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Subject: Re: [PATCH bpf-next v4 10/13] selftests/bpf: Add C tests for 16-byte
 returns in R0:R2
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To: Eduard Zingerman <eddyz87@gmail.com>, bpf@vger.kernel.org
Cc: Alexei Starovoitov <ast@kernel.org>, Andrii Nakryiko <andrii@kernel.org>,
 Daniel Borkmann <daniel@iogearbox.net>, kernel-team@fb.com
References: <20260811000911.2378679-1-yonghong.song@linux.dev>
 <20260811001002.2383554-1-yonghong.song@linux.dev>
 <ed7cb5e74fa401e9d2061c8a30baa8e6d1d64776.camel@gmail.com>
From: Yonghong Song <yonghong.song@linux.dev>
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On 8/12/26 4:15 PM, Eduard Zingerman wrote:
> On Mon, 2026-08-10 at 17:10 -0700, Yonghong Song wrote:
>
> ...
>
>> diff --git a/tools/testing/selftests/bpf/prog_tests/aggregate_ret.c b/tools/testing/selftests/bpf/prog_tests
> ...
>
>> +static void run_subtest(const char *name, struct bpf_program *prog, bool supported)
>> +{
>> +	if (!test__start_subtest(name))
>> +		return;
>> +
>> +	if (!supported) {
>> +		test__skip();
>> +		return;
>> +	}
>> +
>> +	run_prog(prog);
>> +}
>> +
>> +static void test_int128_c(void)
> Can this set of runner functions be replaced with RUN_TEST() macro and
> __retval() annotations on the BPF side?

Will use RUN_TEST().

>
> ...