Lines Matching full:queue
66 * queue before determining it to be idle. This optional module behavior
110 struct nvmet_tcp_queue *queue; member
221 static inline u16 nvmet_tcp_cmd_tag(struct nvmet_tcp_queue *queue, in nvmet_tcp_cmd_tag() argument
224 if (unlikely(!queue->nr_cmds)) { in nvmet_tcp_cmd_tag()
229 return cmd - queue->cmds; in nvmet_tcp_cmd_tag()
257 nvmet_tcp_get_cmd(struct nvmet_tcp_queue *queue) in nvmet_tcp_get_cmd() argument
261 cmd = list_first_entry_or_null(&queue->free_list, in nvmet_tcp_get_cmd()
277 if (unlikely(cmd == &cmd->queue->connect)) in nvmet_tcp_put_cmd()
280 list_add_tail(&cmd->entry, &cmd->queue->free_list); in nvmet_tcp_put_cmd()
283 static inline int queue_cpu(struct nvmet_tcp_queue *queue) in queue_cpu() argument
285 return queue->sock->sk->sk_incoming_cpu; in queue_cpu()
288 static inline u8 nvmet_tcp_hdgst_len(struct nvmet_tcp_queue *queue) in nvmet_tcp_hdgst_len() argument
290 return queue->hdr_digest ? NVME_TCP_DIGEST_LENGTH : 0; in nvmet_tcp_hdgst_len()
293 static inline u8 nvmet_tcp_ddgst_len(struct nvmet_tcp_queue *queue) in nvmet_tcp_ddgst_len() argument
295 return queue->data_digest ? NVME_TCP_DIGEST_LENGTH : 0; in nvmet_tcp_ddgst_len()
308 static int nvmet_tcp_verify_hdgst(struct nvmet_tcp_queue *queue, in nvmet_tcp_verify_hdgst() argument
316 pr_err("queue %d: header digest enabled but no header digest\n", in nvmet_tcp_verify_hdgst()
317 queue->idx); in nvmet_tcp_verify_hdgst()
322 nvmet_tcp_hdgst(queue->rcv_hash, pdu, len); in nvmet_tcp_verify_hdgst()
325 pr_err("queue %d: header digest error: recv %#x expected %#x\n", in nvmet_tcp_verify_hdgst()
326 queue->idx, le32_to_cpu(recv_digest), in nvmet_tcp_verify_hdgst()
334 static int nvmet_tcp_check_ddgst(struct nvmet_tcp_queue *queue, void *pdu) in nvmet_tcp_check_ddgst() argument
337 u8 digest_len = nvmet_tcp_hdgst_len(queue); in nvmet_tcp_check_ddgst()
344 pr_err("queue %d: data digest flag is cleared\n", queue->idx); in nvmet_tcp_check_ddgst()
389 static void nvmet_tcp_fatal_error(struct nvmet_tcp_queue *queue) in nvmet_tcp_fatal_error() argument
391 queue->rcv_state = NVMET_TCP_RECV_ERR; in nvmet_tcp_fatal_error()
392 if (queue->nvme_sq.ctrl) in nvmet_tcp_fatal_error()
393 nvmet_ctrl_fatal_error(queue->nvme_sq.ctrl); in nvmet_tcp_fatal_error()
395 kernel_sock_shutdown(queue->sock, SHUT_RDWR); in nvmet_tcp_fatal_error()
398 static void nvmet_tcp_socket_error(struct nvmet_tcp_queue *queue, int status) in nvmet_tcp_socket_error() argument
400 queue->rcv_state = NVMET_TCP_RECV_ERR; in nvmet_tcp_socket_error()
402 kernel_sock_shutdown(queue->sock, SHUT_RDWR); in nvmet_tcp_socket_error()
404 nvmet_tcp_fatal_error(queue); in nvmet_tcp_socket_error()
455 struct nvmet_tcp_queue *queue = cmd->queue; in nvmet_setup_c2h_data_pdu() local
456 u8 hdgst = nvmet_tcp_hdgst_len(cmd->queue); in nvmet_setup_c2h_data_pdu()
457 u8 ddgst = nvmet_tcp_ddgst_len(cmd->queue); in nvmet_setup_c2h_data_pdu()
463 pdu->hdr.flags = NVME_TCP_F_DATA_LAST | (queue->nvme_sq.sqhd_disabled ? in nvmet_setup_c2h_data_pdu()
474 if (queue->data_digest) { in nvmet_setup_c2h_data_pdu()
476 nvmet_tcp_calc_ddgst(queue->snd_hash, cmd); in nvmet_setup_c2h_data_pdu()
479 if (cmd->queue->hdr_digest) { in nvmet_setup_c2h_data_pdu()
481 nvmet_tcp_hdgst(queue->snd_hash, pdu, sizeof(*pdu)); in nvmet_setup_c2h_data_pdu()
488 struct nvmet_tcp_queue *queue = cmd->queue; in nvmet_setup_r2t_pdu() local
489 u8 hdgst = nvmet_tcp_hdgst_len(cmd->queue); in nvmet_setup_r2t_pdu()
501 pdu->ttag = nvmet_tcp_cmd_tag(cmd->queue, cmd); in nvmet_setup_r2t_pdu()
504 if (cmd->queue->hdr_digest) { in nvmet_setup_r2t_pdu()
506 nvmet_tcp_hdgst(queue->snd_hash, pdu, sizeof(*pdu)); in nvmet_setup_r2t_pdu()
513 struct nvmet_tcp_queue *queue = cmd->queue; in nvmet_setup_response_pdu() local
514 u8 hdgst = nvmet_tcp_hdgst_len(cmd->queue); in nvmet_setup_response_pdu()
524 if (cmd->queue->hdr_digest) { in nvmet_setup_response_pdu()
526 nvmet_tcp_hdgst(queue->snd_hash, pdu, sizeof(*pdu)); in nvmet_setup_response_pdu()
530 static void nvmet_tcp_process_resp_list(struct nvmet_tcp_queue *queue) in nvmet_tcp_process_resp_list() argument
535 for (node = llist_del_all(&queue->resp_list); node; node = node->next) { in nvmet_tcp_process_resp_list()
537 list_add(&cmd->entry, &queue->resp_send_list); in nvmet_tcp_process_resp_list()
538 queue->send_list_len++; in nvmet_tcp_process_resp_list()
542 static struct nvmet_tcp_cmd *nvmet_tcp_fetch_cmd(struct nvmet_tcp_queue *queue) in nvmet_tcp_fetch_cmd() argument
