linux-kernel - Re: [PATCH v5 4/5] erofs: support inline data decompression

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Message-ID: <04f184a7-3c34-0dd7-4bac-3815ebeaba10@kernel.org>
Date:   Thu, 30 Dec 2021 11:29:36 +0800
From:   Chao Yu <chao@...nel.org>
To:     Gao Xiang <xiang@...nel.org>, linux-erofs@...ts.ozlabs.org
Cc:     LKML <linux-kernel@...r.kernel.org>, Yue Hu <huyue2@...ong.com>,
        Gao Xiang <hsiangkao@...ux.alibaba.com>
Subject: Re: [PATCH v5 4/5] erofs: support inline data decompression

On 2021/12/29 7:29, Gao Xiang wrote:
> From: Yue Hu <huyue2@...ong.com>
> 
> Currently, we have already support tail-packing inline for
> uncompressed file, let's also implement this for compressed
> files to save I/Os and storage space.
> 
> Different from normal pclusters, compressed data is available
> in advance because of other metadata I/Os. Therefore, they
> directly move into the bypass queue without extra I/O submission.
> 
> It's the last compression feature before folio/subpage support.
> 
> Signed-off-by: Yue Hu <huyue2@...ong.com>
> Signed-off-by: Gao Xiang <hsiangkao@...ux.alibaba.com>

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

Thanks,