linux-kernel - Re: [PATCH bpf-next v2 0/6] selftests/bpf: Various sockmap-related fixes

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Message-ID: <87ttfxy28s.fsf@cloudflare.com>
Date: Tue, 06 Aug 2024 19:45:07 +0200
From: Jakub Sitnicki <jakub@...udflare.com>
To: Michal Luczaj <mhal@...x.co>
Cc: Andrii Nakryiko <andrii@...nel.org>,  Eduard Zingerman
 <eddyz87@...il.com>,  Mykola Lysenko <mykolal@...com>,  Alexei Starovoitov
 <ast@...nel.org>,  Daniel Borkmann <daniel@...earbox.net>,  Martin KaFai
 Lau <martin.lau@...ux.dev>,  Song Liu <song@...nel.org>,  Yonghong Song
 <yonghong.song@...ux.dev>,  John Fastabend <john.fastabend@...il.com>,  KP
 Singh <kpsingh@...nel.org>,  Stanislav Fomichev <sdf@...ichev.me>,  Hao
 Luo <haoluo@...gle.com>,  Jiri Olsa <jolsa@...nel.org>,  Shuah Khan
 <shuah@...nel.org>,  bpf@...r.kernel.org,
  linux-kselftest@...r.kernel.org,  linux-kernel@...r.kernel.org
Subject: Re: [PATCH bpf-next v2 0/6] selftests/bpf: Various sockmap-related
 fixes

On Tue, Aug 06, 2024 at 07:18 PM +02, Michal Luczaj wrote:
> On 8/6/24 14:01, Jakub Sitnicki wrote:
>> On Wed, Jul 31, 2024 at 12:01 PM +02, Michal Luczaj wrote:
>>> Series takes care of few bugs and missing features with the aim to improve
>>> the test coverage of sockmap/sockhash.
>>>
>>> Last patch is a create_pair() rewrite making use of
>>> __attribute__((cleanup)) to handle socket fd lifetime.
>>>
>>> Signed-off-by: Michal Luczaj <mhal@...x.co>
>>> ---
>>> Changes in v2:
>>> - Rebase on bpf-next (Jakub)
>>> - Use cleanup helpers from kernel's cleanup.h (Jakub)
>>> - Fix subject of patch 3, rephrase patch 4, use correct prefix
>>> - Link to v1: https://lore.kernel.org/r/20240724-sockmap-selftest-fixes-v1-0-46165d224712@rbox.co
>>>
>>> Changes in v1:
>>> - No declarations in function body (Jakub)
>>> - Don't touch output arguments until function succeeds (Jakub)
>>> - Link to v0: https://lore.kernel.org/netdev/027fdb41-ee11-4be0-a493-22f28a1abd7c@rbox.co/
>>>
>>> ---
>>> Michal Luczaj (6):
>>>       selftests/bpf: Support more socket types in create_pair()
>>>       selftests/bpf: Socket pair creation, cleanups
>>>       selftests/bpf: Simplify inet_socketpair() and vsock_socketpair_connectible()
>>>       selftests/bpf: Honour the sotype of af_unix redir tests
>>>       selftests/bpf: Exercise SOCK_STREAM unix_inet_redir_to_connected()
>>>       selftests/bpf: Introduce __attribute__((cleanup)) in create_pair()
>>>
>>>  .../selftests/bpf/prog_tests/sockmap_basic.c       |  28 ++--
>>>  .../selftests/bpf/prog_tests/sockmap_helpers.h     | 149 ++++++++++++++-------
>>>  .../selftests/bpf/prog_tests/sockmap_listen.c      | 117 ++--------------
>>>  3 files changed, 124 insertions(+), 170 deletions(-)
>>> ---
>>> base-commit: 92cc2456e9775dc4333fb4aa430763ae4ac2f2d9
>>> change-id: 20240729-selftest-sockmap-fixes-bcca996e143b
>>>
>>> Best regards,
>> 
>> Thanks again for these fixes. For the series:
>> 
>> Reviewed-by: Jakub Sitnicki <jakub@...udflare.com>
>> Tested-by: Jakub Sitnicki <jakub@...udflare.com>
>
> Great, thanks for the review. With this completed, I guess we can unwind
> the (mail) stack to [1]. Is that ingress-to-local et al. something you
> wanted to take care of yourself or can I give it a try?

I haven't stated any work on. You're welcome to tackle that.

All I have is a toy test that I've used to generate the redirect matrix.
Perhaps it can serve as inspiration:

https://github.com/jsitnicki/sockmap-redir-matrix

>
> [1] https://lore.kernel.org/netdev/87msmqn9ws.fsf@cloudflare.com/
>
> Also, I've noticed patchwork still lists (besides this one) the old version
> of this series. Am I supposed to tell the bot to disregard it?

Only the maintainers can change patch set status in patchwork:

https://docs.kernel.org/process/maintainer-netdev.html#updating-patch-status