linux-kernel - Re: [RFC/PATCH 0/2] ext4: Transparent Decompression Support

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Message-ID: <CAB3wodfp88G62YGU1hB_P4SSj3CiV3MjY1-Jn5FDr_GJ2KtYHQ@mail.gmail.com>
Date:	Thu, 25 Jul 2013 16:29:41 +0100
From:	Phillip Lougher <phillip.lougher@...il.com>
To:	Dhaval Giani <dgiani@...illa.com>
Cc:	Jörn Engel <joern@...fs.org>,
	linux-kernel@...r.kernel.org, tytso@....edu, tglek@...illa.com,
	vdjeric@...illa.com, glandium@...illa.com,
	linux-ext4@...r.kernel.org, linux-fsdevel@...r.kernel.org
Subject: Re: [RFC/PATCH 0/2] ext4: Transparent Decompression Support

On 25 July 2013 16:16, Dhaval Giani <dgiani@...illa.com> wrote:
> On 07/24/2013 07:36 PM, Jörn Engel wrote:

>
>> Assuming you use the chattr approach, that pretty much comes down to
>> adding compression support to ext4.  There have been old patches for
>> ext2 around that never got merged.  Reading up on the problems
>> encountered by those patches might be instructive.
>
>
> Do you have subjects for these? When I googled for ext4 compression, I found
> http://code.google.com/p/e4z/ which doesn't seem to exist, and checking in
> my LKML archives gives too many false positives.
>

The ext2 compression project was called e2compr, http://e2compr.sourceforge.net/

Also just google for "e2compr".

Phillip

> Thanks!
> Dhaval
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