linux-kernel - Re: [PATCH v3 07/22] perf maps: Reduce scope of init and exit

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Date:   Fri, 11 Feb 2022 14:26:03 -0300
From:   Arnaldo Carvalho de Melo <acme@...nel.org>
To:     Ian Rogers <irogers@...gle.com>
Cc:     Peter Zijlstra <peterz@...radead.org>,
        Ingo Molnar <mingo@...hat.com>,
        Mark Rutland <mark.rutland@....com>,
        Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
        Jiri Olsa <jolsa@...nel.org>,
        Namhyung Kim <namhyung@...nel.org>,
        Thomas Gleixner <tglx@...utronix.de>,
        Darren Hart <dvhart@...radead.org>,
        Davidlohr Bueso <dave@...olabs.net>,
        André Almeida <andrealmeid@...labora.com>,
        James Clark <james.clark@....com>,
        John Garry <john.garry@...wei.com>,
        Riccardo Mancini <rickyman7@...il.com>,
        Yury Norov <yury.norov@...il.com>,
        Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Jin Yao <yao.jin@...ux.intel.com>,
        Adrian Hunter <adrian.hunter@...el.com>,
        Leo Yan <leo.yan@...aro.org>, Andi Kleen <ak@...ux.intel.com>,
        Thomas Richter <tmricht@...ux.ibm.com>,
        Kan Liang <kan.liang@...ux.intel.com>,
        Madhavan Srinivasan <maddy@...ux.ibm.com>,
        Shunsuke Nakamura <nakamura.shun@...itsu.com>,
        Song Liu <song@...nel.org>,
        Masami Hiramatsu <mhiramat@...nel.org>,
        Steven Rostedt <rostedt@...dmis.org>,
        Miaoqian Lin <linmq006@...il.com>,
        Stephen Brennan <stephen.s.brennan@...cle.com>,
        Kajol Jain <kjain@...ux.ibm.com>,
        Alexey Bayduraev <alexey.v.bayduraev@...ux.intel.com>,
        German Gomez <german.gomez@....com>,
        linux-perf-users@...r.kernel.org, linux-kernel@...r.kernel.org,
        Eric Dumazet <edumazet@...gle.com>,
        Dmitry Vyukov <dvyukov@...gle.com>,
        Hao Luo <haoluo@...gle.com>, eranian@...gle.com
Subject: Re: [PATCH v3 07/22] perf maps: Reduce scope of init and exit

Em Fri, Feb 11, 2022 at 02:34:00AM -0800, Ian Rogers escreveu:
> Now purely accessed through new and delete, so reduce to file scope.

Seems to depend on previously dropped patch proposals.

- Arnaldo
 
> Signed-off-by: Ian Rogers <irogers@...gle.com>
> ---
>  tools/perf/util/map.c  | 4 ++--
>  tools/perf/util/maps.h | 2 --
>  2 files changed, 2 insertions(+), 4 deletions(-)
> 
> diff --git a/tools/perf/util/map.c b/tools/perf/util/map.c
> index ae99b52502d5..4d1de363c19a 100644
> --- a/tools/perf/util/map.c
> +++ b/tools/perf/util/map.c
> @@ -527,7 +527,7 @@ u64 map__objdump_2mem(struct map *map, u64 ip)
>  	return ip + map->reloc;
>  }
>  
> -void maps__init(struct maps *maps, struct machine *machine)
> +static void maps__init(struct maps *maps, struct machine *machine)
>  {
>  	maps->entries = RB_ROOT;
>  	init_rwsem(&maps->lock);
> @@ -616,7 +616,7 @@ static void __maps__purge(struct maps *maps)
>  	}
>  }
>  
> -void maps__exit(struct maps *maps)
> +static void maps__exit(struct maps *maps)
>  {
>  	down_write(&maps->lock);
>  	__maps__purge(maps);
> diff --git a/tools/perf/util/maps.h b/tools/perf/util/maps.h
> index 3dd000ddf925..7e729ff42749 100644
> --- a/tools/perf/util/maps.h
> +++ b/tools/perf/util/maps.h
> @@ -60,8 +60,6 @@ static inline struct maps *maps__get(struct maps *maps)
>  }
>  
>  void maps__put(struct maps *maps);
> -void maps__init(struct maps *maps, struct machine *machine);
> -void maps__exit(struct maps *maps);
>  int maps__clone(struct thread *thread, struct maps *parent);
>  size_t maps__fprintf(struct maps *maps, FILE *fp);
>  
> -- 
> 2.35.1.265.g69c8d7142f-goog

-- 

- Arnaldo