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

Oliver Upton oliver.upton at linux.dev
Mon Oct 23 23:57:22 PDT 2023


On Tue, Sep 12, 2023 at 02:16:47PM +0000, Ard Biesheuvel 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: Oliver Upton <oliver.upton at linux.dev>

-- 
Thanks,
Oliver



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