[PATCH v4 57/61] arm64: kvm: Limit HYP VA and host S2 range to 48 bits when LPA2 is in effect

Marc Zyngier maz at kernel.org
Mon Oct 23 11:43:02 PDT 2023


On Tue, 12 Sep 2023 15:16:47 +0100,
Ard Biesheuvel <ardb at google.com> wrote:
> 
> From: Ard Biesheuvel <ardb at kernel.org>
> 
> The KVM code needs more work to support 5 level paging with LPA2, so for
> the time being, limit KVM to 48 bit addressing on 4k and 16k pagesize
> configurations. This can be reverted once the LPA2 support for KVM is
> merged.
> 
> Signed-off-by: Ard Biesheuvel <ardb at kernel.org>

Acked-by: Marc Zyngier <maz at kernel.org>

	M.

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



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