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path: root/drivers/nvme/target/loop.c
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Diffstat (limited to 'drivers/nvme/target/loop.c')
-rw-r--r--drivers/nvme/target/loop.c26
1 files changed, 13 insertions, 13 deletions
diff --git a/drivers/nvme/target/loop.c b/drivers/nvme/target/loop.c
index d5df77d686b2..9aaa70071ae5 100644
--- a/drivers/nvme/target/loop.c
+++ b/drivers/nvme/target/loop.c
@@ -36,6 +36,7 @@
(NVME_LOOP_AQ_DEPTH - NVME_LOOP_NR_AEN_COMMANDS)
struct nvme_loop_iod {
+ struct nvme_request nvme_req;
struct nvme_command cmd;
struct nvme_completion rsp;
struct nvmet_req req;
@@ -112,10 +113,10 @@ static void nvme_loop_complete_rq(struct request *req)
blk_mq_end_request(req, error);
}
-static void nvme_loop_queue_response(struct nvmet_req *nvme_req)
+static void nvme_loop_queue_response(struct nvmet_req *req)
{
struct nvme_loop_iod *iod =
- container_of(nvme_req, struct nvme_loop_iod, req);
+ container_of(req, struct nvme_loop_iod, req);
struct nvme_completion *cqe = &iod->rsp;
/*
@@ -126,13 +127,13 @@ static void nvme_loop_queue_response(struct nvmet_req *nvme_req)
*/
if (unlikely(nvme_loop_queue_idx(iod->queue) == 0 &&
cqe->command_id >= NVME_LOOP_AQ_BLKMQ_DEPTH)) {
- nvme_complete_async_event(&iod->queue->ctrl->ctrl, cqe);
+ nvme_complete_async_event(&iod->queue->ctrl->ctrl, cqe->status,
+ &cqe->result);
} else {
- struct request *req = blk_mq_rq_from_pdu(iod);
+ struct request *rq = blk_mq_rq_from_pdu(iod);
- if (req->cmd_type == REQ_TYPE_DRV_PRIV && req->special)
- memcpy(req->special, cqe, sizeof(*cqe));
- blk_mq_complete_request(req, le16_to_cpu(cqe->status) >> 1);
+ iod->nvme_req.result = cqe->result;
+ blk_mq_complete_request(rq, le16_to_cpu(cqe->status) >> 1);
}
}
@@ -168,7 +169,7 @@ static int nvme_loop_queue_rq(struct blk_mq_hw_ctx *hctx,
int ret;
ret = nvme_setup_cmd(ns, req, &iod->cmd);
- if (ret)
+ if (ret != BLK_MQ_RQ_QUEUE_OK)
return ret;
iod->cmd.common.flags |= NVME_CMD_SGL_METABUF;
@@ -178,26 +179,25 @@ static int nvme_loop_queue_rq(struct blk_mq_hw_ctx *hctx,
nvme_cleanup_cmd(req);
blk_mq_start_request(req);
nvme_loop_queue_response(&iod->req);
- return 0;
+ return BLK_MQ_RQ_QUEUE_OK;
}
if (blk_rq_bytes(req)) {
iod->sg_table.sgl = iod->first_sgl;
ret = sg_alloc_table_chained(&iod->sg_table,
- req->nr_phys_segments, iod->sg_table.sgl);
+ blk_rq_nr_phys_segments(req),
+ iod->sg_table.sgl);
if (ret)
return BLK_MQ_RQ_QUEUE_BUSY;
iod->req.sg = iod->sg_table.sgl;
iod->req.sg_cnt = blk_rq_map_sg(req->q, req, iod->sg_table.sgl);
- BUG_ON(iod->req.sg_cnt > req->nr_phys_segments);
}
- iod->cmd.common.command_id = req->tag;
blk_mq_start_request(req);
schedule_work(&iod->work);
- return 0;
+ return BLK_MQ_RQ_QUEUE_OK;
}
static void nvme_loop_submit_async_event(struct nvme_ctrl *arg, int aer_idx)