linux-kernel - [PATCH 02/24] tools lib bpf: Rename bpf_map__get_name() to bpf_map_

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Message-Id: <1465329902-11069-3-git-send-email-acme@kernel.org>
Date:	Tue,  7 Jun 2016 17:04:40 -0300
From:	Arnaldo Carvalho de Melo <acme@...nel.org>
To:	Ingo Molnar <mingo@...nel.org>
Cc:	linux-kernel@...r.kernel.org,
	Arnaldo Carvalho de Melo <acme@...hat.com>,
	Adrian Hunter <adrian.hunter@...el.com>,
	David Ahern <dsahern@...il.com>, Jiri Olsa <jolsa@...nel.org>,
	Milian Wolff <milian.wolff@...b.com>,
	Namhyung Kim <namhyung@...nel.org>
Subject: [PATCH 02/24] tools lib bpf: Rename bpf_map__get_name() to bpf_map__name()

From: Arnaldo Carvalho de Melo <acme@...hat.com>

For consistency, leaving "get" for reference counting.

Acked-by: Wang Nan <wangnan0@...wei.com>
Cc: Adrian Hunter <adrian.hunter@...el.com>
Cc: David Ahern <dsahern@...il.com>
Cc: Jiri Olsa <jolsa@...nel.org>
Cc: Milian Wolff <milian.wolff@...b.com>
Cc: Namhyung Kim <namhyung@...nel.org>
Link: http://lkml.kernel.org/n/tip-crnflv84ejyhpba933ec71gs@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@...hat.com>
---
 tools/lib/bpf/libbpf.c       |  6 ++----
 tools/lib/bpf/libbpf.h       |  2 +-
 tools/perf/util/bpf-loader.c | 18 ++++++------------
 3 files changed, 9 insertions(+), 17 deletions(-)

diff --git a/tools/lib/bpf/libbpf.c b/tools/lib/bpf/libbpf.c
index 9bba1a907abe..4dc617befd13 100644
--- a/tools/lib/bpf/libbpf.c
+++ b/tools/lib/bpf/libbpf.c
@@ -1328,11 +1328,9 @@ int bpf_map__get_def(struct bpf_map *map, struct bpf_map_def *pdef)
 	return 0;
 }
 
-const char *bpf_map__get_name(struct bpf_map *map)
+const char *bpf_map__name(struct bpf_map *map)
 {
-	if (!map)
-		return NULL;
-	return map->name;
+	return map ? map->name : NULL;
 }
 
 int bpf_map__set_private(struct bpf_map *map, void *priv,
diff --git a/tools/lib/bpf/libbpf.h b/tools/lib/bpf/libbpf.h
index 916abf971249..f8fbba4ccef3 100644
--- a/tools/lib/bpf/libbpf.h
+++ b/tools/lib/bpf/libbpf.h
@@ -182,7 +182,7 @@ bpf_map__next(struct bpf_map *map, struct bpf_object *obj);
 
 int bpf_map__get_fd(struct bpf_map *map);
 int bpf_map__get_def(struct bpf_map *map, struct bpf_map_def *pdef);
-const char *bpf_map__get_name(struct bpf_map *map);
+const char *bpf_map__name(struct bpf_map *map);
 
 typedef void (*bpf_map_clear_priv_t)(struct bpf_map *, void *);
 int bpf_map__set_private(struct bpf_map *map, void *priv,
diff --git a/tools/perf/util/bpf-loader.c b/tools/perf/util/bpf-loader.c
index e9a034e86b91..c819eb8ba145 100644
--- a/tools/perf/util/bpf-loader.c
+++ b/tools/perf/util/bpf-loader.c
@@ -897,10 +897,9 @@ bpf_map_priv__clone(struct bpf_map_priv *priv)
 static int
 bpf_map__add_op(struct bpf_map *map, struct bpf_map_op *op)
 {
+	const char *map_name = bpf_map__name(map);
 	struct bpf_map_priv *priv = bpf_map__priv(map);
-	const char *map_name;
 
-	map_name = bpf_map__get_name(map);
 	if (IS_ERR(priv)) {
 		pr_debug("Failed to get private from map %s\n", map_name);
 		return PTR_ERR(priv);
@@ -948,11 +947,9 @@ __bpf_map__config_value(struct bpf_map *map,
 {
 	struct bpf_map_def def;
 	struct bpf_map_op *op;
-	const char *map_name;
+	const char *map_name = bpf_map__name(map);
 	int err;
 
-	map_name = bpf_map__get_name(map);
-
 	err = bpf_map__get_def(map, &def);
 	if (err) {
 		pr_debug("Unable to get map definition from '%s'\n",
@@ -1014,10 +1011,9 @@ __bpf_map__config_event(struct bpf_map *map,
 	struct perf_evsel *evsel;
 	struct bpf_map_def def;
 	struct bpf_map_op *op;
-	const char *map_name;
+	const char *map_name = bpf_map__name(map);
 	int err;
 
-	map_name = bpf_map__get_name(map);
 	evsel = perf_evlist__find_evsel_by_str(evlist, term->val.str);
 	if (!evsel) {
 		pr_debug("Event (for '%s') '%s' doesn't exist\n",
@@ -1259,13 +1255,11 @@ bpf_map_config_foreach_key(struct bpf_map *map,
 			   void *arg)
 {
 	int err, map_fd;
-	const char *name;
 	struct bpf_map_op *op;
 	struct bpf_map_def def;
+	const char *name = bpf_map__name(map);
 	struct bpf_map_priv *priv = bpf_map__priv(map);
 
-	name = bpf_map__get_name(map);
-
 	if (IS_ERR(priv)) {
 		pr_debug("ERROR: failed to get private from map %s\n", name);
 		return -BPF_LOADER_ERRNO__INTERNAL;
@@ -1472,9 +1466,9 @@ int bpf__apply_obj_config(void)
 
 #define bpf__for_each_stdout_map(pos, obj, objtmp)	\
 	bpf__for_each_map(pos, obj, objtmp) 		\
-		if (bpf_map__get_name(pos) && 		\
+		if (bpf_map__name(pos) && 		\
 			(strcmp("__bpf_stdout__", 	\
-				bpf_map__get_name(pos)) == 0))
+				bpf_map__name(pos)) == 0))
 
 int bpf__setup_stdout(struct perf_evlist *evlist __maybe_unused)
 {
-- 
2.5.5