Re: [PATCH v2] nvme-tcp: Do not reset transport on data digest errors

From: Daniel Wagner
Date: Thu Aug 26 2021 - 04:04:52 EST


On Wed, Aug 25, 2021 at 05:27:10PM +0200, Hannes Reinecke wrote:
> > @@ -506,6 +514,7 @@ static int nvme_tcp_process_nvme_cqe(struct nvme_tcp_queue *queue,
> > static int nvme_tcp_handle_c2h_data(struct nvme_tcp_queue *queue,
> > struct nvme_tcp_data_pdu *pdu)
> > {
> > + struct nvme_tcp_request *req;
> > struct request *rq;
> > rq = nvme_find_rq(nvme_tcp_tagset(queue), pdu->command_id);
> > @@ -534,6 +543,8 @@ static int nvme_tcp_handle_c2h_data(struct nvme_tcp_queue *queue,
> > return -EPROTO;
> > }
> > + req = blk_mq_rq_to_pdu(rq);
> > + req->status = NVME_SC_SUCCESS;
> > return 0;
> > }
>
> Can't you move the initialisation to nvme_tcp_setup_cmd_pdu()?
> That'll save to to have to reference the tcp request here ...

Yes, that's a why better place to initialize it. Let me spin a new
version.