47 	struct nvmet_rdma_queue	*queue;  member
62 	struct nvmet_rdma_queue	*queue;  member
144 MODULE_PARM_DESC(use_srq, "Use shared receive queue.");
154 MODULE_PARM_DESC(srq_size, "set Shared Receive Queue (SRQ) size, should >= 256 (default: 1024)");
169 static void nvmet_rdma_queue_disconnect(struct nvmet_rdma_queue *queue);
209 nvmet_rdma_get_rsp(struct nvmet_rdma_queue *queue)  in nvmet_rdma_get_rsp()  argument
214 	spin_lock_irqsave(&queue->rsps_lock, flags);  in nvmet_rdma_get_rsp()
215 	rsp = list_first_entry_or_null(&queue->free_rsps,  in nvmet_rdma_get_rsp()
219 	spin_unlock_irqrestore(&queue->rsps_lock, flags);  in nvmet_rdma_get_rsp()
227 		ret = nvmet_rdma_alloc_rsp(queue->dev, rsp);  in nvmet_rdma_get_rsp()
245 		nvmet_rdma_free_rsp(rsp->queue->dev, rsp);  in nvmet_rdma_put_rsp()
250 	spin_lock_irqsave(&rsp->queue->rsps_lock, flags);  in nvmet_rdma_put_rsp()
251 	list_add_tail(&rsp->free_list, &rsp->queue->free_rsps);  in nvmet_rdma_put_rsp()
252 	spin_unlock_irqrestore(&rsp->queue->rsps_lock, flags);  in nvmet_rdma_put_rsp()
450 nvmet_rdma_alloc_rsps(struct nvmet_rdma_queue *queue)  in nvmet_rdma_alloc_rsps()  argument
452 	struct nvmet_rdma_device *ndev = queue->dev;  in nvmet_rdma_alloc_rsps()
453 	int nr_rsps = queue->recv_queue_size * 2;  in nvmet_rdma_alloc_rsps()
456 	queue->rsps = kcalloc(nr_rsps, sizeof(struct nvmet_rdma_rsp),  in nvmet_rdma_alloc_rsps()
458 	if (!queue->rsps)  in nvmet_rdma_alloc_rsps()
462 		struct nvmet_rdma_rsp *rsp = &queue->rsps[i];  in nvmet_rdma_alloc_rsps()
468 		list_add_tail(&rsp->free_list, &queue->free_rsps);  in nvmet_rdma_alloc_rsps()
475 		struct nvmet_rdma_rsp *rsp = &queue->rsps[i];  in nvmet_rdma_alloc_rsps()
480 	kfree(queue->rsps);  in nvmet_rdma_alloc_rsps()
485 static void nvmet_rdma_free_rsps(struct nvmet_rdma_queue *queue)  in nvmet_rdma_free_rsps()  argument
487 	struct nvmet_rdma_device *ndev = queue->dev;  in nvmet_rdma_free_rsps()
488 	int i, nr_rsps = queue->recv_queue_size * 2;  in nvmet_rdma_free_rsps()
491 		struct nvmet_rdma_rsp *rsp = &queue->rsps[i];  in nvmet_rdma_free_rsps()
496 	kfree(queue->rsps);  in nvmet_rdma_free_rsps()
511 		ret = ib_post_recv(cmd->queue->qp, &cmd->wr, NULL);  in nvmet_rdma_post_recv()
519 static void nvmet_rdma_process_wr_wait_list(struct nvmet_rdma_queue *queue)  in nvmet_rdma_process_wr_wait_list()  argument
521 	spin_lock(&queue->rsp_wr_wait_lock);  in nvmet_rdma_process_wr_wait_list()
522 	while (!list_empty(&queue->rsp_wr_wait_list)) {  in nvmet_rdma_process_wr_wait_list()
526 		rsp = list_entry(queue->rsp_wr_wait_list.next,  in nvmet_rdma_process_wr_wait_list()
530 		spin_unlock(&queue->rsp_wr_wait_lock);  in nvmet_rdma_process_wr_wait_list()
532 		spin_lock(&queue->rsp_wr_wait_lock);  in nvmet_rdma_process_wr_wait_list()
535 			list_add(&rsp->wait_list, &queue->rsp_wr_wait_list);  in nvmet_rdma_process_wr_wait_list()
