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

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Message-ID: <alpine.LSU.2.00.0812270005200.12031@fbirervta.pbzchgretzou.qr>
Date:	Sat, 27 Dec 2008 00:12:36 +0100 (CET)
From:	Jan Engelhardt <jengelh@...ozas.de>
To:	Sam Ravnborg <sam@...nborg.org>
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 Friday 2008-12-26 23:57, Sam Ravnborg wrote:
>>>
>>>Steve said [in Feb 2008] he wanted to try to make the solution
>>>more scalable so I am awaiting a new patch.
>> 
>>Hm, all I needed was this patch. It might fire up some people,
>>but it's got all the scalability I could think of..
>
>Jan - there is obviously no way I could apply this patch
>so late in the cycle. 

2.6.29 just started, did not it. Even if not, just queue it for
the next.

>The original patch that made this a CONFIG option is
>then much better as we avoid forcing new and untested
>behaviour on the users.
>
>We all know that compressing the modules are simple.
>And unless someone comes up with *very* good arguments
>then we should just use gzip with default parameters.

Besides the -9 flag, where would there be nondefault
parameters?

>If we go for the "keep the .ko extension but compress"
>then someone needs to answer the obvious questions:
>
>- will this break on a typical distribution

No; module-init-tools already uses gzopen even on
uncompressed files.

>- will this break busybox users

I did not see any gzip support in there, so the
answer is likely "yes, as usual".
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