linux-kernel - Re: [PATCH bpf-next 0/3] selftests/bpf: tc_links/tc

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Message-ID: <Z7T6J4BpIrBcsWPM@mini-arch>
Date: Tue, 18 Feb 2025 13:22:47 -0800
From: Stanislav Fomichev <stfomichev@...il.com>
To: "Bastien Curutchet (eBPF Foundation)" <bastien.curutchet@...tlin.com>
Cc: Alexei Starovoitov <ast@...nel.org>,
	Daniel Borkmann <daniel@...earbox.net>,
	Andrii Nakryiko <andrii@...nel.org>,
	Martin KaFai Lau <martin.lau@...ux.dev>,
	Eduard Zingerman <eddyz87@...il.com>, 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>,
	Mykola Lysenko <mykolal@...com>, Shuah Khan <shuah@...nel.org>,
	Thomas Petazzoni <thomas.petazzoni@...tlin.com>,
	Alexis Lothore <alexis.lothore@...tlin.com>, bpf@...r.kernel.org,
	linux-kselftest@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH bpf-next 0/3] selftests/bpf: tc_links/tc_opts:
 Unserialize tests

On 02/17, Bastien Curutchet (eBPF Foundation) wrote:
> Hi all,
> 
> Both tc_links.c and tc_opts.c do their tests on the loopback interface.
> It prevents from parallelizing their executions.
> 
> Use namespaces and the new append_tid() helper to allow this
> parallelization.
> 
> Signed-off-by: Bastien Curutchet (eBPF Foundation) <bastien.curutchet@...tlin.com>

Acked-by: Stanislav Fomichev <sdf@...ichev.me>

LGTM, thank you! Optionally, if there is more to convert, we can think
about moving create_and_open_tid_ns to the test_progs itself. For example,
if the test name starts with ns_, test_progs can probably do the
create_and_open_tid_ns/netns_free part?