544 queue->snd_cmd = list_first_entry_or_null(&queue->resp_send_list, in nvmet_tcp_fetch_cmd()
546 if (!queue->snd_cmd) { in nvmet_tcp_fetch_cmd()
547 nvmet_tcp_process_resp_list(queue); in nvmet_tcp_fetch_cmd()
548 queue->snd_cmd = in nvmet_tcp_fetch_cmd()
549 list_first_entry_or_null(&queue->resp_send_list, in nvmet_tcp_fetch_cmd()
551 if (unlikely(!queue->snd_cmd)) in nvmet_tcp_fetch_cmd()
555 list_del_init(&queue->snd_cmd->entry); in nvmet_tcp_fetch_cmd()
556 queue->send_list_len--; in nvmet_tcp_fetch_cmd()
558 if (nvmet_tcp_need_data_out(queue->snd_cmd)) in nvmet_tcp_fetch_cmd()
559 nvmet_setup_c2h_data_pdu(queue->snd_cmd); in nvmet_tcp_fetch_cmd()
560 else if (nvmet_tcp_need_data_in(queue->snd_cmd)) in nvmet_tcp_fetch_cmd()
561 nvmet_setup_r2t_pdu(queue->snd_cmd); in nvmet_tcp_fetch_cmd()
563 nvmet_setup_response_pdu(queue->snd_cmd); in nvmet_tcp_fetch_cmd()
565 return queue->snd_cmd; in nvmet_tcp_fetch_cmd()
572 struct nvmet_tcp_queue *queue = cmd->queue; in nvmet_tcp_queue_response() local
576 if (unlikely(cmd == queue->cmd)) { in nvmet_tcp_queue_response()
585 if (queue->rcv_state == NVMET_TCP_RECV_PDU && in nvmet_tcp_queue_response()
591 llist_add(&cmd->lentry, &queue->resp_list); in nvmet_tcp_queue_response()
592 queue_work_on(queue_cpu(queue), nvmet_tcp_wq, &cmd->queue->io_work); in nvmet_tcp_queue_response()
609 u8 hdgst = nvmet_tcp_hdgst_len(cmd->queue); in nvmet_try_send_data_pdu()
615 ret = sock_sendmsg(cmd->queue->sock, &msg); in nvmet_try_send_data_pdu()
632 struct nvmet_tcp_queue *queue = cmd->queue; in nvmet_try_send_data() local
643 if ((!last_in_batch && cmd->queue->send_list_len) || in nvmet_try_send_data()
645 queue->data_digest || !queue->nvme_sq.sqhd_disabled) in nvmet_try_send_data()
650 ret = sock_sendmsg(cmd->queue->sock, &msg); in nvmet_try_send_data()
664 if (queue->data_digest) { in nvmet_try_send_data()
668 if (queue->nvme_sq.sqhd_disabled) { in nvmet_try_send_data()
669 cmd->queue->snd_cmd = NULL; in nvmet_try_send_data()
676 if (queue->nvme_sq.sqhd_disabled) in nvmet_try_send_data()
688 u8 hdgst = nvmet_tcp_hdgst_len(cmd->queue); in nvmet_try_send_response()
692 if (!last_in_batch && cmd->queue->send_list_len) in nvmet_try_send_response()
699 ret = sock_sendmsg(cmd->queue->sock, &msg); in nvmet_try_send_response()
709 cmd->queue->snd_cmd = NULL; in nvmet_try_send_response()
718 u8 hdgst = nvmet_tcp_hdgst_len(cmd->queue); in nvmet_try_send_r2t()
722 if (!last_in_batch && cmd->queue->send_list_len) in nvmet_try_send_r2t()
729 ret = sock_sendmsg(cmd->queue->sock, &msg); in nvmet_try_send_r2t()
738 cmd->queue->snd_cmd = NULL; in nvmet_try_send_r2t()
744 struct nvmet_tcp_queue *queue = cmd->queue; in nvmet_try_send_ddgst() local
753 if (!last_in_batch && cmd->queue->send_list_len) in nvmet_try_send_ddgst()
758 ret = kernel_sendmsg(queue->sock, &msg, &iov, 1, iov.iov_len); in nvmet_try_send_ddgst()
768 if (queue->nvme_sq.sqhd_disabled) { in nvmet_try_send_ddgst()
769 cmd->queue->snd_cmd = NULL; in nvmet_try_send_ddgst()
777 static int nvmet_tcp_try_send_one(struct nvmet_tcp_queue *queue, in nvmet_tcp_try_send_one() argument
780 struct nvmet_tcp_cmd *cmd = queue->snd_cmd; in nvmet_tcp_try_send_one()
783 if (!cmd || queue->state == NVMET_TCP_Q_DISCONNECTING) { in nvmet_tcp_try_send_one()
784 cmd = nvmet_tcp_fetch_cmd(queue); in nvmet_tcp_try_send_one()
826 static int nvmet_tcp_try_send(struct nvmet_tcp_queue *queue, in nvmet_tcp_try_send() argument
832 ret = nvmet_tcp_try_send_one(queue, i == budget - 1); in nvmet_tcp_try_send()
834 nvmet_tcp_socket_error(queue, ret); in nvmet_tcp_try_send()
845 static void nvmet_prepare_receive_pdu(struct nvmet_tcp_queue *queue) in nvmet_prepare_receive_pdu() argument
847 queue->offset = 0; in nvmet_prepare_receive_pdu()
848 queue->left = sizeof(struct nvme_tcp_hdr); in nvmet_prepare_receive_pdu()
849 queue->cmd = NULL; in nvmet_prepare_receive_pdu()
850 queue->rcv_state = NVMET_TCP_RECV_PDU; in nvmet_prepare_receive_pdu()
853 static void nvmet_tcp_free_crypto(struct nvmet_tcp_queue *queue) in nvmet_tcp_free_crypto() argument
855 struct crypto_ahash *tfm = crypto_ahash_reqtfm(queue->rcv_hash); in nvmet_tcp_free_crypto()
857 ahash_request_free(queue->rcv_hash); in nvmet_tcp_free_crypto()
858 ahash_request_free(queue->snd_hash); in nvmet_tcp_free_crypto()
862 static int nvmet_tcp_alloc_crypto(struct nvmet_tcp_queue *queue) in nvmet_tcp_alloc_crypto() argument
870 queue->snd_hash = ahash_request_alloc(tfm, GFP_KERNEL); in nvmet_tcp_alloc_crypto()
871 if (!queue->snd_hash) in nvmet_tcp_alloc_crypto()
