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Re: [Xen-devel] (v2) Design proposal for RMRR fix

>>> On 14.01.15 at 13:12, <george.dunlap@xxxxxxxxxxxxx> wrote:
> On 01/14/2015 10:24 AM, Jan Beulich wrote:
>>> for other usages like hotplug/migration:
>>>     reserved_regions = [ 'host, 0/1', 'start, end, 0/1', 'start, end, 0/1', 
>>> ...]
>>> If 'host' is specified, it implies rmrr_host, besides user can specific 
>>> explicit ranges according to his detail requirement.
>> For host the flag makes sense, but for the explicitly specified regions
>> - as said before - I don't think it does.
> I thought we wanted to be able to specify regions that weren't on this
> host, but were on another host, so that an admin could migrate to
> another host and add devices there which might have RMRRs?

Correct. But as being admin specified, there shouldn't be a try/force
flag associated with them: When the admin asks for such regions,
they need to be observed no matter what (or guest creation needs
to fail).


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