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_arm.h b/arch/arm/include/asm/kvm_arm.h
index 990764e..124623e 100644
--- a/arch/arm/include/asm/kvm_arm.h
+++ b/arch/arm/include/asm/kvm_arm.h
@@ -211,6 +211,7 @@
#define HSR_HVC_IMM_MASK ((1UL << 16) - 1)
+#define HSR_DABT_S1PTW (1U << 7)
#define HSR_DABT_CM (1U << 8)
#define HSR_DABT_EA (1U << 9)
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__ */