KVM: x86 emulator: drop vcpu argument from intercept callback

Making the emulator caller agnostic.

Signed-off-by: Avi Kivity <avi@redhat.com>
diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index 16373a5..4f7248e 100644
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -4365,11 +4365,11 @@
 	preempt_enable();
 }
 
-static int emulator_intercept(struct kvm_vcpu *vcpu,
+static int emulator_intercept(struct x86_emulate_ctxt *ctxt,
 			      struct x86_instruction_info *info,
 			      enum x86_intercept_stage stage)
 {
-	return kvm_x86_ops->check_intercept(vcpu, info, stage);
+	return kvm_x86_ops->check_intercept(emul_to_vcpu(ctxt), info, stage);
 }
 
 static struct x86_emulate_ops emulate_ops = {