Re: [PATCH v2 4/4] virtio-net: Add support for USO features

On Mon, Aug 05, 2024 at 06:37:58PM +0900, Akihiko Odaki wrote:

If cross-migrate=off, QEMU can still migrate on the same host (checkpoint and restart). QEMU can also migrate across hosts if the user ensures they are on the same platform.

What is so special about checkpoint/restart? I guess we hope that downgrades are uncommon, but they are possible... -- MST