Lines Matching full:cmd
477 int iscsit_queue_rsp(struct iscsi_conn *conn, struct iscsi_cmd *cmd) in iscsit_queue_rsp() argument
479 return iscsit_add_cmd_to_response_queue(cmd, cmd->conn, cmd->i_state); in iscsit_queue_rsp()
483 void iscsit_aborted_task(struct iscsi_conn *conn, struct iscsi_cmd *cmd) in iscsit_aborted_task() argument
486 if (!list_empty(&cmd->i_conn_node)) in iscsit_aborted_task()
487 list_del_init(&cmd->i_conn_node); in iscsit_aborted_task()
490 __iscsit_free_cmd(cmd, true); in iscsit_aborted_task()
499 iscsit_xmit_nondatain_pdu(struct iscsi_conn *conn, struct iscsi_cmd *cmd, in iscsit_xmit_nondatain_pdu() argument
502 struct iscsi_hdr *hdr = (struct iscsi_hdr *)cmd->pdu; in iscsit_xmit_nondatain_pdu()
507 iov = &cmd->iov_misc[0]; in iscsit_xmit_nondatain_pdu()
508 iov[niov].iov_base = cmd->pdu; in iscsit_xmit_nondatain_pdu()
512 u32 *header_digest = (u32 *)&cmd->pdu[ISCSI_HDR_LEN]; in iscsit_xmit_nondatain_pdu()
533 iov[niov].iov_base = &cmd->pad_bytes; in iscsit_xmit_nondatain_pdu()
543 padding, &cmd->pad_bytes, in iscsit_xmit_nondatain_pdu()
544 &cmd->data_crc); in iscsit_xmit_nondatain_pdu()
546 iov[niov].iov_base = &cmd->data_crc; in iscsit_xmit_nondatain_pdu()
551 data_buf_len, hdr->opcode, cmd->data_crc); in iscsit_xmit_nondatain_pdu()
555 cmd->iov_misc_count = niov; in iscsit_xmit_nondatain_pdu()
556 cmd->tx_size = tx_size; in iscsit_xmit_nondatain_pdu()
558 ret = iscsit_send_tx_data(cmd, conn, 1); in iscsit_xmit_nondatain_pdu()
567 static int iscsit_map_iovec(struct iscsi_cmd *cmd, struct kvec *iov, int nvec,
573 iscsit_xmit_datain_pdu(struct iscsi_conn *conn, struct iscsi_cmd *cmd, in iscsit_xmit_datain_pdu() argument
580 iov = &cmd->iov_data[0]; in iscsit_xmit_datain_pdu()
581 iov[iov_count].iov_base = cmd->pdu; in iscsit_xmit_datain_pdu()
586 u32 *header_digest = (u32 *)&cmd->pdu[ISCSI_HDR_LEN]; in iscsit_xmit_datain_pdu()
588 iscsit_do_crypto_hash_buf(conn->conn_tx_hash, cmd->pdu, in iscsit_xmit_datain_pdu()
599 iov_ret = iscsit_map_iovec(cmd, &cmd->iov_data[iov_count], in iscsit_xmit_datain_pdu()
600 cmd->orig_iov_data_count - (iov_count + 2), in iscsit_xmit_datain_pdu()
608 cmd->padding = ((-datain->length) & 3); in iscsit_xmit_datain_pdu()
609 if (cmd->padding) { in iscsit_xmit_datain_pdu()
610 iov[iov_count].iov_base = cmd->pad_bytes; in iscsit_xmit_datain_pdu()
611 iov[iov_count++].iov_len = cmd->padding; in iscsit_xmit_datain_pdu()
612 tx_size += cmd->padding; in iscsit_xmit_datain_pdu()
614 pr_debug("Attaching %u padding bytes\n", cmd->padding); in iscsit_xmit_datain_pdu()
618 cmd->data_crc = iscsit_do_crypto_hash_sg(conn->conn_tx_hash, in iscsit_xmit_datain_pdu()
619 cmd, datain->offset, in iscsit_xmit_datain_pdu()
621 cmd->padding, in iscsit_xmit_datain_pdu()
622 cmd->pad_bytes); in iscsit_xmit_datain_pdu()
624 iov[iov_count].iov_base = &cmd->data_crc; in iscsit_xmit_datain_pdu()
629 datain->length + cmd->padding, cmd->data_crc); in iscsit_xmit_datain_pdu()
632 cmd->iov_data_count = iov_count; in iscsit_xmit_datain_pdu()
633 cmd->tx_size = tx_size; in iscsit_xmit_datain_pdu()
635 ret = iscsit_fe_sendpage_sg(cmd, conn); in iscsit_xmit_datain_pdu()
637 iscsit_unmap_iovec(cmd); in iscsit_xmit_datain_pdu()
647 static int iscsit_xmit_pdu(struct iscsi_conn *conn, struct iscsi_cmd *cmd, in iscsit_xmit_pdu() argument
652 return iscsit_xmit_datain_pdu(conn, cmd, buf); in iscsit_xmit_pdu()
654 return iscsit_xmit_nondatain_pdu(conn, cmd, buf, buf_len); in iscsit_xmit_pdu()
794 struct iscsi_cmd *cmd; in iscsit_add_reject() local
796 cmd = iscsit_allocate_cmd(conn, TASK_INTERRUPTIBLE); in iscsit_add_reject()
797 if (!cmd) in iscsit_add_reject()
800 cmd->iscsi_opcode = ISCSI_OP_REJECT; in iscsit_add_reject()
801 cmd->reject_reason = reason; in iscsit_add_reject()
803 cmd->buf_ptr = kmemdup(buf, ISCSI_HDR_LEN, GFP_KERNEL); in iscsit_add_reject()
804 if (!cmd->buf_ptr) { in iscsit_add_reject()
805 pr_err("Unable to allocate memory for cmd->buf_ptr\n"); in iscsit_add_reject()
806 iscsit_free_cmd(cmd, false); in iscsit_add_reject()
811 list_add_tail(&cmd->i_conn_node, &conn->conn_cmd_list); in iscsit_add_reject()
814 cmd->i_state = ISTATE_SEND_REJECT; in iscsit_add_reject()
815 iscsit_add_cmd_to_response_queue(cmd, conn, cmd->i_state); in iscsit_add_reject()
822 struct iscsi_cmd *cmd, in iscsit_add_reject_from_cmd() argument
828 const bool do_put = cmd->se_cmd.se_tfo != NULL; in iscsit_add_reject_from_cmd()
830 if (!cmd->conn) { in iscsit_add_reject_from_cmd()
831 pr_err("cmd->conn is NULL for ITT: 0x%08x\n", in iscsit_add_reject_from_cmd()
832 cmd->init_task_tag); in iscsit_add_reject_from_cmd()
835 conn = cmd->conn; in iscsit_add_reject_from_cmd()
837 cmd->iscsi_opcode = ISCSI_OP_REJECT; in iscsit_add_reject_from_cmd()
838 cmd->reject_reason = reason; in iscsit_add_reject_from_cmd()
840 cmd->buf_ptr = kmemdup(buf, ISCSI_HDR_LEN, GFP_KERNEL); in iscsit_add_reject_from_cmd()
841 if (!cmd->buf_ptr) { in iscsit_add_reject_from_cmd()
842 pr_err("Unable to allocate memory for cmd->buf_ptr\n"); in iscsit_add_reject_from_cmd()
843 iscsit_free_cmd(cmd, false); in iscsit_add_reject_from_cmd()
849 list_add_tail(&cmd->i_conn_node, &conn->conn_cmd_list); in iscsit_add_reject_from_cmd()
853 cmd->i_state = ISTATE_SEND_REJECT; in iscsit_add_reject_from_cmd()
854 iscsit_add_cmd_to_response_queue(cmd, conn, cmd->i_state); in iscsit_add_reject_from_cmd()
861 target_put_sess_cmd(&cmd->se_cmd); in iscsit_add_reject_from_cmd()
866 static int iscsit_add_reject_cmd(struct iscsi_cmd *cmd, u8 reason, in iscsit_add_reject_cmd() argument
869 return iscsit_add_reject_from_cmd(cmd, reason, true, buf); in iscsit_add_reject_cmd()
872 int iscsit_reject_cmd(struct iscsi_cmd *cmd, u8 reason, unsigned char *buf) in iscsit_reject_cmd() argument
874 return iscsit_add_reject_from_cmd(cmd, reason, false, buf); in iscsit_reject_cmd()
882 static int iscsit_map_iovec(struct iscsi_cmd *cmd, struct kvec *iov, int nvec, in iscsit_map_iovec() argument
897 if (ent >= cmd->se_cmd.t_data_nents) { in iscsit_map_iovec()
902 sg = &cmd->se_cmd.t_data_sg[ent]; in iscsit_map_iovec()
905 cmd->first_data_sg = sg; in iscsit_map_iovec()
906 cmd->first_data_sg_off = page_off; in iscsit_map_iovec()
925 cmd->kmapped_nents = i; in iscsit_map_iovec()
932 for_each_sg(cmd->se_cmd.t_data_sg, sg, in iscsit_map_iovec()
933 cmd->se_cmd.t_data_nents, i) { in iscsit_map_iovec()
940 static void iscsit_unmap_iovec(struct iscsi_cmd *cmd) in iscsit_unmap_iovec() argument
945 sg = cmd->first_data_sg; in iscsit_unmap_iovec()
947 for (i = 0; i < cmd->kmapped_nents; i++) in iscsit_unmap_iovec()
954 struct iscsi_cmd *cmd, *cmd_p; in iscsit_ack_from_expstatsn() local
