CONFIG_INTEL_TDX_GUEST: Intel TDX (Trust Domain Extensions) - Guest Support

General informations

The Linux kernel configuration item CONFIG_INTEL_TDX_GUEST:

• prompt: Intel TDX (Trust Domain Extensions) - Guest Support
• type: bool
• depends on: ( CONFIG_X86_64 && CONFIG_CPU_SUP_INTEL ) && ( CONFIG_X86_X2APIC ) && ( CONFIG_EFI_STUB )
• defined in arch/x86/Kconfig
• found in Linux kernels: 5.19, 6.0–6.8, 6.9-rc+HEAD

Help text

Support running as a guest under Intel TDX. Without this support, the guest kernel can not boot or run under TDX. TDX includes memory encryption and integrity capabilities which protect the confidentiality and integrity of guest memory contents and CPU state. TDX guests are protected from some attacks from the VMM.

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The data is retrived from:

• Linux kernel
• Linux Kernel Driver DataBase (LKDDb)

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