873 ahash_request_set_callback(queue->snd_hash, 0, NULL, NULL); in nvmet_tcp_alloc_crypto()
875 queue->rcv_hash = ahash_request_alloc(tfm, GFP_KERNEL); in nvmet_tcp_alloc_crypto()
876 if (!queue->rcv_hash) in nvmet_tcp_alloc_crypto()
878 ahash_request_set_callback(queue->rcv_hash, 0, NULL, NULL); in nvmet_tcp_alloc_crypto()
882 ahash_request_free(queue->snd_hash); in nvmet_tcp_alloc_crypto()
889 static int nvmet_tcp_handle_icreq(struct nvmet_tcp_queue *queue) in nvmet_tcp_handle_icreq() argument
891 struct nvme_tcp_icreq_pdu *icreq = &queue->pdu.icreq; in nvmet_tcp_handle_icreq()
892 struct nvme_tcp_icresp_pdu *icresp = &queue->pdu.icresp; in nvmet_tcp_handle_icreq()
900 nvmet_tcp_fatal_error(queue); in nvmet_tcp_handle_icreq()
904 pr_err("queue %d: bad pfv %d\n", queue->idx, icreq->pfv); in nvmet_tcp_handle_icreq()
909 pr_err("queue %d: unsupported hpda %d\n", queue->idx, in nvmet_tcp_handle_icreq()
914 queue->hdr_digest = !!(icreq->digest & NVME_TCP_HDR_DIGEST_ENABLE); in nvmet_tcp_handle_icreq()
915 queue->data_digest = !!(icreq->digest & NVME_TCP_DATA_DIGEST_ENABLE); in nvmet_tcp_handle_icreq()
916 if (queue->hdr_digest || queue->data_digest) { in nvmet_tcp_handle_icreq()
917 ret = nvmet_tcp_alloc_crypto(queue); in nvmet_tcp_handle_icreq()
930 if (queue->hdr_digest) in nvmet_tcp_handle_icreq()
932 if (queue->data_digest) in nvmet_tcp_handle_icreq()
937 ret = kernel_sendmsg(queue->sock, &msg, &iov, 1, iov.iov_len); in nvmet_tcp_handle_icreq()
939 queue->state = NVMET_TCP_Q_FAILED; in nvmet_tcp_handle_icreq()
940 return ret; /* queue removal will cleanup */ in nvmet_tcp_handle_icreq()
943 queue->state = NVMET_TCP_Q_LIVE; in nvmet_tcp_handle_icreq()
944 nvmet_prepare_receive_pdu(queue); in nvmet_tcp_handle_icreq()
948 static void nvmet_tcp_handle_req_failure(struct nvmet_tcp_queue *queue, in nvmet_tcp_handle_req_failure() argument
963 nvmet_prepare_receive_pdu(queue); in nvmet_tcp_handle_req_failure()
969 pr_err("queue %d: failed to map data\n", queue->idx); in nvmet_tcp_handle_req_failure()
970 nvmet_tcp_fatal_error(queue); in nvmet_tcp_handle_req_failure()
974 queue->rcv_state = NVMET_TCP_RECV_DATA; in nvmet_tcp_handle_req_failure()
979 static int nvmet_tcp_handle_h2c_data_pdu(struct nvmet_tcp_queue *queue) in nvmet_tcp_handle_h2c_data_pdu() argument
981 struct nvme_tcp_data_pdu *data = &queue->pdu.data; in nvmet_tcp_handle_h2c_data_pdu()
985 if (likely(queue->nr_cmds)) { in nvmet_tcp_handle_h2c_data_pdu()
986 if (unlikely(data->ttag >= queue->nr_cmds)) { in nvmet_tcp_handle_h2c_data_pdu()
987 pr_err("queue %d: received out of bound ttag %u, nr_cmds %u\n", in nvmet_tcp_handle_h2c_data_pdu()
988 queue->idx, data->ttag, queue->nr_cmds); in nvmet_tcp_handle_h2c_data_pdu()
991 cmd = &queue->cmds[data->ttag]; in nvmet_tcp_handle_h2c_data_pdu()
993 cmd = &queue->connect; in nvmet_tcp_handle_h2c_data_pdu()
1004 nvmet_tcp_hdgst_len(queue) - in nvmet_tcp_handle_h2c_data_pdu()
1005 nvmet_tcp_ddgst_len(queue) - in nvmet_tcp_handle_h2c_data_pdu()
1017 queue->cmd = cmd; in nvmet_tcp_handle_h2c_data_pdu()
1018 queue->rcv_state = NVMET_TCP_RECV_DATA; in nvmet_tcp_handle_h2c_data_pdu()
1024 nvmet_tcp_fatal_error(queue); in nvmet_tcp_handle_h2c_data_pdu()
1028 static int nvmet_tcp_done_recv_pdu(struct nvmet_tcp_queue *queue) in nvmet_tcp_done_recv_pdu() argument
1030 struct nvme_tcp_hdr *hdr = &queue->pdu.cmd.hdr; in nvmet_tcp_done_recv_pdu()
1031 struct nvme_command *nvme_cmd = &queue->pdu.cmd.cmd; in nvmet_tcp_done_recv_pdu()
1035 if (unlikely(queue->state == NVMET_TCP_Q_CONNECTING)) { in nvmet_tcp_done_recv_pdu()
1039 nvmet_tcp_fatal_error(queue); in nvmet_tcp_done_recv_pdu()
1042 return nvmet_tcp_handle_icreq(queue); in nvmet_tcp_done_recv_pdu()
1046 pr_err("queue %d: received icreq pdu in state %d\n", in nvmet_tcp_done_recv_pdu()
1047 queue->idx, queue->state); in nvmet_tcp_done_recv_pdu()
1048 nvmet_tcp_fatal_error(queue); in nvmet_tcp_done_recv_pdu()
1053 ret = nvmet_tcp_handle_h2c_data_pdu(queue); in nvmet_tcp_done_recv_pdu()
1059 queue->cmd = nvmet_tcp_get_cmd(queue); in nvmet_tcp_done_recv_pdu()
1060 if (unlikely(!queue->cmd)) { in nvmet_tcp_done_recv_pdu()
1062 pr_err("queue %d: out of commands (%d) send_list_len: %d, opcode: %d", in nvmet_tcp_done_recv_pdu()
1063 queue->idx, queue->nr_cmds, queue->send_list_len, in nvmet_tcp_done_recv_pdu()
1065 nvmet_tcp_fatal_error(queue); in nvmet_tcp_done_recv_pdu()
1069 req = &queue->cmd->req; in nvmet_tcp_done_recv_pdu()
1072 if (unlikely(!nvmet_req_init(req, &queue->nvme_cq, in nvmet_tcp_done_recv_pdu()
