linux-kernel - Re: [PATCH 1/2] kbuild: add target to install gzipped modules

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Date:	Fri, 30 Dec 2011 11:23:58 +0100
From:	Michal Marek <mmarek@...e.cz>
To:	Dave Jones <davej@...hat.com>,
	Lucas De Marchi <lucas.demarchi@...fusion.mobi>,
	Sam Ravnborg <sam@...nborg.org>, linux-modules@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/2] kbuild: add target to install gzipped modules

On 29.12.2011 18:21, Dave Jones wrote:
> On Thu, Dec 29, 2011 at 01:50:18PM -0200, Lucas De Marchi wrote:
>  > Add target in Makefile to compress the module after it's installed.
>  > Module-init-tools and libkmod can handle gzipped modules.
>  > 
>  > This is not much useful for distributions because the package will gzip
>  > the modules and call depmod in a install rule. 
> 
> It might actually be a worthwhile thing for distributions.
> 
> For a Fedora kernel, gzipping modules saves around 80MB of diskspace per
> installed kernel.  That the RPM is compressed is irrelevant, the on-disk
> footprint is more interesting, given that the bulk of the modules installed
> will never even be loaded.

But it kills performance of the tools.

Michal
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