linux-kernel - Re: [PATCH v3 00/10] sysctl: Remove sentinel elements from kernel dir

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Message-ID: <311c8b64-be13-4740-a659-3a14cf68774a@kernel.org>
Date: Mon, 22 Apr 2024 16:49:27 +0200
From: Krzysztof Kozlowski <krzk@...nel.org>
To: Konrad Dybcio <konrad.dybcio@...aro.org>,
 Joel Granados <j.granados@...sung.com>, Luis Chamberlain
 <mcgrof@...nel.org>, josh@...htriplett.org, Kees Cook
 <keescook@...omium.org>, Eric Biederman <ebiederm@...ssion.com>,
 Iurii Zaikin <yzaikin@...gle.com>, Steven Rostedt <rostedt@...dmis.org>,
 Masami Hiramatsu <mhiramat@...nel.org>, Mark Rutland <mark.rutland@....com>,
 Thomas Gleixner <tglx@...utronix.de>, John Stultz <jstultz@...gle.com>,
 Stephen Boyd <sboyd@...nel.org>, Andy Lutomirski <luto@...capital.net>,
 Will Drewry <wad@...omium.org>, Ingo Molnar <mingo@...hat.com>,
 Peter Zijlstra <peterz@...radead.org>, Juri Lelli <juri.lelli@...hat.com>,
 Vincent Guittot <vincent.guittot@...aro.org>,
 Dietmar Eggemann <dietmar.eggemann@....com>, Ben Segall
 <bsegall@...gle.com>, Mel Gorman <mgorman@...e.de>,
 Daniel Bristot de Oliveira <bristot@...hat.com>,
 Valentin Schneider <vschneid@...hat.com>, Petr Mladek <pmladek@...e.com>,
 John Ogness <john.ogness@...utronix.de>,
 Sergey Senozhatsky <senozhatsky@...omium.org>,
 "Naveen N. Rao" <naveen.n.rao@...ux.ibm.com>,
 Anil S Keshavamurthy <anil.s.keshavamurthy@...el.com>,
 "David S. Miller" <davem@...emloft.net>, Balbir Singh
 <bsingharora@...il.com>, Alexei Starovoitov <ast@...nel.org>,
 Daniel Borkmann <daniel@...earbox.net>,
 John Fastabend <john.fastabend@...il.com>,
 Andrii Nakryiko <andrii@...nel.org>, Martin KaFai Lau
 <martin.lau@...ux.dev>, Song Liu <song@...nel.org>,
 Yonghong Song <yonghong.song@...ux.dev>, KP Singh <kpsingh@...nel.org>,
 Stanislav Fomichev <sdf@...gle.com>, Hao Luo <haoluo@...gle.com>,
 Jiri Olsa <jolsa@...nel.org>
Cc: linux-kernel@...r.kernel.org, kexec@...ts.infradead.org,
 linux-fsdevel@...r.kernel.org, linux-trace-kernel@...r.kernel.org,
 bpf@...r.kernel.org, tools@...nel.org
Subject: Re: [PATCH v3 00/10] sysctl: Remove sentinel elements from kernel dir

On 22/04/2024 16:27, Konrad Dybcio wrote:
> 
> 
> On 3/28/24 16:44, Joel Granados wrote:
>> What?
>> These commits remove the sentinel element (last empty element) from the
>> sysctl arrays of all the files under the "kernel/" directory that use a
>> sysctl array for registration. The merging of the preparation patches
>> [1] to mainline allows us to remove sentinel elements without changing
>> behavior. This is safe because the sysctl registration code
>> (register_sysctl() and friends) use the array size in addition to
>> checking for a sentinel [2].
> 
> Hi,
> 
> looks like *this* "patch" made it to the sysctl tree [1], breaking b4
> for everyone else (as there's a "--- b4-submit-tracking ---" magic in
> the tree history now) on next-20240422
> 
> Please drop it (again, I'm only talking about this empty cover letter).

Just to clarify, in case it is not obvious:
Please *do not merge your own trees* into kernel.org repos. Instead use
b4 shazam to pick up entire patchset, even if it is yours. b4 allows to
merge/apply also the cover letter, if this is your intention.

With b4 shazam you would get proper Link tags and not break everyone's
b4 workflow on next. :/

Best regards,
Krzysztof