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
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