linux-kernel - Re: [PATCH v6 2/2] erofs: add multiple device support

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Message-ID: <ab239c64-2d3b-f41b-aac4-d1825a75c594@kernel.org>
Date:   Sun, 17 Oct 2021 23:00:16 +0800
From:   Chao Yu <chao@...nel.org>
To:     Gao Xiang <hsiangkao@...ux.alibaba.com>,
        linux-erofs@...ts.ozlabs.org, Liu Bo <bo.liu@...ux.alibaba.com>,
        Yan Song <imeoer@...ux.alibaba.com>,
        LKML <linux-kernel@...r.kernel.org>,
        Peng Tao <tao.peng@...ux.alibaba.com>,
        Joseph Qi <joseph.qi@...ux.alibaba.com>,
        Changwei Ge <chge@...ux.alibaba.com>,
        Liu Jiang <gerry@...ux.alibaba.com>
Subject: Re: [PATCH v6 2/2] erofs: add multiple device support

On 2021/10/17 12:15, Gao Xiang wrote:
> Hi Chao,
> 
> On Sun, Oct 17, 2021 at 10:10:15AM +0800, Chao Yu wrote:
>> File won't locate in multidevices, right? otherwise it needs to shrink mapped length
>> as well.
> 
> Thanks for your review.
> 
> File can be located in multi-devices. But it's intended as I mentioned in the commit
> message, each extent won't cross devices, which is guaranteed by mkfs seriously.
> Otherwise, it's more complicated to handle (especially for the compression side) and
> has no more benefits.

Thanks for the explanation.

Reviewed-by: Chao Yu <chao@...nel.org>

Thanks,

> 
> Thanks,
> Gao Xiang
> 
>>
>> Thanks,