linux-kernel - Re: Re : [PATCH] Compressed ia32 ELF file generation for loading by Gujin 1/3

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Message-ID: <45D07457.9030006@zytor.com>
Date:	Mon, 12 Feb 2007 06:06:15 -0800
From:	"H. Peter Anvin" <hpa@...or.com>
To:	"Eric W. Biederman" <ebiederm@...ssion.com>
CC:	Etienne Lorrain <etienne_lorrain@...oo.fr>, vgoyal@...ibm.com,
	linux-kernel@...r.kernel.org
Subject: Re: Re : [PATCH] Compressed ia32 ELF file generation for loading
 by Gujin 1/3

Eric W. Biederman wrote:
> 
> With ELF we get a single file format that works on multiple
> architectures and for multiple OS-s, with well understood rules.  This
> allows for a broader audience who can review and maintain the code.
> In addition to the real possibility of multi-architecture or multi-os
> bootloaders.
> 

Well understood MAYBE (although the "virtual" versus "physical" address 
stuff in ELF is clearly misspecified in the extreme), but they are 
clearly not sufficient for presenting a well-defined entry condition. 
So it's not really anywhere near as straightforward as you make it sound.

	-hpa

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