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| author | Vitaly Kuznetsov <vkuznets@redhat.com> | 2021-05-21 11:51:36 +0200 |
|---|---|---|
| committer | Paolo Bonzini <pbonzini@redhat.com> | 2021-06-17 19:09:38 +0200 |
| commit | 644f706719f0297bc5f65c8891de1c32f042eae5 (patch) | |
| tree | 52bc3f0c3d4dfcc9f9af9a0672fd078a5cde5bda /arch/x86/kvm/hyperv.h | |
| parent | asm-generic/hyperv: add HV_STATUS_ACCESS_DENIED definition (diff) | |
| download | linux-644f706719f0297bc5f65c8891de1c32f042eae5.tar.xz linux-644f706719f0297bc5f65c8891de1c32f042eae5.zip | |
KVM: x86: hyper-v: Introduce KVM_CAP_HYPERV_ENFORCE_CPUID
Modeled after KVM_CAP_ENFORCE_PV_FEATURE_CPUID, the new capability allows
for limiting Hyper-V features to those exposed to the guest in Hyper-V
CPUIDs (0x40000003, 0x40000004, ...).
Signed-off-by: Vitaly Kuznetsov <vkuznets@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Message-Id: <20210521095204.2161214-3-vkuznets@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'arch/x86/kvm/hyperv.h')
| -rw-r--r-- | arch/x86/kvm/hyperv.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/x86/kvm/hyperv.h b/arch/x86/kvm/hyperv.h index 60547d5cb6d7..730da8537d05 100644 --- a/arch/x86/kvm/hyperv.h +++ b/arch/x86/kvm/hyperv.h @@ -138,6 +138,7 @@ void kvm_hv_invalidate_tsc_page(struct kvm *kvm); void kvm_hv_init_vm(struct kvm *kvm); void kvm_hv_destroy_vm(struct kvm *kvm); void kvm_hv_set_cpuid(struct kvm_vcpu *vcpu); +int kvm_hv_set_enforce_cpuid(struct kvm_vcpu *vcpu, bool enforce); int kvm_vm_ioctl_hv_eventfd(struct kvm *kvm, struct kvm_hyperv_eventfd *args); int kvm_get_hv_cpuid(struct kvm_vcpu *vcpu, struct kvm_cpuid2 *cpuid, struct kvm_cpuid_entry2 __user *entries); |