962 list_for_each_entry_safe(cmd, cmd_p, &conn->conn_cmd_list, i_conn_node) { in iscsit_ack_from_expstatsn()
963 spin_lock(&cmd->istate_lock); in iscsit_ack_from_expstatsn()
964 if ((cmd->i_state == ISTATE_SENT_STATUS) && in iscsit_ack_from_expstatsn()
965 iscsi_sna_lt(cmd->stat_sn, exp_statsn)) { in iscsit_ack_from_expstatsn()
966 cmd->i_state = ISTATE_REMOVE; in iscsit_ack_from_expstatsn()
967 spin_unlock(&cmd->istate_lock); in iscsit_ack_from_expstatsn()
968 list_move_tail(&cmd->i_conn_node, &ack_list); in iscsit_ack_from_expstatsn()
971 spin_unlock(&cmd->istate_lock); in iscsit_ack_from_expstatsn()
975 list_for_each_entry_safe(cmd, cmd_p, &ack_list, i_conn_node) { in iscsit_ack_from_expstatsn()
976 list_del_init(&cmd->i_conn_node); in iscsit_ack_from_expstatsn()
977 iscsit_free_cmd(cmd, false); in iscsit_ack_from_expstatsn()
981 static int iscsit_allocate_iovecs(struct iscsi_cmd *cmd) in iscsit_allocate_iovecs() argument
983 u32 iov_count = max(1UL, DIV_ROUND_UP(cmd->se_cmd.data_length, PAGE_SIZE)); in iscsit_allocate_iovecs()
986 cmd->iov_data = kcalloc(iov_count, sizeof(*cmd->iov_data), GFP_KERNEL); in iscsit_allocate_iovecs()
987 if (!cmd->iov_data) in iscsit_allocate_iovecs()
990 cmd->orig_iov_data_count = iov_count; in iscsit_allocate_iovecs()
994 int iscsit_setup_scsi_cmd(struct iscsi_conn *conn, struct iscsi_cmd *cmd, in iscsit_setup_scsi_cmd() argument
1013 return iscsit_add_reject_cmd(cmd, in iscsit_setup_scsi_cmd()
1042 return iscsit_add_reject_cmd(cmd, in iscsit_setup_scsi_cmd()
1049 return iscsit_add_reject_cmd(cmd, in iscsit_setup_scsi_cmd()
1056 return iscsit_add_reject_cmd(cmd, in iscsit_setup_scsi_cmd()
1063 return iscsit_add_reject_cmd(cmd, in iscsit_setup_scsi_cmd()
1072 return iscsit_add_reject_cmd(cmd, in iscsit_setup_scsi_cmd()
1080 return iscsit_add_reject_cmd(cmd, in iscsit_setup_scsi_cmd()
1088 return iscsit_add_reject_cmd(cmd, in iscsit_setup_scsi_cmd()
1096 return iscsit_add_reject_cmd(cmd, in iscsit_setup_scsi_cmd()
1104 cmd->data_direction = data_direction; in iscsit_setup_scsi_cmd()
1124 cmd->iscsi_opcode = ISCSI_OP_SCSI_CMD; in iscsit_setup_scsi_cmd()
1125 cmd->i_state = ISTATE_NEW_CMD; in iscsit_setup_scsi_cmd()
1126 cmd->immediate_cmd = ((hdr->opcode & ISCSI_OP_IMMEDIATE) ? 1 : 0); in iscsit_setup_scsi_cmd()
1127 cmd->immediate_data = (payload_length) ? 1 : 0; in iscsit_setup_scsi_cmd()
1128 cmd->unsolicited_data = ((!(hdr->flags & ISCSI_FLAG_CMD_FINAL) && in iscsit_setup_scsi_cmd()
1130 if (cmd->unsolicited_data) in iscsit_setup_scsi_cmd()
1131 cmd->cmd_flags |= ICF_NON_IMMEDIATE_UNSOLICITED_DATA; in iscsit_setup_scsi_cmd()
1133 conn->sess->init_task_tag = cmd->init_task_tag = hdr->itt; in iscsit_setup_scsi_cmd()
1135 cmd->targ_xfer_tag = session_get_next_ttt(conn->sess); in iscsit_setup_scsi_cmd()
1137 cmd->targ_xfer_tag = 0xFFFFFFFF; in iscsit_setup_scsi_cmd()
1138 cmd->cmd_sn = be32_to_cpu(hdr->cmdsn); in iscsit_setup_scsi_cmd()
1139 cmd->exp_stat_sn = be32_to_cpu(hdr->exp_statsn); in iscsit_setup_scsi_cmd()
1140 cmd->first_burst_len = payload_length; in iscsit_setup_scsi_cmd()
1143 cmd->data_direction == DMA_FROM_DEVICE) { in iscsit_setup_scsi_cmd()
1148 return iscsit_add_reject_cmd(cmd, in iscsit_setup_scsi_cmd()
1151 iscsit_attach_datain_req(cmd, dr); in iscsit_setup_scsi_cmd()
1157 __target_init_cmd(&cmd->se_cmd, &iscsi_ops, in iscsit_setup_scsi_cmd()
1159 cmd->data_direction, sam_task_attr, in iscsit_setup_scsi_cmd()
1160 cmd->sense_buffer + 2, scsilun_to_int(&hdr->lun)); in iscsit_setup_scsi_cmd()
1167 target_get_sess_cmd(&cmd->se_cmd, true); in iscsit_setup_scsi_cmd()
1169 cmd->se_cmd.tag = (__force u32)cmd->init_task_tag; in iscsit_setup_scsi_cmd()
1170 cmd->sense_reason = target_cmd_init_cdb(&cmd->se_cmd, hdr->cdb, in iscsit_setup_scsi_cmd()
1173 if (cmd->sense_reason) { in iscsit_setup_scsi_cmd()
1174 if (cmd->sense_reason == TCM_OUT_OF_RESOURCES) { in iscsit_setup_scsi_cmd()
1175 return iscsit_add_reject_cmd(cmd, in iscsit_setup_scsi_cmd()
1182 cmd->sense_reason = transport_lookup_cmd_lun(&cmd->se_cmd); in iscsit_setup_scsi_cmd()
1183 if (cmd->sense_reason) in iscsit_setup_scsi_cmd()
1186 cmd->sense_reason = target_cmd_parse_cdb(&cmd->se_cmd); in iscsit_setup_scsi_cmd()
1187 if (cmd->sense_reason) in iscsit_setup_scsi_cmd()
1190 if (iscsit_build_pdu_and_seq_lists(cmd, payload_length) < 0) { in iscsit_setup_scsi_cmd()
1191 return iscsit_add_reject_cmd(cmd, in iscsit_setup_scsi_cmd()
1197 list_add_tail(&cmd->i_conn_node, &conn->conn_cmd_list); in iscsit_setup_scsi_cmd()
1203 core_alua_check_nonop_delay(&cmd->se_cmd); in iscsit_setup_scsi_cmd()
1209 void iscsit_set_unsolicited_dataout(struct iscsi_cmd *cmd) in iscsit_set_unsolicited_dataout() argument
1211 iscsit_set_dataout_sequence_values(cmd); in iscsit_set_unsolicited_dataout()
1213 spin_lock_bh(&cmd->dataout_timeout_lock); in iscsit_set_unsolicited_dataout()
1214 iscsit_start_dataout_timer(cmd, cmd->conn); in iscsit_set_unsolicited_dataout()
1215 spin_unlock_bh(&cmd->dataout_timeout_lock); in iscsit_set_unsolicited_dataout()
1219 int iscsit_process_scsi_cmd(struct iscsi_conn *conn, struct iscsi_cmd *cmd, in iscsit_process_scsi_cmd() argument
1233 if (!cmd->immediate_data) { in iscsit_process_scsi_cmd()
1234 cmdsn_ret = iscsit_sequence_cmd(conn, cmd, in iscsit_process_scsi_cmd()
1239 target_put_sess_cmd(&cmd->se_cmd); in iscsit_process_scsi_cmd()
1249 if (!cmd->immediate_data) { in iscsit_process_scsi_cmd()
1250 if (!cmd->sense_reason && cmd->unsolicited_data) in iscsit_process_scsi_cmd()
1251 iscsit_set_unsolicited_dataout(cmd); in iscsit_process_scsi_cmd()
1252 if (!cmd->sense_reason) in iscsit_process_scsi_cmd()
1255 target_put_sess_cmd(&cmd->se_cmd); in iscsit_process_scsi_cmd()
1264 if (cmd->sense_reason) in iscsit_process_scsi_cmd()
1270 cmd->sense_reason = transport_generic_new_cmd(&cmd->se_cmd); in iscsit_process_scsi_cmd()
1271 if (cmd->sense_reason) in iscsit_process_scsi_cmd()
1279 iscsit_get_immediate_data(struct iscsi_cmd *cmd, struct iscsi_scsi_req *hdr, in iscsit_get_immediate_data() argument
1289 u32 length = min(cmd->se_cmd.data_length - cmd->write_data_done, in iscsit_get_immediate_data()
1290 cmd->first_burst_len); in iscsit_get_immediate_data()
1293 cmd->se_cmd.data_length, cmd->write_data_done, in iscsit_get_immediate_data()
1294 cmd->first_burst_len, length); in iscsit_get_immediate_data()
1295 rc = iscsit_dump_data_payload(cmd->conn, length, 1); in iscsit_get_immediate_data()
1300 immed_ret = iscsit_handle_immediate_data(cmd, hdr, in iscsit_get_immediate_data()
1301 cmd->first_burst_len); in iscsit_get_immediate_data()
1310 cmdsn_ret = iscsit_sequence_cmd(cmd->conn, cmd, in iscsit_get_immediate_data()
1315 if (cmd->sense_reason || cmdsn_ret == CMDSN_LOWER_THAN_EXP) { in iscsit_get_immediate_data()
