[PATCH v11 3/3] perf config: Reimplement show_config() using config_set__for_each

[Taeung Song]

Lately config_set__for_each is added.
In order to let show_config() be short and clear,
remake this function using config_set__for_each macro

Cc: Namhyung Kim <namhyung@xxxxxxxxxx>
Cc: Jiri Olsa <jolsa@xxxxxxxxxx>
Cc: Masami Hiramatsu <mhiramat@xxxxxxxxxx>
Cc: Alexander Shishkin <alexander.shishkin@xxxxxxxxxxxxxxx>
Cc: Wang Nan <wangnan0@xxxxxxxxxx>
Signed-off-by: Taeung Song <treeze.taeung@xxxxxxxxx>
---
 tools/perf/builtin-config.c | 17 +++++------------
 1 file changed, 5 insertions(+), 12 deletions(-)

diff --git a/tools/perf/builtin-config.c b/tools/perf/builtin-config.c
index cfd1036..d78ae28 100644
--- a/tools/perf/builtin-config.c
+++ b/tools/perf/builtin-config.c
@@ -37,23 +37,16 @@ static int show_config(struct perf_config_set *set)
 {
 	struct perf_config_section *section;
 	struct perf_config_item *item;
-	struct list_head *sections;
 
 	if (set == NULL)
 		return -1;
 
-	sections = &set->sections;
-	if (list_empty(sections))
-		return -1;
-
-	list_for_each_entry(section, sections, node) {
-		list_for_each_entry(item, &section->items, node) {
-			char *value = item->value;
+	perf_config_set__for_each(set, section, item) {
+		char *value = item->value;
 
-			if (value)
-				printf("%s.%s=%s\n", section->name,
-				       item->name, value);
-		}
+		if (value)
+			printf("%s.%s=%s\n", section->name,
+			       item->name, value);
 	}
 
 	return 0;
-- 
2.5.0