539 	spin_unlock(&queue->rsp_wr_wait_lock);  in nvmet_rdma_process_wr_wait_list()
634 	struct rdma_cm_id *cm_id = rsp->queue->cm_id;  in nvmet_rdma_rw_ctx_init()
653 	struct rdma_cm_id *cm_id = rsp->queue->cm_id;  in nvmet_rdma_rw_ctx_destroy()
668 	struct nvmet_rdma_queue *queue = rsp->queue;  in nvmet_rdma_release_rsp()  local
670 	atomic_add(1 + rsp->n_rdma, &queue->sq_wr_avail);  in nvmet_rdma_release_rsp()
678 	if (unlikely(!list_empty_careful(&queue->rsp_wr_wait_list)))  in nvmet_rdma_release_rsp()
679 		nvmet_rdma_process_wr_wait_list(queue);  in nvmet_rdma_release_rsp()
684 static void nvmet_rdma_error_comp(struct nvmet_rdma_queue *queue)  in nvmet_rdma_error_comp()  argument
686 	if (queue->nvme_sq.ctrl) {  in nvmet_rdma_error_comp()
687 		nvmet_ctrl_fatal_error(queue->nvme_sq.ctrl);  in nvmet_rdma_error_comp()
692 		 * cleanup the queue  in nvmet_rdma_error_comp()
694 		nvmet_rdma_queue_disconnect(queue);  in nvmet_rdma_error_comp()
702 	struct nvmet_rdma_queue *queue = cq->cq_context;  in nvmet_rdma_send_done()  local
710 		nvmet_rdma_error_comp(queue);  in nvmet_rdma_send_done()
718 	struct rdma_cm_id *cm_id = rsp->queue->cm_id;  in nvmet_rdma_queue_response()
739 	nvmet_rdma_post_recv(rsp->queue->dev, rsp->cmd);  in nvmet_rdma_queue_response()
741 	ib_dma_sync_single_for_device(rsp->queue->dev->device,  in nvmet_rdma_queue_response()
755 	struct nvmet_rdma_queue *queue = wc->qp->qp_context;  in nvmet_rdma_read_data_done()  local
759 	atomic_add(rsp->n_rdma, &queue->sq_wr_avail);  in nvmet_rdma_read_data_done()
769 			nvmet_rdma_error_comp(queue);  in nvmet_rdma_read_data_done()
788 	struct nvmet_rdma_queue *queue = cq->cq_context;  in nvmet_rdma_write_data_done()  local
789 	struct rdma_cm_id *cm_id = rsp->queue->cm_id;  in nvmet_rdma_write_data_done()
796 	atomic_add(rsp->n_rdma, &queue->sq_wr_avail);  in nvmet_rdma_write_data_done()
807 			nvmet_rdma_error_comp(queue);  in nvmet_rdma_write_data_done()
864 	if (off + len > rsp->queue->dev->inline_data_size) {  in nvmet_rdma_map_sgl_inline()
953 	struct nvmet_rdma_queue *queue = rsp->queue;  in nvmet_rdma_execute_command()  local
956 			&queue->sq_wr_avail) < 0)) {  in nvmet_rdma_execute_command()
957 		pr_debug("IB send queue full (needed %d): queue %u cntlid %u\n",  in nvmet_rdma_execute_command()
958 				1 + rsp->n_rdma, queue->idx,  in nvmet_rdma_execute_command()
959 				queue->nvme_sq.ctrl->cntlid);  in nvmet_rdma_execute_command()
960 		atomic_add(1 + rsp->n_rdma, &queue->sq_wr_avail);  in nvmet_rdma_execute_command()
965 		if (rdma_rw_ctx_post(&rsp->rw, queue->qp,  in nvmet_rdma_execute_command()
966 				queue->cm_id->port_num, &rsp->read_cqe, NULL))  in nvmet_rdma_execute_command()
975 static void nvmet_rdma_handle_command(struct nvmet_rdma_queue *queue,  in nvmet_rdma_handle_command()  argument
980 	ib_dma_sync_single_for_cpu(queue->dev->device,  in nvmet_rdma_handle_command()