1316 target_put_sess_cmd(&cmd->se_cmd); in iscsit_get_immediate_data()
1319 } else if (cmd->unsolicited_data) in iscsit_get_immediate_data()
1320 iscsit_set_unsolicited_dataout(cmd); in iscsit_get_immediate_data()
1334 cmd->i_state = ISTATE_REMOVE; in iscsit_get_immediate_data()
1335 iscsit_add_cmd_to_immediate_queue(cmd, cmd->conn, cmd->i_state); in iscsit_get_immediate_data()
1343 iscsit_handle_scsi_cmd(struct iscsi_conn *conn, struct iscsi_cmd *cmd, in iscsit_handle_scsi_cmd() argument
1350 rc = iscsit_setup_scsi_cmd(conn, cmd, buf); in iscsit_handle_scsi_cmd()
1357 if (iscsit_allocate_iovecs(cmd) < 0) { in iscsit_handle_scsi_cmd()
1358 return iscsit_reject_cmd(cmd, in iscsit_handle_scsi_cmd()
1361 immed_data = cmd->immediate_data; in iscsit_handle_scsi_cmd()
1363 rc = iscsit_process_scsi_cmd(conn, cmd, hdr); in iscsit_handle_scsi_cmd()
1372 return iscsit_get_immediate_data(cmd, hdr, dump_payload); in iscsit_handle_scsi_cmd()
1377 struct iscsi_cmd *cmd, in iscsit_do_crypto_hash_sg() argument
1389 sg = cmd->first_data_sg; in iscsit_do_crypto_hash_sg()
1390 page_off = cmd->first_data_sg_off; in iscsit_do_crypto_hash_sg()
1450 struct iscsi_cmd *cmd, u32 payload_length, in __iscsit_check_dataout_hdr() argument
1465 if (cmd->cmd_flags & ICF_GOT_LAST_DATAOUT) { in __iscsit_check_dataout_hdr()
1468 cmd->init_task_tag); in __iscsit_check_dataout_hdr()
1472 if (cmd->data_direction != DMA_TO_DEVICE) { in __iscsit_check_dataout_hdr()
1474 " NON-WRITE command.\n", cmd->init_task_tag); in __iscsit_check_dataout_hdr()
1477 se_cmd = &cmd->se_cmd; in __iscsit_check_dataout_hdr()
1478 iscsit_mod_dataout_timer(cmd); in __iscsit_check_dataout_hdr()
1480 if ((be32_to_cpu(hdr->offset) + payload_length) > cmd->se_cmd.data_length) { in __iscsit_check_dataout_hdr()
1483 cmd->se_cmd.data_length); in __iscsit_check_dataout_hdr()
1484 return iscsit_reject_cmd(cmd, ISCSI_REASON_BOOKMARK_INVALID, buf); in __iscsit_check_dataout_hdr()
1487 if (cmd->unsolicited_data) { in __iscsit_check_dataout_hdr()
1493 transport_send_check_condition_and_sense(&cmd->se_cmd, in __iscsit_check_dataout_hdr()
1515 iscsit_stop_dataout_timer(cmd); in __iscsit_check_dataout_hdr()
1532 --cmd->outstanding_r2ts < 1) in __iscsit_check_dataout_hdr()
1533 iscsit_stop_dataout_timer(cmd); in __iscsit_check_dataout_hdr()
1542 rc = iscsit_check_pre_dataout(cmd, buf); in __iscsit_check_dataout_hdr()
1557 struct iscsi_cmd *cmd; in iscsit_check_dataout_hdr() local
1574 cmd = iscsit_find_cmd_from_itt_or_dump(conn, hdr->itt, payload_length); in iscsit_check_dataout_hdr()
1575 if (!cmd) in iscsit_check_dataout_hdr()
1578 rc = __iscsit_check_dataout_hdr(conn, buf, cmd, payload_length, &success); in iscsit_check_dataout_hdr()
1581 *out_cmd = cmd; in iscsit_check_dataout_hdr()
1588 iscsit_get_dataout(struct iscsi_conn *conn, struct iscsi_cmd *cmd, in iscsit_get_dataout() argument
1596 payload_length = min_t(u32, cmd->se_cmd.data_length, in iscsit_get_dataout()
1599 iov = &cmd->iov_data[0]; in iscsit_get_dataout()
1601 iov_ret = iscsit_map_iovec(cmd, iov, cmd->orig_iov_data_count - 2, in iscsit_get_dataout()
1610 iov[iov_count].iov_base = cmd->pad_bytes; in iscsit_get_dataout()
1622 WARN_ON_ONCE(iov_count > cmd->orig_iov_data_count); in iscsit_get_dataout()
1623 rx_got = rx_data(conn, &cmd->iov_data[0], iov_count, rx_size); in iscsit_get_dataout()
1625 iscsit_unmap_iovec(cmd); in iscsit_get_dataout()
1633 data_crc = iscsit_do_crypto_hash_sg(conn->conn_rx_hash, cmd, in iscsit_get_dataout()
1636 cmd->pad_bytes); in iscsit_get_dataout()
1656 iscsit_check_dataout_payload(struct iscsi_cmd *cmd, struct iscsi_data *hdr, in iscsit_check_dataout_payload() argument
1659 struct iscsi_conn *conn = cmd->conn; in iscsit_check_dataout_payload()
1665 rc = iscsit_check_post_dataout(cmd, (unsigned char *)hdr, data_crc_failed); in iscsit_check_dataout_payload()
1669 iscsit_set_dataout_sequence_values(cmd); in iscsit_check_dataout_payload()
1670 conn->conn_transport->iscsit_get_dataout(conn, cmd, false); in iscsit_check_dataout_payload()
1676 spin_lock_bh(&cmd->istate_lock); in iscsit_check_dataout_payload()
1677 ooo_cmdsn = (cmd->cmd_flags & ICF_OOO_CMDSN); in iscsit_check_dataout_payload()
1678 cmd->cmd_flags |= ICF_GOT_LAST_DATAOUT; in iscsit_check_dataout_payload()
1679 cmd->i_state = ISTATE_RECEIVED_LAST_DATAOUT; in iscsit_check_dataout_payload()
1680 spin_unlock_bh(&cmd->istate_lock); in iscsit_check_dataout_payload()
1682 iscsit_stop_dataout_timer(cmd); in iscsit_check_dataout_payload()
1685 target_execute_cmd(&cmd->se_cmd); in iscsit_check_dataout_payload()
1696 struct iscsi_cmd *cmd = NULL; in iscsit_handle_data_out() local
1701 rc = iscsit_check_dataout_hdr(conn, buf, &cmd); in iscsit_handle_data_out()
1704 else if (!cmd) in iscsit_handle_data_out()
1707 rc = iscsit_get_dataout(conn, cmd, hdr); in iscsit_handle_data_out()
1713 return iscsit_check_dataout_payload(cmd, hdr, data_crc_failed); in iscsit_handle_data_out()
1716 int iscsit_setup_nop_out(struct iscsi_conn *conn, struct iscsi_cmd *cmd, in iscsit_setup_nop_out() argument
1723 if (!cmd) in iscsit_setup_nop_out()
1727 return iscsit_reject_cmd(cmd, ISCSI_REASON_PROTOCOL_ERROR, in iscsit_setup_nop_out()
1734 if (!cmd) in iscsit_setup_nop_out()
1738 return iscsit_reject_cmd(cmd, ISCSI_REASON_PROTOCOL_ERROR, in iscsit_setup_nop_out()
1747 if (!cmd) in iscsit_setup_nop_out()
1751 return iscsit_reject_cmd(cmd, ISCSI_REASON_PROTOCOL_ERROR, in iscsit_setup_nop_out()
1768 cmd->iscsi_opcode = ISCSI_OP_NOOP_OUT; in iscsit_setup_nop_out()
1769 cmd->i_state = ISTATE_SEND_NOPIN; in iscsit_setup_nop_out()
1770 cmd->immediate_cmd = ((hdr->opcode & ISCSI_OP_IMMEDIATE) ? in iscsit_setup_nop_out()
1772 conn->sess->init_task_tag = cmd->init_task_tag = hdr->itt; in iscsit_setup_nop_out()
1773 cmd->targ_xfer_tag = 0xFFFFFFFF; in iscsit_setup_nop_out()
1774 cmd->cmd_sn = be32_to_cpu(hdr->cmdsn); in iscsit_setup_nop_out()
1775 cmd->exp_stat_sn = be32_to_cpu(hdr->exp_statsn); in iscsit_setup_nop_out()
1776 cmd->data_direction = DMA_NONE; in iscsit_setup_nop_out()
1783 int iscsit_process_nop_out(struct iscsi_conn *conn, struct iscsi_cmd *cmd, in iscsit_process_nop_out() argument
1792 if (!cmd) in iscsit_process_nop_out()
1797 list_add_tail(&cmd->i_conn_node, &conn->conn_cmd_list); in iscsit_process_nop_out()
1803 iscsit_add_cmd_to_response_queue(cmd, conn, in iscsit_process_nop_out()
1804 cmd->i_state); in iscsit_process_nop_out()
1808 cmdsn_ret = iscsit_sequence_cmd(conn, cmd, in iscsit_process_nop_out()
1838 if (cmd) in iscsit_process_nop_out()
1839 iscsit_free_cmd(cmd, false); in iscsit_process_nop_out()
1845 static int iscsit_handle_nop_out(struct iscsi_conn *conn, struct iscsi_cmd *cmd, in iscsit_handle_nop_out() argument
