linux-kernel - Re: [PATCH] ACPI suspend: Blacklist HP xw4600 Workstation for old code ordering

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Message-ID: <20081015141526.GA5633@srcf.ucam.org>
Date:	Wed, 15 Oct 2008 15:15:26 +0100
From:	Matthew Garrett <mjg59@...f.ucam.org>
To:	"Rafael J. Wysocki" <rjw@...k.pl>
Cc:	Len Brown <lenb@...nel.org>,
	ACPI Devel Maling List <linux-acpi@...r.kernel.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	LKML <linux-kernel@...r.kernel.org>,
	John Brown <john.brown3@...com>
Subject: Re: [PATCH] ACPI suspend: Blacklist HP xw4600 Workstation for old code ordering

On Wed, Oct 15, 2008 at 04:05:35PM +0200, Rafael J. Wysocki wrote:
> On Wednesday, 15 of October 2008, Matthew Garrett wrote:
> > I think trying to work out what would be more useful than just adding it to
> > a blacklist. 
> 
> Well, machines that require the "old" ordering are simply broken, because
> you just can't assume that specific devices are not in D3 before you
> execute _PTS.
> 
> IOW, we aren't doing anything wrong and the BIOS is buggy.

So how does Windows cope with this?

-- 
Matthew Garrett | mjg59@...f.ucam.org
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