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nvmf: Add prints for queue depth calculations

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Change-Id: Ibef84b9622530750fa75fbac4b95f0886e52fdd9
Signed-off-by: Ben Walker <benjamin.walker@intel.com>
This commit is contained in:
Ben Walker 2016-07-21 15:19:19 -07:00 committed by Benjamin Walker
parent 207e6a604e
commit 35bc1e93e1
1 changed files with 11 additions and 0 deletions
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11
lib/nvmf/rdma.c
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@ -624,20 +624,31 @@ nvmf_rdma_connect(struct rdma_cm_event *event)
goto err1;
}
SPDK_TRACELOG(SPDK_TRACE_RDMA, "Calculating Queue Depth\n");
SPDK_TRACELOG(SPDK_TRACE_RDMA, "Target Max Queue Depth: %d\n", g_nvmf_tgt.max_queue_depth);
SPDK_TRACELOG(SPDK_TRACE_RDMA,
"Local NIC Max Send/Recv Queue Depth: %d Max Read/Write Queue Depth: %d\n",
ibdev_attr.max_qp_wr, ibdev_attr.max_qp_rd_atom);
host_event_data = &event->param.conn;
if (host_event_data->private_data == NULL ||
host_event_data->private_data_len < sizeof(struct spdk_nvmf_rdma_request_private_data)) {
SPDK_TRACELOG(SPDK_TRACE_RDMA, "No private data supplied\n");
/* No private data, so use defaults. */
qp_depth = g_nvmf_tgt.max_queue_depth;
rw_depth = g_nvmf_tgt.max_queue_depth;
} else {
const struct spdk_nvmf_rdma_request_private_data *private_data = host_event_data->private_data;
SPDK_TRACELOG(SPDK_TRACE_RDMA, "Host Receive Queue Size: %d\n", private_data->hrqsize);
SPDK_TRACELOG(SPDK_TRACE_RDMA, "Host Send Queue Size: %d\n", private_data->hsqsize);
SPDK_TRACELOG(SPDK_TRACE_RDMA, "Host NIC Receive Queue Size: %d\n",
host_event_data->initiator_depth);
qp_depth = nvmf_min(private_data->hrqsize, private_data->hsqsize);
rw_depth = host_event_data->initiator_depth;
}
qp_depth = nvmf_min(g_nvmf_tgt.max_queue_depth, nvmf_min(qp_depth, ibdev_attr.max_qp_wr));
rw_depth = nvmf_min(g_nvmf_tgt.max_queue_depth, nvmf_min(rw_depth, ibdev_attr.max_qp_rd_atom));
rdma_conn->queue_depth = nvmf_min(qp_depth, rw_depth);
SPDK_TRACELOG(SPDK_TRACE_RDMA, "Final Negotiated Queue Depth: %d\n", rdma_conn->queue_depth);
rc = nvmf_rdma_queue_init(conn, conn_id->verbs);
if (rc) {