1073 &queue->nvme_sq, &nvmet_tcp_ops))) { in nvmet_tcp_done_recv_pdu()
1079 nvmet_tcp_handle_req_failure(queue, queue->cmd, req); in nvmet_tcp_done_recv_pdu()
1083 ret = nvmet_tcp_map_data(queue->cmd); in nvmet_tcp_done_recv_pdu()
1085 pr_err("queue %d: failed to map data\n", queue->idx); in nvmet_tcp_done_recv_pdu()
1086 if (nvmet_tcp_has_inline_data(queue->cmd)) in nvmet_tcp_done_recv_pdu()
1087 nvmet_tcp_fatal_error(queue); in nvmet_tcp_done_recv_pdu()
1094 if (nvmet_tcp_need_data_in(queue->cmd)) { in nvmet_tcp_done_recv_pdu()
1095 if (nvmet_tcp_has_inline_data(queue->cmd)) { in nvmet_tcp_done_recv_pdu()
1096 queue->rcv_state = NVMET_TCP_RECV_DATA; in nvmet_tcp_done_recv_pdu()
1097 nvmet_tcp_build_pdu_iovec(queue->cmd); in nvmet_tcp_done_recv_pdu()
1101 nvmet_tcp_queue_response(&queue->cmd->req); in nvmet_tcp_done_recv_pdu()
1105 queue->cmd->req.execute(&queue->cmd->req); in nvmet_tcp_done_recv_pdu()
1107 nvmet_prepare_receive_pdu(queue); in nvmet_tcp_done_recv_pdu()
1139 static int nvmet_tcp_tls_record_ok(struct nvmet_tcp_queue *queue, in nvmet_tcp_tls_record_ok() argument
1146 ctype = tls_get_record_type(queue->sock->sk, cmsg); in nvmet_tcp_tls_record_ok()
1153 tls_alert_recv(queue->sock->sk, msg, &level, &description); in nvmet_tcp_tls_record_ok()
1155 pr_err("queue %d: TLS Alert desc %u\n", in nvmet_tcp_tls_record_ok()
1156 queue->idx, description); in nvmet_tcp_tls_record_ok()
1159 pr_warn("queue %d: TLS Alert desc %u\n", in nvmet_tcp_tls_record_ok()
1160 queue->idx, description); in nvmet_tcp_tls_record_ok()
1166 pr_err("queue %d: TLS record %d unhandled\n", in nvmet_tcp_tls_record_ok()
1167 queue->idx, ctype); in nvmet_tcp_tls_record_ok()
1174 static int nvmet_tcp_try_recv_pdu(struct nvmet_tcp_queue *queue) in nvmet_tcp_try_recv_pdu() argument
1176 struct nvme_tcp_hdr *hdr = &queue->pdu.cmd.hdr; in nvmet_tcp_try_recv_pdu()
1183 iov.iov_base = (void *)&queue->pdu + queue->offset; in nvmet_tcp_try_recv_pdu()
1184 iov.iov_len = queue->left; in nvmet_tcp_try_recv_pdu()
1185 if (queue->tls_pskid) { in nvmet_tcp_try_recv_pdu()
1189 len = kernel_recvmsg(queue->sock, &msg, &iov, 1, in nvmet_tcp_try_recv_pdu()
1193 if (queue->tls_pskid) { in nvmet_tcp_try_recv_pdu()
1194 ret = nvmet_tcp_tls_record_ok(queue, &msg, cbuf); in nvmet_tcp_try_recv_pdu()
1199 queue->offset += len; in nvmet_tcp_try_recv_pdu()
1200 queue->left -= len; in nvmet_tcp_try_recv_pdu()
1201 if (queue->left) in nvmet_tcp_try_recv_pdu()
1204 if (queue->offset == sizeof(struct nvme_tcp_hdr)) { in nvmet_tcp_try_recv_pdu()
1205 u8 hdgst = nvmet_tcp_hdgst_len(queue); in nvmet_tcp_try_recv_pdu()
1209 nvmet_tcp_fatal_error(queue); in nvmet_tcp_try_recv_pdu()
1218 queue->left = hdr->hlen - queue->offset + hdgst; in nvmet_tcp_try_recv_pdu()
1222 if (queue->hdr_digest && in nvmet_tcp_try_recv_pdu()
1223 nvmet_tcp_verify_hdgst(queue, &queue->pdu, hdr->hlen)) { in nvmet_tcp_try_recv_pdu()
1224 nvmet_tcp_fatal_error(queue); /* fatal */ in nvmet_tcp_try_recv_pdu()
1228 if (queue->data_digest && in nvmet_tcp_try_recv_pdu()
1229 nvmet_tcp_check_ddgst(queue, &queue->pdu)) { in nvmet_tcp_try_recv_pdu()
1230 nvmet_tcp_fatal_error(queue); /* fatal */ in nvmet_tcp_try_recv_pdu()
1234 return nvmet_tcp_done_recv_pdu(queue); in nvmet_tcp_try_recv_pdu()
1239 struct nvmet_tcp_queue *queue = cmd->queue; in nvmet_tcp_prep_recv_ddgst() local
1241 nvmet_tcp_calc_ddgst(queue->rcv_hash, cmd); in nvmet_tcp_prep_recv_ddgst()
1242 queue->offset = 0; in nvmet_tcp_prep_recv_ddgst()
1243 queue->left = NVME_TCP_DIGEST_LENGTH; in nvmet_tcp_prep_recv_ddgst()
1244 queue->rcv_state = NVMET_TCP_RECV_DDGST; in nvmet_tcp_prep_recv_ddgst()
1247 static int nvmet_tcp_try_recv_data(struct nvmet_tcp_queue *queue) in nvmet_tcp_try_recv_data() argument
1249 struct nvmet_tcp_cmd *cmd = queue->cmd; in nvmet_tcp_try_recv_data()
1253 len = sock_recvmsg(cmd->queue->sock, &cmd->recv_msg, in nvmet_tcp_try_recv_data()
1257 if (queue->tls_pskid) { in nvmet_tcp_try_recv_data()
1258 ret = nvmet_tcp_tls_record_ok(cmd->queue, in nvmet_tcp_try_recv_data()
1268 if (queue->data_digest) { in nvmet_tcp_try_recv_data()
1276 nvmet_prepare_receive_pdu(queue); in nvmet_tcp_try_recv_data()
1280 static int nvmet_tcp_try_recv_ddgst(struct nvmet_tcp_queue *queue) in nvmet_tcp_try_recv_ddgst() argument
1282 struct nvmet_tcp_cmd *cmd = queue->cmd; in nvmet_tcp_try_recv_ddgst()
1287 .iov_base = (void *)&cmd->recv_ddgst + queue->offset, in nvmet_tcp_try_recv_ddgst()
1288 .iov_len = queue->left in nvmet_tcp_try_recv_ddgst()
