Re: [RFC v3] VFIO Migration

[Michael S. Tsirkin]

On Wed, Nov 11, 2020 at 03:48:50PM +0000, Daniel P. Berrangé wrote:
> In terms of validation I can't help but feel the whole proposal is
> really very complicated.
> 
> In validating QEMU migration compatibility we merely compare the
> versioned machine type.
> 
> IIUC, in this proposal, it would be more like exploding the machine
> type into all its 100's of properties and then comparing each one
> individually.
> 
> I really prefer the simpler model of QEMU versioned machine types
> where compatibility is a simple string comparison, hiding the
> 100's of individual config parameters.  

I think we need to ship a tool with QEMU that handles this complexity.
If the tool spits out a very long string with all the needed parameters,
management won't need to care that it's not just a short
machine type.

-- 
MST