983 	ib_dma_sync_single_for_cpu(queue->dev->device,  in nvmet_rdma_handle_command()
987 	if (!nvmet_req_init(&cmd->req, &queue->nvme_cq,  in nvmet_rdma_handle_command()
988 			&queue->nvme_sq, &nvmet_rdma_ops))  in nvmet_rdma_handle_command()
996 		spin_lock(&queue->rsp_wr_wait_lock);  in nvmet_rdma_handle_command()
997 		list_add_tail(&cmd->wait_list, &queue->rsp_wr_wait_list);  in nvmet_rdma_handle_command()
998 		spin_unlock(&queue->rsp_wr_wait_lock);  in nvmet_rdma_handle_command()
1011 	struct nvmet_rdma_queue *queue = wc->qp->qp_context;  in nvmet_rdma_recv_done()  local
1019 			nvmet_rdma_error_comp(queue);  in nvmet_rdma_recv_done()
1026 		nvmet_rdma_error_comp(queue);  in nvmet_rdma_recv_done()
1030 	cmd->queue = queue;  in nvmet_rdma_recv_done()
1031 	rsp = nvmet_rdma_get_rsp(queue);  in nvmet_rdma_recv_done()
1038 		nvmet_rdma_post_recv(queue->dev, cmd);  in nvmet_rdma_recv_done()
1041 	rsp->queue = queue;  in nvmet_rdma_recv_done()
1045 	rsp->req.port = queue->port;  in nvmet_rdma_recv_done()
1048 	if (unlikely(queue->state != NVMET_RDMA_Q_LIVE)) {  in nvmet_rdma_recv_done()
1051 		spin_lock_irqsave(&queue->state_lock, flags);  in nvmet_rdma_recv_done()
1052 		if (queue->state == NVMET_RDMA_Q_CONNECTING)  in nvmet_rdma_recv_done()
1053 			list_add_tail(&rsp->wait_list, &queue->rsp_wait_list);  in nvmet_rdma_recv_done()
1056 		spin_unlock_irqrestore(&queue->state_lock, flags);  in nvmet_rdma_recv_done()
1060 	nvmet_rdma_handle_command(queue, rsp);  in nvmet_rdma_recv_done()
1250 static int nvmet_rdma_create_queue_ib(struct nvmet_rdma_queue *queue)  in nvmet_rdma_create_queue_ib()  argument
1253 	struct nvmet_rdma_device *ndev = queue->dev;  in nvmet_rdma_create_queue_ib()
1259 	nr_cqe = queue->recv_queue_size + 2 * queue->send_queue_size;  in nvmet_rdma_create_queue_ib()
1261 	queue->cq = ib_cq_pool_get(ndev->device, nr_cqe + 1,  in nvmet_rdma_create_queue_ib()
1262 				   queue->comp_vector, IB_POLL_WORKQUEUE);  in nvmet_rdma_create_queue_ib()
1263 	if (IS_ERR(queue->cq)) {  in nvmet_rdma_create_queue_ib()
1264 		ret = PTR_ERR(queue->cq);  in nvmet_rdma_create_queue_ib()
1271 	qp_attr.qp_context = queue;  in nvmet_rdma_create_queue_ib()
1273 	qp_attr.send_cq = queue->cq;  in nvmet_rdma_create_queue_ib()
1274 	qp_attr.recv_cq = queue->cq;  in nvmet_rdma_create_queue_ib()
1278 	qp_attr.cap.max_send_wr = queue->send_queue_size + 1;  in nvmet_rdma_create_queue_ib()
1279 	factor = rdma_rw_mr_factor(ndev->device, queue->cm_id->port_num,  in nvmet_rdma_create_queue_ib()
1281 	qp_attr.cap.max_rdma_ctxs = queue->send_queue_size * factor;  in nvmet_rdma_create_queue_ib()
1285 	if (queue->nsrq) {  in nvmet_rdma_create_queue_ib()
1286 		qp_attr.srq = queue->nsrq->srq;  in nvmet_rdma_create_queue_ib()
1289 		qp_attr.cap.max_recv_wr = 1 + queue->recv_queue_size;  in nvmet_rdma_create_queue_ib()
