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| author |   Vitaly Kuznetsov <vkuznets@redhat.com> | 2019-01-17 18:12:10 +0100 |
|---|---|---|
| committer |   Paolo Bonzini <pbonzini@redhat.com> | 2019-01-25 19:11:38 +0100 |
| commit | 35b531a1e7fc30ac8c62e5ac1794eb1460da614e (patch) | |
| tree | a1db58bd74443f7dd6abf51c31ab127ae827d81f | |
| parent | x86/kvm/hyper-v: nested_enable_evmcs() sets vmcs_version incorrectly (diff) | |
| download | linux-dev-35b531a1e7fc30ac8c62e5ac1794eb1460da614e.tar.xz linux-dev-35b531a1e7fc30ac8c62e5ac1794eb1460da614e.zip | |
KVM: selftests: check returned evmcs version range
Check that KVM_CAP_HYPERV_ENLIGHTENED_VMCS returns correct version range.
Signed-off-by: Vitaly Kuznetsov <vkuznets@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
| -rw-r--r-- | tools/testing/selftests/kvm/x86_64/evmcs_test.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/tools/testing/selftests/kvm/x86_64/evmcs_test.c b/tools/testing/selftests/kvm/x86_64/evmcs_test.c index ea3c73e8f4f6..c49c2a28b0eb 100644 --- a/tools/testing/selftests/kvm/x86_64/evmcs_test.c +++ b/tools/testing/selftests/kvm/x86_64/evmcs_test.c @@ -103,6 +103,12 @@ int main(int argc, char *argv[]) vcpu_ioctl(vm, VCPU_ID, KVM_ENABLE_CAP, &enable_evmcs_cap); + /* KVM should return supported EVMCS version range */ + TEST_ASSERT(((evmcs_ver >> 8) >= (evmcs_ver & 0xff)) && + (evmcs_ver & 0xff) > 0, + "Incorrect EVMCS version range: %x:%x\n", + evmcs_ver & 0xff, evmcs_ver >> 8); + run = vcpu_state(vm, VCPU_ID); vcpu_regs_get(vm, VCPU_ID, ®s1); |