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Subject[PATCH AUTOSEL 5.0 29/34] KVM: selftests: make hyperv_cpuid test pass on AMD
Date
From: Vitaly Kuznetsov <vkuznets@redhat.com>

[ Upstream commit eba3afde1cea7dbd7881683232f2a85e2ed86bfe ]

Enlightened VMCS is only supported on Intel CPUs but the test shouldn't
fail completely.

Signed-off-by: Vitaly Kuznetsov <vkuznets@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
tools/testing/selftests/kvm/x86_64/hyperv_cpuid.c | 9 ++++++++-
1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/tools/testing/selftests/kvm/x86_64/hyperv_cpuid.c b/tools/testing/selftests/kvm/x86_64/hyperv_cpuid.c
index 264425f75806b..9a21e912097c4 100644
--- a/tools/testing/selftests/kvm/x86_64/hyperv_cpuid.c
+++ b/tools/testing/selftests/kvm/x86_64/hyperv_cpuid.c
@@ -141,7 +141,13 @@ int main(int argc, char *argv[])

free(hv_cpuid_entries);

- vcpu_ioctl(vm, VCPU_ID, KVM_ENABLE_CAP, &enable_evmcs_cap);
+ rv = _vcpu_ioctl(vm, VCPU_ID, KVM_ENABLE_CAP, &enable_evmcs_cap);
+
+ if (rv) {
+ fprintf(stderr,
+ "Enlightened VMCS is unsupported, skip related test\n");
+ goto vm_free;
+ }

hv_cpuid_entries = kvm_get_supported_hv_cpuid(vm);
if (!hv_cpuid_entries)
@@ -151,6 +157,7 @@ int main(int argc, char *argv[])

free(hv_cpuid_entries);

+vm_free:
kvm_vm_free(vm);

return 0;
--
2.20.1
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