From: Dave Hansen <dave.hansen@linux.intel.com>
Date: Fri, 8 Dec 2023 17:07:40 +0000 (-0800)
Subject: x86/virt/tdx: Disable TDX host support when kexec is enabled
X-Git-Tag: v6.8-rc1~55^2~1
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=cb8eb06d50fcf4a478813a612f68c38cca45c742;p=thirdparty%2Fkernel%2Flinux.git

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 <dave.hansen@linux.intel.com>
Link: https://lore.kernel.org/all/20231208170740.53979-20-dave.hansen%40intel.com
---

diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index e255d8ae5e77e..01cdb16acff6e 100644
--- 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