Re: [V1 PATCH 1/5] selftests: kvm: move common startup logic to kvm_util.c

[David Matlack <dmatlack@google.com>]

On Sat, Sep 03, 2022 at 01:28:45AM +0000, Vishal Annapurve wrote:
[...]
> --- a/tools/testing/selftests/kvm/demand_paging_test.c
> +++ b/tools/testing/selftests/kvm/demand_paging_test.c
> @@ -393,7 +393,7 @@ static void help(char *name)
>  	exit(0);
>  }
>  
> -int main(int argc, char *argv[])
> +void __main(int argc, char *argv[])
>  {
>  	int max_vcpus = kvm_check_cap(KVM_CAP_MAX_VCPUS);
>  	struct test_params p = {
> @@ -447,18 +447,15 @@ int main(int argc, char *argv[])
>  	}
>  
>  	for_each_guest_mode(run_test, &p);
> -
> -	return 0;
>  }
>  
>  #else /* __NR_userfaultfd */
>  
>  #warning "missing __NR_userfaultfd definition"
>  
> -int main(void)
> +void __main(int argc, char *argv[])
>  {
>  	print_skip("__NR_userfaultfd must be present for userfaultfd test");
> -	return KSFT_SKIP;

exit(KSFT_SKIP) to preserve the test behavior.