linux-kernel - Re: [PATCH v5 03/10] scsi: ufshpb: Add region's reads counter

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Date:   Thu, 11 Mar 2021 16:07:26 +0800
From:   Can Guo <cang@...eaurora.org>
To:     Avri Altman <Avri.Altman@....com>
Cc:     "James E . J . Bottomley" <jejb@...ux.vnet.ibm.com>,
        "Martin K . Petersen" <martin.petersen@...cle.com>,
        linux-scsi@...r.kernel.org, linux-kernel@...r.kernel.org,
        gregkh@...uxfoundation.org, Bart Van Assche <bvanassche@....org>,
        yongmyung lee <ymhungry.lee@...sung.com>,
        Daejun Park <daejun7.park@...sung.com>,
        alim.akhtar@...sung.com, asutoshd@...eaurora.org,
        Zang Leigang <zangleigang@...ilicon.com>,
        Avi Shchislowski <Avi.Shchislowski@....com>,
        Bean Huo <beanhuo@...ron.com>, stanley.chu@...iatek.com
Subject: Re: [PATCH v5 03/10] scsi: ufshpb: Add region's reads counter

On 2021-03-11 16:04, Avri Altman wrote:
>> > diff --git a/drivers/scsi/ufs/ufshpb.c b/drivers/scsi/ufs/ufshpb.c
>> > index 044fec9854a0..a8f8d13af21a 100644
>> > --- a/drivers/scsi/ufs/ufshpb.c
>> > +++ b/drivers/scsi/ufs/ufshpb.c
>> > @@ -16,6 +16,8 @@
>> >  #include "ufshpb.h"
>> >  #include "../sd.h"
>> >
>> > +#define ACTIVATION_THRESHOLD 4 /* 4 IOs */
>> 
>> Can this param be added as a sysfs entry?
> Yes.
> Daejun asked me that as well, so the last patch makes all logic
> parameter configurable.
> 
> Thanks,
> Avri
> 

Ok, thanks. I haven't reach the last one, absorbing them one by one.

Can Guo.

>> 
>> Thanks,
>> Can Guo