| Date | Tue, 28 Sep 2021 13:46:08 +0200 | From | Joerg Roedel <> | Subject | Re: [PATCH v6 04/11] x86/tdx: Add protected guest support for TDX guest |
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On Fri, Sep 03, 2021 at 10:28:05AM -0700, Kuppuswamy Sathyanarayanan wrote: > static inline bool prot_guest_has(unsigned int attr) > { > if (sme_me_mask) > return amd_prot_guest_has(attr); > + else if (boot_cpu_data.x86_vendor == X86_VENDOR_INTEL) > + return intel_prot_guest_has(attr);
This causes a function call on every Intel machine this code runs. is there an easier to check whether TDX is enabled, like the sme_me_mask check on AMD?
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