linux-kernel - Re: [PATCH v4 2/3] scsi: ufs: core: Add UFS RTC support

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Date:   Mon, 11 Dec 2023 17:37:14 +0530
From:   Manivannan Sadhasivam <mani@...nel.org>
To:     Bean Huo <beanhuo@...pp.de>
Cc:     avri.altman@....com, bvanassche@....org, alim.akhtar@...sung.com,
        jejb@...ux.ibm.com, martin.petersen@...cle.com,
        quic_cang@...cinc.com, quic_asutoshd@...cinc.com,
        beanhuo@...ron.com, thomas@...ch.de, linux-scsi@...r.kernel.org,
        linux-kernel@...r.kernel.org, mikebi@...ron.com, lporzio@...ron.com
Subject: Re: [PATCH v4 2/3] scsi: ufs: core: Add UFS RTC support

On Sun, Dec 10, 2023 at 08:28:21PM +0100, Bean Huo wrote:
> On Fri, 2023-12-08 at 22:36 +0530, Manivannan Sadhasivam wrote:
> > Except that the warning will be issued to users after each 10s for 40
> > years.
> > Atleast get rid of that.
> 
> how about using dev_warn_once(), instead of dev_warn, using
> dev_warn_once() ensures the warning is issued only once.
> 

Sounds good to me.

- Mani

> 
> diff --git a/drivers/ufs/core/ufshcd.c b/drivers/ufs/core/ufshcd.c
> index 953d50cc4256..b2287d2f9bf3 100644
> --- a/drivers/ufs/core/ufshcd.c
> +++ b/drivers/ufs/core/ufshcd.c
> @@ -8205,7 +8205,7 @@ static void ufshcd_update_rtc(struct ufs_hba
> *hba)
>         ktime_get_real_ts64(&ts64);
>  
>         if  (ts64.tv_sec < hba->dev_info.rtc_time_baseline) {
> -               dev_warn(hba->dev, "%s: Current time precedes previous
> setting!\n", __func__);
> +               dev_warn_once(hba->dev, "%s: Current time precedes
> previous setting!\n", __func__);
> 
> 
> 
> Kind regards,
> Bean

-- 
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