1854 ret = iscsit_setup_nop_out(conn, cmd, hdr); in iscsit_handle_nop_out()
1870 iov = &cmd->iov_misc[0]; in iscsit_handle_nop_out()
1878 iov[niov].iov_base = &cmd->pad_bytes; in iscsit_handle_nop_out()
1888 WARN_ON_ONCE(niov > ARRAY_SIZE(cmd->iov_misc)); in iscsit_handle_nop_out()
1889 rx_got = rx_data(conn, &cmd->iov_misc[0], niov, rx_size); in iscsit_handle_nop_out()
1898 cmd->pad_bytes, &data_crc); in iscsit_handle_nop_out()
1932 cmd->buf_ptr = ping_data; in iscsit_handle_nop_out()
1933 cmd->buf_ptr_size = payload_length; in iscsit_handle_nop_out()
1940 return iscsit_process_nop_out(conn, cmd, hdr); in iscsit_handle_nop_out()
1942 if (cmd) in iscsit_handle_nop_out()
1943 iscsit_free_cmd(cmd, false); in iscsit_handle_nop_out()
1972 iscsit_handle_task_mgt_cmd(struct iscsi_conn *conn, struct iscsi_cmd *cmd, in iscsit_handle_task_mgt_cmd() argument
2002 return iscsit_add_reject_cmd(cmd, in iscsit_handle_task_mgt_cmd()
2009 cmd->data_direction = DMA_NONE; in iscsit_handle_task_mgt_cmd()
2010 cmd->tmr_req = kzalloc(sizeof(*cmd->tmr_req), GFP_KERNEL); in iscsit_handle_task_mgt_cmd()
2011 if (!cmd->tmr_req) { in iscsit_handle_task_mgt_cmd()
2012 return iscsit_add_reject_cmd(cmd, in iscsit_handle_task_mgt_cmd()
2017 __target_init_cmd(&cmd->se_cmd, &iscsi_ops, in iscsit_handle_task_mgt_cmd()
2019 TCM_SIMPLE_TAG, cmd->sense_buffer + 2, in iscsit_handle_task_mgt_cmd()
2022 target_get_sess_cmd(&cmd->se_cmd, true); in iscsit_handle_task_mgt_cmd()
2033 return iscsit_add_reject_cmd(cmd, in iscsit_handle_task_mgt_cmd()
2037 ret = core_tmr_alloc_req(&cmd->se_cmd, cmd->tmr_req, tcm_function, in iscsit_handle_task_mgt_cmd()
2040 return iscsit_add_reject_cmd(cmd, in iscsit_handle_task_mgt_cmd()
2043 cmd->tmr_req->se_tmr_req = cmd->se_cmd.se_tmr_req; in iscsit_handle_task_mgt_cmd()
2045 cmd->iscsi_opcode = ISCSI_OP_SCSI_TMFUNC; in iscsit_handle_task_mgt_cmd()
2046 cmd->i_state = ISTATE_SEND_TASKMGTRSP; in iscsit_handle_task_mgt_cmd()
2047 cmd->immediate_cmd = ((hdr->opcode & ISCSI_OP_IMMEDIATE) ? 1 : 0); in iscsit_handle_task_mgt_cmd()
2048 cmd->init_task_tag = hdr->itt; in iscsit_handle_task_mgt_cmd()
2049 cmd->targ_xfer_tag = 0xFFFFFFFF; in iscsit_handle_task_mgt_cmd()
2050 cmd->cmd_sn = be32_to_cpu(hdr->cmdsn); in iscsit_handle_task_mgt_cmd()
2051 cmd->exp_stat_sn = be32_to_cpu(hdr->exp_statsn); in iscsit_handle_task_mgt_cmd()
2052 se_tmr = cmd->se_cmd.se_tmr_req; in iscsit_handle_task_mgt_cmd()
2053 tmr_req = cmd->tmr_req; in iscsit_handle_task_mgt_cmd()
2058 ret = transport_lookup_tmr_lun(&cmd->se_cmd); in iscsit_handle_task_mgt_cmd()
2067 se_tmr->response = iscsit_tmr_abort_task(cmd, buf); in iscsit_handle_task_mgt_cmd()
2089 se_tmr->response = iscsit_tmr_task_reassign(cmd, buf); in iscsit_handle_task_mgt_cmd()
2098 return iscsit_add_reject_cmd(cmd, in iscsit_handle_task_mgt_cmd()
2113 list_add_tail(&cmd->i_conn_node, &conn->conn_cmd_list); in iscsit_handle_task_mgt_cmd()
2117 int cmdsn_ret = iscsit_sequence_cmd(conn, cmd, buf, hdr->cmdsn); in iscsit_handle_task_mgt_cmd()
2121 target_put_sess_cmd(&cmd->se_cmd); in iscsit_handle_task_mgt_cmd()
2135 return transport_generic_handle_tmr(&cmd->se_cmd); in iscsit_handle_task_mgt_cmd()
2145 iscsit_add_cmd_to_response_queue(cmd, conn, cmd->i_state); in iscsit_handle_task_mgt_cmd()
2146 target_put_sess_cmd(&cmd->se_cmd); in iscsit_handle_task_mgt_cmd()
2153 iscsit_setup_text_cmd(struct iscsi_conn *conn, struct iscsi_cmd *cmd, in iscsit_setup_text_cmd() argument
2162 return iscsit_reject_cmd(cmd, ISCSI_REASON_PROTOCOL_ERROR, in iscsit_setup_text_cmd()
2169 return iscsit_reject_cmd(cmd, ISCSI_REASON_CMD_NOT_SUPPORTED, in iscsit_setup_text_cmd()
2177 cmd->iscsi_opcode = ISCSI_OP_TEXT; in iscsit_setup_text_cmd()
2178 cmd->i_state = ISTATE_SEND_TEXTRSP; in iscsit_setup_text_cmd()
2179 cmd->immediate_cmd = ((hdr->opcode & ISCSI_OP_IMMEDIATE) ? 1 : 0); in iscsit_setup_text_cmd()
2180 conn->sess->init_task_tag = cmd->init_task_tag = hdr->itt; in iscsit_setup_text_cmd()
2181 cmd->targ_xfer_tag = 0xFFFFFFFF; in iscsit_setup_text_cmd()
2182 cmd->cmd_sn = be32_to_cpu(hdr->cmdsn); in iscsit_setup_text_cmd()
2183 cmd->exp_stat_sn = be32_to_cpu(hdr->exp_statsn); in iscsit_setup_text_cmd()
2184 cmd->data_direction = DMA_NONE; in iscsit_setup_text_cmd()
2185 kfree(cmd->text_in_ptr); in iscsit_setup_text_cmd()
2186 cmd->text_in_ptr = NULL; in iscsit_setup_text_cmd()
2193 iscsit_process_text_cmd(struct iscsi_conn *conn, struct iscsi_cmd *cmd, in iscsit_process_text_cmd() argument
2196 unsigned char *text_in = cmd->text_in_ptr, *text_ptr; in iscsit_process_text_cmd()
2200 cmd->targ_xfer_tag = be32_to_cpu(hdr->ttt); in iscsit_process_text_cmd()
2201 if (cmd->targ_xfer_tag == 0xFFFFFFFF) { in iscsit_process_text_cmd()
2217 cmd->cmd_flags |= ICF_SENDTARGETS_ALL; in iscsit_process_text_cmd()
2220 cmd->cmd_flags |= ICF_SENDTARGETS_SINGLE; in iscsit_process_text_cmd()
2228 list_add_tail(&cmd->i_conn_node, &conn->conn_cmd_list); in iscsit_process_text_cmd()
2235 cmdsn_ret = iscsit_sequence_cmd(conn, cmd, in iscsit_process_text_cmd()
2243 return iscsit_execute_cmd(cmd, 0); in iscsit_process_text_cmd()
2246 return iscsit_reject_cmd(cmd, ISCSI_REASON_PROTOCOL_ERROR, in iscsit_process_text_cmd()
2252 iscsit_handle_text_cmd(struct iscsi_conn *conn, struct iscsi_cmd *cmd, in iscsit_handle_text_cmd() argument
2260 rc = iscsit_setup_text_cmd(conn, cmd, hdr); in iscsit_handle_text_cmd()
2276 cmd->text_in_ptr = text_in; in iscsit_handle_text_cmd()
2333 return iscsit_process_text_cmd(conn, cmd, hdr); in iscsit_handle_text_cmd()
2336 kfree(cmd->text_in_ptr); in iscsit_handle_text_cmd()
2337 cmd->text_in_ptr = NULL; in iscsit_handle_text_cmd()
2338 return iscsit_reject_cmd(cmd, ISCSI_REASON_PROTOCOL_ERROR, buf); in iscsit_handle_text_cmd()
2341 int iscsit_logout_closesession(struct iscsi_cmd *cmd, struct iscsi_conn *conn) in iscsit_logout_closesession() argument
2366 iscsit_add_cmd_to_response_queue(cmd, conn, cmd->i_state); in iscsit_logout_closesession()
2371 int iscsit_logout_closeconnection(struct iscsi_cmd *cmd, struct iscsi_conn *conn) in iscsit_logout_closeconnection() argument
2377 " %hu on CID: %hu.\n", cmd->logout_cid, conn->cid); in iscsit_logout_closeconnection()
2383 if (conn->cid == cmd->logout_cid) { in iscsit_logout_closeconnection()
2403 cmd->logout_cid); in iscsit_logout_closeconnection()
2405 cmd->logout_response = ISCSI_LOGOUT_CID_NOT_FOUND; in iscsit_logout_closeconnection()
2406 iscsit_add_cmd_to_response_queue(cmd, conn, in iscsit_logout_closeconnection()
2407 cmd->i_state); in iscsit_logout_closeconnection()
2414 iscsit_add_cmd_to_response_queue(cmd, conn, cmd->i_state); in iscsit_logout_closeconnection()
