diff options
Diffstat (limited to 'arch/arm64/kvm/hyp/nvhe/sys_regs.c')
| -rw-r--r-- | arch/arm64/kvm/hyp/nvhe/sys_regs.c | 18 |
1 files changed, 5 insertions, 13 deletions
diff --git a/arch/arm64/kvm/hyp/nvhe/sys_regs.c b/arch/arm64/kvm/hyp/nvhe/sys_regs.c index 6b94c3e6ff26..edd969a1f36b 100644 --- a/arch/arm64/kvm/hyp/nvhe/sys_regs.c +++ b/arch/arm64/kvm/hyp/nvhe/sys_regs.c @@ -26,6 +26,7 @@ u64 id_aa64isar2_el1_sys_val; u64 id_aa64mmfr0_el1_sys_val; u64 id_aa64mmfr1_el1_sys_val; u64 id_aa64mmfr2_el1_sys_val; +u64 id_aa64smfr0_el1_sys_val; /* * Inject an unknown/undefined exception to an AArch64 guest while most of its @@ -38,9 +39,7 @@ static void inject_undef64(struct kvm_vcpu *vcpu) *vcpu_pc(vcpu) = read_sysreg_el2(SYS_ELR); *vcpu_cpsr(vcpu) = read_sysreg_el2(SYS_SPSR); - vcpu->arch.flags |= (KVM_ARM64_EXCEPT_AA64_EL1 | - KVM_ARM64_EXCEPT_AA64_ELx_SYNC | - KVM_ARM64_PENDING_EXCEPTION); + kvm_pend_exception(vcpu, EXCEPT_AA64_EL1_SYNC); __kvm_adjust_pc(vcpu); @@ -86,19 +85,12 @@ static u64 get_restricted_features_unsigned(u64 sys_reg_val, static u64 get_pvm_id_aa64pfr0(const struct kvm_vcpu *vcpu) { - const struct kvm *kvm = (const struct kvm *)kern_hyp_va(vcpu->kvm); u64 set_mask = 0; u64 allow_mask = PVM_ID_AA64PFR0_ALLOW; set_mask |= get_restricted_features_unsigned(id_aa64pfr0_el1_sys_val, PVM_ID_AA64PFR0_RESTRICT_UNSIGNED); - /* Spectre and Meltdown mitigation in KVM */ - set_mask |= FIELD_PREP(ARM64_FEATURE_MASK(ID_AA64PFR0_CSV2), - (u64)kvm->arch.pfr0_csv2); - set_mask |= FIELD_PREP(ARM64_FEATURE_MASK(ID_AA64PFR0_CSV3), - (u64)kvm->arch.pfr0_csv3); - return (id_aa64pfr0_el1_sys_val & allow_mask) | set_mask; } @@ -108,7 +100,7 @@ static u64 get_pvm_id_aa64pfr1(const struct kvm_vcpu *vcpu) u64 allow_mask = PVM_ID_AA64PFR1_ALLOW; if (!kvm_has_mte(kvm)) - allow_mask &= ~ARM64_FEATURE_MASK(ID_AA64PFR1_MTE); + allow_mask &= ~ARM64_FEATURE_MASK(ID_AA64PFR1_EL1_MTE); return id_aa64pfr1_el1_sys_val & allow_mask; } @@ -283,8 +275,8 @@ static bool pvm_access_id_aarch32(struct kvm_vcpu *vcpu, * No support for AArch32 guests, therefore, pKVM has no sanitized copy * of AArch32 feature id registers. */ - BUILD_BUG_ON(FIELD_GET(ARM64_FEATURE_MASK(ID_AA64PFR0_EL1), - PVM_ID_AA64PFR0_RESTRICT_UNSIGNED) > ID_AA64PFR0_ELx_64BIT_ONLY); + BUILD_BUG_ON(FIELD_GET(ARM64_FEATURE_MASK(ID_AA64PFR0_EL1_EL1), + PVM_ID_AA64PFR0_RESTRICT_UNSIGNED) > ID_AA64PFR0_EL1_ELx_64BIT_ONLY); return pvm_access_raz_wi(vcpu, p, r); } |