From: Arnaldo Carvalho de Melo <acme@kernel.org>
To: Jiri Olsa <jolsa@redhat.com>
Cc: Namhyung Kim <namhyung@kernel.org>,
Ingo Molnar <mingo@kernel.org>,
Peter Zijlstra <peterz@infradead.org>,
Mark Rutland <mark.rutland@arm.com>,
Alexander Shishkin <alexander.shishkin@linux.intel.com>,
LKML <linux-kernel@vger.kernel.org>,
Andi Kleen <ak@linux.intel.com>, Ian Rogers <irogers@google.com>
Subject: Re: [PATCH 1/2] perf inject: Call dso__put() even if dso->hit is set
Date: Wed, 26 May 2021 09:39:13 -0300 [thread overview]
Message-ID: <YK5BcQ32CoYLaM7v@kernel.org> (raw)
In-Reply-To: <YK47d3S4wGIr3lu6@krava>
Em Wed, May 26, 2021 at 02:13:43PM +0200, Jiri Olsa escreveu:
> On Mon, May 24, 2021 at 03:50:50PM -0700, Namhyung Kim wrote:
> > Otherwise it'll leak the refcount for the DSO. As dso__put() can
> > handle a NULL dso pointer, we can just call it unconditionally.
> >
> > Signed-off-by: Namhyung Kim <namhyung@kernel.org>
>
> for the patchset
>
> Acked-by: Jiri Olsa <jolsa@redhat.com>
Thanks, applied.
- Arnaldo
> thanks,
> jirka
>
> > ---
> > tools/perf/builtin-inject.c | 4 ++--
> > 1 file changed, 2 insertions(+), 2 deletions(-)
> >
> > diff --git a/tools/perf/builtin-inject.c b/tools/perf/builtin-inject.c
> > index 102cafb0c0b3..8bbaa46eb7e6 100644
> > --- a/tools/perf/builtin-inject.c
> > +++ b/tools/perf/builtin-inject.c
> > @@ -383,8 +383,8 @@ static int perf_event__repipe_buildid_mmap(struct perf_tool *tool,
> > if (dso && !dso->hit) {
> > dso->hit = 1;
> > dso__inject_build_id(dso, tool, machine, sample->cpumode, 0);
> > - dso__put(dso);
> > }
> > + dso__put(dso);
> >
> > return perf_event__repipe(tool, event, sample, machine);
> > }
> > @@ -447,8 +447,8 @@ static int perf_event__repipe_buildid_mmap2(struct perf_tool *tool,
> > dso->hit = 1;
> > dso__inject_build_id(dso, tool, machine, sample->cpumode,
> > event->mmap2.flags);
> > - dso__put(dso);
> > }
> > + dso__put(dso);
> >
> > perf_event__repipe(tool, event, sample, machine);
> >
> > --
> > 2.31.1.818.g46aad6cb9e-goog
> >
>
--
- Arnaldo
prev parent reply other threads:[~2021-05-26 12:39 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-05-24 22:50 [PATCH 1/2] perf inject: Call dso__put() even if dso->hit is set Namhyung Kim
2021-05-24 22:50 ` [PATCH 2/2] perf inject: Do not inject BUILD_ID record if MMAP2 has it Namhyung Kim
2021-05-26 12:13 ` [PATCH 1/2] perf inject: Call dso__put() even if dso->hit is set Jiri Olsa
2021-05-26 12:39 ` Arnaldo Carvalho de Melo [this message]
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