# Re: \[PATCH net-next v7 01/10\] selftest: Enhance kselftest\_harness.h with a step mechanism

- From: Alexei Starovoitov \<hidden\>
- Date: 2017-08-24 02:31:46 
- List: linux-api
- Page: https://ratatoskr.run/linux-api/2017/08/5074439
- Thread: https://ratatoskr.run/linux-api/2017/08/5071656/t.md

```text
On Mon, Aug 21, 2017 at 02:09:24AM +0200, Mickaël Salaün wrote:
> This step mechanism may be useful to return an information about the
> error without being able to write to TH_LOG_STREAM.
> 
> Set _metadata->no_print to true to print this counter.
> 
> Signed-off-by: Mickaël Salaün <mic@digikod.net>
> Cc: Andy Lutomirski <luto@amacapital.net>
> Cc: Arnaldo Carvalho de Melo <acme@kernel.org>
> Cc: Kees Cook <redacted>
> Cc: Shuah Khan <shuah@kernel.org>
> Cc: Will Drewry <wad@chromium.org>
> Link: https://lkml.kernel.org/r/CAGXu5j+D-FP8Kt9unNOqKrQJP4DYTpmgkJxWykZyrYiVPz3Y3Q@mail.gmail.com
> ---
> 
> This patch is intended to the kselftest tree:
> https://lkml.kernel.org/r/20170806232337.4191-1-mic@digikod.net
> 
> Changes since v6:
> * add the step counter in assert/expect macros and use _metadata to
>   enable the counter (suggested by Kees Cook)
> ---
>  tools/testing/selftests/kselftest_harness.h   | 31 ++++++++++++++++++++++-----
>  tools/testing/selftests/seccomp/seccomp_bpf.c |  2 +-
>  2 files changed, 27 insertions(+), 6 deletions(-)

is there a dependency on this in patches 2+ ?
if not, I would send this patch to selftests right away.
```