On Fri, Oct 20, 2017 at 08:05:09AM -0700, Dan Williams wrote: > Right, that's the same recommendation I gave. > > https://lists.gnu.org/archive/html/qemu-devel/2017-07/msg08404.html > > ...so maybe I'm misunderstanding your concern? It sounds like we're on > the same page. Yes, the above is exactly what I think we should do it. And in many ways virtio seems overkill if we could just have a hypercall or doorbell page as the queueing infrastructure in virtio shouldn't really be needed.