KVM: VMX: Use proper slot index for kvm_set_shared_msr

We were missing one indirection here to translate from vmx-local to
x86 slot indices, and this caused subtle host crashes.

Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>
Signed-off-by: Avi Kivity <avi@redhat.com>

diff --git a/arch/x86/kvm/vmx.c b/arch/x86/kvm/vmx.c
index baa46c7deaa767afe22d4fd813c8898912fdc1aa..b923f2a287bde9aef4467dbd69b1be9603c335c2 100644 (file)
--- a/arch/x86/kvm/vmx.c
+++ b/arch/x86/kvm/vmx.c
@@ -656,7 +656,8 @@ static void vmx_save_host_state(struct kvm_vcpu *vcpu)
        }
 #endif
        for (i = 0; i < vmx->save_nmsrs; ++i)
-               kvm_set_shared_msr(i, vmx->guest_msrs[i].data);
+               kvm_set_shared_msr(vmx->guest_msrs[i].index,
+                                  vmx->guest_msrs[i].data);
 }
 
 static void __vmx_load_host_state(struct vcpu_vmx *vmx)