Re: [Qemu-devel] [PATCH 3/4] net/virtio: add failover support

[Michael S. Tsirkin]

On Fri, May 31, 2019 at 02:29:33PM -0600, Alex Williamson wrote:
> I don't know what this frontend/backend rework would
> look like for vfio-pci, but it seems non-trivial for this one use case
> and I don't see that it adds any value outside of this use case,
> perhaps quite the opposite, it's an overly complicated interface for
> the majority of use cases so we either move to a more complicated
> interface or maintain both.  Poor choices either way.

Well put Alex this is what I meant when I said it's a useless
interface. I meant it only has a single use.