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Diffstat (limited to 'arch/x86/kvm/vmx/vmx.h')
-rw-r--r--arch/x86/kvm/vmx/vmx.h7
1 files changed, 7 insertions, 0 deletions
diff --git a/arch/x86/kvm/vmx/vmx.h b/arch/x86/kvm/vmx/vmx.h
index de9de0d2016c..dc8517f15bc4 100644
--- a/arch/x86/kvm/vmx/vmx.h
+++ b/arch/x86/kvm/vmx/vmx.h
@@ -160,6 +160,13 @@ struct nested_vmx {
bool preemption_timer_expired;
/*
+ * Used to restore L1's CR3 if hardware detects a VM-Fail Consistency
+ * Check that KVM does not, in which case KVM needs to unwind CR3 back
+ * to its pre-VM-Enter state, NOT to vmcs01.HOST_CR3.
+ */
+ unsigned long pre_vmenter_cr3;
+
+ /*
* Used to snapshot MSRs that are conditionally loaded on VM-Enter in
* order to propagate the guest's pre-VM-Enter value into vmcs02. For
* emulation of VMLAUNCH/VMRESUME, the snapshot will be of L1's value.