Re: [Xen-devel] Using debug-key 'o: Dump IOMMU p2m table, locks up machine

["Jan Beulich" <JBeulich@xxxxxxxx>]

>>> On 01.09.12 at 02:42, Santosh Jodh <Santosh.Jodh@xxxxxxxxxx> wrote:
> BTW, I should add that 1:1 mapping for the VM seems very suspicious. Wei can 
> comment for sure.

For PV guests, that's very much expected, I would say.

Jan

>> -----Original Message-----
>> From: Santosh Jodh
>> Sent: Friday, August 31, 2012 4:58 PM
>> To: 'Sander Eikelenboom'
>> Cc: wei.wang2@xxxxxxx; xen-devel@xxxxxxxxxxxxx 
>> Subject: RE: Using debug-key 'o: Dump IOMMU p2m table, locks up machine
>> 
>> 1:1 mapping is not the common case for gfn-mfn. It is hard to say how much
>> output would shrink by dumping contiguous ranges instead of individual pfns
>> in the general case.



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