From d0adf747c9caa8b01d0c1f987e306b7c6aaa5a04 Mon Sep 17 00:00:00 2001 From: Marc Zyngier Date: Tue, 18 Sep 2012 11:28:57 +0100 Subject: [PATCH] ARM: KVM: abstract HSR_SRT_{MASK,SHIFT} away Signed-off-by: Marc Zyngier --- arch/arm/include/asm/kvm_emulate.h | 5 +++++ arch/arm/kvm/mmio.c | 2 +- 2 files changed, 6 insertions(+), 1 deletion(-) diff --git a/arch/arm/include/asm/kvm_emulate.h b/arch/arm/include/asm/kvm_emulate.h index cd9cb87..d548078 100644 --- a/arch/arm/include/asm/kvm_emulate.h +++ b/arch/arm/include/asm/kvm_emulate.h @@ -105,4 +105,9 @@ static inline bool kvm_vcpu_dabt_issext(struct kvm_vcpu *vcpu) return kvm_vcpu_get_hsr(vcpu) & HSR_SSE; } +static inline int kvm_vcpu_dabt_get_rd(struct kvm_vcpu *vcpu) +{ + return (kvm_vcpu_get_hsr(vcpu) & HSR_SRT_MASK) >> HSR_SRT_SHIFT; +} + #endif /* __ARM_KVM_EMULATE_H__ */ diff --git a/arch/arm/kvm/mmio.c b/arch/arm/kvm/mmio.c index 058029c..586063d 100644 --- a/arch/arm/kvm/mmio.c +++ b/arch/arm/kvm/mmio.c @@ -94,7 +94,7 @@ static int decode_hsr(struct kvm_vcpu *vcpu, phys_addr_t fault_ipa, is_write = kvm_vcpu_dabt_iswrite(vcpu); sign_extend = kvm_vcpu_dabt_issext(vcpu); - rt = (kvm_vcpu_get_hsr(vcpu) & HSR_SRT_MASK) >> HSR_SRT_SHIFT; + rt = kvm_vcpu_dabt_get_rd(vcpu); if (kvm_vcpu_reg_is_pc(vcpu, rt)) { /* IO memory trying to read/write pc */ -- 2.7.4