KVM: x86: Fix SVM VMCB reset

On reset, VMCB TSC should be set to zero.  Instead, code was setting
tsc_offset to zero, which passes through the underlying TSC.

Signed-off-by: Zachary Amsden <zamsden@redhat.com>
Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/arch/x86/kvm/svm.c b/arch/x86/kvm/svm.c
index bc5b9b8d4a33..12b502de1369 100644
--- a/arch/x86/kvm/svm.c
+++ b/arch/x86/kvm/svm.c
@@ -766,7 +766,7 @@ static void init_vmcb(struct vcpu_svm *svm)
 
         control->iopm_base_pa = iopm_base;
         control->msrpm_base_pa = __pa(svm->msrpm);
-        control->tsc_offset = 0;
+        control->tsc_offset = 0-native_read_tsc();
         control->int_ctl = V_INTR_MASKING_MASK;
 
         init_seg(&save->es);