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From: Arnaldo Carvalho de Melo <acme@kernel.org>
To: Benjamin Peterson <benjamin@engflow.com>
Cc: Howard Chu <howardchu95@gmail.com>,
	Peter Zijlstra <peterz@infradead.org>,
	Ingo Molnar <mingo@redhat.com>,
	Namhyung Kim <namhyung@kernel.org>,
	Mark Rutland <mark.rutland@arm.com>,
	Alexander Shishkin <alexander.shishkin@linux.intel.com>,
	Jiri Olsa <jolsa@kernel.org>, Ian Rogers <irogers@google.com>,
	Adrian Hunter <adrian.hunter@intel.com>,
	"Liang, Kan" <kan.liang@linux.intel.com>,
	"open list:PERFORMANCE EVENTS SUBSYSTEM"
	<linux-perf-users@vger.kernel.org>,
	"open list:PERFORMANCE EVENTS SUBSYSTEM"
	<linux-kernel@vger.kernel.org>
Subject: Re: [PATCH v2] perf trace: avoid garbage when not printing a trace event's arguments
Date: Fri, 1 Nov 2024 21:38:03 -0300	[thread overview]
Message-ID: <ZyV0a6e_46R9pmQw@x1> (raw)
In-Reply-To: <CAEmfU+ufKWoJLvhksPzADMKkbinV37Tv1KODU6RdJfBM9Juy7w@mail.gmail.com>

On Fri, Nov 01, 2024 at 02:41:46PM -0700, Benjamin Peterson wrote:
> On Fri, Nov 1, 2024 at 2:30 PM Arnaldo Carvalho de Melo <acme@kernel.org> wrote:
> > I haven't tested it yet, just in my mind :-)

> > The patch looks ok and seems to fix a real problem, my only concern, a
> > pet peeve, was that it, in addition to fixing a real problem, did an
> > unrelated change, the "Remove the return value...", that part looks like
> > a distraction, something that shouldn't be there.
 
> In my mind, it was related because both the bug and the odd return
> value arise from incorrect counting of the number of written bytes.

> Obviously, the fix is what I care about, so feel free to strip out the
> return value change on import, or I can resend.

The point is to try to focus on the fix, and do just what is needed for
that. Everything else ends up being a distraction.

- Arnaldo

  reply	other threads:[~2024-11-02  0:38 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-11-01  0:53 [PATCH] perf trace: avoid garbage when not printing an trace event's arguments Benjamin Peterson
2024-11-01  2:03 ` Howard Chu
2024-11-01 17:26   ` Benjamin Peterson
2024-11-01 17:27 ` [PATCH v2] perf trace: avoid garbage when not printing a " Benjamin Peterson
2024-11-01 21:00   ` Howard Chu
2024-11-01 21:30     ` Arnaldo Carvalho de Melo
2024-11-01 21:41       ` Benjamin Peterson
2024-11-02  0:38         ` Arnaldo Carvalho de Melo [this message]
2024-11-03 20:48           ` [PATCH v3] " Benjamin Peterson
2024-11-05 18:52             ` Arnaldo Carvalho de Melo
2024-11-06 17:03             ` Namhyung Kim
2024-11-03  4:54 ` [PATCH] perf trace: avoid garbage when not printing an " kernel test robot

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