diff --git a/arch/arm/include/asm/kvm_host.h b/arch/arm/include/asm/kvm_host.h index a9f7d3f47134..b86fc4162539 100644 --- a/arch/arm/include/asm/kvm_host.h +++ b/arch/arm/include/asm/kvm_host.h @@ -301,4 +301,6 @@ int kvm_arm_vcpu_arch_has_attr(struct kvm_vcpu *vcpu, /* All host FP/SIMD state is restored on guest exit, so nothing to save: */ static inline void kvm_fpsimd_flush_cpu_state(void) {} +static inline void kvm_arm_vhe_guest_enter(void) {} +static inline void kvm_arm_vhe_guest_exit(void) {} #endif /* __ARM_KVM_HOST_H__ */ diff --git a/arch/arm64/include/asm/kvm_host.h b/arch/arm64/include/asm/kvm_host.h index 7ee72b402907..dcdd08edf5a5 100644 --- a/arch/arm64/include/asm/kvm_host.h +++ b/arch/arm64/include/asm/kvm_host.h @@ -25,6 +25,7 @@ #include #include #include +#include #include #include #include @@ -398,4 +399,13 @@ static inline void kvm_fpsimd_flush_cpu_state(void) sve_flush_cpu_state(); } +static inline void kvm_arm_vhe_guest_enter(void) +{ + local_daif_mask(); +} + +static inline void kvm_arm_vhe_guest_exit(void) +{ + local_daif_restore(DAIF_PROCCTX_NOIRQ); +} #endif /* __ARM64_KVM_HOST_H__ */ diff --git a/virt/kvm/arm/arm.c b/virt/kvm/arm/arm.c index 2fc6009a766c..38e81631fc91 100644 --- a/virt/kvm/arm/arm.c +++ b/virt/kvm/arm/arm.c @@ -704,9 +704,13 @@ int kvm_arch_vcpu_ioctl_run(struct kvm_vcpu *vcpu, struct kvm_run *run) */ trace_kvm_entry(*vcpu_pc(vcpu)); guest_enter_irqoff(); + if (has_vhe()) + kvm_arm_vhe_guest_enter(); ret = kvm_call_hyp(__kvm_vcpu_run, vcpu); + if (has_vhe()) + kvm_arm_vhe_guest_exit(); vcpu->mode = OUTSIDE_GUEST_MODE; vcpu->stat.exits++; /*