@@ -6356,9 +6356,14 @@ static void x86_cpu_expand_features(X86CPU *cpu, Error **errp)
x86_cpu_adjust_feat_level(cpu, FEAT_XSAVE);
/* Intel Processor Trace requires CPUID[0x14] */
- if ((env->features[FEAT_7_0_EBX] & CPUID_7_0_EBX_INTEL_PT) &&
- kvm_enabled() && cpu->intel_pt_auto_level) {
- x86_cpu_adjust_level(cpu, &cpu->env.cpuid_min_level, 0x14);
+ if ((env->features[FEAT_7_0_EBX] & CPUID_7_0_EBX_INTEL_PT)) {
+ if (cpu->intel_pt_auto_level) {
+ x86_cpu_adjust_level(cpu, &cpu->env.cpuid_min_level, 0x14);
+ } else if (cpu->env.cpuid_min_level < 0x14) {
+ mark_unavailable_features(cpu, FEAT_7_0_EBX,
+ CPUID_7_0_EBX_INTEL_PT,
+ "Intel PT need CPUID leaf 0x14, please set by \"-cpu ...,+intel-pt,level=0x14\"");
+ }
}
/* CPU topology with multi-dies support requires CPUID[0x1F] */