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

[Michael S. Tsirkin]

On Thu, Aug 01, 2024 at 04:45:17PM +0100, Daniel P. Berrangé wrote:
> So to ensure a QEMU is started with migration compatible features
> will still require teaching libvirt about every single feature
> that has a host kernel dependancy, so libvirt (or the app using
> libvirt) knows to turn this off. This is alot more work for both
> libvirt & the mgmt app, than having QEMU provide the generic
> "platforms" concept which is extensible without needing further
> work outside QEMU.

I am just not sure it can all amount to selecting from a list.
For example, some resource can be limited on one host or another.
Thus we get a number. Or there could be a set of N flags, with 2^N
combinations.

-- 
MST