linux-kernel - [PATCH 07/13 v4] perf tools: restrict visibility of functions

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Message-Id: <20201113172654.989-8-james.clark@arm.com>
Date:   Fri, 13 Nov 2020 19:26:48 +0200
From:   James Clark <james.clark@....com>
To:     linux-perf-users@...r.kernel.org, linux-kernel@...r.kernel.org,
        jolsa@...hat.com
Cc:     james.clark@....com, Peter Zijlstra <peterz@...radead.org>,
        Ingo Molnar <mingo@...hat.com>,
        Arnaldo Carvalho de Melo <acme@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
        Namhyung Kim <namhyung@...nel.org>,
        Thomas Richter <tmricht@...ux.ibm.com>,
        John Garry <john.garry@...wei.com>
Subject: [PATCH 07/13 v4] perf tools: restrict visibility of functions

These cpu_aggr_map refcounting functions are only used in
builtin-stat.c so their visibilty can be reduced to just
that file.

No functional changes.

Signed-off-by: James Clark <james.clark@....com>
Cc: Peter Zijlstra <peterz@...radead.org>
Cc: Ingo Molnar <mingo@...hat.com>
Cc: Arnaldo Carvalho de Melo <acme@...nel.org>
Cc: Mark Rutland <mark.rutland@....com>
Cc: Alexander Shishkin <alexander.shishkin@...ux.intel.com>
Cc: Jiri Olsa <jolsa@...hat.com>
Cc: Namhyung Kim <namhyung@...nel.org>
Cc: Thomas Richter <tmricht@...ux.ibm.com>
Cc: John Garry <john.garry@...wei.com>
---
 tools/perf/builtin-stat.c | 15 +++++++++++++++
 tools/perf/util/cpumap.c  | 15 ---------------
 tools/perf/util/cpumap.h  |  2 --
 3 files changed, 15 insertions(+), 17 deletions(-)

diff --git a/tools/perf/builtin-stat.c b/tools/perf/builtin-stat.c
index 7daac139f6cc..344e50651b55 100644
--- a/tools/perf/builtin-stat.c
+++ b/tools/perf/builtin-stat.c
@@ -1326,6 +1326,21 @@ static int perf_stat_init_aggr_mode(void)
 	return stat_config.cpus_aggr_map ? 0 : -ENOMEM;
 }
 
+static void cpu_aggr_map__delete(struct cpu_aggr_map *map)
+{
+	if (map) {
+		WARN_ONCE(refcount_read(&map->refcnt) != 0,
+			  "cpu_aggr_map refcnt unbalanced\n");
+		free(map);
+	}
+}
+
+static void cpu_aggr_map__put(struct cpu_aggr_map *map)
+{
+	if (map && refcount_dec_and_test(&map->refcnt))
+		cpu_aggr_map__delete(map);
+}
+
 static void perf_stat__exit_aggr_mode(void)
 {
 	cpu_aggr_map__put(stat_config.aggr_map);
diff --git a/tools/perf/util/cpumap.c b/tools/perf/util/cpumap.c
index e831a18ec95e..e90270f0be57 100644
--- a/tools/perf/util/cpumap.c
+++ b/tools/perf/util/cpumap.c
@@ -112,21 +112,6 @@ struct cpu_aggr_map *cpu_aggr_map__empty_new(int nr)
 	return cpus;
 }
 
-void cpu_aggr_map__delete(struct cpu_aggr_map *map)
-{
-	if (map) {
-		WARN_ONCE(refcount_read(&map->refcnt) != 0,
-			  "cpu_aggr_map refcnt unbalanced\n");
-		free(map);
-	}
-}
-
-void cpu_aggr_map__put(struct cpu_aggr_map *map)
-{
-	if (map && refcount_dec_and_test(&map->refcnt))
-		cpu_aggr_map__delete(map);
-}
-
 static int cpu__get_topology_int(int cpu, const char *name, int *value)
 {
 	char path[PATH_MAX];
diff --git a/tools/perf/util/cpumap.h b/tools/perf/util/cpumap.h
index d82822ddcbce..b112069038be 100644
--- a/tools/perf/util/cpumap.h
+++ b/tools/perf/util/cpumap.h
@@ -21,8 +21,6 @@ struct perf_record_cpu_map_data;
 
 struct perf_cpu_map *perf_cpu_map__empty_new(int nr);
 struct cpu_aggr_map *cpu_aggr_map__empty_new(int nr);
-void cpu_aggr_map__delete(struct cpu_aggr_map *map);
-void cpu_aggr_map__put(struct cpu_aggr_map *map);
 
 struct perf_cpu_map *cpu_map__new_data(struct perf_record_cpu_map_data *data);
 size_t cpu_map__snprint(struct perf_cpu_map *map, char *buf, size_t size);
-- 
2.28.0