Commit a0fa8208 authored by Gleb Natapov's avatar Gleb Natapov Committed by Marcelo Tosatti
Browse files

enable architectural PMU cpuid leaf for kvm 



Signed-off-by: default avatarGleb Natapov <gleb@redhat.com>
Signed-off-by: default avatarMarcelo Tosatti <mtosatti@redhat.com>
parent 991dfefd

target-i386/cpuid.c

+13 −4
Original line number Diff line number Diff line
@@ -1180,10 +1180,19 @@ void cpu_x86_cpuid(CPUX86State *env, uint32_t index, uint32_t count, 
        break;

    case 0xA:

        /* Architectural Performance Monitoring Leaf */

        if (kvm_enabled()) {

            KVMState *s = env->kvm_state;



            *eax = kvm_arch_get_supported_cpuid(s, 0xA, count, R_EAX);

            *ebx = kvm_arch_get_supported_cpuid(s, 0xA, count, R_EBX);

            *ecx = kvm_arch_get_supported_cpuid(s, 0xA, count, R_ECX);

            *edx = kvm_arch_get_supported_cpuid(s, 0xA, count, R_EDX);

        } else {

            *eax = 0;

            *ebx = 0;

            *ecx = 0;

            *edx = 0;

        }

        break;

    case 0xD:

        /* Processor Extended State */