From: Marc Zyngier <marc.zyngier@arm.com>
Date: Tue, 18 Sep 2012 10:06:23 +0000 (+0100)
Subject: ARM: KVM: abstract HSR_ISV away
X-Git-Url: http://drtracing.org/?a=commitdiff_plain;h=4a1df28ac0ce6d76d336210d8c4216087c17de3a;p=deliverable%2Flinux.git

ARM: KVM: abstract HSR_ISV 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 3c01988b3c88..ae9119e53bfc 100644
--- a/arch/arm/include/asm/kvm_emulate.h
+++ b/arch/arm/include/asm/kvm_emulate.h
@@ -90,4 +90,9 @@ static inline unsigned long kvm_vcpu_get_hyp_pc(struct kvm_vcpu *vcpu)
 	return vcpu->arch.fault.hyp_pc;
 }
 
+static inline bool kvm_vcpu_dabt_isvalid(struct kvm_vcpu *vcpu)
+{
+	return kvm_vcpu_get_hsr(vcpu) & HSR_ISV;
+}
+
 #endif /* __ARM_KVM_EMULATE_H__ */
diff --git a/arch/arm/kvm/mmio.c b/arch/arm/kvm/mmio.c
index ce63f39071ad..41f96e9e2e95 100644
--- a/arch/arm/kvm/mmio.c
+++ b/arch/arm/kvm/mmio.c
@@ -130,7 +130,7 @@ int io_mem_abort(struct kvm_vcpu *vcpu, struct kvm_run *run,
 	 * space do its magic.
 	 */
 
-	if (kvm_vcpu_get_hsr(vcpu) & HSR_ISV) {
+	if (kvm_vcpu_dabt_isvalid(vcpu)) {
 		ret = decode_hsr(vcpu, fault_ipa, &mmio);
 		if (ret)
 			return ret;