linux-kernel - Re: [PATCH 0/9] AMD IOMMU cleanups, fixes and IVRS bug workarounds

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Message-ID: <CAKocOOMZ-s-SHdJ0mb=EngiS2szGraK+=GNPpkmwALhi1hutnQ@mail.gmail.com>
Date:	Sat, 13 Apr 2013 17:14:24 -0600
From:	Shuah Khan <shuahkhan@...il.com>
To:	Joerg Roedel <joro@...tes.org>
Cc:	Andrew Cooks <acooks@...il.com>,
	"open list:INTEL IOMMU (VT-d)" <iommu@...ts.linux-foundation.org>,
	open list <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 0/9] AMD IOMMU cleanups, fixes and IVRS bug workarounds

On Sat, Apr 13, 2013 at 9:26 AM, Joerg Roedel <joro@...tes.org> wrote:
> On Sat, Apr 13, 2013 at 11:06:22PM +0800, Andrew Cooks wrote:
>> On Fri, Apr 12, 2013 at 4:06 PM, Joerg Roedel <joro@...tes.org> wrote:
>
>> > Oh, that's sad. You were the only one having a machine wich actually has
>> > unity-mapped ranges defined in the BIOS table. The code for those
>> > mappings was basically untested before you ran it on that machine.
>> >
>> What is the machine in question? Maybe someone else has access to one,
>> if it's not too exotic.
>
> Shuah had access to a HP server machine (don't know which one) that
> defined unity-map ranges in the BIOS table. Shuah certainly knows the
> details about that machine.
>

Joerg/Andrew,

It is a DL385 Gen8 server. Unfortunately I left HP as of yesterday and no longer
have access to the system. Maybe there others that have access to one.

-- Shuah
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