2419 int iscsit_logout_removeconnforrecovery(struct iscsi_cmd *cmd, struct iscsi_conn *conn) in iscsit_logout_removeconnforrecovery() argument
2424 " CID: %hu on CID: %hu.\n", cmd->logout_cid, conn->cid); in iscsit_logout_removeconnforrecovery()
2429 cmd->logout_response = ISCSI_LOGOUT_RECOVERY_UNSUPPORTED; in iscsit_logout_removeconnforrecovery()
2430 iscsit_add_cmd_to_response_queue(cmd, conn, cmd->i_state); in iscsit_logout_removeconnforrecovery()
2434 if (conn->cid == cmd->logout_cid) { in iscsit_logout_removeconnforrecovery()
2437 cmd->logout_cid, conn->cid); in iscsit_logout_removeconnforrecovery()
2438 cmd->logout_response = ISCSI_LOGOUT_CLEANUP_FAILED; in iscsit_logout_removeconnforrecovery()
2439 iscsit_add_cmd_to_response_queue(cmd, conn, cmd->i_state); in iscsit_logout_removeconnforrecovery()
2443 iscsit_add_cmd_to_response_queue(cmd, conn, cmd->i_state); in iscsit_logout_removeconnforrecovery()
2449 iscsit_handle_logout_cmd(struct iscsi_conn *conn, struct iscsi_cmd *cmd, in iscsit_handle_logout_cmd() argument
2477 iscsit_free_cmd(cmd, false); in iscsit_handle_logout_cmd()
2481 cmd->iscsi_opcode = ISCSI_OP_LOGOUT; in iscsit_handle_logout_cmd()
2482 cmd->i_state = ISTATE_SEND_LOGOUTRSP; in iscsit_handle_logout_cmd()
2483 cmd->immediate_cmd = ((hdr->opcode & ISCSI_OP_IMMEDIATE) ? 1 : 0); in iscsit_handle_logout_cmd()
2484 conn->sess->init_task_tag = cmd->init_task_tag = hdr->itt; in iscsit_handle_logout_cmd()
2485 cmd->targ_xfer_tag = 0xFFFFFFFF; in iscsit_handle_logout_cmd()
2486 cmd->cmd_sn = be32_to_cpu(hdr->cmdsn); in iscsit_handle_logout_cmd()
2487 cmd->exp_stat_sn = be32_to_cpu(hdr->exp_statsn); in iscsit_handle_logout_cmd()
2488 cmd->logout_cid = be16_to_cpu(hdr->cid); in iscsit_handle_logout_cmd()
2489 cmd->logout_reason = reason_code; in iscsit_handle_logout_cmd()
2490 cmd->data_direction = DMA_NONE; in iscsit_handle_logout_cmd()
2502 list_add_tail(&cmd->i_conn_node, &conn->conn_cmd_list); in iscsit_handle_logout_cmd()
2512 if (cmd->immediate_cmd) { in iscsit_handle_logout_cmd()
2513 int ret = iscsit_execute_cmd(cmd, 0); in iscsit_handle_logout_cmd()
2518 cmdsn_ret = iscsit_sequence_cmd(conn, cmd, buf, hdr->cmdsn); in iscsit_handle_logout_cmd()
2595 struct iscsi_cmd *cmd, in iscsit_handle_immediate_data() argument
2601 struct iscsi_conn *conn = cmd->conn; in iscsit_handle_immediate_data()
2605 BUG_ON(cmd->write_data_done > cmd->se_cmd.data_length); in iscsit_handle_immediate_data()
2606 rx_size = min(cmd->se_cmd.data_length - cmd->write_data_done, length); in iscsit_handle_immediate_data()
2607 iov_ret = iscsit_map_iovec(cmd, cmd->iov_data, in iscsit_handle_immediate_data()
2608 cmd->orig_iov_data_count - 2, in iscsit_handle_immediate_data()
2609 cmd->write_data_done, rx_size); in iscsit_handle_immediate_data()
2614 iov = &cmd->iov_data[0]; in iscsit_handle_immediate_data()
2622 iscsit_unmap_iovec(cmd); in iscsit_handle_immediate_data()
2625 cmd->overflow_buf = overflow_buf; in iscsit_handle_immediate_data()
2634 iov[iov_count].iov_base = cmd->pad_bytes; in iscsit_handle_immediate_data()
2645 WARN_ON_ONCE(iov_count > cmd->orig_iov_data_count); in iscsit_handle_immediate_data()
2646 rx_got = rx_data(conn, &cmd->iov_data[0], iov_count, rx_size); in iscsit_handle_immediate_data()
2648 iscsit_unmap_iovec(cmd); in iscsit_handle_immediate_data()
2658 data_crc = iscsit_do_crypto_hash_sg(conn->conn_rx_hash, cmd, in iscsit_handle_immediate_data()
2659 cmd->write_data_done, length, padding, in iscsit_handle_immediate_data()
2660 cmd->pad_bytes); in iscsit_handle_immediate_data()
2671 iscsit_reject_cmd(cmd, in iscsit_handle_immediate_data()
2676 iscsit_reject_cmd(cmd, in iscsit_handle_immediate_data()
2688 cmd->write_data_done += length; in iscsit_handle_immediate_data()
2690 if (cmd->write_data_done == cmd->se_cmd.data_length) { in iscsit_handle_immediate_data()
2691 spin_lock_bh(&cmd->istate_lock); in iscsit_handle_immediate_data()
2692 cmd->cmd_flags |= ICF_GOT_LAST_DATAOUT; in iscsit_handle_immediate_data()
2693 cmd->i_state = ISTATE_RECEIVED_LAST_DATAOUT; in iscsit_handle_immediate_data()
2694 spin_unlock_bh(&cmd->istate_lock); in iscsit_handle_immediate_data()
2704 struct iscsi_cmd *cmd; in iscsit_build_conn_drop_async_message() local
2725 cmd = iscsit_allocate_cmd(conn_p, TASK_RUNNING); in iscsit_build_conn_drop_async_message()
2726 if (!cmd) { in iscsit_build_conn_drop_async_message()
2731 cmd->logout_cid = conn->cid; in iscsit_build_conn_drop_async_message()
2732 cmd->iscsi_opcode = ISCSI_OP_ASYNC_EVENT; in iscsit_build_conn_drop_async_message()
2733 cmd->i_state = ISTATE_SEND_ASYNCMSG; in iscsit_build_conn_drop_async_message()
2736 list_add_tail(&cmd->i_conn_node, &conn_p->conn_cmd_list); in iscsit_build_conn_drop_async_message()
2739 iscsit_add_cmd_to_response_queue(cmd, conn_p, cmd->i_state); in iscsit_build_conn_drop_async_message()
2744 struct iscsi_cmd *cmd, in iscsit_send_conn_drop_async_message() argument
2749 cmd->iscsi_opcode = ISCSI_OP_ASYNC_EVENT; in iscsit_send_conn_drop_async_message()
2751 hdr = (struct iscsi_async *) cmd->pdu; in iscsit_send_conn_drop_async_message()
2754 cmd->init_task_tag = RESERVED_ITT; in iscsit_send_conn_drop_async_message()
2755 cmd->targ_xfer_tag = 0xFFFFFFFF; in iscsit_send_conn_drop_async_message()
2757 cmd->stat_sn = conn->stat_sn++; in iscsit_send_conn_drop_async_message()
2758 hdr->statsn = cpu_to_be32(cmd->stat_sn); in iscsit_send_conn_drop_async_message()
2762 hdr->param1 = cpu_to_be16(cmd->logout_cid); in iscsit_send_conn_drop_async_message()
2767 " 0x%08x, for CID: %hu on CID: %hu\n", cmd->stat_sn, in iscsit_send_conn_drop_async_message()
2768 cmd->logout_cid, conn->cid); in iscsit_send_conn_drop_async_message()
2770 return conn->conn_transport->iscsit_xmit_pdu(conn, cmd, NULL, NULL, 0); in iscsit_send_conn_drop_async_message()
2784 iscsit_build_datain_pdu(struct iscsi_cmd *cmd, struct iscsi_conn *conn, in iscsit_build_datain_pdu() argument
2791 if (cmd->se_cmd.se_cmd_flags & SCF_OVERFLOW_BIT) { in iscsit_build_datain_pdu()
2793 hdr->residual_count = cpu_to_be32(cmd->se_cmd.residual_count); in iscsit_build_datain_pdu()
2794 } else if (cmd->se_cmd.se_cmd_flags & SCF_UNDERFLOW_BIT) { in iscsit_build_datain_pdu()
2796 hdr->residual_count = cpu_to_be32(cmd->se_cmd.residual_count); in iscsit_build_datain_pdu()
2801 int_to_scsilun(cmd->se_cmd.orig_fe_lun, in iscsit_build_datain_pdu()
2806 hdr->itt = cmd->init_task_tag; in iscsit_build_datain_pdu()
2809 hdr->ttt = cpu_to_be32(cmd->targ_xfer_tag); in iscsit_build_datain_pdu()
2813 hdr->statsn = cpu_to_be32(cmd->stat_sn); in iscsit_build_datain_pdu()
2824 cmd->init_task_tag, ntohl(hdr->statsn), ntohl(hdr->datasn), in iscsit_build_datain_pdu()
