Re: [Qemu-devel] [PATCH v3] vmgenid: allow VM Generation ID modification via QMP/HMP

[Daniel P . Berrangé]

On Fri, Mar 02, 2018 at 10:37:20AM +0200, Or Idgar wrote:
> From: Or Idgar <address@hidden>
> 
> This patch allow changing the Virtual Machine Generation
> ID through QMP/HMP while the vm guest is running.
> the spec (http://go.microsoft.com/fwlink/?LinkId=260709)
> mentions that "when the generation ID changes, execute an
> ACPI Notify operation on the generation ID device".
> To test it we need the ability to set the generation ID
> online. QMP/HMP allows that.

If we want to test vmgenid, why don't we simply trigger one of
the mgmt actions that are required to change vmgenid. eg do a
savevm, followed by a loadvm to restore from snapshot. This would
be better testing of the real world usage of this feature.

Regards,
Daniel
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