Re: [RFC PATCH v1 3/4] KVM: arm64: GICv4.1: Restore VLPI's pending state to physical side

Marc Zyngier
2020-12-01T10:56:21Z

On 2020-11-30 07:23, Shenming Lu wrote:

Hi Shenming,

> We are pondering over this problem these days, but still don't get a
> good solution...
> Could you give us some advice on this?
>
> Or could we move the restoring of the pending states (include the sync
> from guest RAM and the transfer to HW) to the GIC VM state change
> handler,
> which is completely corresponding to save_pending_tables (more
> symmetric?)
> and don't expose GICv4...

What is "the GIC VM state change handler"? Is that a QEMU thing?
We don't really have that concept in KVM, so I'd appreciate if you could
be a bit more explicit on this.

Thanks,

M.
--
Jazz is not dead. It just smells funny...