1291 if (queue->tls_pskid) { in nvmet_tcp_try_recv_ddgst()
1295 len = kernel_recvmsg(queue->sock, &msg, &iov, 1, in nvmet_tcp_try_recv_ddgst()
1299 if (queue->tls_pskid) { in nvmet_tcp_try_recv_ddgst()
1300 ret = nvmet_tcp_tls_record_ok(queue, &msg, cbuf); in nvmet_tcp_try_recv_ddgst()
1305 queue->offset += len; in nvmet_tcp_try_recv_ddgst()
1306 queue->left -= len; in nvmet_tcp_try_recv_ddgst()
1307 if (queue->left) in nvmet_tcp_try_recv_ddgst()
1310 if (queue->data_digest && cmd->exp_ddgst != cmd->recv_ddgst) { in nvmet_tcp_try_recv_ddgst()
1311 pr_err("queue %d: cmd %d pdu (%d) data digest error: recv %#x expected %#x\n", in nvmet_tcp_try_recv_ddgst()
1312 queue->idx, cmd->req.cmd->common.command_id, in nvmet_tcp_try_recv_ddgst()
1313 queue->pdu.cmd.hdr.type, le32_to_cpu(cmd->recv_ddgst), in nvmet_tcp_try_recv_ddgst()
1317 nvmet_tcp_fatal_error(queue); in nvmet_tcp_try_recv_ddgst()
1327 nvmet_prepare_receive_pdu(queue); in nvmet_tcp_try_recv_ddgst()
1331 static int nvmet_tcp_try_recv_one(struct nvmet_tcp_queue *queue) in nvmet_tcp_try_recv_one() argument
1335 if (unlikely(queue->rcv_state == NVMET_TCP_RECV_ERR)) in nvmet_tcp_try_recv_one()
1338 if (queue->rcv_state == NVMET_TCP_RECV_PDU) { in nvmet_tcp_try_recv_one()
1339 result = nvmet_tcp_try_recv_pdu(queue); in nvmet_tcp_try_recv_one()
1344 if (queue->rcv_state == NVMET_TCP_RECV_DATA) { in nvmet_tcp_try_recv_one()
1345 result = nvmet_tcp_try_recv_data(queue); in nvmet_tcp_try_recv_one()
1350 if (queue->rcv_state == NVMET_TCP_RECV_DDGST) { in nvmet_tcp_try_recv_one()
1351 result = nvmet_tcp_try_recv_ddgst(queue); in nvmet_tcp_try_recv_one()
1365 static int nvmet_tcp_try_recv(struct nvmet_tcp_queue *queue, in nvmet_tcp_try_recv() argument
1371 ret = nvmet_tcp_try_recv_one(queue); in nvmet_tcp_try_recv()
1373 nvmet_tcp_socket_error(queue, ret); in nvmet_tcp_try_recv()
1386 struct nvmet_tcp_queue *queue = in nvmet_tcp_release_queue() local
1389 WARN_ON(queue->state != NVMET_TCP_Q_DISCONNECTING); in nvmet_tcp_release_queue()
1390 queue_work(nvmet_wq, &queue->release_work); in nvmet_tcp_release_queue()
1393 static void nvmet_tcp_schedule_release_queue(struct nvmet_tcp_queue *queue) in nvmet_tcp_schedule_release_queue() argument
1395 spin_lock_bh(&queue->state_lock); in nvmet_tcp_schedule_release_queue()
1396 if (queue->state == NVMET_TCP_Q_TLS_HANDSHAKE) { in nvmet_tcp_schedule_release_queue()
1398 tls_handshake_cancel(queue->sock->sk); in nvmet_tcp_schedule_release_queue()
1400 if (queue->state != NVMET_TCP_Q_DISCONNECTING) { in nvmet_tcp_schedule_release_queue()
1401 queue->state = NVMET_TCP_Q_DISCONNECTING; in nvmet_tcp_schedule_release_queue()
1402 kref_put(&queue->kref, nvmet_tcp_release_queue); in nvmet_tcp_schedule_release_queue()
1404 spin_unlock_bh(&queue->state_lock); in nvmet_tcp_schedule_release_queue()
1407 static inline void nvmet_tcp_arm_queue_deadline(struct nvmet_tcp_queue *queue) in nvmet_tcp_arm_queue_deadline() argument
1409 queue->poll_end = jiffies + usecs_to_jiffies(idle_poll_period_usecs); in nvmet_tcp_arm_queue_deadline()
1412 static bool nvmet_tcp_check_queue_deadline(struct nvmet_tcp_queue *queue, in nvmet_tcp_check_queue_deadline() argument
1419 nvmet_tcp_arm_queue_deadline(queue); in nvmet_tcp_check_queue_deadline()
1421 return !time_after(jiffies, queue->poll_end); in nvmet_tcp_check_queue_deadline()
1426 struct nvmet_tcp_queue *queue = in nvmet_tcp_io_work() local
1434 ret = nvmet_tcp_try_recv(queue, NVMET_TCP_RECV_BUDGET, &ops); in nvmet_tcp_io_work()
1440 ret = nvmet_tcp_try_send(queue, NVMET_TCP_SEND_BUDGET, &ops); in nvmet_tcp_io_work()
1452 if (nvmet_tcp_check_queue_deadline(queue, ops) || pending) in nvmet_tcp_io_work()
1453 queue_work_on(queue_cpu(queue), nvmet_tcp_wq, &queue->io_work); in nvmet_tcp_io_work()
1456 static int nvmet_tcp_alloc_cmd(struct nvmet_tcp_queue *queue, in nvmet_tcp_alloc_cmd() argument
1459 u8 hdgst = nvmet_tcp_hdgst_len(queue); in nvmet_tcp_alloc_cmd()
1461 c->queue = queue; in nvmet_tcp_alloc_cmd()
1462 c->req.port = queue->port->nport; in nvmet_tcp_alloc_cmd()
1464 c->cmd_pdu = page_frag_alloc(&queue->pf_cache, in nvmet_tcp_alloc_cmd()
1470 c->rsp_pdu = page_frag_alloc(&queue->pf_cache, in nvmet_tcp_alloc_cmd()
1476 c->data_pdu = page_frag_alloc(&queue->pf_cache, in nvmet_tcp_alloc_cmd()
1481 c->r2t_pdu = page_frag_alloc(&queue->pf_cache, in nvmet_tcp_alloc_cmd()
1486 if (queue->state == NVMET_TCP_Q_TLS_HANDSHAKE) { in nvmet_tcp_alloc_cmd()
1492 list_add_tail(&c->entry, &queue->free_list); in nvmet_tcp_alloc_cmd()
