linux-kernel - Re: [PATCH v4 2/3] erofs: introduce the secondary compression head

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <bec868c6-02c3-5f6d-c5d4-84cb4e1c9cb1@kernel.org>
Date:   Tue, 19 Oct 2021 20:56:48 +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>,
        Gao Xiang <hsiangkao@...ux.alibaba.com>,
        Yue Hu <huyue2@...ong.com>
Subject: Re: [PATCH v4 2/3] erofs: introduce the secondary compression head

On 2021/10/18 0:57, Gao Xiang wrote:
> From: Gao Xiang <hsiangkao@...ux.alibaba.com>
> 
> Previously, for each HEAD lcluster, it can be either HEAD or PLAIN
> lcluster to indicate whether the whole pcluster is compressed or not.
> 
> In this patch, a new HEAD2 head type is introduced to specify another
> compression algorithm other than the primary algorithm for each
> compressed file, which can be used for upcoming LZMA compression and
> LZ4 range dictionary compression for various data patterns.
> 
> It has been stayed in the EROFS roadmap for years. Complete it now!
> 
> Reviewed-by: Yue Hu <huyue2@...ong.com>
> Signed-off-by: Gao Xiang <hsiangkao@...ux.alibaba.com>

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

Thanks,