linux-kernel - Re: [PATCH] x86 / reboot: Blacklist Dell OptiPlex 990 known to require PCI reboot

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Message-ID: <CAE2SPAak9xnN8Tbjru3eLN79_JGTGaPWi7w+t=7peN-Nd9f+Bw@mail.gmail.com>
Date:	Mon, 23 Jan 2012 11:28:11 +0100
From:	Bastien ROUCARIES <roucaries.bastien@...il.com>
To:	"H. Peter Anvin" <hpa@...or.com>
Cc:	Matthew Garrett <mjg59@...f.ucam.org>,
	"Rafael J. Wysocki" <rjw@...k.pl>, Ingo Molnar <mingo@...e.hu>,
	Thomas Gleixner <tglx@...utronix.de>,
	LKML <linux-kernel@...r.kernel.org>, x86@...nel.org
Subject: Re: [PATCH] x86 / reboot: Blacklist Dell OptiPlex 990 known to
 require PCI reboot

On Mon, Jan 16, 2012 at 8:21 PM, H. Peter Anvin <hpa@...or.com> wrote:
> On 01/16/2012 03:27 AM, Bastien ROUCARIES wrote:
>>>
>>> Does it work if you disable VT-d in the firmware? If so, then adding it
>>> to the reboot method blacklist is the wrong fix - we need to figure out
>>> why VT-d interferes with Dell's reboot code.
>>
>> Yes it work
>>
>
> This is particularly so since we are very close to having a full Dell
> model catalogue in the kernel...

Ping ? Do you need some dump ? testing ?

Bastien

>        -hpa
>
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