linux-kernel - Re: [PATCH] Compress kernel modules on installation.

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Message-ID: <20081226194833.GA8306@uranus.ravnborg.org>
Date:	Fri, 26 Dec 2008 20:48:33 +0100
From:	Sam Ravnborg <sam@...nborg.org>
To:	Jan Engelhardt <jengelh@...ozas.de>
Cc:	Steve Brokenshire <sbrokenshire@...tia.co.uk>,
	linux-kernel@...r.kernel.org, linux-kbuild@...r.kernel.org
Subject: Re: [PATCH] Compress kernel modules on installation.

On Fri, Dec 26, 2008 at 08:30:19PM +0100, Jan Engelhardt wrote:
> 
> On Tuesday 2008-02-26 12:28, Sam Ravnborg wrote:
> >> 
> >> (I've sent this to the linux-kbuild and linux-kernel lists as this
> >> patch modifies the Makefile.modinst file. I also don't subscribe to the 
> >> linux-kbuild and linux-kernel mailing lists so can I have any replies
> >> CC'ed to me please)
> >> 
> >> This patch allows kernel modules to be compressed when 'make
> >> modules_install' is run after being copied to
> >> the /lib/module/<version>/<...> directory which is useful if you have
> >> module-init-tools installed with --enable-zlib. This patch adds an
> >> option (MODULE_COMPRESS) to the kernel configuration file (specifically
> >> init/Kconfig) so that the kernel modules will compressed if
> >> MODULE_COMPRESS is set.
> 
> I recently started compressing my kernel modules and that saved me
> at least 70 MB of disk space on mostlyallmodconfig.
> (And no, the argument of disks being cheap is not so true with
> CF or SSD.)
> Distro is lazy and wants to wait for upstream to have it,
> so is there any chance of getting this proposal in?

Steve said he wanted to try to make the solution more
scalable so I am awaiting a new patch.

	Sam
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