linux-kernel - RE: Re: [PATCH v38 1/4] scsi: ufs: Introduce HPB feature

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Message-ID: <20210624064044epcms2p3dc2e0fcb8c8e61e6899b5cf6876b2103@epcms2p3>
Date:   Thu, 24 Jun 2021 15:40:44 +0900
From:   Daejun Park <daejun7.park@...sung.com>
To:     Bart Van Assche <bvanassche@....org>,
        Daejun Park <daejun7.park@...sung.com>,
        Greg KH <gregkh@...uxfoundation.org>,
        "avri.altman@....com" <avri.altman@....com>,
        "jejb@...ux.ibm.com" <jejb@...ux.ibm.com>,
        "martin.petersen@...cle.com" <martin.petersen@...cle.com>,
        "asutoshd@...eaurora.org" <asutoshd@...eaurora.org>,
        "stanley.chu@...iatek.com" <stanley.chu@...iatek.com>,
        "cang@...eaurora.org" <cang@...eaurora.org>,
        "huobean@...il.com" <huobean@...il.com>,
        ALIM AKHTAR <alim.akhtar@...sung.com>
CC:     "linux-scsi@...r.kernel.org" <linux-scsi@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        JinHwan Park <jh.i.park@...sung.com>,
        Javier Gonzalez <javier.gonz@...sung.com>,
        Sung-Jun Park <sungjun07.park@...sung.com>,
        Jinyoung CHOI <j-young.choi@...sung.com>,
        Dukhyun Kwon <d_hyun.kwon@...sung.com>,
        Keoseong Park <keosung.park@...sung.com>,
        Jaemyung Lee <jaemyung.lee@...sung.com>,
        Jieon Seol <jieon.seol@...sung.com>
Subject: RE: Re: [PATCH v38 1/4] scsi: ufs: Introduce HPB feature

Hi Bart,

> On 6/16/21 12:08 AM, Daejun Park wrote:
> > +What:                /sys/class/scsi_device/*/device/unit_descriptor/hpb_pinned_region_start_offset
> > +Date:                June 2021
> > +Contact:        Daejun Park <daejun7.park@...sung.com>
> > +Description:        This entry shows the start offset of HPB pinned region.
> > +
> > +                The file is read only.
> > +
> > +What:                /June/class/scsi_device/*/device/unit_descriptor/hpb_number_pinned_regions
> > +Date:                March 2021
>  
> Please change /June into /sys and "March 2021" into "June 2021".

OK.

>  
> > @@ -7094,6 +7119,7 @@ static int ufshcd_host_reset_and_restore(struct ufs_hba *hba)
> >  {
> >          int err;
> >  
> > +        ufshpb_reset_host(hba);
> >          /*
> >           * Stop the host controller and complete the requests
> >           * cleared by h/w
>  
> Shouldn't the ufshpb_reset_host() call occur under the comment instead
> of above?

OK, I will.

Thanks,
Daejun

> Thanks,
>  
> Bart.
>  
>  
>