| Date | Mon, 11 Oct 2021 11:19:48 -0700 | From | Josh Poimboeuf <> | Subject | Re: [PATCH v10 02/11] x86/tdx: Introduce INTEL_TDX_GUEST config option |
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On Fri, Oct 08, 2021 at 10:37:38PM -0700, Kuppuswamy Sathyanarayanan wrote: > +config INTEL_TDX_GUEST > + bool "Intel Trusted Domain Extensions (TDX) Guest Support" > + depends on X86_64 && CPU_SUP_INTEL && PARAVIRT > + depends on SECURITY > + depends on X86_X2APIC > + help > + Provide support for running in a trusted domain on Intel processors > + equipped with Trusted Domain Extensions. TDX is a Intel technology > + that extends VMX and Memory Encryption with a new kind of virtual > + machine guest called Trust Domain (TD). A TD is designed to run in > + a CPU mode that protects the confidentiality of TD memory contents > + and the TD’s CPU state from other software, including VMM. TDX guest > + uses virtual X2APIC for interrupt management.
Why does it depend on SECURITY? It should at least be explained in the commit message.
-- Josh
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