From: Arjan van de Ven <arjan@infradead.org>
To: Andi Kleen <andi@firstfloor.org>
Cc: David Woodhouse <dwmw2@infradead.org>,
torvalds@linux-foundation.org, linux-kernel@vger.kernel.org
Subject: Re: Misc fixes for 2.6.27
Date: Mon, 1 Sep 2008 15:35:17 -0700 [thread overview]
Message-ID: <20080901153517.2f8b1ef8@infradead.org> (raw)
In-Reply-To: <87wshvwl8v.fsf@basil.nowhere.org>
On Tue, 02 Sep 2008 00:32:16 +0200
Andi Kleen <andi@firstfloor.org> wrote:
> David Woodhouse <dwmw2@infradead.org> writes:
> > +
> > +static struct dmi_system_id __initdata intel_iommu_dmi_table[] = {
> > + { /* Some DG33BU BIOS revisions advertised
> > non-existent VT-d */
>
> Are you sure it's non existent? A G33 chipset should have it in
> hardware I thought.
nope they don't/
later ones and some other models do though, but not the G33
>
> I'm not sure this is really the right way to handle this anyways.
> If there's ever a working BIOS it will be blacklisted too. And
> normally BIOS bugs don't come in one board alone, but in a range
> of them and then adding more and more identifiers is quite painful.
the bios bug here is that it accidentally DID advertise the capability,
even though it's not there.
--
If you want to reach me at my work email, use arjan@linux.intel.com
For development, discussion and tips for power savings,
visit http://www.lesswatts.org
next prev parent reply other threads:[~2008-09-01 22:35 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-09-01 20:14 Misc fixes for 2.6.27 David Woodhouse
2008-09-01 22:32 ` Andi Kleen
2008-09-01 22:35 ` Arjan van de Ven [this message]
2008-09-01 23:01 ` Andi Kleen
2008-09-01 23:16 ` Arjan van de Ven
2008-09-02 6:19 ` Andi Kleen
2008-09-02 8:23 ` David Woodhouse
2008-09-03 10:53 ` Blacklist DMAR on Intel G31/G33 chipsets David Woodhouse
2008-09-03 12:09 ` Andi Kleen
2008-09-03 12:22 ` David Woodhouse
2008-09-04 8:54 ` [PATCH] " David Woodhouse
2008-09-05 18:34 ` Ingo Molnar
2008-09-05 18:47 ` David Woodhouse
2008-09-06 15:49 ` Ingo Molnar
2008-09-07 8:20 ` David Woodhouse
2008-09-07 15:35 ` [2.6.27 PATCH] " David Woodhouse
2008-09-09 18:39 ` Jesse Barnes
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