diff options
| author | Gleb Natapov <gleb@redhat.com> | 2011-12-15 12:44:05 +0200 |
|---|---|---|
| committer | Marcelo Tosatti <mtosatti@redhat.com> | 2011-12-22 14:53:01 -0200 |
| commit | a0fa82085e175bf8ce6d69a3f83695f81af2a649 (patch) | |
| tree | 5c68792b1008704ef5dcf14758e846226ad91482 /target-i386 | |
| parent | 991dfefdee8f4d1405f4b3cd799e7579f54b6c9f (diff) | |
enable architectural PMU cpuid leaf for kvm
Signed-off-by: Gleb Natapov <gleb@redhat.com>
Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
Diffstat (limited to 'target-i386')
| -rw-r--r-- | target-i386/cpuid.c | 17 |
1 files changed, 13 insertions, 4 deletions
diff --git a/target-i386/cpuid.c b/target-i386/cpuid.c index 0b3af9060..91a104ba0 100644 --- a/target-i386/cpuid.c +++ b/target-i386/cpuid.c @@ -1180,10 +1180,19 @@ void cpu_x86_cpuid(CPUX86State *env, uint32_t index, uint32_t count, break; case 0xA: /* Architectural Performance Monitoring Leaf */ - *eax = 0; - *ebx = 0; - *ecx = 0; - *edx = 0; + 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 */ |