Re: [Qemu-devel] [PATCH 00/13] virtio migration: Flip outer layer to vmstate

[Gerd Hoffmann]

  Hi,

> I think the first two patches are the most controversial;
> they remove migration support for old version of virtio-net and virtio-serial;
> (for virtio-net versions prior to 0.11 and for virtio-serial prior to 0.13).
> I'm working on the basis that migration has bit rotted enough so
> that the streams aren't migration compatible for that long back
> on upstream - but if anyone knows otherwise please shout.

We've gone great lengths to avoid new versions by using subsections
instead for *years*.  So if we are going to cut live migration support
from ancient versions now:  Can we possibly remove the versioning
altogether?

cheers,
  Gerd