From: Sagi Grimberg Date: Wed, 22 Jun 2016 12:06:00 +0000 (+0300) Subject: nvme-rdma: Don't use tl_retry_count X-Git-Tag: v4.8-rc1~161^2~22 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=2ac17c283a3f7b80e5b53f54ae9b048e6f0a2929;p=platform%2Fkernel%2Flinux-exynos.git nvme-rdma: Don't use tl_retry_count Always use the maximum qp retry count as the error recovery timeout is dictated from the nvme keep-alive. Signed-off-by: Sagi Grimberg Signed-off-by: Jens Axboe --- diff --git a/drivers/nvme/host/rdma.c b/drivers/nvme/host/rdma.c index 5208f16..3e3ce2b 100644 --- a/drivers/nvme/host/rdma.c +++ b/drivers/nvme/host/rdma.c @@ -117,7 +117,6 @@ struct nvme_rdma_ctrl { u32 queue_count; /* other member variables */ - unsigned short tl_retry_count; struct blk_mq_tag_set tag_set; struct work_struct delete_work; struct work_struct reset_work; @@ -1277,8 +1276,8 @@ static int nvme_rdma_route_resolved(struct nvme_rdma_queue *queue) param.flow_control = 1; param.responder_resources = queue->device->dev->attrs.max_qp_rd_atom; - /* rdma_cm will clamp down to max QP retry count (7) */ - param.retry_count = ctrl->tl_retry_count; + /* maximum retry count */ + param.retry_count = 7; param.rnr_retry_count = 7; param.private_data = &priv; param.private_data_len = sizeof(priv); @@ -1909,7 +1908,6 @@ static struct nvme_ctrl *nvme_rdma_create_ctrl(struct device *dev, ctrl->queue_count = opts->nr_io_queues + 1; /* +1 for admin queue */ ctrl->ctrl.sqsize = opts->queue_size; - ctrl->tl_retry_count = opts->tl_retry_count; ctrl->ctrl.kato = opts->kato; ret = -ENOMEM; @@ -1986,8 +1984,7 @@ out_free_ctrl: static struct nvmf_transport_ops nvme_rdma_transport = { .name = "rdma", .required_opts = NVMF_OPT_TRADDR, - .allowed_opts = NVMF_OPT_TRSVCID | NVMF_OPT_TL_RETRY_COUNT | - NVMF_OPT_RECONNECT_DELAY, + .allowed_opts = NVMF_OPT_TRSVCID | NVMF_OPT_RECONNECT_DELAY, .create_ctrl = nvme_rdma_create_ctrl, };