arm/arm64: KVM: Handle out-of-RAM cache maintenance as a NOP

[cascardo/linux.git] / arch / arm / include / asm / kvm_emulate.h

diff --git a/arch/arm/include/asm/kvm_emulate.h b/arch/arm/include/asm/kvm_emulate.h
index 8a8c6de..ee5328f 100644 (file)
--- a/arch/arm/include/asm/kvm_emulate.h
+++ b/arch/arm/include/asm/kvm_emulate.h
@@ -138,6 +138,11 @@ static inline bool kvm_vcpu_dabt_iss1tw(struct kvm_vcpu *vcpu)
        return kvm_vcpu_get_hsr(vcpu) & HSR_DABT_S1PTW;
 }
 
+static inline bool kvm_vcpu_dabt_is_cm(struct kvm_vcpu *vcpu)
+{
+       return !!(kvm_vcpu_get_hsr(vcpu) & HSR_DABT_CM);
+}
+
 /* Get Access Size from a data abort */
 static inline int kvm_vcpu_dabt_get_as(struct kvm_vcpu *vcpu)
 {