[PATCH] tcp: add additional info for nvme_tcp_timeout log

Chaitanya Kulkarni chaitanyak at nvidia.com
Wed Nov 16 10:37:22 PST 2022


On 11/16/22 05:57, amit.engel at dell.com wrote:
> From: Amit Engel <Amit.Engel at dell.com>
> 

without the commit log it is hard to understand whay additional
information is needed also you need to fix the subject line..

> Signed-off-by: Amit Engel <Amit.Engel at dell.com>
> ---
>   drivers/nvme/host/tcp.c | 7 +++++--
>   1 file changed, 5 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/nvme/host/tcp.c b/drivers/nvme/host/tcp.c
> index 1eed0fc26b3a..5abaff5d6f6e 100644
> --- a/drivers/nvme/host/tcp.c
> +++ b/drivers/nvme/host/tcp.c
> @@ -2277,8 +2277,11 @@ static enum blk_eh_timer_return nvme_tcp_timeout(struct request *rq)
>   	struct nvme_tcp_cmd_pdu *pdu = req->pdu;
>   
>   	dev_warn(ctrl->device,
> -		"queue %d: timeout request %#x type %d\n",
> -		nvme_tcp_queue_id(req->queue), rq->tag, pdu->hdr.type);
> +		"queue %d: cntlid %u timeout request %#x type %d cid %u opcode %#x "
> +		"start time %lluns io start time %lluns request timeout %ums\n",
> +		nvme_tcp_queue_id(req->queue), ctrl->cntlid, rq->tag, pdu->hdr.type,
> +		pdu->cmd.common.command_id, pdu->cmd.common.opcode,
> +		ktime_sub_ns(ktime_get(), rq->start_time_ns), ktime_sub_ns(ktime_get(), rq->io_start_time_ns), jiffies_to_msecs(rq->timeout));
>   
>   	if (ctrl->state != NVME_CTRL_LIVE) {
>   		/*



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