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path: root/drivers/nvme/host/rdma.c
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Diffstat (limited to 'drivers/nvme/host/rdma.c')
-rw-r--r--drivers/nvme/host/rdma.c20
1 files changed, 15 insertions, 5 deletions
diff --git a/drivers/nvme/host/rdma.c b/drivers/nvme/host/rdma.c
index 37af56596be6..2bc059f7d73c 100644
--- a/drivers/nvme/host/rdma.c
+++ b/drivers/nvme/host/rdma.c
@@ -66,7 +66,6 @@ struct nvme_rdma_request {
struct ib_sge sge[1 + NVME_RDMA_MAX_INLINE_SEGMENTS];
u32 num_sge;
int nents;
- bool inline_data;
struct ib_reg_wr reg_wr;
struct ib_cqe reg_cqe;
struct nvme_rdma_queue *queue;
@@ -974,12 +973,18 @@ static void nvme_rdma_error_recovery_work(struct work_struct *work)
blk_mq_unquiesce_queue(ctrl->ctrl.admin_q);
nvme_start_queues(&ctrl->ctrl);
+ if (!nvme_change_ctrl_state(&ctrl->ctrl, NVME_CTRL_RECONNECTING)) {
+ /* state change failure should never happen */
+ WARN_ON_ONCE(1);
+ return;
+ }
+
nvme_rdma_reconnect_or_remove(ctrl);
}
static void nvme_rdma_error_recovery(struct nvme_rdma_ctrl *ctrl)
{
- if (!nvme_change_ctrl_state(&ctrl->ctrl, NVME_CTRL_RECONNECTING))
+ if (!nvme_change_ctrl_state(&ctrl->ctrl, NVME_CTRL_RESETTING))
return;
queue_work(nvme_wq, &ctrl->err_work);
@@ -1086,7 +1091,6 @@ static int nvme_rdma_map_sg_inline(struct nvme_rdma_queue *queue,
sg->length = cpu_to_le32(sg_dma_len(req->sg_table.sgl));
sg->type = (NVME_SGL_FMT_DATA_DESC << 4) | NVME_SGL_FMT_OFFSET;
- req->inline_data = true;
req->num_sge++;
return 0;
}
@@ -1158,7 +1162,6 @@ static int nvme_rdma_map_data(struct nvme_rdma_queue *queue,
int count, ret;
req->num_sge = 1;
- req->inline_data = false;
refcount_set(&req->ref, 2); /* send and recv completions */
c->common.flags |= NVME_CMD_SGL_METABUF;
@@ -1753,6 +1756,12 @@ static void nvme_rdma_reset_ctrl_work(struct work_struct *work)
nvme_stop_ctrl(&ctrl->ctrl);
nvme_rdma_shutdown_ctrl(ctrl, false);
+ if (!nvme_change_ctrl_state(&ctrl->ctrl, NVME_CTRL_RECONNECTING)) {
+ /* state change failure should never happen */
+ WARN_ON_ONCE(1);
+ return;
+ }
+
ret = nvme_rdma_configure_admin_queue(ctrl, false);
if (ret)
goto out_fail;
@@ -2006,6 +2015,7 @@ out_free_ctrl:
static struct nvmf_transport_ops nvme_rdma_transport = {
.name = "rdma",
+ .module = THIS_MODULE,
.required_opts = NVMF_OPT_TRADDR,
.allowed_opts = NVMF_OPT_TRSVCID | NVMF_OPT_RECONNECT_DELAY |
NVMF_OPT_HOST_TRADDR | NVMF_OPT_CTRL_LOSS_TMO,
@@ -2028,7 +2038,7 @@ static void nvme_rdma_remove_one(struct ib_device *ib_device, void *client_data)
}
mutex_unlock(&nvme_rdma_ctrl_mutex);
- flush_workqueue(nvme_wq);
+ flush_workqueue(nvme_delete_wq);
}
static struct ib_client nvme_rdma_ib_client = {