Re: [PATCH v6 6/6] sev/i386: Enable an SEV-ES guest based on SEV policy

[Venu Busireddy <venu.busireddy@oracle.com>]

On 2021-01-26 11:36:49 -0600, Tom Lendacky wrote:
> From: Tom Lendacky <thomas.lendacky@amd.com>
> 
> Update the sev_es_enabled() function return value to be based on the SEV
> policy that has been specified. SEV-ES is enabled if SEV is enabled and
> the SEV-ES policy bit is set in the policy object.
> 
> Cc: Paolo Bonzini <pbonzini@redhat.com>
> Cc: Richard Henderson <richard.henderson@linaro.org>
> Cc: Eduardo Habkost <ehabkost@redhat.com>
> Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
> Signed-off-by: Tom Lendacky <thomas.lendacky@amd.com>

Reviewed-by: Venu Busireddy <venu.busireddy@oracle.com>

> ---
>  target/i386/sev.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/target/i386/sev.c b/target/i386/sev.c
> index badc141554..62ecc28cf6 100644
> --- a/target/i386/sev.c
> +++ b/target/i386/sev.c
> @@ -371,7 +371,7 @@ sev_enabled(void)
>  bool
>  sev_es_enabled(void)
>  {
> -    return false;
> +    return sev_enabled() && (sev_guest->policy & SEV_POLICY_ES);
>  }
>  
>  uint64_t
> -- 
> 2.30.0
>