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Message-ID: <66c9f444-ef8f-c56a-0b95-ed39715e4a75@huawei.com>
Date:   Tue, 29 Nov 2022 10:45:55 +0800
From:   yangxingui <yangxingui@...wei.com>
To:     "Martin K. Petersen" <martin.petersen@...cle.com>
CC:     <jejb@...ux.ibm.com>, <linux-scsi@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>, <linuxarm@...wei.com>,
        <prime.zeng@...ilicon.com>, <kangfenglong@...wei.com>,
        <john.garry@...wei.com>
Subject: Re: [PATCH] scsi: sd: Update dix config everytime sd_revalidate_disk
 is called



On 2022/10/20 8:18, Martin K. Petersen wrote:
> 
> Xingui,
> 
>> When the host protection capabilities are 0x77 and a DIF disk is
>> connected, the DIX and DIF of the disk are default enabled. Then if
>> that DIF disk is reformatted as a non-DIF format, per the currently
>> flow, the DIX is kept enabled which is not correct
> 
> DIX is orthogonal to DIF and a host property. DIX should not be disabled
> just because the disk is no longer formatted with protection
> information.
> 
> That said, your patch is probably fine. I'll take a closer look
> tomorrow.
> 

Friendly ping... Do you have other suggestions?
Thanks,
Xingui

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