From: Isaku Yamahata <isaku.yamahata@xxxxxxxxx>
TDX KVM uses platform_has_tdx() via vmx_hardware_setup() to check if the
platform supports TDX, concretely CPU SEAM mode, irrespective of TDX module
is loaded or initialized.
Signed-off-by: Isaku Yamahata <isaku.yamahata@xxxxxxxxx>
---
arch/x86/virt/vmx/tdx/tdx.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/arch/x86/virt/vmx/tdx/tdx.c b/arch/x86/virt/vmx/tdx/tdx.c
index 8c49ca40b6ad..b6c82e64ad54 100644
--- a/arch/x86/virt/vmx/tdx/tdx.c
+++ b/arch/x86/virt/vmx/tdx/tdx.c
@@ -1715,3 +1715,4 @@ bool platform_has_tdx(void)
{
return seamrr_enabled() && tdx_keyid_sufficient();
}
+EXPORT_SYMBOL_GPL(platform_has_tdx);
--
2.25.1
