From: "H. Peter Anvin" <hpa@zytor.com>
To: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Jeremy Fitzhardinge <jeremy@goop.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>,
Eric Biederman <ebiederm@xmission.com>
Subject: Re: [GIT PULL] x86 setup: correct booting on 486DX4
Date: Sun, 04 Nov 2007 16:02:51 -0800 [thread overview]
Message-ID: <472E5DAB.8080804@zytor.com> (raw)
In-Reply-To: <alpine.LFD.0.999.0711041546510.15101@woody.linux-foundation.org>
Linus Torvalds wrote:
>
> And Linux always did it correctly. I don't understand why you disagree,
> and why Jeremy says
>
> "Having successfully broken the rules for a long time so far,
> maybe we can get away with still cutting corners..."
>
> when the fact is, we used to *not* cut corners, we used to *not* break the
> rules, and what we used to do (a short jump immediately after setting PE)
> was exactly what Intel always said you should do, and there is no question
> what-so-ever about it.
>
Apparently because the Intel documentation disagrees with itself.
That's all.
-hpa
next prev parent reply other threads:[~2007-11-05 0:07 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <200711042259.lA4Mxa0n025210@tazenda.hos.anvin.org>
2007-11-04 23:17 ` [GIT PULL] x86 setup: correct booting on 486DX4 Linus Torvalds
2007-11-04 23:25 ` Linus Torvalds
2007-11-04 23:36 ` H. Peter Anvin
2007-11-04 23:26 ` H. Peter Anvin
2007-11-04 23:59 ` Linus Torvalds
2007-11-05 0:02 ` H. Peter Anvin [this message]
2007-11-05 0:12 ` H. Peter Anvin
2007-11-05 0:43 ` Eric W. Biederman
2007-11-05 1:10 ` Linus Torvalds
2007-11-04 23:27 ` Jeremy Fitzhardinge
2007-11-04 22:57 H. Peter Anvin
2007-11-05 0:14 ` Eric W. Biederman
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