On 11.09.2025 13:53, Alejandro Vallejo wrote:
> PVH guests have no DM, so this causes the guest to fetch the online CPU
> bitmap from an unbacked 0xaf00 PIO port when executing the GPE handler.
> 
> Seeing how ACPI CPU hotplug is the only event delivered via GPE, remove
> the GPE handler in addition to anything ACPI CPU hotplug related.
> 
> This shrinks PVH's DSDT substantially and prevents spuriously executing
> a large amount of AML with no purpose at all.
> 
> Signed-off-by: Alejandro Vallejo <[email protected]>

Reviewed-by: Jan Beulich <[email protected]>

> ---
> v2:
>   * Adjusted commit message
>   * All other tags except S-by moved to patch 1.

This will want backporting; I expect finding a suitable commit for a Fixes:
tag is somewhat difficult.

Jan

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