diff --git a/arch/arm64/include/asm/kvm_arm.h b/arch/arm64/include/asm/kvm_arm.h index 3c6f8ba1e47927cea13fd4ff7f25c46c846052cf..a1769e415d728ad9354c99ed7686a2e912e962ad 100644 --- a/arch/arm64/include/asm/kvm_arm.h +++ b/arch/arm64/include/asm/kvm_arm.h @@ -102,9 +102,7 @@ #define HCR_HOST_NVHE_PROTECTED_FLAGS (HCR_HOST_NVHE_FLAGS | HCR_TSC) #define HCR_HOST_VHE_FLAGS (HCR_RW | HCR_TGE | HCR_E2H) -#define HCRX_GUEST_FLAGS \ - (HCRX_EL2_SMPME | HCRX_EL2_TCR2En | \ - (cpus_have_final_cap(ARM64_HAS_MOPS) ? (HCRX_EL2_MSCEn | HCRX_EL2_MCE2) : 0)) +#define HCRX_GUEST_FLAGS (HCRX_EL2_SMPME | HCRX_EL2_TCR2En) #define HCRX_HOST_FLAGS (HCRX_EL2_MSCEn | HCRX_EL2_TCR2En) /* TCR_EL2 Registers bits */ diff --git a/arch/arm64/include/asm/kvm_host.h b/arch/arm64/include/asm/kvm_host.h index 968a997b3f02804a255b0002bbbbe4e252df5cb6..3feabde9c926dac81ef16e88c0adb7e536beb4c0 100644 --- a/arch/arm64/include/asm/kvm_host.h +++ b/arch/arm64/include/asm/kvm_host.h @@ -584,6 +584,7 @@ struct kvm_vcpu_arch { /* Values of trap registers for the guest. */ u64 hcr_el2; + u64 hcrx_el2; u64 mdcr_el2; u64 cptr_el2; diff --git a/arch/arm64/kvm/hyp/include/hyp/switch.h b/arch/arm64/kvm/hyp/include/hyp/switch.h index 2d5891518006d2aaae4331dcd90c0a929c7870a1..e3fcf8c4d5b4d4c847e0dd1522380463a6c92e44 100644 --- a/arch/arm64/kvm/hyp/include/hyp/switch.h +++ b/arch/arm64/kvm/hyp/include/hyp/switch.h @@ -236,7 +236,7 @@ static inline void __activate_traps_common(struct kvm_vcpu *vcpu) write_sysreg(vcpu->arch.mdcr_el2, mdcr_el2); if (cpus_have_final_cap(ARM64_HAS_HCX)) { - u64 hcrx = HCRX_GUEST_FLAGS; + u64 hcrx = vcpu->arch.hcrx_el2; if (vcpu_has_nv(vcpu) && !is_hyp_ctxt(vcpu)) { u64 clr = 0, set = 0; diff --git a/arch/arm64/kvm/sys_regs.c b/arch/arm64/kvm/sys_regs.c index 38ed47bd29db81ca8f7cbad72e47ad44e43df0d6..2cb69efac1dc4fafc9419fc0b1d4b9d9352cdfbc 100644 --- a/arch/arm64/kvm/sys_regs.c +++ b/arch/arm64/kvm/sys_regs.c @@ -3956,6 +3956,13 @@ void kvm_init_sysreg(struct kvm_vcpu *vcpu) if (!kvm_has_feat(kvm, ID_AA64ISAR0_EL1, TLB, OS)) vcpu->arch.hcr_el2 |= HCR_TTLBOS; + if (cpus_have_final_cap(ARM64_HAS_HCX)) { + vcpu->arch.hcrx_el2 = HCRX_GUEST_FLAGS; + + if (kvm_has_feat(kvm, ID_AA64ISAR2_EL1, MOPS, IMP)) + vcpu->arch.hcrx_el2 |= (HCRX_EL2_MSCEn | HCRX_EL2_MCE2); + } + if (test_bit(KVM_ARCH_FLAG_FGU_INITIALIZED, &kvm->arch.flags)) goto out;