1512 static int nvmet_tcp_alloc_cmds(struct nvmet_tcp_queue *queue) in nvmet_tcp_alloc_cmds() argument
1515 int i, ret = -EINVAL, nr_cmds = queue->nr_cmds; in nvmet_tcp_alloc_cmds()
1522 ret = nvmet_tcp_alloc_cmd(queue, cmds + i); in nvmet_tcp_alloc_cmds()
1527 queue->cmds = cmds; in nvmet_tcp_alloc_cmds()
1538 static void nvmet_tcp_free_cmds(struct nvmet_tcp_queue *queue) in nvmet_tcp_free_cmds() argument
1540 struct nvmet_tcp_cmd *cmds = queue->cmds; in nvmet_tcp_free_cmds()
1543 for (i = 0; i < queue->nr_cmds; i++) in nvmet_tcp_free_cmds()
1546 nvmet_tcp_free_cmd(&queue->connect); in nvmet_tcp_free_cmds()
1550 static void nvmet_tcp_restore_socket_callbacks(struct nvmet_tcp_queue *queue) in nvmet_tcp_restore_socket_callbacks() argument
1552 struct socket *sock = queue->sock; in nvmet_tcp_restore_socket_callbacks()
1555 sock->sk->sk_data_ready = queue->data_ready; in nvmet_tcp_restore_socket_callbacks()
1556 sock->sk->sk_state_change = queue->state_change; in nvmet_tcp_restore_socket_callbacks()
1557 sock->sk->sk_write_space = queue->write_space; in nvmet_tcp_restore_socket_callbacks()
1562 static void nvmet_tcp_uninit_data_in_cmds(struct nvmet_tcp_queue *queue) in nvmet_tcp_uninit_data_in_cmds() argument
1564 struct nvmet_tcp_cmd *cmd = queue->cmds; in nvmet_tcp_uninit_data_in_cmds()
1567 for (i = 0; i < queue->nr_cmds; i++, cmd++) { in nvmet_tcp_uninit_data_in_cmds()
1572 if (!queue->nr_cmds && nvmet_tcp_need_data_in(&queue->connect)) { in nvmet_tcp_uninit_data_in_cmds()
1574 nvmet_req_uninit(&queue->connect.req); in nvmet_tcp_uninit_data_in_cmds()
1578 static void nvmet_tcp_free_cmd_data_in_buffers(struct nvmet_tcp_queue *queue) in nvmet_tcp_free_cmd_data_in_buffers() argument
1580 struct nvmet_tcp_cmd *cmd = queue->cmds; in nvmet_tcp_free_cmd_data_in_buffers()
1583 for (i = 0; i < queue->nr_cmds; i++, cmd++) { in nvmet_tcp_free_cmd_data_in_buffers()
1588 if (!queue->nr_cmds && nvmet_tcp_need_data_in(&queue->connect)) in nvmet_tcp_free_cmd_data_in_buffers()
1589 nvmet_tcp_free_cmd_buffers(&queue->connect); in nvmet_tcp_free_cmd_data_in_buffers()
1595 struct nvmet_tcp_queue *queue = in nvmet_tcp_release_queue_work() local
1599 list_del_init(&queue->queue_list); in nvmet_tcp_release_queue_work()
1602 nvmet_tcp_restore_socket_callbacks(queue); in nvmet_tcp_release_queue_work()
1603 cancel_delayed_work_sync(&queue->tls_handshake_tmo_work); in nvmet_tcp_release_queue_work()
1604 cancel_work_sync(&queue->io_work); in nvmet_tcp_release_queue_work()
1606 queue->rcv_state = NVMET_TCP_RECV_ERR; in nvmet_tcp_release_queue_work()
1608 nvmet_tcp_uninit_data_in_cmds(queue); in nvmet_tcp_release_queue_work()
1609 nvmet_sq_destroy(&queue->nvme_sq); in nvmet_tcp_release_queue_work()
1610 cancel_work_sync(&queue->io_work); in nvmet_tcp_release_queue_work()
1611 nvmet_tcp_free_cmd_data_in_buffers(queue); in nvmet_tcp_release_queue_work()
1613 fput(queue->sock->file); in nvmet_tcp_release_queue_work()
1614 nvmet_tcp_free_cmds(queue); in nvmet_tcp_release_queue_work()
1615 if (queue->hdr_digest || queue->data_digest) in nvmet_tcp_release_queue_work()
1616 nvmet_tcp_free_crypto(queue); in nvmet_tcp_release_queue_work()
1617 ida_free(&nvmet_tcp_queue_ida, queue->idx); in nvmet_tcp_release_queue_work()
1618 page = virt_to_head_page(queue->pf_cache.va); in nvmet_tcp_release_queue_work()
1619 __page_frag_cache_drain(page, queue->pf_cache.pagecnt_bias); in nvmet_tcp_release_queue_work()
1620 kfree(queue); in nvmet_tcp_release_queue_work()
1625 struct nvmet_tcp_queue *queue; in nvmet_tcp_data_ready() local
1630 queue = sk->sk_user_data; in nvmet_tcp_data_ready()
1631 if (likely(queue)) { in nvmet_tcp_data_ready()
1632 if (queue->data_ready) in nvmet_tcp_data_ready()
1633 queue->data_ready(sk); in nvmet_tcp_data_ready()
1634 if (queue->state != NVMET_TCP_Q_TLS_HANDSHAKE) in nvmet_tcp_data_ready()
1635 queue_work_on(queue_cpu(queue), nvmet_tcp_wq, in nvmet_tcp_data_ready()
1636 &queue->io_work); in nvmet_tcp_data_ready()
1643 struct nvmet_tcp_queue *queue; in nvmet_tcp_write_space() local
1646 queue = sk->sk_user_data; in nvmet_tcp_write_space()
1647 if (unlikely(!queue)) in nvmet_tcp_write_space()
1650 if (unlikely(queue->state == NVMET_TCP_Q_CONNECTING)) { in nvmet_tcp_write_space()
1651 queue->write_space(sk); in nvmet_tcp_write_space()
1657 queue_work_on(queue_cpu(queue), nvmet_tcp_wq, &queue->io_work); in nvmet_tcp_write_space()
1665 struct nvmet_tcp_queue *queue; in nvmet_tcp_state_change() local
1668 queue = sk->sk_user_data; in nvmet_tcp_state_change()
