From: Xiaoyao Li <xiaoyao.li@intel.com>
Because it's fixed1 bit that enforced by TDX module.
Signed-off-by: Xiaoyao Li <xiaoyao.li@intel.com>
Reviewed-by: Zhao Liu <zhao1.liu@intel.com>
Link: https://lore.kernel.org/r/20250508150002.689633-54-xiaoyao.li@intel.com
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
---
target/i386/kvm/tdx.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/target/i386/kvm/tdx.c b/target/i386/kvm/tdx.c
index 76293029917..a55ab436ad9 100644
--- a/target/i386/kvm/tdx.c
+++ b/target/i386/kvm/tdx.c
@@ -742,6 +742,9 @@ static void tdx_cpu_instance_init(X86ConfidentialGuest *cg, CPUState *cpu)
object_property_set_bool(OBJECT(cpu), "pmu", false, &error_abort);
+ /* invtsc is fixed1 for TD guest */
+ object_property_set_bool(OBJECT(cpu), "invtsc", true, &error_abort);
+
x86cpu->enable_cpuid_0x1f = true;
}
--
2.49.0