Re: [PATCH] KVM: nVMX: Consolidate nested MTF checks to helper function

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On 02/24/2020 12:27 PM, Oliver Upton wrote:
commit 5ef8acbdd687 ("KVM: nVMX: Emulate MTF when performing
instruction emulation") introduced a helper to check the MTF
VM-execution control in vmcs12. Change pre-existing check in
nested_vmx_exit_reflected() to instead use the helper.

Signed-off-by: Oliver Upton <oupton@xxxxxxxxxx>
---
  arch/x86/kvm/vmx/nested.c | 2 +-
  1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/x86/kvm/vmx/nested.c b/arch/x86/kvm/vmx/nested.c
index e920d7834d73..b9caad70ac7c 100644
--- a/arch/x86/kvm/vmx/nested.c
+++ b/arch/x86/kvm/vmx/nested.c
@@ -5627,7 +5627,7 @@ bool nested_vmx_exit_reflected(struct kvm_vcpu *vcpu, u32 exit_reason)
  	case EXIT_REASON_MWAIT_INSTRUCTION:
  		return nested_cpu_has(vmcs12, CPU_BASED_MWAIT_EXITING);
  	case EXIT_REASON_MONITOR_TRAP_FLAG:
-		return nested_cpu_has(vmcs12, CPU_BASED_MONITOR_TRAP_FLAG);
+		return nested_cpu_has_mtf(vmcs12);
  	case EXIT_REASON_MONITOR_INSTRUCTION:
  		return nested_cpu_has(vmcs12, CPU_BASED_MONITOR_EXITING);
  	case EXIT_REASON_PAUSE_INSTRUCTION:
Reviewed-by: Krish Sadhukhan <krish.sadhukhan@xxxxxxxxxx>



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