1669 if (!queue) in nvmet_tcp_state_change()
1680 nvmet_tcp_schedule_release_queue(queue); in nvmet_tcp_state_change()
1683 pr_warn("queue %d unhandled state %d\n", in nvmet_tcp_state_change()
1684 queue->idx, sk->sk_state); in nvmet_tcp_state_change()
1690 static int nvmet_tcp_set_queue_sock(struct nvmet_tcp_queue *queue) in nvmet_tcp_set_queue_sock() argument
1692 struct socket *sock = queue->sock; in nvmet_tcp_set_queue_sock()
1697 (struct sockaddr *)&queue->sockaddr); in nvmet_tcp_set_queue_sock()
1702 (struct sockaddr *)&queue->sockaddr_peer); in nvmet_tcp_set_queue_sock()
1707 * Cleanup whatever is sitting in the TCP transmit queue on socket in nvmet_tcp_set_queue_sock()
1729 sock->sk->sk_user_data = queue; in nvmet_tcp_set_queue_sock()
1730 queue->data_ready = sock->sk->sk_data_ready; in nvmet_tcp_set_queue_sock()
1732 queue->state_change = sock->sk->sk_state_change; in nvmet_tcp_set_queue_sock()
1734 queue->write_space = sock->sk->sk_write_space; in nvmet_tcp_set_queue_sock()
1737 nvmet_tcp_arm_queue_deadline(queue); in nvmet_tcp_set_queue_sock()
1738 queue_work_on(queue_cpu(queue), nvmet_tcp_wq, &queue->io_work); in nvmet_tcp_set_queue_sock()
1746 static int nvmet_tcp_try_peek_pdu(struct nvmet_tcp_queue *queue) in nvmet_tcp_try_peek_pdu() argument
1748 struct nvme_tcp_hdr *hdr = &queue->pdu.cmd.hdr; in nvmet_tcp_try_peek_pdu()
1751 .iov_base = (u8 *)&queue->pdu + queue->offset, in nvmet_tcp_try_peek_pdu()
1761 if (nvmet_port_secure_channel_required(queue->port->nport)) in nvmet_tcp_try_peek_pdu()
1764 len = kernel_recvmsg(queue->sock, &msg, &iov, 1, in nvmet_tcp_try_peek_pdu()
1767 pr_debug("queue %d: peek error %d\n", in nvmet_tcp_try_peek_pdu()
1768 queue->idx, len); in nvmet_tcp_try_peek_pdu()
1772 ret = nvmet_tcp_tls_record_ok(queue, &msg, cbuf); in nvmet_tcp_try_peek_pdu()
1777 pr_debug("queue %d: short read, %d bytes missing\n", in nvmet_tcp_try_peek_pdu()
1778 queue->idx, (int)iov.iov_len - len); in nvmet_tcp_try_peek_pdu()
1781 pr_debug("queue %d: hdr type %d hlen %d plen %d size %d\n", in nvmet_tcp_try_peek_pdu()
1782 queue->idx, hdr->type, hdr->hlen, hdr->plen, in nvmet_tcp_try_peek_pdu()
1787 pr_debug("queue %d: icreq detected\n", in nvmet_tcp_try_peek_pdu()
1788 queue->idx); in nvmet_tcp_try_peek_pdu()
1797 struct nvmet_tcp_queue *queue = data; in nvmet_tcp_tls_handshake_done() local
1799 pr_debug("queue %d: TLS handshake done, key %x, status %d\n", in nvmet_tcp_tls_handshake_done()
1800 queue->idx, peerid, status); in nvmet_tcp_tls_handshake_done()
1801 spin_lock_bh(&queue->state_lock); in nvmet_tcp_tls_handshake_done()
1802 if (WARN_ON(queue->state != NVMET_TCP_Q_TLS_HANDSHAKE)) { in nvmet_tcp_tls_handshake_done()
1803 spin_unlock_bh(&queue->state_lock); in nvmet_tcp_tls_handshake_done()
1807 queue->tls_pskid = peerid; in nvmet_tcp_tls_handshake_done()
1808 queue->state = NVMET_TCP_Q_CONNECTING; in nvmet_tcp_tls_handshake_done()
1810 queue->state = NVMET_TCP_Q_FAILED; in nvmet_tcp_tls_handshake_done()
1811 spin_unlock_bh(&queue->state_lock); in nvmet_tcp_tls_handshake_done()
1813 cancel_delayed_work_sync(&queue->tls_handshake_tmo_work); in nvmet_tcp_tls_handshake_done()
1815 nvmet_tcp_schedule_release_queue(queue); in nvmet_tcp_tls_handshake_done()
1817 nvmet_tcp_set_queue_sock(queue); in nvmet_tcp_tls_handshake_done()
1818 kref_put(&queue->kref, nvmet_tcp_release_queue); in nvmet_tcp_tls_handshake_done()
1823 struct nvmet_tcp_queue *queue = container_of(to_delayed_work(w), in nvmet_tcp_tls_handshake_timeout() local
1826 pr_warn("queue %d: TLS handshake timeout\n", queue->idx); in nvmet_tcp_tls_handshake_timeout()
1830 if (!tls_handshake_cancel(queue->sock->sk)) in nvmet_tcp_tls_handshake_timeout()
1832 spin_lock_bh(&queue->state_lock); in nvmet_tcp_tls_handshake_timeout()
1833 if (WARN_ON(queue->state != NVMET_TCP_Q_TLS_HANDSHAKE)) { in nvmet_tcp_tls_handshake_timeout()
1834 spin_unlock_bh(&queue->state_lock); in nvmet_tcp_tls_handshake_timeout()
1837 queue->state = NVMET_TCP_Q_FAILED; in nvmet_tcp_tls_handshake_timeout()
1838 spin_unlock_bh(&queue->state_lock); in nvmet_tcp_tls_handshake_timeout()
1839 nvmet_tcp_schedule_release_queue(queue); in nvmet_tcp_tls_handshake_timeout()
1840 kref_put(&queue->kref, nvmet_tcp_release_queue); in nvmet_tcp_tls_handshake_timeout()
1843 static int nvmet_tcp_tls_handshake(struct nvmet_tcp_queue *queue) in nvmet_tcp_tls_handshake() argument
1848 if (queue->state != NVMET_TCP_Q_TLS_HANDSHAKE) { in nvmet_tcp_tls_handshake()
