Re: [RFC v3 4/5] target/arm: Enable feature ARM_FEATURE_EL2 if EL2 is supported

[Richard Henderson]

On 3/26/24 08:22, Eric Auger wrote:
> From: Haibo Xu<haibo.xu@linaro.org>
>
> KVM_CAP_ARM_EL2 must be supported by the cpu to enable ARM_FEATURE_EL2.
> In case the host does support NV, expose the feature.
>
> Signed-off-by: Haibo Xu<haibo.xu@linaro.org>
> Signed-off-by: Miguel Luis<miguel.luis@oracle.com>
> Signed-off-by: Eric Auger<eric.auger@redhat.com>
>
> ---
> v2 -> v3:
> - check pmu->has_el2 on kvm_arch_init_vcpu() when setting
>    KVM_ARM_VCPU_HAS_EL2 feature (Peter)
>
> v1 -> v2:
> - remove isar_feature_aa64_aa32_el2 modif in target/arm/cpu.h
>    [Richard] and use el2_supported in kvm_arch_init_vcpu
> ---
>   target/arm/kvm.c | 16 ++++++++++++++++
>   1 file changed, 16 insertions(+)

Reviewed-by: Richard Henderson <richard.henderson@linaro.org>

r~