1293 	if (queue->port->pi_enable && queue->host_qid)  in nvmet_rdma_create_queue_ib()
1296 	ret = rdma_create_qp(queue->cm_id, ndev->pd, &qp_attr);  in nvmet_rdma_create_queue_ib()
1301 	queue->qp = queue->cm_id->qp;  in nvmet_rdma_create_queue_ib()
1303 	atomic_set(&queue->sq_wr_avail, qp_attr.cap.max_send_wr);  in nvmet_rdma_create_queue_ib()
1306 		 __func__, queue->cq->cqe, qp_attr.cap.max_send_sge,  in nvmet_rdma_create_queue_ib()
1307 		 qp_attr.cap.max_send_wr, queue->cm_id);  in nvmet_rdma_create_queue_ib()
1309 	if (!queue->nsrq) {  in nvmet_rdma_create_queue_ib()
1310 		for (i = 0; i < queue->recv_queue_size; i++) {  in nvmet_rdma_create_queue_ib()
1311 			queue->cmds[i].queue = queue;  in nvmet_rdma_create_queue_ib()
1312 			ret = nvmet_rdma_post_recv(ndev, &queue->cmds[i]);  in nvmet_rdma_create_queue_ib()
1322 	rdma_destroy_qp(queue->cm_id);  in nvmet_rdma_create_queue_ib()
1324 	ib_cq_pool_put(queue->cq, nr_cqe + 1);  in nvmet_rdma_create_queue_ib()
1328 static void nvmet_rdma_destroy_queue_ib(struct nvmet_rdma_queue *queue)  in nvmet_rdma_destroy_queue_ib()  argument
1330 	ib_drain_qp(queue->qp);  in nvmet_rdma_destroy_queue_ib()
1331 	if (queue->cm_id)  in nvmet_rdma_destroy_queue_ib()
1332 		rdma_destroy_id(queue->cm_id);  in nvmet_rdma_destroy_queue_ib()
1333 	ib_destroy_qp(queue->qp);  in nvmet_rdma_destroy_queue_ib()
1334 	ib_cq_pool_put(queue->cq, queue->recv_queue_size + 2 *  in nvmet_rdma_destroy_queue_ib()
1335 		       queue->send_queue_size + 1);  in nvmet_rdma_destroy_queue_ib()
1338 static void nvmet_rdma_free_queue(struct nvmet_rdma_queue *queue)  in nvmet_rdma_free_queue()  argument
1340 	pr_debug("freeing queue %d\n", queue->idx);  in nvmet_rdma_free_queue()
1342 	nvmet_sq_destroy(&queue->nvme_sq);  in nvmet_rdma_free_queue()
1344 	nvmet_rdma_destroy_queue_ib(queue);  in nvmet_rdma_free_queue()
1345 	if (!queue->nsrq) {  in nvmet_rdma_free_queue()
1346 		nvmet_rdma_free_cmds(queue->dev, queue->cmds,  in nvmet_rdma_free_queue()
1347 				queue->recv_queue_size,  in nvmet_rdma_free_queue()
1348 				!queue->host_qid);  in nvmet_rdma_free_queue()
1350 	nvmet_rdma_free_rsps(queue);  in nvmet_rdma_free_queue()
1351 	ida_simple_remove(&nvmet_rdma_queue_ida, queue->idx);  in nvmet_rdma_free_queue()
1352 	kfree(queue);  in nvmet_rdma_free_queue()
1357 	struct nvmet_rdma_queue *queue =  in nvmet_rdma_release_queue_work()  local
1359 	struct nvmet_rdma_device *dev = queue->dev;  in nvmet_rdma_release_queue_work()
1361 	nvmet_rdma_free_queue(queue);  in nvmet_rdma_release_queue_work()
1368 				struct nvmet_rdma_queue *queue)  in nvmet_rdma_parse_cm_connect_req()  argument
1379 	queue->host_qid = le16_to_cpu(req->qid);  in nvmet_rdma_parse_cm_connect_req()
1382 	 * req->hsqsize corresponds to our recv queue size plus 1  in nvmet_rdma_parse_cm_connect_req()
1383 	 * req->hrqsize corresponds to our send queue size  in nvmet_rdma_parse_cm_connect_req()