1849 pr_warn("cannot start TLS in state %d\n", queue->state); in nvmet_tcp_tls_handshake()
1853 kref_get(&queue->kref); in nvmet_tcp_tls_handshake()
1854 pr_debug("queue %d: TLS ServerHello\n", queue->idx); in nvmet_tcp_tls_handshake()
1856 args.ta_sock = queue->sock; in nvmet_tcp_tls_handshake()
1858 args.ta_data = queue; in nvmet_tcp_tls_handshake()
1859 args.ta_keyring = key_serial(queue->port->nport->keyring); in nvmet_tcp_tls_handshake()
1864 kref_put(&queue->kref, nvmet_tcp_release_queue); in nvmet_tcp_tls_handshake()
1867 queue_delayed_work(nvmet_wq, &queue->tls_handshake_tmo_work, in nvmet_tcp_tls_handshake()
1879 struct nvmet_tcp_queue *queue; in nvmet_tcp_alloc_queue() local
1883 queue = kzalloc(sizeof(*queue), GFP_KERNEL); in nvmet_tcp_alloc_queue()
1884 if (!queue) { in nvmet_tcp_alloc_queue()
1889 INIT_WORK(&queue->release_work, nvmet_tcp_release_queue_work); in nvmet_tcp_alloc_queue()
1890 INIT_WORK(&queue->io_work, nvmet_tcp_io_work); in nvmet_tcp_alloc_queue()
1891 kref_init(&queue->kref); in nvmet_tcp_alloc_queue()
1892 queue->sock = newsock; in nvmet_tcp_alloc_queue()
1893 queue->port = port; in nvmet_tcp_alloc_queue()
1894 queue->nr_cmds = 0; in nvmet_tcp_alloc_queue()
1895 spin_lock_init(&queue->state_lock); in nvmet_tcp_alloc_queue()
1896 if (queue->port->nport->disc_addr.tsas.tcp.sectype == in nvmet_tcp_alloc_queue()
1898 queue->state = NVMET_TCP_Q_TLS_HANDSHAKE; in nvmet_tcp_alloc_queue()
1900 queue->state = NVMET_TCP_Q_CONNECTING; in nvmet_tcp_alloc_queue()
1901 INIT_LIST_HEAD(&queue->free_list); in nvmet_tcp_alloc_queue()
1902 init_llist_head(&queue->resp_list); in nvmet_tcp_alloc_queue()
1903 INIT_LIST_HEAD(&queue->resp_send_list); in nvmet_tcp_alloc_queue()
1905 sock_file = sock_alloc_file(queue->sock, O_CLOEXEC, NULL); in nvmet_tcp_alloc_queue()
1911 queue->idx = ida_alloc(&nvmet_tcp_queue_ida, GFP_KERNEL); in nvmet_tcp_alloc_queue()
1912 if (queue->idx < 0) { in nvmet_tcp_alloc_queue()
1913 ret = queue->idx; in nvmet_tcp_alloc_queue()
1917 ret = nvmet_tcp_alloc_cmd(queue, &queue->connect); in nvmet_tcp_alloc_queue()
1921 ret = nvmet_sq_init(&queue->nvme_sq); in nvmet_tcp_alloc_queue()
1925 nvmet_prepare_receive_pdu(queue); in nvmet_tcp_alloc_queue()
1928 list_add_tail(&queue->queue_list, &nvmet_tcp_queue_list); in nvmet_tcp_alloc_queue()
1931 INIT_DELAYED_WORK(&queue->tls_handshake_tmo_work, in nvmet_tcp_alloc_queue()
1934 if (queue->state == NVMET_TCP_Q_TLS_HANDSHAKE) { in nvmet_tcp_alloc_queue()
1935 struct sock *sk = queue->sock->sk; in nvmet_tcp_alloc_queue()
1942 if (!nvmet_tcp_try_peek_pdu(queue)) { in nvmet_tcp_alloc_queue()
1943 if (!nvmet_tcp_tls_handshake(queue)) in nvmet_tcp_alloc_queue()
1949 queue->state = NVMET_TCP_Q_CONNECTING; in nvmet_tcp_alloc_queue()
1953 ret = nvmet_tcp_set_queue_sock(queue); in nvmet_tcp_alloc_queue()
1960 list_del_init(&queue->queue_list); in nvmet_tcp_alloc_queue()
1962 nvmet_sq_destroy(&queue->nvme_sq); in nvmet_tcp_alloc_queue()
1964 nvmet_tcp_free_cmd(&queue->connect); in nvmet_tcp_alloc_queue()
1966 ida_free(&nvmet_tcp_queue_ida, queue->idx); in nvmet_tcp_alloc_queue()
1968 fput(queue->sock->file); in nvmet_tcp_alloc_queue()
1970 kfree(queue); in nvmet_tcp_alloc_queue()
1972 pr_err("failed to allocate queue, error %d\n", ret); in nvmet_tcp_alloc_queue()
2092 struct nvmet_tcp_queue *queue; in nvmet_tcp_destroy_port_queues() local
2095 list_for_each_entry(queue, &nvmet_tcp_queue_list, queue_list) in nvmet_tcp_destroy_port_queues()
2096 if (queue->port == port) in nvmet_tcp_destroy_port_queues()
2097 kernel_sock_shutdown(queue->sock, SHUT_RDWR); in nvmet_tcp_destroy_port_queues()
2122 struct nvmet_tcp_queue *queue; in nvmet_tcp_delete_ctrl() local
2125 list_for_each_entry(queue, &nvmet_tcp_queue_list, queue_list) in nvmet_tcp_delete_ctrl()
2126 if (queue->nvme_sq.ctrl == ctrl) in nvmet_tcp_delete_ctrl()
2127 kernel_sock_shutdown(queue->sock, SHUT_RDWR); in nvmet_tcp_delete_ctrl()
2133 struct nvmet_tcp_queue *queue = in nvmet_tcp_install_queue() local
2152 queue->nr_cmds = sq->size * 2; in nvmet_tcp_install_queue()
2153 if (nvmet_tcp_alloc_cmds(queue)) in nvmet_tcp_install_queue()
2166 struct nvmet_tcp_queue *queue = cmd->queue; in nvmet_tcp_disc_port_addr() local
2168 sprintf(traddr, "%pISc", (struct sockaddr *)&queue->sockaddr); in nvmet_tcp_disc_port_addr()
2207 struct nvmet_tcp_queue *queue; in nvmet_tcp_exit() local
2213 list_for_each_entry(queue, &nvmet_tcp_queue_list, queue_list) in nvmet_tcp_exit()
2214 kernel_sock_shutdown(queue->sock, SHUT_RDWR); in nvmet_tcp_exit()