Re: [Xen-devel] Option iommu=1 causes hypervisor to start debugger

[Alexia Benington <alexbenington@xxxxxxxxx>]

Here it is. Thanks.

-Alex

On Tue, Feb 3, 2009 at 9:52 PM, Zhao, Yu <yu.zhao@xxxxxxxxx> wrote:
> Can you please apply the attached patch and grab the log again?
>
> Thanks,
> Yu
>
>>-----Original Message-----
>>From: Alexia Benington [mailto:alexbenington@xxxxxxxxx]
>>Sent: Wednesday, February 04, 2009 10:27 AM
>>To: Zhao, Yu
>>Cc: Keir Fraser; xen-devel@xxxxxxxxxxxxxxxxxxx
>>Subject: Re: [Xen-devel] Option iommu=1 causes hypervisor to start debugger
>>
>>I was referring to the fix titled "ioemu: fix PCI ROM handling problem
>>in passthrough". Seriously, I don't even know if the problem is
>>related. Just trying something because I'm totally clueless now.
>>
>>I've attached the lspci. Let me know if you need more info. Will be
>>glad to provide.
>>
>>Thanks guys.
>>
>>- Alex
>>
>>On Tue, Feb 3, 2009 at 8:55 PM, Zhao, Yu <yu.zhao@xxxxxxxxx> wrote:
>>> Which patch are you talking about? Since we can't get any clue from your
>>> log, can you please send us the output of `lspci -vvv'?
>>>
>>> Thanks,
>>> Yu
>>>
>>> Alexia Benington wrote:
>>>>
>>>> Thanks Keir. Perhaps I should try with Yu Zhao's patch and see if that
>>>> fixes the problem.
>>>>
>>>> -Alex
>>>>
>>>> On Tue, Feb 3, 2009 at 3:06 AM, Keir Fraser <keir.fraser@xxxxxxxxxxxxx>
>>>> wrote:
>>>>>
>>>>> It's needed for passing through physical devices to HVM guests.
>>>>>
>>>>>  -- Keir
>>>>>
>>>>> On 02/02/2009 23:42, "Alexia Benington" <alexbenington@xxxxxxxxx> wrote:
>>>>>
>>>>>> If I do not include the iommu option, I/O virtualisation is disabled.
>>>>>> I never thought that iommu is a necessary prerequisite for I/O virt,
>>>>>> or am I mistaken?
>>>>>>
>>>>>> -Alex
>>>>>>
>>>>>> _______________________________________________
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>>>>>> Xen-devel@xxxxxxxxxxxxxxxxxxx
>>>>>> http://lists.xensource.com/xen-devel
>>>>>
>>>>>
>>>>
>>>> _______________________________________________
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>>>> http://lists.xensource.com/xen-devel
>>>
>>>
>

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