1385 	queue->recv_queue_size = le16_to_cpu(req->hsqsize) + 1;  in nvmet_rdma_parse_cm_connect_req()
1386 	queue->send_queue_size = le16_to_cpu(req->hrqsize);  in nvmet_rdma_parse_cm_connect_req()
1388 	if (!queue->host_qid && queue->recv_queue_size > NVME_AQ_DEPTH)  in nvmet_rdma_parse_cm_connect_req()
1417 	struct nvmet_rdma_queue *queue;  in nvmet_rdma_alloc_queue()  local
1420 	queue = kzalloc(sizeof(*queue), GFP_KERNEL);  in nvmet_rdma_alloc_queue()
1421 	if (!queue) {  in nvmet_rdma_alloc_queue()
1426 	ret = nvmet_sq_init(&queue->nvme_sq);  in nvmet_rdma_alloc_queue()
1432 	ret = nvmet_rdma_parse_cm_connect_req(&event->param.conn, queue);  in nvmet_rdma_alloc_queue()
1440 	INIT_WORK(&queue->release_work, nvmet_rdma_release_queue_work);  in nvmet_rdma_alloc_queue()
1441 	queue->dev = ndev;  in nvmet_rdma_alloc_queue()
1442 	queue->cm_id = cm_id;  in nvmet_rdma_alloc_queue()
1443 	queue->port = port->nport;  in nvmet_rdma_alloc_queue()
1445 	spin_lock_init(&queue->state_lock);  in nvmet_rdma_alloc_queue()
1446 	queue->state = NVMET_RDMA_Q_CONNECTING;  in nvmet_rdma_alloc_queue()
1447 	INIT_LIST_HEAD(&queue->rsp_wait_list);  in nvmet_rdma_alloc_queue()
1448 	INIT_LIST_HEAD(&queue->rsp_wr_wait_list);  in nvmet_rdma_alloc_queue()
1449 	spin_lock_init(&queue->rsp_wr_wait_lock);  in nvmet_rdma_alloc_queue()
1450 	INIT_LIST_HEAD(&queue->free_rsps);  in nvmet_rdma_alloc_queue()
1451 	spin_lock_init(&queue->rsps_lock);  in nvmet_rdma_alloc_queue()
1452 	INIT_LIST_HEAD(&queue->queue_list);  in nvmet_rdma_alloc_queue()
1454 	queue->idx = ida_simple_get(&nvmet_rdma_queue_ida, 0, 0, GFP_KERNEL);  in nvmet_rdma_alloc_queue()
1455 	if (queue->idx < 0) {  in nvmet_rdma_alloc_queue()
1464 	queue->comp_vector = !queue->host_qid ? 0 :  in nvmet_rdma_alloc_queue()
1465 		queue->idx % ndev->device->num_comp_vectors;  in nvmet_rdma_alloc_queue()
1468 	ret = nvmet_rdma_alloc_rsps(queue);  in nvmet_rdma_alloc_queue()
1475 		queue->nsrq = ndev->srqs[queue->comp_vector % ndev->srq_count];  in nvmet_rdma_alloc_queue()
1477 		queue->cmds = nvmet_rdma_alloc_cmds(ndev,  in nvmet_rdma_alloc_queue()
1478 				queue->recv_queue_size,  in nvmet_rdma_alloc_queue()
1479 				!queue->host_qid);  in nvmet_rdma_alloc_queue()
1480 		if (IS_ERR(queue->cmds)) {  in nvmet_rdma_alloc_queue()
1486 	ret = nvmet_rdma_create_queue_ib(queue);  in nvmet_rdma_alloc_queue()
1488 		pr_err("%s: creating RDMA queue failed (%d).\n",  in nvmet_rdma_alloc_queue()
1494 	return queue;  in nvmet_rdma_alloc_queue()
1497 	if (!queue->nsrq) {  in nvmet_rdma_alloc_queue()
1498 		nvmet_rdma_free_cmds(queue->dev, queue->cmds,  in nvmet_rdma_alloc_queue()
1499 				queue->recv_queue_size,  in nvmet_rdma_alloc_queue()
1500 				!queue->host_qid);  in nvmet_rdma_alloc_queue()
1503 	nvmet_rdma_free_rsps(queue);  in nvmet_rdma_alloc_queue()
