ARM: KVM: abstract S1TW abort detection away

Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>
Signed-off-by: Christoffer Dall <cdall@cs.columbia.edu>
diff --git a/arch/arm/include/asm/kvm_emulate.h b/arch/arm/include/asm/kvm_emulate.h
index 2d1c585..6b43653 100644
--- a/arch/arm/include/asm/kvm_emulate.h
+++ b/arch/arm/include/asm/kvm_emulate.h
@@ -115,4 +115,9 @@
 	return kvm_vcpu_get_hsr(vcpu) & HSR_DABT_EA;
 }
 
+static inline bool kvm_vcpu_dabt_iss1tw(struct kvm_vcpu *vcpu)
+{
+	return kvm_vcpu_get_hsr(vcpu) & HSR_DABT_S1PTW;
+}
+
 #endif /* __ARM_KVM_EMULATE_H__ */