diff options
Diffstat (limited to 'arch/arm/include/asm/kvm_mmu.h')
| -rw-r--r-- | arch/arm/include/asm/kvm_mmu.h | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/arch/arm/include/asm/kvm_mmu.h b/arch/arm/include/asm/kvm_mmu.h index 499e7b0925f..421a20b3487 100644 --- a/arch/arm/include/asm/kvm_mmu.h +++ b/arch/arm/include/asm/kvm_mmu.h @@ -35,4 +35,16 @@ void kvm_mmu_free_memory_caches(struct kvm_vcpu *vcpu); phys_addr_t kvm_mmu_get_httbr(void); int kvm_mmu_init(void); void kvm_clear_hyp_idmap(void); + +static inline bool kvm_is_write_fault(unsigned long hsr) +{ + unsigned long hsr_ec = hsr >> HSR_EC_SHIFT; + if (hsr_ec == HSR_EC_IABT) + return false; + else if ((hsr & HSR_ISV) && !(hsr & HSR_WNR)) + return false; + else + return true; +} + #endif /* __ARM_KVM_MMU_H__ */ |