1505 	ida_simple_remove(&nvmet_rdma_queue_ida, queue->idx);  in nvmet_rdma_alloc_queue()
1507 	nvmet_sq_destroy(&queue->nvme_sq);  in nvmet_rdma_alloc_queue()
1509 	kfree(queue);  in nvmet_rdma_alloc_queue()
1517 	struct nvmet_rdma_queue *queue = priv;  in nvmet_rdma_qp_event()  local
1521 		rdma_notify(queue->cm_id, event->event);  in nvmet_rdma_qp_event()
1524 		pr_debug("received last WQE reached event for queue=0x%p\n",  in nvmet_rdma_qp_event()
1525 			 queue);  in nvmet_rdma_qp_event()
1535 		struct nvmet_rdma_queue *queue,  in nvmet_rdma_cm_accept()  argument
1545 		queue->dev->device->attrs.max_qp_init_rd_atom);  in nvmet_rdma_cm_accept()
1549 	priv.crqsize = cpu_to_le16(queue->recv_queue_size);  in nvmet_rdma_cm_accept()
1562 	struct nvmet_rdma_queue *queue;  in nvmet_rdma_queue_connect()  local
1571 	queue = nvmet_rdma_alloc_queue(ndev, cm_id, event);  in nvmet_rdma_queue_connect()
1572 	if (!queue) {  in nvmet_rdma_queue_connect()
1577 	if (queue->host_qid == 0) {  in nvmet_rdma_queue_connect()
1582 	ret = nvmet_rdma_cm_accept(cm_id, queue, &event->param.conn);  in nvmet_rdma_queue_connect()
1588 		queue->cm_id = NULL;  in nvmet_rdma_queue_connect()
1593 	list_add_tail(&queue->queue_list, &nvmet_rdma_queue_list);  in nvmet_rdma_queue_connect()
1599 	nvmet_rdma_free_queue(queue);  in nvmet_rdma_queue_connect()
1606 static void nvmet_rdma_queue_established(struct nvmet_rdma_queue *queue)  in nvmet_rdma_queue_established()  argument
1610 	spin_lock_irqsave(&queue->state_lock, flags);  in nvmet_rdma_queue_established()
1611 	if (queue->state != NVMET_RDMA_Q_CONNECTING) {  in nvmet_rdma_queue_established()
1612 		pr_warn("trying to establish a connected queue\n");  in nvmet_rdma_queue_established()
1615 	queue->state = NVMET_RDMA_Q_LIVE;  in nvmet_rdma_queue_established()
1617 	while (!list_empty(&queue->rsp_wait_list)) {  in nvmet_rdma_queue_established()
1620 		cmd = list_first_entry(&queue->rsp_wait_list,  in nvmet_rdma_queue_established()
1624 		spin_unlock_irqrestore(&queue->state_lock, flags);  in nvmet_rdma_queue_established()
1625 		nvmet_rdma_handle_command(queue, cmd);  in nvmet_rdma_queue_established()
1626 		spin_lock_irqsave(&queue->state_lock, flags);  in nvmet_rdma_queue_established()
1630 	spin_unlock_irqrestore(&queue->state_lock, flags);  in nvmet_rdma_queue_established()
1633 static void __nvmet_rdma_queue_disconnect(struct nvmet_rdma_queue *queue)  in __nvmet_rdma_queue_disconnect()  argument
1638 	pr_debug("cm_id= %p queue->state= %d\n", queue->cm_id, queue->state);  in __nvmet_rdma_queue_disconnect()
1640 	spin_lock_irqsave(&queue->state_lock, flags);  in __nvmet_rdma_queue_disconnect()
1641 	switch (queue->state) {  in __nvmet_rdma_queue_disconnect()
1644 		queue->state = NVMET_RDMA_Q_DISCONNECTING;  in __nvmet_rdma_queue_disconnect()
1650 	spin_unlock_irqrestore(&queue->state_lock, flags);  in __nvmet_rdma_queue_disconnect()
