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From: Arnaldo Carvalho de Melo <acme@kernel.org>
To: Riccardo Mancini <rickyman7@gmail.com>
Cc: Ian Rogers <irogers@google.com>,
	Namhyung Kim <namhyung@kernel.org>,
	Peter Zijlstra <peterz@infradead.org>,
	Ingo Molnar <mingo@redhat.com>,
	Mark Rutland <mark.rutland@arm.com>, Jiri Olsa <jolsa@redhat.com>,
	linux-kernel@vger.kernel.org, linux-perf-users@vger.kernel.org
Subject: Re: [PATCH 07/20] perf test: maps__merge_in: fix memory leak of maps
Date: Thu, 15 Jul 2021 17:10:03 -0300	[thread overview]
Message-ID: <YPCWG85uXmGnDija@kernel.org> (raw)
In-Reply-To: <a1a29b97a58738987d150e94d4ebfad0282fb038.1626343282.git.rickyman7@gmail.com>

Em Thu, Jul 15, 2021 at 06:07:12PM +0200, Riccardo Mancini escreveu:
> ASan reports a memory leak when running the perf test
> "65: maps__merge_in". This is the second and final patch addressing
> these memory leaks.
> This time, the problem is simply that the maps object is never
> destructed.
> 
> This patch adds the missing maps__exit call.

Not really this one, but at least the patch should apply more easily:

Fixes: 79b6bb73f888933c ("perf maps: Merge 'struct maps' with 'struct map_groups'")

Thanks, applied.

- Arnaldo

 
> Signed-off-by: Riccardo Mancini <rickyman7@gmail.com>
> ---
>  tools/perf/tests/maps.c | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/tools/perf/tests/maps.c b/tools/perf/tests/maps.c
> index edcbc70ff9d66e22..1ac72919fa358601 100644
> --- a/tools/perf/tests/maps.c
> +++ b/tools/perf/tests/maps.c
> @@ -116,5 +116,7 @@ int test__maps__merge_in(struct test *t __maybe_unused, int subtest __maybe_unus
>  
>  	ret = check_maps(merged3, ARRAY_SIZE(merged3), &maps);
>  	TEST_ASSERT_VAL("merge check failed", !ret);
> +
> +	maps__exit(&maps);
>  	return TEST_OK;
>  }
> -- 
> 2.31.1
> 

-- 

- Arnaldo

  reply	other threads:[~2021-07-15 20:10 UTC|newest]

Thread overview: 47+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-07-15 16:07 [PATCH 00/20] perf: fix several memory leaks reported by ASan on perf-test Riccardo Mancini
2021-07-15 16:07 ` [PATCH 01/20] perf nsinfo: fix refcounting Riccardo Mancini
2021-07-15 19:02   ` Arnaldo Carvalho de Melo
2021-07-15 19:07     ` Arnaldo Carvalho de Melo
2021-07-15 19:20     ` Arnaldo Carvalho de Melo
2021-07-15 19:44     ` Arnaldo Carvalho de Melo
2021-07-15 16:07 ` [PATCH 02/20] perf env: fix sibling_dies memory leak Riccardo Mancini
2021-07-15 19:49   ` Arnaldo Carvalho de Melo
2021-07-16 13:13     ` Riccardo Mancini
2021-07-15 16:07 ` [PATCH 03/20] perf test: session_topology: delete session->evlist Riccardo Mancini
2021-07-15 19:51   ` Arnaldo Carvalho de Melo
2021-07-15 16:07 ` [PATCH 04/20] perf test: event_update: fix memory leak of evlist Riccardo Mancini
2021-07-15 19:54   ` Arnaldo Carvalho de Melo
2021-07-15 16:07 ` [PATCH 05/20] perf test: event_update: fix memory leak of unit Riccardo Mancini
2021-07-15 19:58   ` Arnaldo Carvalho de Melo
2021-07-15 16:07 ` [PATCH 06/20] perf dso: fix memory leak in dso__new_map Riccardo Mancini
2021-07-15 20:01   ` Arnaldo Carvalho de Melo
2021-07-15 20:07   ` Arnaldo Carvalho de Melo
2021-07-15 16:07 ` [PATCH 07/20] perf test: maps__merge_in: fix memory leak of maps Riccardo Mancini
2021-07-15 20:10   ` Arnaldo Carvalho de Melo [this message]
2021-07-15 16:07 ` [PATCH 08/20] perf env: fix memory leak of cpu_pmu_caps Riccardo Mancini
2021-07-15 20:12   ` Arnaldo Carvalho de Melo
2021-07-15 16:07 ` [PATCH 09/20] perf report: free generated help strings for sort option Riccardo Mancini
2021-07-15 20:15   ` Arnaldo Carvalho de Melo
2021-07-15 16:07 ` [PATCH 10/20] perf inject: close inject.output Riccardo Mancini
2021-07-15 20:17   ` Arnaldo Carvalho de Melo
2021-07-15 16:07 ` [PATCH 11/20] perf session: cleanup trace_event Riccardo Mancini
2021-07-15 20:21   ` Arnaldo Carvalho de Melo
2021-07-15 16:07 ` [PATCH 12/20] perf script: release zstd data Riccardo Mancini
2021-07-15 20:23   ` Arnaldo Carvalho de Melo
2021-07-15 16:07 ` [PATCH 13/20] perf script: fix memory leaks in perf_script Riccardo Mancini
2021-07-15 20:25   ` Arnaldo Carvalho de Melo
2021-07-15 16:07 ` [PATCH 14/20] perf util/lzma: close lzma stream Riccardo Mancini
2021-07-15 20:31   ` Arnaldo Carvalho de Melo
2021-07-15 16:07 ` [PATCH 15/20] perf trace: free malloc'd trace fields on exit Riccardo Mancini
2021-07-15 20:32   ` Arnaldo Carvalho de Melo
2021-07-15 16:07 ` [PATCH 16/20] perf trace: free syscall->arg_fmt Riccardo Mancini
2021-07-15 20:35   ` Arnaldo Carvalho de Melo
2021-07-15 16:07 ` [PATCH 17/20] perf trace: free syscall tp fields in evsel->priv Riccardo Mancini
2021-07-15 20:35   ` Arnaldo Carvalho de Melo
2021-07-15 16:07 ` [PATCH 18/20] perf trace: free strings in trace__parse_events_option Riccardo Mancini
2021-07-15 20:36   ` Arnaldo Carvalho de Melo
2021-07-15 16:07 ` [PATCH 19/20] perf test: bpf: free obj_buf Riccardo Mancini
2021-07-15 20:39   ` Arnaldo Carvalho de Melo
2021-07-16 16:50   ` Arnaldo Carvalho de Melo
2021-07-15 16:07 ` [PATCH 20/20] perf util/probe-file: delete namelist on error in del_events Riccardo Mancini
2021-07-15 20:41   ` Arnaldo Carvalho de Melo

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