2829 static int iscsit_send_datain(struct iscsi_cmd *cmd, struct iscsi_conn *conn) in iscsit_send_datain() argument
2831 struct iscsi_data_rsp *hdr = (struct iscsi_data_rsp *)&cmd->pdu[0]; in iscsit_send_datain()
2838 dr = iscsit_get_datain_values(cmd, &datain); in iscsit_send_datain()
2841 cmd->init_task_tag); in iscsit_send_datain()
2847 if ((datain.offset + datain.length) > cmd->se_cmd.data_length) { in iscsit_send_datain()
2849 " datain.length: %u exceeds cmd->data_length: %u\n", in iscsit_send_datain()
2850 cmd->init_task_tag, datain.offset, datain.length, in iscsit_send_datain()
2851 cmd->se_cmd.data_length); in iscsit_send_datain()
2861 (cmd->se_cmd.se_cmd_flags & SCF_TRANSPORT_TASK_SENSE)) in iscsit_send_datain()
2866 iscsit_increment_maxcmdsn(cmd, conn->sess); in iscsit_send_datain()
2867 cmd->stat_sn = conn->stat_sn++; in iscsit_send_datain()
2874 iscsit_build_datain_pdu(cmd, conn, &datain, hdr, set_statsn); in iscsit_send_datain()
2876 ret = conn->conn_transport->iscsit_xmit_pdu(conn, cmd, dr, &datain, 0); in iscsit_send_datain()
2881 eodr = (cmd->se_cmd.se_cmd_flags & SCF_TRANSPORT_TASK_SENSE) ? in iscsit_send_datain()
2883 iscsit_free_datain_req(cmd, dr); in iscsit_send_datain()
2890 iscsit_build_logout_rsp(struct iscsi_cmd *cmd, struct iscsi_conn *conn, in iscsit_build_logout_rsp() argument
2901 switch (cmd->logout_reason) { in iscsit_build_logout_rsp()
2905 cmd->logout_response = ISCSI_LOGOUT_SUCCESS; in iscsit_build_logout_rsp()
2908 if (cmd->logout_response == ISCSI_LOGOUT_CID_NOT_FOUND) in iscsit_build_logout_rsp()
2918 * on, the connection responding to cmd->logout_cid in iscsit_build_logout_rsp()
2923 " successful.\n", cmd->logout_cid, conn->cid); in iscsit_build_logout_rsp()
2924 cmd->logout_response = ISCSI_LOGOUT_SUCCESS; in iscsit_build_logout_rsp()
2927 if ((cmd->logout_response == ISCSI_LOGOUT_RECOVERY_UNSUPPORTED) || in iscsit_build_logout_rsp()
2928 (cmd->logout_response == ISCSI_LOGOUT_CLEANUP_FAILED)) in iscsit_build_logout_rsp()
2935 cmd->logout_cid); in iscsit_build_logout_rsp()
2942 conn->sess, cmd->logout_cid); in iscsit_build_logout_rsp()
2946 cmd->logout_cid); in iscsit_build_logout_rsp()
2947 cmd->logout_response = ISCSI_LOGOUT_CID_NOT_FOUND; in iscsit_build_logout_rsp()
2951 iscsit_discard_cr_cmds_by_expstatsn(cr, cmd->exp_stat_sn); in iscsit_build_logout_rsp()
2955 cmd->logout_cid, conn->cid); in iscsit_build_logout_rsp()
2956 cmd->logout_response = ISCSI_LOGOUT_SUCCESS; in iscsit_build_logout_rsp()
2959 pr_err("Unknown cmd->logout_reason: 0x%02x\n", in iscsit_build_logout_rsp()
2960 cmd->logout_reason); in iscsit_build_logout_rsp()
2966 hdr->response = cmd->logout_response; in iscsit_build_logout_rsp()
2967 hdr->itt = cmd->init_task_tag; in iscsit_build_logout_rsp()
2968 cmd->stat_sn = conn->stat_sn++; in iscsit_build_logout_rsp()
2969 hdr->statsn = cpu_to_be32(cmd->stat_sn); in iscsit_build_logout_rsp()
2971 iscsit_increment_maxcmdsn(cmd, conn->sess); in iscsit_build_logout_rsp()
2977 cmd->init_task_tag, cmd->stat_sn, hdr->response, in iscsit_build_logout_rsp()
2978 cmd->logout_cid, conn->cid); in iscsit_build_logout_rsp()
2985 iscsit_send_logout(struct iscsi_cmd *cmd, struct iscsi_conn *conn) in iscsit_send_logout() argument
2989 rc = iscsit_build_logout_rsp(cmd, conn, in iscsit_send_logout()
2990 (struct iscsi_logout_rsp *)&cmd->pdu[0]); in iscsit_send_logout()
2994 return conn->conn_transport->iscsit_xmit_pdu(conn, cmd, NULL, NULL, 0); in iscsit_send_logout()
2998 iscsit_build_nopin_rsp(struct iscsi_cmd *cmd, struct iscsi_conn *conn, in iscsit_build_nopin_rsp() argument
3003 hton24(hdr->dlength, cmd->buf_ptr_size); in iscsit_build_nopin_rsp()
3006 hdr->itt = cmd->init_task_tag; in iscsit_build_nopin_rsp()
3007 hdr->ttt = cpu_to_be32(cmd->targ_xfer_tag); in iscsit_build_nopin_rsp()
3008 cmd->stat_sn = (nopout_response) ? conn->stat_sn++ : in iscsit_build_nopin_rsp()
3010 hdr->statsn = cpu_to_be32(cmd->stat_sn); in iscsit_build_nopin_rsp()
3013 iscsit_increment_maxcmdsn(cmd, conn->sess); in iscsit_build_nopin_rsp()
3020 "Solicited" : "Unsolicited", cmd->init_task_tag, in iscsit_build_nopin_rsp()
3021 cmd->targ_xfer_tag, cmd->stat_sn, cmd->buf_ptr_size); in iscsit_build_nopin_rsp()
3029 struct iscsi_cmd *cmd, in iscsit_send_unsolicited_nopin() argument
3033 struct iscsi_nopin *hdr = (struct iscsi_nopin *)&cmd->pdu[0]; in iscsit_send_unsolicited_nopin()
3036 iscsit_build_nopin_rsp(cmd, conn, hdr, false); in iscsit_send_unsolicited_nopin()
3039 " 0x%08x CID: %hu\n", hdr->ttt, cmd->stat_sn, conn->cid); in iscsit_send_unsolicited_nopin()
3041 ret = conn->conn_transport->iscsit_xmit_pdu(conn, cmd, NULL, NULL, 0); in iscsit_send_unsolicited_nopin()
3045 spin_lock_bh(&cmd->istate_lock); in iscsit_send_unsolicited_nopin()
3046 cmd->i_state = want_response ? in iscsit_send_unsolicited_nopin()
3048 spin_unlock_bh(&cmd->istate_lock); in iscsit_send_unsolicited_nopin()
3054 iscsit_send_nopin(struct iscsi_cmd *cmd, struct iscsi_conn *conn) in iscsit_send_nopin() argument
3056 struct iscsi_nopin *hdr = (struct iscsi_nopin *)&cmd->pdu[0]; in iscsit_send_nopin()
3058 iscsit_build_nopin_rsp(cmd, conn, hdr, true); in iscsit_send_nopin()
3064 pr_debug("Echoing back %u bytes of ping data.\n", cmd->buf_ptr_size); in iscsit_send_nopin()
3066 return conn->conn_transport->iscsit_xmit_pdu(conn, cmd, NULL, in iscsit_send_nopin()
3067 cmd->buf_ptr, in iscsit_send_nopin()
3068 cmd->buf_ptr_size); in iscsit_send_nopin()
3072 struct iscsi_cmd *cmd, in iscsit_send_r2t() argument
3079 r2t = iscsit_get_r2t_from_list(cmd); in iscsit_send_r2t()
3083 hdr = (struct iscsi_r2t_rsp *) cmd->pdu; in iscsit_send_r2t()
3087 int_to_scsilun(cmd->se_cmd.orig_fe_lun, in iscsit_send_r2t()
3089 hdr->itt = cmd->init_task_tag; in iscsit_send_r2t()
3091 conn->conn_transport->iscsit_get_r2t_ttt(conn, cmd, r2t); in iscsit_send_r2t()
3104 (!r2t->recovery_r2t) ? "" : "Recovery ", cmd->init_task_tag, in iscsit_send_r2t()
3108 spin_lock_bh(&cmd->r2t_lock); in iscsit_send_r2t()
3110 spin_unlock_bh(&cmd->r2t_lock); in iscsit_send_r2t()
3112 ret = conn->conn_transport->iscsit_xmit_pdu(conn, cmd, NULL, NULL, 0); in iscsit_send_r2t()
3117 spin_lock_bh(&cmd->dataout_timeout_lock); in iscsit_send_r2t()
3118 iscsit_start_dataout_timer(cmd, conn); in iscsit_send_r2t()
3119 spin_unlock_bh(&cmd->dataout_timeout_lock); in iscsit_send_r2t()
3130 struct iscsi_cmd *cmd, in iscsit_build_r2ts_for_cmd() argument
3136 spin_lock_bh(&cmd->r2t_lock); in iscsit_build_r2ts_for_cmd()
3137 if (cmd->cmd_flags & ICF_SENT_LAST_R2T) { in iscsit_build_r2ts_for_cmd()
3138 spin_unlock_bh(&cmd->r2t_lock); in iscsit_build_r2ts_for_cmd()
3144 cmd->r2t_offset = max(cmd->r2t_offset, cmd->write_data_done); in iscsit_build_r2ts_for_cmd()
