Re: [PATCH 1/3] target/arm: Create kvm_arm_svm_supported

[Zenghui Yu]

Hi Richard,

On 2022/7/26 2:14, Richard Henderson wrote:
> Indication for support for SVE will not depend on whether we
> perform the query on the main kvm_state or the temp vcpu.
> Mirror kvm_arm_pauth_supported.
>
> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
> ---
>  target/arm/kvm64.c | 7 ++++++-
>  1 file changed, 6 insertions(+), 1 deletion(-)
>
> diff --git a/target/arm/kvm64.c b/target/arm/kvm64.c
> index d16d4ea250..36ff20c9e3 100644
> --- a/target/arm/kvm64.c
> +++ b/target/arm/kvm64.c
> @@ -496,6 +496,11 @@ static bool kvm_arm_pauth_supported(void)
>              kvm_check_extension(kvm_state, KVM_CAP_ARM_PTRAUTH_GENERIC));
>  }
>  
> +static bool kvm_arm_svm_supported(void)
> +{
> +    return kvm_check_extension(kvm_state, KVM_CAP_ARM_SVE);
> +}
> +

Not sure if it's a typo. Maybe we should instead use
kvm_arm_sve_supported() which was introduced in commit 14e99e0fbbc6.

Zenghui