diff options
Diffstat (limited to 'arch/x86')
-rw-r--r-- | arch/x86/kvm/mmu.c | 1 | ||||
-rw-r--r-- | arch/x86/kvm/svm.c | 7 | ||||
-rw-r--r-- | arch/x86/kvm/vmx.c | 2 |
3 files changed, 9 insertions, 1 deletions
diff --git a/arch/x86/kvm/mmu.c b/arch/x86/kvm/mmu.c index d087d9c4f2d9..2fa231923cf7 100644 --- a/arch/x86/kvm/mmu.c +++ b/arch/x86/kvm/mmu.c | |||
@@ -1814,6 +1814,7 @@ int kvm_mmu_unprotect_page_virt(struct kvm_vcpu *vcpu, gva_t gva) | |||
1814 | spin_unlock(&vcpu->kvm->mmu_lock); | 1814 | spin_unlock(&vcpu->kvm->mmu_lock); |
1815 | return r; | 1815 | return r; |
1816 | } | 1816 | } |
1817 | EXPORT_SYMBOL_GPL(kvm_mmu_unprotect_page_virt); | ||
1817 | 1818 | ||
1818 | void __kvm_mmu_free_some_pages(struct kvm_vcpu *vcpu) | 1819 | void __kvm_mmu_free_some_pages(struct kvm_vcpu *vcpu) |
1819 | { | 1820 | { |
diff --git a/arch/x86/kvm/svm.c b/arch/x86/kvm/svm.c index 951b789cc913..e2ee264740c7 100644 --- a/arch/x86/kvm/svm.c +++ b/arch/x86/kvm/svm.c | |||
@@ -1008,10 +1008,13 @@ static int pf_interception(struct vcpu_svm *svm, struct kvm_run *kvm_run) | |||
1008 | struct kvm *kvm = svm->vcpu.kvm; | 1008 | struct kvm *kvm = svm->vcpu.kvm; |
1009 | u64 fault_address; | 1009 | u64 fault_address; |
1010 | u32 error_code; | 1010 | u32 error_code; |
1011 | bool event_injection = false; | ||
1011 | 1012 | ||
1012 | if (!irqchip_in_kernel(kvm) && | 1013 | if (!irqchip_in_kernel(kvm) && |
1013 | is_external_interrupt(exit_int_info)) | 1014 | is_external_interrupt(exit_int_info)) { |
1015 | event_injection = true; | ||
1014 | push_irq(&svm->vcpu, exit_int_info & SVM_EVTINJ_VEC_MASK); | 1016 | push_irq(&svm->vcpu, exit_int_info & SVM_EVTINJ_VEC_MASK); |
1017 | } | ||
1015 | 1018 | ||
1016 | fault_address = svm->vmcb->control.exit_info_2; | 1019 | fault_address = svm->vmcb->control.exit_info_2; |
1017 | error_code = svm->vmcb->control.exit_info_1; | 1020 | error_code = svm->vmcb->control.exit_info_1; |
@@ -1025,6 +1028,8 @@ static int pf_interception(struct vcpu_svm *svm, struct kvm_run *kvm_run) | |||
1025 | (u32)fault_address, (u32)(fault_address >> 32), | 1028 | (u32)fault_address, (u32)(fault_address >> 32), |
1026 | handler); | 1029 | handler); |
1027 | 1030 | ||
1031 | if (event_injection) | ||
1032 | kvm_mmu_unprotect_page_virt(&svm->vcpu, fault_address); | ||
1028 | return kvm_mmu_page_fault(&svm->vcpu, fault_address, error_code); | 1033 | return kvm_mmu_page_fault(&svm->vcpu, fault_address, error_code); |
1029 | } | 1034 | } |
1030 | 1035 | ||
diff --git a/arch/x86/kvm/vmx.c b/arch/x86/kvm/vmx.c index 0cac63701719..b918fc83435c 100644 --- a/arch/x86/kvm/vmx.c +++ b/arch/x86/kvm/vmx.c | |||
@@ -2298,6 +2298,8 @@ static int handle_exception(struct kvm_vcpu *vcpu, struct kvm_run *kvm_run) | |||
2298 | cr2 = vmcs_readl(EXIT_QUALIFICATION); | 2298 | cr2 = vmcs_readl(EXIT_QUALIFICATION); |
2299 | KVMTRACE_3D(PAGE_FAULT, vcpu, error_code, (u32)cr2, | 2299 | KVMTRACE_3D(PAGE_FAULT, vcpu, error_code, (u32)cr2, |
2300 | (u32)((u64)cr2 >> 32), handler); | 2300 | (u32)((u64)cr2 >> 32), handler); |
2301 | if (vect_info & VECTORING_INFO_VALID_MASK) | ||
2302 | kvm_mmu_unprotect_page_virt(vcpu, cr2); | ||
2301 | return kvm_mmu_page_fault(vcpu, cr2, error_code); | 2303 | return kvm_mmu_page_fault(vcpu, cr2, error_code); |
2302 | } | 2304 | } |
2303 | 2305 | ||