Re: [PATCH] KVM: arm64: Writable TGRAN*_2
From: Marc Zyngier
Date: Sun Mar 09 2025 - 14:24:52 EST
On Thu, 06 Mar 2025 18:40:13 +0000,
Sebastian Ott <sebott@xxxxxxxxxx> wrote:
>
> Allow userspace to write the safe (NI) value for ID_AA64MMFR0_EL1.TGRAN*_2.
> Disallow to change these fields for NV since kvm provides a sanitized view
> for them based on the PAGE_SIZE.
> Also add these bits to the set_id_regs selftest.
>
> Signed-off-by: Sebastian Ott <sebott@xxxxxxxxxx>
Acked-by: Marc Zyngier <maz@xxxxxxxxxx>
M.
--
Without deviation from the norm, progress is not possible.