From: Andi Kleen <ak@suse.de>
To: Andrea Arcangeli <andrea@suse.de>
Cc: "Eric W. Biederman" <ebiederm@xmission.com>,
Tigran Aivazian <tigran@aivazian.fsnet.co.uk>,
Tigran Aivazian <tigran@veritas.com>,
"H. Peter Anvin" <hpa@transmeta.com>,
Max Inux <maxinux@bigfoot.com>, "H. Peter Anvin" <hpa@zytor.com>,
linux-kernel@vger.kernel.org
Subject: Re: bzImage ~ 900K with i386 test11-pre2
Date: Sun, 12 Nov 2000 16:44:17 +0100 [thread overview]
Message-ID: <20001112164417.A10464@gruyere.muc.suse.de> (raw)
In-Reply-To: <Pine.LNX.4.21.0011111644110.1036-100000@saturn.homenet> <m1ofzmcne5.fsf@frodo.biederman.org> <20001112122910.A2366@athlon.random> <m1k8a9badf.fsf@frodo.biederman.org> <20001112163705.A4933@athlon.random>
In-Reply-To: <20001112163705.A4933@athlon.random>; from andrea@suse.de on Sun, Nov 12, 2000 at 04:37:05PM +0100
On Sun, Nov 12, 2000 at 04:37:05PM +0100, Andrea Arcangeli wrote:
> > I can tell you don't have real hardware. The non obviousness
>
> Current code definitely works fine on the simnow simulator so if current code
> shouldn't work because it's buggy then at least the simulator is sure buggy as
> well (and that isn't going to be the case as its behaviour is in full sync with
> the specs as far I can see).
The current simulator seems to be buggy in that it checks the SS,DS segments
that were pushed as part of the interrupt stack on iretd (which it
IMHO shouldn't according to the spec). We currently need to have a valid kernel
DS to make the interrupts work.
-Andi
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next prev parent reply other threads:[~2000-11-12 15:56 UTC|newest]
Thread overview: 42+ messages / expand[flat|nested] mbox.gz Atom feed top
2000-11-10 23:37 Robert Lynch
2000-11-10 23:47 ` H. Peter Anvin
2000-11-11 2:25 ` Max Inux
2000-11-11 3:03 ` H. Peter Anvin
2000-11-11 5:28 ` Chmouel Boudjnah
2000-11-11 11:27 ` Max Inux
2000-11-11 11:28 ` Jan Niehusmann
2000-11-11 11:38 ` bzImage ~ 900K with i386 test11-pre2, I stand corrected Max Inux
2000-11-11 13:49 ` bzImage ~ 900K with i386 test11-pre2 James A. Sutherland
2000-11-11 20:08 ` H. Peter Anvin
2000-11-11 11:36 ` Tigran Aivazian
2000-11-11 11:38 ` Tigran Aivazian
2000-11-11 11:52 ` Max Inux
2000-11-11 14:42 ` Andrea Arcangeli
2000-11-11 14:51 ` Tigran Aivazian
2000-11-11 16:26 ` Andrea Arcangeli
2000-11-11 16:46 ` Tigran Aivazian
2000-11-11 18:47 ` Andrea Arcangeli
2000-11-11 19:35 ` Eric W. Biederman
2000-11-12 11:29 ` Andrea Arcangeli
2000-11-12 13:14 ` Eric W. Biederman
2000-11-12 15:37 ` Andrea Arcangeli
2000-11-12 15:44 ` Andi Kleen [this message]
2000-11-12 16:33 ` Andrea Arcangeli
2000-11-12 18:57 ` Eric W. Biederman
2000-11-12 19:33 ` Andi Kleen
2000-11-16 17:43 ` Eric W. Biederman
2000-11-12 22:30 ` Andrea Arcangeli
2000-11-12 19:20 ` Eric W. Biederman
2000-11-12 23:03 ` Andrea Arcangeli
2000-11-11 20:09 ` H. Peter Anvin
2000-11-12 16:22 ` Andrea Arcangeli
2000-11-11 16:05 ` Andrzej Krzysztofowicz
2000-11-11 17:27 ` Jeff Garzik
2000-11-14 14:02 ` Werner Almesberger
2000-11-11 5:47 ` Peter Samuelson
2000-11-11 14:30 ` Andi Kleen
2000-11-11 15:43 ` Thomas Köhler
2000-11-11 18:03 ` Robert Lynch
2000-11-11 18:30 ` Andi Kleen
2000-11-11 18:57 ` Robert Lynch
2000-11-11 20:35 ` Andi Kleen
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