Re: (proposal) RE: [PATCH v7 00/16] vfio: expose virtual Shared Virtual Addressing to VMs

Jason Wang
2020-10-22T04:39:23Z

On 2020/10/22 上午11:54, Liu, Yi L wrote:
> Hi Jason,
>
>> From: Jason Wang <jasowang@redhat.com>
>> Sent: Thursday, October 22, 2020 10:56 AM
>>
> [...]
>> If you(Intel) don't have plan to do vDPA, you should not prevent other vendors
>> from implementing PASID capable hardware through non-VFIO subsystem/uAPI
>> on top of your SIOV architecture. Isn't it?
> yes, that's true.
>
>> So if Intel has the willing to collaborate on the POC, I'd happy to help. E.g it's not
>> hard to have a PASID capable virtio device through qemu, and we can start from
>> there.
> actually, I'm already doing a poc to move the PASID allocation/free interface
> out of VFIO. So that other users could use it as well. I think this is also
> what you replied previously. :-) I'll send out when it's ready and seek for
> your help on mature it. does it sound good to you?

Yes, fine with me.

Thanks

>
> Regards,
> Yi Liu
>
>> Thanks
>>
>>