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From: "H. Peter Anvin" <hpa@zytor.com>
To: Jeremy Fitzhardinge <jeremy@goop.org>
Cc: "Eric W. Biederman" <ebiederm@xmission.com>,
	Linus Torvalds <torvalds@linux-foundation.org>,
	Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
	Thomas Gleixner <tglx@linutronix.de>,
	Ingo Molnar <mingo@redhat.com>, Mikael Petterson <mikpe@it.uu.se>
Subject: Re: [GIT PULL] x86 setup: correct booting on 486 (revised)
Date: Tue, 06 Nov 2007 08:27:52 -0800	[thread overview]
Message-ID: <47309608.9030200@zytor.com> (raw)
In-Reply-To: <47309389.3080403@goop.org>

Jeremy Fitzhardinge wrote:
> 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.

.notes : {
	*(.note.*)
	. = ALIGN(4);
	LONG(0);
	LONG(0);
	LONG(0);
}

Am I missing something?


  reply	other threads:[~2007-11-06 16:28 UTC|newest]

Thread overview: 27+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-11-05  2:16 [GIT PULL] x86 setup: correct booting on 486 (revised) H. Peter Anvin
2007-11-05  3:58 ` H. Peter Anvin
2007-11-05 17:15   ` Linus Torvalds
2007-11-05 17:56     ` H. Peter Anvin
2007-11-05 18:12       ` Linus Torvalds
2007-11-05 18:32         ` H. Peter Anvin
2007-11-05 18:36           ` Linus Torvalds
2007-11-05 20:21             ` Eric W. Biederman
2007-11-05 20:31               ` H. Peter Anvin
2007-11-05 20:51                 ` Jeremy Fitzhardinge
2007-11-05 21:06                   ` H. Peter Anvin
2007-11-06  0:59                     ` Jeremy Fitzhardinge
2007-11-06  1:11                       ` H. Peter Anvin
2007-11-06  1:18                         ` Jeremy Fitzhardinge
2007-11-06  1:31                           ` H. Peter Anvin
2007-11-06 16:17                             ` Jeremy Fitzhardinge
2007-11-06 16:27                               ` H. Peter Anvin [this message]
2007-11-06 16:55                                 ` Jeremy Fitzhardinge
2007-11-06 17:00                                   ` H. Peter Anvin
2007-11-06 17:09                                     ` Eric W. Biederman
2007-11-06 17:57                                       ` H. Peter Anvin
2007-11-06 18:27                                         ` Eric W. Biederman
2007-11-06 18:41                                           ` H. Peter Anvin
2007-11-06 17:04                                 ` Eric W. Biederman
2007-11-05 21:14                 ` Eric W. Biederman
2007-11-05 21:28                   ` H. Peter Anvin
2007-11-05 21:58                     ` Eric W. Biederman

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