static struct class *nvme_class;
+void nvme_cancel_request(struct request *req, void *data, bool reserved)
+{
+ int status;
+
+ if (!blk_mq_request_started(req))
+ return;
+
+ dev_dbg_ratelimited(((struct nvme_ctrl *) data)->device,
+ "Cancelling I/O %d", req->tag);
+
+ status = NVME_SC_ABORT_REQ;
+ if (blk_queue_dying(req->q))
+ status |= NVME_SC_DNR;
+ blk_mq_complete_request(req, status);
+}
+EXPORT_SYMBOL_GPL(nvme_cancel_request);
+
bool nvme_change_ctrl_state(struct nvme_ctrl *ctrl,
enum nvme_ctrl_state new_state)
{