linux-kernel - Re: [GIT PULL] x86 setup: correct booting on 486 (revised)

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Message-ID: <47309389.3080403@goop.org>
Date:	Tue, 06 Nov 2007 08:17:13 -0800
From:	Jeremy Fitzhardinge <jeremy@...p.org>
To:	"H. Peter Anvin" <hpa@...or.com>
CC:	"Eric W. Biederman" <ebiederm@...ssion.com>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Thomas Gleixner <tglx@...utronix.de>,
	Ingo Molnar <mingo@...hat.com>,
	Mikael Petterson <mikpe@...uu.se>
Subject: Re: [GIT PULL] x86 setup: correct booting on 486 (revised)

H. Peter Anvin wrote:
> The ELF note format is sane enough, although it looks like it's not
> self-terminating, so we'd either need an offset and a length field, or
> adopt the convention that namesz = descsz = type = 0 terminates the
> block (I prefer the latter, myself.)

Hm, I think offset+length would be better: it's how they're represented
in a normal ELF file, so you can just extract the length if you're
extracting the notes.  Also, generating a terminating note with the
current linker-based notes machinery would be a bit of a pain.

    J
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