On Thu, 25 Jun 2020 12:17:55 +0200 Cornelia Huck <coh...@redhat.com> wrote:
> On Thu, 25 Jun 2020 12:04:26 +0200 > Marc Hartmayer <mhart...@linux.ibm.com> wrote: > > > This RFC is about enabling virtio-fs on s390x. For that we need > > + some shim code (first patch), and we need > > + libvhost-user to deal with virtio endiannes as mandated by the spec. > > > > The second part is trickier, because unlike QEMU we are not certain > > about the guest's native endianness, which is needed to handle the > > legacy-interface appropriately. In fact, this is the reason why just > > RFC. > > > > One of the open questions is whether to build separate versions, one > > for guest little endian and one for guest big endian, or do we want > > something like a command line option? (Digression on the libvirt > > modeling) > > > > A third option would be to refuse legacy altogether. > > The third option looks the most tempting to me. It is a new device, so > I don't think there's much of a case to be made for pre-virtio-1 > support? > > Yes, virtio-fs is a new device, but libvhost-user is not specific to virtio-fs. Regards, Halil
