[PATCH] KVM: MCE: Fix compiling without CONFIG_X86_MCE

[Huang Ying <ying.huang@xxxxxxxxx>]

Enclose do_machine_check with #ifdef CONFIG_X86_MCE.

Reported-by: Marcelo Tosatti <mtosatti@xxxxxxxxxx>
Signed-off-by: Huang Ying <ying.huang@xxxxxxxxx>

---
 arch/x86/kvm/vmx.c |    2 ++
 1 file changed, 2 insertions(+)

--- a/arch/x86/kvm/vmx.c
+++ b/arch/x86/kvm/vmx.c
@@ -2623,12 +2623,14 @@ static int handle_rmode_exception(struct
  */
 static void kvm_machine_check(void)
 {
+#ifdef CONFIG_X86_MCE
 	struct pt_regs regs = {
 		.cs = 3, /* Fake ring 3 no matter what the guest ran on */
 		.flags = X86_EFLAGS_IF,
 	};
 
 	do_machine_check(&regs, 0);
+#endif
 }
 
 static int handle_machine_check(struct kvm_vcpu *vcpu, struct kvm_run *kvm_run)


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