Re: [PATCH v3 12/13] KVM: selftests / xen: don't explicitly set the vcpu_info address
From: David Woodhouse
Date: Mon Sep 18 2023 - 13:14:54 EST
On Mon, 2023-09-18 at 14:41 +0000, Paul Durrant wrote:
> From: Paul Durrant <pdurrant@xxxxxxxxxx>
>
> If the vCPU id is set and the shared_info is mapped using HVA then we can
> infer that KVM has the ability to use a default vcpu_info mapping. Hence
> we can stop setting the address of the vcpu_info structure.
>
> NOTE: We still explicitly set vcpu_info half way through testing (to point
> at exactly the place it already is) to make sure that setting the
> attribute does not fail.
>
> Signed-off-by: Paul Durrant <pdurrant@xxxxxxxxxx>
Reviewed-by: David Woodhouse <dwmw@xxxxxxxxxxxx>
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