Re: [PATCH V2 6/6] virtio-pci: implement dirty page tracking

["Michael S. Tsirkin" <mst@redhat.com>]

On Tue, Nov 07, 2023 at 06:01:27PM +0800, Zhu, Lingshan wrote:
> 
> 
> On 11/6/2023 7:13 PM, Parav Pandit wrote:
> > > From: Zhu, Lingshan <lingshan.zhu@intel.com>
> > > Sent: Monday, November 6, 2023 3:04 PM
> > > So, please no pass-through discussion anymore.
> > If you comment like this, nothing can progress.
> > 
> > What you are implying with above language is:
> > "hey a virtio can do live migration ONLY by creating vdpa device on top of ALREADY virtio device, and you get another virtio device by running through 3 layers of stack you get virtio device on other side!".
> I never say that right? I keep explaining how pass-through and "trap and
> emulate work", I even explained how PASID work.
> > 
> > Then for sure, I disagree to it for 100% for such a single-minded design.
> > 
> > At least I am trying to propose if a solution can work for generic passthrough where least amount of hypervisor mediation is done.
> > 
> > And an extension where hypervisor has choice to more medication layers as it finds suitable.
> > And if there are technical issues, may be two different interfaces or more admin commands needed for two modes.
> > The idea is to attempt to converge and discuss those details, not the opposite.
> > 
> > Your above comment shows a clear sign of non-collaboration to make both mode works.
> Well, I see you are emotional, please take a deep breath and calm down, to
> be professional,
> give yourself a break, and really not necessary to be mad at me.

You aren't just going to stop people being mad by telling them not to.
Try to figure out why did that happen.

-- 
MST