[PATCH v3 00/17] arm64: Use EL2 virtual timer when running VHE

Marc Zyngier maz at kernel.org
Tue Jun 2 07:58:09 PDT 2026


On Sat, 23 May 2026 15:02:25 +0100,
Marc Zyngier <maz at kernel.org> wrote:
> 
> This is the third version of the series initially posted at [1],
> which
> 
> - updates the ACPI GTDT parsing to deal the v3 layout and the EL2
>   virtual timer,
> - moves the architected timer driver to use it when running VHE,
> - fixes a number of DTs to reflect the reality of the HW.
> 
> This results in significant performance uplift in deeper nested virt
> scenarios, at no overhead to the host.
> 
> Patches based on -rc3, tested on Amlogic SM1, QC X1E, Ampere Altra,
> and Apple M2, as well as KVM NV guests.

[...]

Daniel, can you please pick the first 3 patches? Or would you rather
have them routed via the arm64 tree?

Thanks,

	M.

-- 
Without deviation from the norm, progress is not possible.



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