Re: [virtio-comment] [PATCH v1 1/8] admin: Add theory of operation for device migration

["Zhu, Lingshan" <lingshan.zhu@intel.com>]

On 10/16/2023 5:00 PM, Michael S. Tsirkin wrote:
> On Mon, Oct 16, 2023 at 04:41:46PM +0800, Zhu, Lingshan wrote:
> > On 10/13/2023 7:28 PM, Michael S. Tsirkin wrote:
> > > On Fri, Oct 13, 2023 at 05:06:02PM +0800, Zhu, Lingshan wrote:
> > > > Hint: how do you define device context for every device type, e.g,
> > > > virtio-fs.
> > > > Don't say you only migrate virito-net or blk.
> > > Indeed. I don't think anyone can avoid either defining that or
> > > leaving that completely up to implementations and just hoping
> > > they don't miss anything. Given the choice I'm definitely for
> > > defining. Each device must grow a "migration" section documenting
> > > the context.
> > Yes, I agree, so let's implement a stateless live migration first.
> >
> > Thanks,
> > Zhu Lingshan
> Not sure what is stateless migration - I don't see how
> you can both agree and say let's not define how to migrate state.
Yes, that is the point