3146 while (cmd->outstanding_r2ts < conn->sess->sess_ops->MaxOutstandingR2T) { in iscsit_build_r2ts_for_cmd()
3148 offset = cmd->r2t_offset; in iscsit_build_r2ts_for_cmd()
3153 cmd->next_burst_len; in iscsit_build_r2ts_for_cmd()
3155 if (new_data_end > cmd->se_cmd.data_length) in iscsit_build_r2ts_for_cmd()
3156 xfer_len = cmd->se_cmd.data_length - offset; in iscsit_build_r2ts_for_cmd()
3160 cmd->next_burst_len; in iscsit_build_r2ts_for_cmd()
3165 if (new_data_end > cmd->se_cmd.data_length) in iscsit_build_r2ts_for_cmd()
3166 xfer_len = cmd->se_cmd.data_length - offset; in iscsit_build_r2ts_for_cmd()
3172 cmd->cmd_flags |= ICF_SENT_LAST_R2T; in iscsit_build_r2ts_for_cmd()
3176 cmd->r2t_offset += xfer_len; in iscsit_build_r2ts_for_cmd()
3178 if (cmd->r2t_offset == cmd->se_cmd.data_length) in iscsit_build_r2ts_for_cmd()
3179 cmd->cmd_flags |= ICF_SENT_LAST_R2T; in iscsit_build_r2ts_for_cmd()
3183 seq = iscsit_get_seq_holder_for_r2t(cmd); in iscsit_build_r2ts_for_cmd()
3185 spin_unlock_bh(&cmd->r2t_lock); in iscsit_build_r2ts_for_cmd()
3192 if (cmd->seq_send_order == cmd->seq_count) in iscsit_build_r2ts_for_cmd()
3193 cmd->cmd_flags |= ICF_SENT_LAST_R2T; in iscsit_build_r2ts_for_cmd()
3195 cmd->outstanding_r2ts++; in iscsit_build_r2ts_for_cmd()
3198 if (iscsit_add_r2t_to_list(cmd, offset, xfer_len, 0, 0) < 0) { in iscsit_build_r2ts_for_cmd()
3199 spin_unlock_bh(&cmd->r2t_lock); in iscsit_build_r2ts_for_cmd()
3203 if (cmd->cmd_flags & ICF_SENT_LAST_R2T) in iscsit_build_r2ts_for_cmd()
3206 spin_unlock_bh(&cmd->r2t_lock); in iscsit_build_r2ts_for_cmd()
3212 void iscsit_build_rsp_pdu(struct iscsi_cmd *cmd, struct iscsi_conn *conn, in iscsit_build_rsp_pdu() argument
3216 cmd->stat_sn = conn->stat_sn++; in iscsit_build_rsp_pdu()
3223 if (cmd->se_cmd.se_cmd_flags & SCF_OVERFLOW_BIT) { in iscsit_build_rsp_pdu()
3225 hdr->residual_count = cpu_to_be32(cmd->se_cmd.residual_count); in iscsit_build_rsp_pdu()
3226 } else if (cmd->se_cmd.se_cmd_flags & SCF_UNDERFLOW_BIT) { in iscsit_build_rsp_pdu()
3228 hdr->residual_count = cpu_to_be32(cmd->se_cmd.residual_count); in iscsit_build_rsp_pdu()
3230 hdr->response = cmd->iscsi_response; in iscsit_build_rsp_pdu()
3231 hdr->cmd_status = cmd->se_cmd.scsi_status; in iscsit_build_rsp_pdu()
3232 hdr->itt = cmd->init_task_tag; in iscsit_build_rsp_pdu()
3233 hdr->statsn = cpu_to_be32(cmd->stat_sn); in iscsit_build_rsp_pdu()
3235 iscsit_increment_maxcmdsn(cmd, conn->sess); in iscsit_build_rsp_pdu()
3241 cmd->init_task_tag, cmd->stat_sn, cmd->se_cmd.scsi_status, in iscsit_build_rsp_pdu()
3242 cmd->se_cmd.scsi_status, conn->cid); in iscsit_build_rsp_pdu()
3246 static int iscsit_send_response(struct iscsi_cmd *cmd, struct iscsi_conn *conn) in iscsit_send_response() argument
3248 struct iscsi_scsi_rsp *hdr = (struct iscsi_scsi_rsp *)&cmd->pdu[0]; in iscsit_send_response()
3249 bool inc_stat_sn = (cmd->i_state == ISTATE_SEND_STATUS); in iscsit_send_response()
3253 iscsit_build_rsp_pdu(cmd, conn, inc_stat_sn, hdr); in iscsit_send_response()
3258 if (cmd->se_cmd.sense_buffer && in iscsit_send_response()
3259 ((cmd->se_cmd.se_cmd_flags & SCF_TRANSPORT_TASK_SENSE) || in iscsit_send_response()
3260 (cmd->se_cmd.se_cmd_flags & SCF_EMULATED_TASK_SENSE))) { in iscsit_send_response()
3261 put_unaligned_be16(cmd->se_cmd.scsi_sense_length, cmd->sense_buffer); in iscsit_send_response()
3262 cmd->se_cmd.scsi_sense_length += sizeof (__be16); in iscsit_send_response()
3264 padding = -(cmd->se_cmd.scsi_sense_length) & 3; in iscsit_send_response()
3265 hton24(hdr->dlength, (u32)cmd->se_cmd.scsi_sense_length); in iscsit_send_response()
3266 data_buf = cmd->sense_buffer; in iscsit_send_response()
3267 data_buf_len = cmd->se_cmd.scsi_sense_length + padding; in iscsit_send_response()
3270 memset(cmd->sense_buffer + in iscsit_send_response()
3271 cmd->se_cmd.scsi_sense_length, 0, padding); in iscsit_send_response()
3278 cmd->se_cmd.scsi_sense_length); in iscsit_send_response()
3281 return conn->conn_transport->iscsit_xmit_pdu(conn, cmd, NULL, data_buf, in iscsit_send_response()
3303 iscsit_build_task_mgt_rsp(struct iscsi_cmd *cmd, struct iscsi_conn *conn, in iscsit_build_task_mgt_rsp() argument
3306 struct se_tmr_req *se_tmr = cmd->se_cmd.se_tmr_req; in iscsit_build_task_mgt_rsp()
3311 hdr->itt = cmd->init_task_tag; in iscsit_build_task_mgt_rsp()
3312 cmd->stat_sn = conn->stat_sn++; in iscsit_build_task_mgt_rsp()
3313 hdr->statsn = cpu_to_be32(cmd->stat_sn); in iscsit_build_task_mgt_rsp()
3315 iscsit_increment_maxcmdsn(cmd, conn->sess); in iscsit_build_task_mgt_rsp()
3321 cmd->init_task_tag, cmd->stat_sn, hdr->response, conn->cid); in iscsit_build_task_mgt_rsp()
3326 iscsit_send_task_mgt_rsp(struct iscsi_cmd *cmd, struct iscsi_conn *conn) in iscsit_send_task_mgt_rsp() argument
3328 struct iscsi_tm_rsp *hdr = (struct iscsi_tm_rsp *)&cmd->pdu[0]; in iscsit_send_task_mgt_rsp()
3330 iscsit_build_task_mgt_rsp(cmd, conn, hdr); in iscsit_send_task_mgt_rsp()
3332 return conn->conn_transport->iscsit_xmit_pdu(conn, cmd, NULL, NULL, 0); in iscsit_send_task_mgt_rsp()
3338 iscsit_build_sendtargets_response(struct iscsi_cmd *cmd, in iscsit_build_sendtargets_response() argument
3343 struct iscsi_conn *conn = cmd->conn; in iscsit_build_sendtargets_response()
3350 unsigned char *text_in = cmd->text_in_ptr, *text_ptr = NULL; in iscsit_build_sendtargets_response()
3364 if (cmd->cmd_flags & ICF_SENDTARGETS_SINGLE) { in iscsit_build_sendtargets_response()
3380 if ((cmd->cmd_flags & ICF_SENDTARGETS_SINGLE) && in iscsit_build_sendtargets_response()
3398 cmd->conn->sess->sess_ops->InitiatorName))) { in iscsit_build_sendtargets_response()
3477 if (cmd->cmd_flags & ICF_SENDTARGETS_SINGLE) in iscsit_build_sendtargets_response()
3482 cmd->buf_ptr = payload; in iscsit_build_sendtargets_response()
3488 iscsit_build_text_rsp(struct iscsi_cmd *cmd, struct iscsi_conn *conn, in iscsit_build_text_rsp() argument
3495 text_length = iscsit_build_sendtargets_response(cmd, network_transport, in iscsit_build_text_rsp()
3496 cmd->read_data_done, in iscsit_build_text_rsp()
3505 cmd->read_data_done += text_length; in iscsit_build_text_rsp()
3506 if (cmd->targ_xfer_tag == 0xFFFFFFFF) in iscsit_build_text_rsp()
3507 cmd->targ_xfer_tag = session_get_next_ttt(conn->sess); in iscsit_build_text_rsp()
3512 hdr->itt = cmd->init_task_tag; in iscsit_build_text_rsp()
3513 hdr->ttt = cpu_to_be32(cmd->targ_xfer_tag); in iscsit_build_text_rsp()
3514 cmd->stat_sn = conn->stat_sn++; in iscsit_build_text_rsp()
3515 hdr->statsn = cpu_to_be32(cmd->stat_sn); in iscsit_build_text_rsp()
3517 iscsit_increment_maxcmdsn(cmd, conn->sess); in iscsit_build_text_rsp()
3523 cmd->maxcmdsn_inc = 0; in iscsit_build_text_rsp()
