Re: [PATCH 1/2] selftests: kvm: remove print_skip()

[Dev Jain <dev.jain@xxxxxxx>]

On 6/12/24 16:14, Muhammad Usama Anjum wrote:
> diff --git a/tools/testing/selftests/kvm/x86_64/hyperv_cpuid.c b/tools/testing/selftests/kvm/x86_64/hyperv_cpuid.c
> index 4f5881d4ef66d..695c45635d257 100644
> --- a/tools/testing/selftests/kvm/x86_64/hyperv_cpuid.c
> +++ b/tools/testing/selftests/kvm/x86_64/hyperv_cpuid.c
> @@ -144,10 +144,9 @@ int main(int argc, char *argv[])
>   	free((void *)hv_cpuid_entries);
>   
>   	if (!kvm_cpu_has(X86_FEATURE_VMX) ||
> -	    !kvm_has_cap(KVM_CAP_HYPERV_ENLIGHTENED_VMCS)) {
> -		print_skip("Enlightened VMCS is unsupported");
> -		goto do_sys;
> -	}
> +	    !kvm_has_cap(KVM_CAP_HYPERV_ENLIGHTENED_VMCS))
> +		ksft_exit_skip("Enlightened VMCS is unsupported\n");
> +

Isn't it incorrect to delete 'goto do_sys'? ksft_exit_skip() will exit and the
program will never jump to that label. At other places too you have deleted the 'goto'.


>   	vcpu_enable_evmcs(vcpu);
>   	hv_cpuid_entries = vcpu_get_supported_hv_cpuid(vcpu);
>   	test_hv_cpuid(hv_cpuid_entries, true);
> @@ -155,10 +154,8 @@ int main(int argc, char *argv[])
>   
>   do_sys:
>   	/* Test system ioctl version */
> -	if (!kvm_has_cap(KVM_CAP_SYS_HYPERV_CPUID)) {
> -		print_skip("KVM_CAP_SYS_HYPERV_CPUID not supported");
> -		goto out;
> -	}
> +	if (!kvm_has_cap(KVM_CAP_SYS_HYPERV_CPUID))
> +		ksft_exit_skip("KVM_CAP_SYS_HYPERV_CPUID not supported\n");
>   
>   	test_hv_cpuid_e2big(vm, NULL);
>   
> diff --git a/tools/testing/selftests/kvm/x86_64/hyperv_extended_hypercalls.c b/tools/testing/selftests/kvm/x86_64/hyperv_extended_hypercalls.c
> index 949e08e98f315..d37212a27990b 100644
> --- a/tools/testing/selftests/kvm/x86_64/hyperv_extended_hypercalls.c
> +++ b/tools/testing/selftests/kvm/x86_64/hyperv_extended_hypercalls.c
> @@ -47,10 +47,8 @@ int main(void)
>   
>   	/* Verify if extended hypercalls are supported */
>   	if (!kvm_cpuid_has(kvm_get_supported_hv_cpuid(),
> -			   HV_ENABLE_EXTENDED_HYPERCALLS)) {
> -		print_skip("Extended calls not supported by the kernel");
> -		exit(KSFT_SKIP);
> -	}
> +			   HV_ENABLE_EXTENDED_HYPERCALLS))
> +		ksft_exit_skip("Extended calls not supported by the kernel\n");
>   
>   	vm = vm_create_with_one_vcpu(&vcpu, guest_code);
>   	run = vcpu->run;
> diff --git a/tools/testing/selftests/kvm/x86_64/ucna_injection_test.c b/tools/testing/selftests/kvm/x86_64/ucna_injection_test.c
> index 57f157c06b393..1dcb37a1f0be9 100644
> --- a/tools/testing/selftests/kvm/x86_64/ucna_injection_test.c
> +++ b/tools/testing/selftests/kvm/x86_64/ucna_injection_test.c
> @@ -273,10 +273,8 @@ int main(int argc, char *argv[])
>   	kvm_ioctl(vm->kvm_fd, KVM_X86_GET_MCE_CAP_SUPPORTED,
>   		  &supported_mcg_caps);
>   
> -	if (!(supported_mcg_caps & MCG_CMCI_P)) {
> -		print_skip("MCG_CMCI_P is not supported");
> -		exit(KSFT_SKIP);
> -	}
> +	if (!(supported_mcg_caps & MCG_CMCI_P))
> +		ksft_exit_skip("MCG_CMCI_P is not supported\n");
>   
>   	ucna_vcpu = create_vcpu_with_mce_cap(vm, 0, true, ucna_injection_guest_code);
>   	cmcidis_vcpu = create_vcpu_with_mce_cap(vm, 1, false, cmci_disabled_guest_code);