Re: [Xen-devel] [PATCH v2 26/41] arm : acpi add xen environment table

[Parth Dixit <parth.dixit@xxxxxxxxxx>]

+shannon

On 29 May 2015 at 16:13, Jan Beulich <JBeulich@xxxxxxxx> wrote:
>>>> On 29.05.15 at 12:31, <stefano.stabellini@xxxxxxxxxxxxx> wrote:
>> On Thu, 28 May 2015, Jan Beulich wrote:
>>> >>> On 28.05.15 at 14:12, <stefano.stabellini@xxxxxxxxxxxxx> wrote:
>>> > Could you please make a concrete suggestion with table names and fields?
>>>
>>> I already pointed you at 6.0's new FADT field "Hypervisor Vendor
>>> Identity".
>>
>> OK, that is a decent alternative.
>>
>> We don't have a suitable hypercall to retrieve the evtchn PPI but we
>> could add one. Overall I still prefer the table approach, but if you
>> really don't want it, I can live with the hypercalls.
>
> I'm clearly not in the position to force any design decision onto the
> ARM side of Xen. But I continue to be of the opinion that custom
> tables should be a last resort approach only, which isn't warranted
> here (anymore).
>
> Jan
>

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