diff options
| author | Vitaly Kuznetsov <vkuznets@redhat.com> | 2022-01-17 16:05:42 +0100 |
|---|---|---|
| committer | Paolo Bonzini <pbonzini@redhat.com> | 2022-01-17 12:30:24 -0500 |
| commit | ecebb966acaab2466d9857d1cc435ee1fc9eee50 (patch) | |
| tree | 48dec73dd3bee4e48ddda73845d2dfca70430b6c /tools/testing/selftests/kvm/include/x86_64 | |
| parent | 9e6d484f9991176269607bb3c54a494e32eab27a (diff) | |
| download | linux-ecebb966acaab2466d9857d1cc435ee1fc9eee50.tar.gz linux-ecebb966acaab2466d9857d1cc435ee1fc9eee50.tar.bz2 linux-ecebb966acaab2466d9857d1cc435ee1fc9eee50.zip | |
KVM: selftests: Test KVM_SET_CPUID2 after KVM_RUN
KVM forbids KVM_SET_CPUID2 after KVM_RUN was performed on a vCPU unless
the supplied CPUID data is equal to what was previously set. Test this.
Signed-off-by: Vitaly Kuznetsov <vkuznets@redhat.com>
Message-Id: <20220117150542.2176196-5-vkuznets@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'tools/testing/selftests/kvm/include/x86_64')
| -rw-r--r-- | tools/testing/selftests/kvm/include/x86_64/processor.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/tools/testing/selftests/kvm/include/x86_64/processor.h b/tools/testing/selftests/kvm/include/x86_64/processor.h index e94ba0fc67d8..bb013d101c14 100644 --- a/tools/testing/selftests/kvm/include/x86_64/processor.h +++ b/tools/testing/selftests/kvm/include/x86_64/processor.h @@ -375,6 +375,8 @@ uint64_t kvm_get_feature_msr(uint64_t msr_index); struct kvm_cpuid2 *kvm_get_supported_cpuid(void); struct kvm_cpuid2 *vcpu_get_cpuid(struct kvm_vm *vm, uint32_t vcpuid); +int __vcpu_set_cpuid(struct kvm_vm *vm, uint32_t vcpuid, + struct kvm_cpuid2 *cpuid); void vcpu_set_cpuid(struct kvm_vm *vm, uint32_t vcpuid, struct kvm_cpuid2 *cpuid); @@ -419,6 +421,11 @@ void vm_set_page_table_entry(struct kvm_vm *vm, int vcpuid, uint64_t vaddr, uint64_t pte); /* + * get_cpuid() - find matching CPUID entry and return pointer to it. + */ +struct kvm_cpuid_entry2 *get_cpuid(struct kvm_cpuid2 *cpuid, uint32_t function, + uint32_t index); +/* * set_cpuid() - overwrites a matching cpuid entry with the provided value. * matches based on ent->function && ent->index. returns true * if a match was found and successfully overwritten. |