On Tue, Dec 15, 2015 at 11:45:56AM +0300, Pavel Fedin wrote:
> Hello!
>
> > I mean I do find that qemu_annouce_self composes an ARP
> > broadcoast request, but it seems that I didn't catch it on
> > the target host.
> >
> > Something wrong, or someting I missed?
>
> To tell the truth, i don't know. I am also learning qemu internals on the
> fly. Indeed, i see that it should announce itself.
I was acutally asking Peter. Sorry for not making it clear and
thanks for your reply, anyway :)
> But
> this brings up a question: why do we need special announce procedure in
> vhost-user then?
Note quite sure. I found Thibaut submitted a patch to send
VHOST_USER_SEND_RARP request after migration is done months
ago. Thibaut, would you please elaborate it a bit more what
should be done on vhost-user backend? To construct a gratuitous
ARP request and broadcast it?
> I think you can add some debug output and see how it works in realtime. This
> is what i normally do when i don't understand in which
> sequence things happen.
Thanks.
--yliu
>
> Kind regards,
> Pavel Fedin
> Expert Engineer
> Samsung Electronics Research center Russia
>