3528 " Length: %u, CID: %hu F: %d C: %d\n", cmd->init_task_tag, in iscsit_build_text_rsp()
3529 cmd->targ_xfer_tag, cmd->stat_sn, text_length, conn->cid, in iscsit_build_text_rsp()
3538 struct iscsi_cmd *cmd, in iscsit_send_text_rsp() argument
3541 struct iscsi_text_rsp *hdr = (struct iscsi_text_rsp *)cmd->pdu; in iscsit_send_text_rsp()
3544 text_length = iscsit_build_text_rsp(cmd, conn, hdr, in iscsit_send_text_rsp()
3549 return conn->conn_transport->iscsit_xmit_pdu(conn, cmd, NULL, in iscsit_send_text_rsp()
3550 cmd->buf_ptr, in iscsit_send_text_rsp()
3555 iscsit_build_reject(struct iscsi_cmd *cmd, struct iscsi_conn *conn, in iscsit_build_reject() argument
3559 hdr->reason = cmd->reject_reason; in iscsit_build_reject()
3563 cmd->stat_sn = conn->stat_sn++; in iscsit_build_reject()
3564 hdr->statsn = cpu_to_be32(cmd->stat_sn); in iscsit_build_reject()
3572 struct iscsi_cmd *cmd, in iscsit_send_reject() argument
3575 struct iscsi_reject *hdr = (struct iscsi_reject *)&cmd->pdu[0]; in iscsit_send_reject()
3577 iscsit_build_reject(cmd, conn, hdr); in iscsit_send_reject()
3582 return conn->conn_transport->iscsit_xmit_pdu(conn, cmd, NULL, in iscsit_send_reject()
3583 cmd->buf_ptr, in iscsit_send_reject()
3613 iscsit_immediate_queue(struct iscsi_conn *conn, struct iscsi_cmd *cmd, int state) in iscsit_immediate_queue() argument
3619 ret = iscsit_send_r2t(cmd, conn); in iscsit_immediate_queue()
3625 list_del_init(&cmd->i_conn_node); in iscsit_immediate_queue()
3628 iscsit_free_cmd(cmd, false); in iscsit_immediate_queue()
3632 ret = iscsit_send_unsolicited_nopin(cmd, conn, 1); in iscsit_immediate_queue()
3637 ret = iscsit_send_unsolicited_nopin(cmd, conn, 0); in iscsit_immediate_queue()
3644 cmd->iscsi_opcode, cmd->init_task_tag, state, in iscsit_immediate_queue()
3661 struct iscsi_cmd *cmd; in iscsit_handle_immediate_queue() local
3667 cmd = qr->cmd; in iscsit_handle_immediate_queue()
3671 ret = t->iscsit_immediate_queue(conn, cmd, state); in iscsit_handle_immediate_queue()
3680 iscsit_response_queue(struct iscsi_conn *conn, struct iscsi_cmd *cmd, int state) in iscsit_response_queue() argument
3687 ret = iscsit_send_datain(cmd, conn); in iscsit_response_queue()
3695 spin_lock_bh(&cmd->istate_lock); in iscsit_response_queue()
3696 cmd->i_state = ISTATE_SENT_STATUS; in iscsit_response_queue()
3697 spin_unlock_bh(&cmd->istate_lock); in iscsit_response_queue()
3706 spin_lock_bh(&cmd->istate_lock); in iscsit_response_queue()
3707 cmd->i_state = ISTATE_SEND_STATUS; in iscsit_response_queue()
3708 spin_unlock_bh(&cmd->istate_lock); in iscsit_response_queue()
3716 ret = iscsit_send_response(cmd, conn); in iscsit_response_queue()
3719 ret = iscsit_send_logout(cmd, conn); in iscsit_response_queue()
3723 cmd, conn); in iscsit_response_queue()
3726 ret = iscsit_send_nopin(cmd, conn); in iscsit_response_queue()
3729 ret = iscsit_send_reject(cmd, conn); in iscsit_response_queue()
3732 ret = iscsit_send_task_mgt_rsp(cmd, conn); in iscsit_response_queue()
3735 ret = iscsit_tmr_post_handler(cmd, conn); in iscsit_response_queue()
3740 ret = iscsit_send_text_rsp(cmd, conn); in iscsit_response_queue()
3745 cmd->iscsi_opcode, cmd->init_task_tag, in iscsit_response_queue()
3754 if (!iscsit_logout_post_handler(cmd, conn)) in iscsit_response_queue()
3764 spin_lock_bh(&cmd->istate_lock); in iscsit_response_queue()
3765 cmd->i_state = ISTATE_SENT_STATUS; in iscsit_response_queue()
3766 spin_unlock_bh(&cmd->istate_lock); in iscsit_response_queue()
3771 cmd->iscsi_opcode, cmd->init_task_tag, in iscsit_response_queue()
3772 cmd->i_state, conn->cid); in iscsit_response_queue()
3790 struct iscsi_cmd *cmd; in iscsit_handle_response_queue() local
3795 cmd = qr->cmd; in iscsit_handle_response_queue()
3799 ret = t->iscsit_response_queue(conn, cmd, state); in iscsit_handle_response_queue()
3868 struct iscsi_cmd *cmd; in iscsi_target_rx_opcode() local
3873 cmd = iscsit_allocate_cmd(conn, TASK_INTERRUPTIBLE); in iscsi_target_rx_opcode()
3874 if (!cmd) in iscsi_target_rx_opcode()
3877 ret = iscsit_handle_scsi_cmd(conn, cmd, buf); in iscsi_target_rx_opcode()
3883 cmd = NULL; in iscsi_target_rx_opcode()
3885 cmd = iscsit_allocate_cmd(conn, TASK_INTERRUPTIBLE); in iscsi_target_rx_opcode()
3886 if (!cmd) in iscsi_target_rx_opcode()
3889 ret = iscsit_handle_nop_out(conn, cmd, buf); in iscsi_target_rx_opcode()
3892 cmd = iscsit_allocate_cmd(conn, TASK_INTERRUPTIBLE); in iscsi_target_rx_opcode()
3893 if (!cmd) in iscsi_target_rx_opcode()
3896 ret = iscsit_handle_task_mgt_cmd(conn, cmd, buf); in iscsi_target_rx_opcode()
3900 cmd = iscsit_find_cmd_from_itt(conn, hdr->itt); in iscsi_target_rx_opcode()
3901 if (!cmd) in iscsi_target_rx_opcode()
3904 cmd = iscsit_allocate_cmd(conn, TASK_INTERRUPTIBLE); in iscsi_target_rx_opcode()
3905 if (!cmd) in iscsi_target_rx_opcode()
3909 ret = iscsit_handle_text_cmd(conn, cmd, buf); in iscsi_target_rx_opcode()
3912 cmd = iscsit_allocate_cmd(conn, TASK_INTERRUPTIBLE); in iscsi_target_rx_opcode()
3913 if (!cmd) in iscsi_target_rx_opcode()
3916 ret = iscsit_handle_logout_cmd(conn, cmd, buf); in iscsi_target_rx_opcode()
4076 struct iscsi_cmd *cmd = NULL, *cmd_tmp = NULL; in iscsit_release_commands_from_conn() local
4086 list_for_each_entry_safe(cmd, cmd_tmp, &tmp_list, i_conn_node) { in iscsit_release_commands_from_conn()
4087 struct se_cmd *se_cmd = &cmd->se_cmd; in iscsit_release_commands_from_conn()
4097 list_move_tail(&cmd->i_conn_node, in iscsit_release_commands_from_conn()
4107 list_for_each_entry_safe(cmd, cmd_tmp, &tmp_list, i_conn_node) { in iscsit_release_commands_from_conn()
4108 list_del_init(&cmd->i_conn_node); in iscsit_release_commands_from_conn()
4110 iscsit_increment_maxcmdsn(cmd, sess); in iscsit_release_commands_from_conn()
4111 iscsit_free_cmd(cmd, true); in iscsit_release_commands_from_conn()
4119 struct iscsi_cmd *cmd; in iscsit_stop_timers_for_cmds() local
4122 list_for_each_entry(cmd, &conn->conn_cmd_list, i_conn_node) { in iscsit_stop_timers_for_cmds()
4123 if (cmd->data_direction == DMA_TO_DEVICE) in iscsit_stop_timers_for_cmds()
4124 iscsit_stop_dataout_timer(cmd); in iscsit_stop_timers_for_cmds()
4524 struct iscsi_cmd *cmd, in iscsit_logout_post_handler() argument
4529 switch (cmd->logout_reason) { in iscsit_logout_post_handler()
4531 switch (cmd->logout_response) { in iscsit_logout_post_handler()
4540 if (conn->cid == cmd->logout_cid) { in iscsit_logout_post_handler()
4541 switch (cmd->logout_response) { in iscsit_logout_post_handler()
4549 switch (cmd->logout_response) { in iscsit_logout_post_handler()
4552 cmd->logout_cid); in iscsit_logout_post_handler()
4563 switch (cmd->logout_response) { in iscsit_logout_post_handler()