On Fri, Oct 14, 2022 at 6:44 AM Srivatsa Vaddagiri
<[email protected]> wrote:
> I have been checking in what scenario we may see KVM_SET_USER_MEMORY_REGION 
> being
> invoked to modify memory mapping (add or remove region of memory from VM)
> *after* VM has booted. Memory hotplug may be one? Any other scenario?

Turning ROM BARs on and off, and PCI hotplug of passthrough devices
(because BARs are backed by host physical addresses).

Paolo


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