->sess)  in iscsi_target_login_sess_out()
1184 	transport_free_session(conn->sess->se_sess);  in iscsi_target_login_sess_out()
1185 	ida_free(&sess_ida, conn->sess->session_index);  in iscsi_target_login_sess_out()
1186 	kfree(conn->sess->sess_ops);  in iscsi_target_login_sess_out()
1187 	kfree(conn->sess);  in iscsi_target_login_sess_out()
1188 	conn->sess = NULL;  in iscsi_target_login_sess_out()
1195 	if (!zero_tsih && conn->sess) {  in iscsi_target_login_sess_out()
1196 		spin_lock_bh(&conn->sess->conn_lock);  in iscsi_target_login_sess_out()
1197 		if (conn->sess->session_state == TARG_SESS_STATE_FAILED) {  in iscsi_target_login_sess_out()
1199 					&conn->tpg->tpg_se_tpg;  in iscsi_target_login_sess_out()
1201 			atomic_set(&conn->sess->session_continuation, 0);  in iscsi_target_login_sess_out()
1202 			spin_unlock_bh(&conn->sess->conn_lock);  in iscsi_target_login_sess_out()
1204 			iscsit_start_time2retain_handler(conn->sess);  in iscsi_target_login_sess_out()
1207 			spin_unlock_bh(&conn->sess->conn_lock);  in iscsi_target_login_sess_out()
1208 		iscsit_dec_session_usage_count(conn->sess);  in iscsi_target_login_sess_out()
1211 	ahash_request_free(conn->conn_tx_hash);  in iscsi_target_login_sess_out()
1212 	if (conn->conn_rx_hash) {  in iscsi_target_login_sess_out()
1215 		tfm = crypto_ahash_reqtfm(conn->conn_rx_hash);  in iscsi_target_login_sess_out()
1216 		ahash_request_free(conn->conn_rx_hash);  in iscsi_target_login_sess_out()
1220 	if (conn->param_list) {  in iscsi_target_login_sess_out()
1221 		iscsi_release_param_list(conn->param_list);  in iscsi_target_login_sess_out()
1222 		conn->param_list = NULL;  in iscsi_target_login_sess_out()
1224 	iscsi_target_nego_release(conn);  in iscsi_target_login_sess_out()
1226 	if (conn->sock) {  in iscsi_target_login_sess_out()
1227 		sock_release(conn->sock);  in iscsi_target_login_sess_out()
1228 		conn->sock = NULL;  in iscsi_target_login_sess_out()
1231 	if (conn->conn_transport->iscsit_wait_conn)  in iscsi_target_login_sess_out()
1232 		conn->conn_transport->iscsit_wait_conn(conn);  in iscsi_target_login_sess_out()
1234 	if (conn->conn_transport->iscsit_free_conn)  in iscsi_target_login_sess_out()
1235 		conn->conn_transport->iscsit_free_conn(conn);  in iscsi_target_login_sess_out()
1237 	iscsit_free_conn(conn);  in iscsi_target_login_sess_out()
1244 	struct iscsit_conn *conn = NULL;  in __iscsi_target_login_thread()  local
1267 	conn = iscsit_alloc_conn(np);  in __iscsi_target_login_thread()
1268 	if (!conn) {  in __iscsi_target_login_thread()
1273 	rc = np->np_transport->iscsit_accept_np(np, conn);  in __iscsi_target_login_thread()
1276 		iscsit_free_conn(conn);  in __iscsi_target_login_thread()
1284 			iscsit_free_conn(conn);  in __iscsi_target_login_thread()
1289 		iscsit_free_conn(conn);  in __iscsi_target_login_thread()
1295 	login = iscsi_login_init_conn(conn);  in __iscsi_target_login_thread()
1303 	conn->conn_state = TARG_CONN_STATE_XPT_UP;  in __iscsi_target_login_thread()
1307 	rc = np->np_transport->iscsit_get_login_rx(conn, login);  in __iscsi_target_login_thread()
1319 	conn->login_itt	= pdu->itt;  in __iscsi_target_login_thread()
1326 		iscsit_tx_login_rsp(conn, ISCSI_STATUS_CLS_TARGET_ERR,  in __iscsi_target_login_thread()
1332 	conn->network_transport = np->np_network_transport;  in __iscsi_target_login_thread()
1335 		" Portal %pISpc\n", &conn->login_sockaddr, np->np_transport->name,  in __iscsi_target_login_thread()
1336 		&conn->local_sockaddr);  in __iscsi_target_login_thread()
1339 	conn->conn_state	= TARG_CONN_STATE_IN_LOGIN;  in __iscsi_target_login_thread()
1341 	if (iscsi_login_check_initiator_version(conn, pdu->max_version,  in __iscsi_target_login_thread()
1352 		if (iscsi_login_zero_tsih_s1(conn, buffer) < 0)  in __iscsi_target_login_thread()
1362 		if (iscsi_login_non_zero_tsih_s1(conn, buffer) < 0)  in __iscsi_target_login_thread()
1374 	rc = iscsi_target_locate_portal(np, conn, login);  in __iscsi_target_login_thread()
1376 		tpg = conn->tpg;  in __iscsi_target_login_thread()
1381 	if (conn->sess)  in __iscsi_target_login_thread()
1382 		conn->sess->se_sess->sup_prot_ops =  in __iscsi_target_login_thread()
1383 			conn->conn_transport->iscsit_get_sup_prot_ops(conn);  in __iscsi_target_login_thread()
1385 	tpg = conn->tpg;  in __iscsi_target_login_thread()
1392 		if (iscsi_login_zero_tsih_s2(conn) < 0)  in __iscsi_target_login_thread()
1395 		if (iscsi_login_non_zero_tsih_s2(conn, buffer) < 0)  in __iscsi_target_login_thread()
1399 	if (conn->conn_transport->iscsit_validate_params) {  in __iscsi_target_login_thread()
1400 		ret = conn->conn_transport->iscsit_validate_params(conn);  in __iscsi_target_login_thread()
1409 	ret = iscsi_target_start_negotiation(login, conn);  in __iscsi_target_login_thread()
1416 		tpg_np = conn->tpg_np;  in __iscsi_target_login_thread()
1418 		iscsi_post_login_handler(np, conn, zero_tsih);  in __iscsi_target_login_thread()
1431 	tpg_np = conn->tpg_np;  in __iscsi_target_login_thread()
1432 	iscsi_target_login_sess_out(conn, zero_tsih, new_sess);  in __iscsi_target_login_thread()