Re: [virtio-dev] VIRTIO adoption in other hypervisors

[Stefan Hajnoczi <stefanha@redhat.com>]

On Fri, Feb 28, 2020 at 10:16:21AM +0000, Alex Bennée wrote:
> I'm currently trying to get my head around virtio and was wondering how
> widespread adoption of virtio is amongst the various hypervisors and
> emulators out there.
> 
> Obviously I'm familiar with QEMU both via KVM and even when just doing
> plain emulation (although with some restrictions). As far as I'm aware
> the various Rust based VMMs have vary degrees of support for virtio
> devices over KVM as well. CrosVM specifically is embracing virtio for
> multi-process device emulation.
> 
> I believe there has been some development work for supporting VIRTIO on
> Xen although it seems to have stalled according to:
> 
>   https://wiki.xenproject.org/wiki/Virtio_On_Xen
> 
> Recently at KVM Forum there was Jan's talk about Inter-VM shared memory
> which proposed ivshmemv2 as a VIRTIO transport:
> 
>   https://events19.linuxfoundation.org/events/kvm-forum-2019/program/schedule/
> 
> As I understood it this would allow Xen (and other hypervisors) a simple
> way to be able to carry virtio traffic between guest and end point.
> 
> So some questions:
> 
>   - Am I missing anything out in that summary?

VirtualBox has virtio-net support:
https://www.virtualbox.org/manual/ch06.html

>   - How about HyperV and the OSX equivalent?

macOS has *guest* drivers for VIRTIO devices:
https://www.kraxel.org/blog/2019/06/macos-qemu-guest/

Stefan

Attachment: signature.asc
Description: PGP signature