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Re: [Xen-devel] [PATCH v2 07/10] vm_event: Add vm_event_ng interface
- To: Paul Durrant <Paul.Durrant@xxxxxxxxxx>
- From: Jan Beulich <JBeulich@xxxxxxxx>
- Date: Fri, 19 Jul 2019 12:59:34 +0000
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- Cc: 'Petre Ovidiu PIRCALABU' <ppircalabu@xxxxxxxxxxxxxxx>, Stefano Stabellini <sstabellini@xxxxxxxxxx>, Wei Liu <wl@xxxxxxx>, Razvan Cojocaru <rcojocaru@xxxxxxxxxxxxxxx>, KonradRzeszutek Wilk <konrad.wilk@xxxxxxxxxx>, Andrew Cooper <Andrew.Cooper3@xxxxxxxxxx>, "Tim\(Xen.org\)" <tim@xxxxxxx>, George Dunlap <George.Dunlap@xxxxxxxxxx>, JulienGrall <julien.grall@xxxxxxx>, Tamas K Lengyel <tamas@xxxxxxxxxxxxx>, "xen-devel@xxxxxxxxxxxxxxxxxxxx" <xen-devel@xxxxxxxxxxxxxxxxxxxx>, Alexandru Stefan ISAILA <aisaila@xxxxxxxxxxxxxxx>, IanJackson <Ian.Jackson@xxxxxxxxxx>, Roger Pau Monne <roger.pau@xxxxxxxxxx>
- Delivery-date: Fri, 19 Jul 2019 13:00:09 +0000
- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
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- Thread-topic: [PATCH v2 07/10] vm_event: Add vm_event_ng interface
On 19.07.2019 14:37, Paul Durrant wrote:
>> From: Jan Beulich <JBeulich@xxxxxxxx>
>> Sent: 19 July 2019 13:32
>>
>> On 19.07.2019 14:11, Paul Durrant wrote:
>>>> -----Original Message-----
>>>> From: Petre Ovidiu PIRCALABU <ppircalabu@xxxxxxxxxxxxxxx>
>>>> Sent: 19 July 2019 12:24
>>>>
>>>> Sorry, my mistake. I meant to say it's shared with MD.
>>>>
>>>> Many thanks for your support,
>>>
>>> Ok, in that case please share with the ID instead.
>>
>> But that's exactly what we want to avoid: If sharing at all, then
>> please with the more privileged entity.
>
> Why? We're talking HVM guests only here IIUC so this is equivalent
> to IOREQ server...
Not sure: The main vm_event.c files live in common/ and arch/x86/
respectively, so I thought at least architecturally VM events were
possible for PV as well. If it's indeed HVM-only, then following
the IOREQ server model in its entirety would of course be fine.
Jan
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