Re: [Qemu-devel] [PATCH 1/4] char: add a post_load callback

[Alon Levy]

> On 03/20/13 17:59, Alon Levy wrote:
> >> > I thought we previously discussed this?  Just implement a
> >> > migration
> >> > hook
> >> > in the spice code.
> > We did and Gerd objected so I sent this to have this discussion
> > again, with him.
> 
> migration section != migration hook.
> 
> I think what Anthony asks for is to register a migration state
> notifier
> and handle the post-migration action there instead of adding a
> chardev
> callback.

Yes, but then to know if the frontend (aka guest, aka 
virtio-console/virtio-serial-bus) is connected we need some api in the chardev 
layer, which is what I asked about. That way spice-qemu-char doesn't need to 
keep any vmstate.

> 
> cheers,
>   Gerd
> 
> 
> 
>