Commit 68e16fcf authored by Sagi Grimberg's avatar Sagi Grimberg

nvme-rdma: introduce nvme_rdma_start_queue

This should pair with nvme_rdma_stop_queue.  While this is not a complete
inverse, it still pairs up pretty well because in fabrics we don't have a
disconnect capsule (yet) but we simply teardown the transport association.
Signed-off-by: default avatarSagi Grimberg <>
Signed-off-by: default avatarChristoph Hellwig <>
parent 41e8cfa1
......@@ -594,24 +594,38 @@ static void nvme_rdma_stop_io_queues(struct nvme_rdma_ctrl *ctrl)
static int nvme_rdma_connect_io_queues(struct nvme_rdma_ctrl *ctrl)
static int nvme_rdma_start_queue(struct nvme_rdma_ctrl *ctrl, int idx)
int ret;
if (idx)
ret = nvmf_connect_io_queue(&ctrl->ctrl, idx);
ret = nvmf_connect_admin_queue(&ctrl->ctrl);
if (!ret)
set_bit(NVME_RDMA_Q_LIVE, &ctrl->queues[idx].flags);
"failed to connect queue: %d ret=%d\n", idx, ret);
return ret;
static int nvme_rdma_start_io_queues(struct nvme_rdma_ctrl *ctrl)
int i, ret = 0;
for (i = 1; i < ctrl->ctrl.queue_count; i++) {
ret = nvmf_connect_io_queue(&ctrl->ctrl, i);
if (ret) {
"failed to connect i/o queue: %d\n", ret);
ret = nvme_rdma_start_queue(ctrl, i);
if (ret)
goto out_stop_queues;
set_bit(NVME_RDMA_Q_LIVE, &ctrl->queues[i].flags);
return 0;
for (i--; i >= 1; i--)
return ret;
......@@ -759,12 +773,10 @@ static int nvme_rdma_configure_admin_queue(struct nvme_rdma_ctrl *ctrl,
goto out_free_queue;
error = nvmf_connect_admin_queue(&ctrl->ctrl);
error = nvme_rdma_start_queue(ctrl, 0);
if (error)
goto out_cleanup_queue;
set_bit(NVME_RDMA_Q_LIVE, &ctrl->queues[0].flags);
error = nvmf_reg_read64(&ctrl->ctrl, NVME_REG_CAP,
if (error) {
......@@ -845,7 +857,7 @@ static int nvme_rdma_configure_io_queues(struct nvme_rdma_ctrl *ctrl, bool new)
ctrl->ctrl.queue_count - 1);
ret = nvme_rdma_connect_io_queues(ctrl);
ret = nvme_rdma_start_io_queues(ctrl);
if (ret)
goto out_cleanup_connect_q;
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