diff --git a/arch/arm64/include/asm/kvm_emulate.h b/arch/arm64/include/asm/kvm_emulate.h index f32640132e26f697b9720b12a03fbac9699c7626..6ed18ce0d63833d0ba586e3a80e2e0d16804ab94 100644 --- a/arch/arm64/include/asm/kvm_emulate.h +++ b/arch/arm64/include/asm/kvm_emulate.h @@ -90,11 +90,27 @@ static inline unsigned long *vcpu_pc(const struct kvm_vcpu *vcpu) return (unsigned long *)&vcpu_gp_regs(vcpu)->regs.pc; } -static inline unsigned long *vcpu_elr_el1(const struct kvm_vcpu *vcpu) +static inline unsigned long *__vcpu_elr_el1(const struct kvm_vcpu *vcpu) { return (unsigned long *)&vcpu_gp_regs(vcpu)->elr_el1; } +static inline unsigned long vcpu_read_elr_el1(const struct kvm_vcpu *vcpu) +{ + if (vcpu->arch.sysregs_loaded_on_cpu) + return read_sysreg_el1(elr); + else + return *__vcpu_elr_el1(vcpu); +} + +static inline void vcpu_write_elr_el1(const struct kvm_vcpu *vcpu, unsigned long v) +{ + if (vcpu->arch.sysregs_loaded_on_cpu) + write_sysreg_el1(v, elr); + else + *__vcpu_elr_el1(vcpu) = v; +} + static inline unsigned long *vcpu_cpsr(const struct kvm_vcpu *vcpu) { return (unsigned long *)&vcpu_gp_regs(vcpu)->regs.pstate; diff --git a/arch/arm64/kvm/inject_fault.c b/arch/arm64/kvm/inject_fault.c index 7f8d2a4e420f71affbaa981935848b782781ded7..d8e71659ba7e1bed0d7d21c94ff0931188b8118d 100644 --- a/arch/arm64/kvm/inject_fault.c +++ b/arch/arm64/kvm/inject_fault.c @@ -67,7 +67,7 @@ static void inject_abt64(struct kvm_vcpu *vcpu, bool is_iabt, unsigned long addr bool is_aarch32 = vcpu_mode_is_32bit(vcpu); u32 esr = 0; - *vcpu_elr_el1(vcpu) = *vcpu_pc(vcpu); + vcpu_write_elr_el1(vcpu, *vcpu_pc(vcpu)); *vcpu_pc(vcpu) = get_except_vector(vcpu, except_type_sync); *vcpu_cpsr(vcpu) = PSTATE_FAULT_BITS_64; @@ -102,7 +102,7 @@ static void inject_undef64(struct kvm_vcpu *vcpu) unsigned long cpsr = *vcpu_cpsr(vcpu); u32 esr = (ESR_ELx_EC_UNKNOWN << ESR_ELx_EC_SHIFT); - *vcpu_elr_el1(vcpu) = *vcpu_pc(vcpu); + vcpu_write_elr_el1(vcpu, *vcpu_pc(vcpu)); *vcpu_pc(vcpu) = get_except_vector(vcpu, except_type_sync); *vcpu_cpsr(vcpu) = PSTATE_FAULT_BITS_64;