On Nov 11, 2010, at 8:25
AM, Konrad Rzeszutek Wilk <
konrad.wilk@xxxxxxxxxx> wrote:
>>> Well, I am working on a PCI E820 hole thingie,
>>
>>
>> If this for the 4GB mem limit on pvops domUs?
>
> Yup. I got it to boot nicely yesterday too. The patches are in
> devel/e820-hole, _but_ you need patches for the toolstack. Those
> aren't ready yet (they are quite skanky right now).
Fantastic. I'm looking forward to this.
>
>>> Hmm, so the difference between that and the upstream is the PVonHVM and
>>> the initial domain 0 support (all in Stefano's tree).
>>>
>>
>> I tried disabling the CONFIG_XEN_PVHVM with no change. (see the "2.6.37-rc1
>> mainline domU - BUG: unable to handle kernel paging request" thread.
>> Is that
sufficient to eliminate the PnonHVM from the equation?
>
> Yes should be. And based on your output it doesn't seem to make much difference.
>
> I think bisecting the code and just running as DomU PV (without PCI passthrough)
> and trying different kernels: 2.6.36, 2.6.35, 2.6.34 and seeing if you get the
> same or similar hang can help us a bit. If you can get hold of Boris you could
> both coordinate this?
Any particular pvops branch, or mainline Linux?
-Bruce
>
> I've got to fix this AMD bootup hang, but once I am done I can switch over to this,
> unless somebody else picks it up (Jeremy, Stefano, Ian?)
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