[PATCH 07/19] KVM: arm64: vgic-v3: Simplify vgic_v3_has_cpu_sysregs_attr()

[Reiji Watanabe]

On Wed, Jul 6, 2022 at 9:43 AM Marc Zyngier <maz at kernel.org> wrote:
>
> Finding out whether a sysreg exists has little to do with that
> register being accessed, so drop the is_write parameter.
>
> Also, the reg pointer is completely unused, and we're better off
> just passing the attr pointer to the function.
>
> This result in a small cleanup of the calling site, with a new
> helper converting the vGIC view of a sysreg into the canonical
> one (this is purely cosmetic, as the encoding is the same).
>
> Signed-off-by: Marc Zyngier <maz at kernel.org>

Reviewed-by: Reiji Watanabe <reijiw at google.com>