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Sean Christopherson authored
KVM unconditionally intercepts WRMSR to MSR_IA32_DEBUGCTLMSR. In the unlikely event that L1 allows L2 to write L1's MSR_IA32_DEBUGCTLMSR, but but saves L2's value on VM-Exit, update vmcs12 during L2's WRMSR so as to eliminate the need to VMREAD the value from vmcs02 on nested VM-Exit. Signed-off-by:
Sean Christopherson <sean.j.christopherson@intel.com> Signed-off-by:
Paolo Bonzini <pbonzini@redhat.com>
699a1ac2