[virtio-dev] Re: [virtio-comment] [PATCH 5/5] virtio-pci: implement VIRTIO_F_QUEUE_STATE

Zhu, Lingshan
2023-09-12T10:35:31Z

On 9/12/2023 6:33 PM, Parav Pandit wrote:
>> From: virtio-comment@lists.oasis-open.org <virtio-comment@lists.oasis-
>> open.org> On Behalf Of Zhu, Lingshan
>> Sent: Tuesday, September 12, 2023 3:57 PM
>>> It is the base line implementation of leading OS such as Linux kernel.
>>>
>>> Decade mature stack like vfio recommends support for p2p as base line
>> without which multiple devices migration can fail as hypervisor has no
>> knowledge if two devices are interacting or not.
>>> [1]
>>> https://lists.oasis-open.org/archives/virtio-comment/202309/msg00071.h
>>> tml
>> still, why do you think P2P is a concern of live migration? Or why do you think
>> Live Migration should implement special support for P2P?
> It is because p2p needs to work with live migration.
> You probably missed the response.
> I answered before at [1].
I mean, why do you think my series can not work with P2P
>
> [1] https://lore.kernel.org/virtio-comment/PH0PR12MB5481961B5EA6DEE900CCF068DCF1A@PH0PR12MB5481.namprd12.prod.outlook.com/