1653 		rdma_disconnect(queue->cm_id);  in __nvmet_rdma_queue_disconnect()
1654 		schedule_work(&queue->release_work);  in __nvmet_rdma_queue_disconnect()
1658 static void nvmet_rdma_queue_disconnect(struct nvmet_rdma_queue *queue)  in nvmet_rdma_queue_disconnect()  argument
1663 	if (!list_empty(&queue->queue_list)) {  in nvmet_rdma_queue_disconnect()
1664 		list_del_init(&queue->queue_list);  in nvmet_rdma_queue_disconnect()
1670 		__nvmet_rdma_queue_disconnect(queue);  in nvmet_rdma_queue_disconnect()
1674 		struct nvmet_rdma_queue *queue)  in nvmet_rdma_queue_connect_fail()  argument
1676 	WARN_ON_ONCE(queue->state != NVMET_RDMA_Q_CONNECTING);  in nvmet_rdma_queue_connect_fail()
1679 	if (!list_empty(&queue->queue_list))  in nvmet_rdma_queue_connect_fail()
1680 		list_del_init(&queue->queue_list);  in nvmet_rdma_queue_connect_fail()
1683 	pr_err("failed to connect queue %d\n", queue->idx);  in nvmet_rdma_queue_connect_fail()
1684 	schedule_work(&queue->release_work);  in nvmet_rdma_queue_connect_fail()
1690  * @queue:      nvmet rdma queue (cm id qp_context)
1694  * queue cm_id and/or a device bound listener cm_id (where in this
1695  * case queue will be null).
1703 		struct nvmet_rdma_queue *queue)  in nvmet_rdma_device_removal()  argument
1707 	if (queue) {  in nvmet_rdma_device_removal()
1709 		 * This is a queue cm_id. we have registered  in nvmet_rdma_device_removal()
1737 	struct nvmet_rdma_queue *queue = NULL;  in nvmet_rdma_cm_handler()  local
1741 		queue = cm_id->qp->qp_context;  in nvmet_rdma_cm_handler()
1752 		nvmet_rdma_queue_established(queue);  in nvmet_rdma_cm_handler()
1755 		if (!queue) {  in nvmet_rdma_cm_handler()
1764 		nvmet_rdma_queue_disconnect(queue);  in nvmet_rdma_cm_handler()
1767 		ret = nvmet_rdma_device_removal(cm_id, queue);  in nvmet_rdma_cm_handler()
1775 		nvmet_rdma_queue_connect_fail(cm_id, queue);  in nvmet_rdma_cm_handler()
1788 	struct nvmet_rdma_queue *queue;  in nvmet_rdma_delete_ctrl()  local
1792 	list_for_each_entry(queue, &nvmet_rdma_queue_list, queue_list) {  in nvmet_rdma_delete_ctrl()
1793 		if (queue->nvme_sq.ctrl == ctrl) {  in nvmet_rdma_delete_ctrl()
1794 			list_del_init(&queue->queue_list);  in nvmet_rdma_delete_ctrl()
1797 			__nvmet_rdma_queue_disconnect(queue);  in nvmet_rdma_delete_ctrl()
1953 		struct rdma_cm_id *req_cm_id = rsp->queue->cm_id;  in nvmet_rdma_disc_port_addr()
1984 	struct nvmet_rdma_queue *queue, *tmp;  in nvmet_rdma_remove_one()  local
2005 	list_for_each_entry_safe(queue, tmp, &nvmet_rdma_queue_list,  in nvmet_rdma_remove_one()
2007 		if (queue->dev->device != ib_device)  in nvmet_rdma_remove_one()
2010 		pr_info("Removing queue %d\n", queue->idx);  in nvmet_rdma_remove_one()
2011 		list_del_init(&queue->queue_list);  in nvmet_rdma_remove_one()
2012 		__nvmet_rdma_queue_disconnect(queue);  in nvmet_rdma_remove_one()