Commit 54f81b37 authored by Evgeniy Kochetov's avatar Evgeniy Kochetov Committed by Tomasz Zawadzki
Browse files

nvme/rdma: Add 'delay_cmd_submit' option to RDMA transport qpair 



Signed-off-by: default avatarEvgeniy Kochetov <evgeniik@mellanox.com>
Signed-off-by: default avatarSasha Kotchubievsky <sashakot@mellanox.com>
Signed-off-by: default avatarAlexey Marchuk <alexeymar@mellanox.com>
Change-Id: I12e12d37baf1f74717a60a4f9d8309a994509e42
Reviewed-on: https://review.gerrithub.io/c/spdk/spdk/+/475308


Tested-by: default avatarSPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: default avatarBen Walker <benjamin.walker@intel.com>
Reviewed-by: default avatarJim Harris <james.r.harris@intel.com>
Reviewed-by: default avatarShuhei Matsumoto <shuhei.matsumoto.xt@hitachi.com>
Community-CI: Broadcom SPDK FC-NVMe CI <spdk-ci.pdl@broadcom.com>
parent d1887459

lib/nvme/nvme_rdma.c

+10 −5
Original line number Diff line number Diff line 
/*-

 *   BSD LICENSE

 *

 *   Copyright (c) Intel Corporation.

 *   All rights reserved.

 *   Copyright (c) Intel Corporation. All rights reserved.

 *   Copyright (c) 2019 Mellanox Technologies LTD. All rights reserved.

 *

 *   Redistribution and use in source and binary forms, with or without

 *   modification, are permitted provided that the following conditions
@@ -139,6 +139,7 @@ struct nvme_rdma_qpair { 


	struct ibv_recv_wr			*rsp_recv_wrs;



	bool					delay_cmd_submit;

	/* Memory region describing all rsps for this qpair */

	struct ibv_mr				*rsp_mr;
@@ -1452,7 +1453,8 @@ static struct spdk_nvme_qpair * 
nvme_rdma_ctrlr_create_qpair(struct spdk_nvme_ctrlr *ctrlr,

			     uint16_t qid, uint32_t qsize,

			     enum spdk_nvme_qprio qprio,

			     uint32_t num_requests)

			     uint32_t num_requests,

			     bool delay_cmd_submit)

{

	struct nvme_rdma_qpair *rqpair;

	struct spdk_nvme_qpair *qpair;
@@ -1465,6 +1467,7 @@ nvme_rdma_ctrlr_create_qpair(struct spdk_nvme_ctrlr *ctrlr, 
	}



	rqpair->num_entries = qsize;

	rqpair->delay_cmd_submit = delay_cmd_submit;



	qpair = &rqpair->qpair;
@@ -1569,7 +1572,8 @@ nvme_rdma_ctrlr_create_io_qpair(struct spdk_nvme_ctrlr *ctrlr, uint16_t qid, 
				const struct spdk_nvme_io_qpair_opts *opts)

{

	return nvme_rdma_ctrlr_create_qpair(ctrlr, qid, opts->io_queue_size, opts->qprio,

					    opts->io_queue_requests);

					    opts->io_queue_requests,

					    opts->delay_cmd_submit);

}



int
@@ -1666,7 +1670,8 @@ struct spdk_nvme_ctrlr *nvme_rdma_ctrlr_construct(const struct spdk_nvme_transpo 
	}



	rctrlr->ctrlr.adminq = nvme_rdma_ctrlr_create_qpair(&rctrlr->ctrlr, 0,

			       SPDK_NVMF_MIN_ADMIN_QUEUE_ENTRIES, 0, SPDK_NVMF_MIN_ADMIN_QUEUE_ENTRIES);

			       SPDK_NVMF_MIN_ADMIN_QUEUE_ENTRIES, 0, SPDK_NVMF_MIN_ADMIN_QUEUE_ENTRIES,

			       false);

	if (!rctrlr->ctrlr.adminq) {

		SPDK_ERRLOG("failed to create admin qpair\n");

		nvme_rdma_ctrlr_destruct(&rctrlr->ctrlr);