Re: [Xen-devel] [PATCH 02/15] xen: vmx: detect ENCLS VMEXIT

[Andrew Cooper <andrew.cooper3@xxxxxxxxxx>]

On 09/07/17 10:09, Kai Huang wrote:
> If ENCLS VMEXIT is not present then we cannot support SGX virtualization.
> This patch detects presence of ENCLS VMEXIT. A Xen boot boolean parameter
> 'sgx' is also added to manually enable/disable SGX.
>
> Signed-off-by: Kai Huang <kai.huang@xxxxxxxxxxxxxxx>
At a minimum, you also need to modify calculate_hvm_max_policy() to hide 
SGX if we don't have ENCLS intercept support.
~Andrew

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