x86/virt/tdx: Disable TDX host support when kexec is enabled

TDX host support currently lacks the ability to handle kexec.  Disable TDX
when kexec is enabled.

Signed-off-by: Dave Hansen <[email protected]>
Link: https://lore.kernel.org/all/20231208170740.53979-20-dave.hansen%40intel.com

diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index e255d8ae5e77ed4d6148f3d906e7a27d7fc002f4..01cdb16acff6e6b0a0606652029026066c1768b2 100644 (file)
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -1973,6 +1973,7 @@ config INTEL_TDX_HOST
        depends on X86_X2APIC
        select ARCH_KEEP_MEMBLOCK
        depends on CONTIG_ALLOC
+       depends on !KEXEC_CORE
        help
          Intel Trust Domain Extensions (TDX) protects guest VMs from malicious
          host and certain physical attacks.  This option enables necessary TDX