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* [PATCH] KVM: selftests: make hyperv_cpuid test pass on AMD
@ 2019-04-26 13:27 Vitaly Kuznetsov
  2019-04-30 19:23 ` Paolo Bonzini
  0 siblings, 1 reply; 2+ messages in thread
From: Vitaly Kuznetsov @ 2019-04-26 13:27 UTC (permalink / raw)
  To: kvm; +Cc: linux-kernel, Paolo Bonzini, Radim Krčmář

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

Signed-off-by: Vitaly Kuznetsov <vkuznets@redhat.com>
---
 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 264425f75806..9a21e912097c 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


^ permalink raw reply related	[flat|nested] 2+ messages in thread

* Re: [PATCH] KVM: selftests: make hyperv_cpuid test pass on AMD
  2019-04-26 13:27 [PATCH] KVM: selftests: make hyperv_cpuid test pass on AMD Vitaly Kuznetsov
@ 2019-04-30 19:23 ` Paolo Bonzini
  0 siblings, 0 replies; 2+ messages in thread
From: Paolo Bonzini @ 2019-04-30 19:23 UTC (permalink / raw)
  To: Vitaly Kuznetsov, kvm; +Cc: linux-kernel, Radim Krčmář

On 26/04/19 15:27, Vitaly Kuznetsov wrote:
> Enlightened VMCS is only supported on Intel CPUs but the test shouldn't
> fail completely.
> 
> Signed-off-by: Vitaly Kuznetsov <vkuznets@redhat.com>
> ---
>  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 264425f75806..9a21e912097c 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;
> 

Queued, thanks.

Paolo

^ permalink raw reply	[flat|nested] 2+ messages in thread

end of thread, other threads:[~2019-04-30 19:23 UTC | newest]

Thread overview: 2+ messages (download: mbox.gz / follow: Atom feed)
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2019-04-26 13:27 [PATCH] KVM: selftests: make hyperv_cpuid test pass on AMD Vitaly Kuznetsov
2019-04-30 19:23 ` Paolo Bonzini

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