Re: [PATCH] scsi:ufs:core: update compl_time_stamp_local_clock after complete a cqe

[Peter Wang (王信友)]

On Wed, 2024-12-04 at 19:50 +0800, liuderong@xxxxxxxx wrote:
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> From: liuderong <liuderong@xxxxxxxx>
> 
> For now, lrbp->compl_time_stamp_local_clock is set to zero
> after send a sqe, but it is not updated after complete a cqe,
> the printed information in ufshcd_print_tr will always be zero.
> So update lrbp->cmpl_time_stamp_local_clock after complete a cqe.
> 
> Log sample:
> ufshcd-qcom 1d84000.ufshc: UPIU[8] - issue time 8750227249 us
> ufshcd-qcom 1d84000.ufshc: UPIU[8] - complete time 0 us
> 
> Signed-off-by: liuderong <liuderong@xxxxxxxx>
> ---
>  drivers/ufs/core/ufshcd.c | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/drivers/ufs/core/ufshcd.c b/drivers/ufs/core/ufshcd.c
> index 6a26853..bd70fe1 100644
> --- a/drivers/ufs/core/ufshcd.c
> +++ b/drivers/ufs/core/ufshcd.c
> @@ -5519,6 +5519,7 @@ void ufshcd_compl_one_cqe(struct ufs_hba *hba,
> int task_tag,
> 
>         lrbp = &hba->lrb[task_tag];
>         lrbp->compl_time_stamp = ktime_get();
> +       lrbp->compl_time_stamp_local_clock = local_clock();
>         cmd = lrbp->cmd;
>         if (cmd) {
>                 if (unlikely(ufshcd_should_inform_monitor(hba,
> lrbp)))
> --
> 2.7.4

Reviewed-by: Peter Wang <peter.wang@xxxxxxxxxxxx>


>