[PATCH 4/4] KVM: arm64: selftest: vgic-v3: Add basic GICv3 sysreg userspace access test

[Sebastian Ott]

On Fri, 18 Jul 2025, Marc Zyngier wrote:

> We have a lot of more or less useful vgic tests, but none of them
> tracks the availability of GICv3 system registers, which is a bit
> annoying.
>
> Add one such test, which covers both EL1 and EL2 registers.
>
> Signed-off-by: Marc Zyngier <maz at kernel.org>

Reviewed-by: Sebastian Ott <sebott at redhat.com>