[PATCH v10 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 <namhy...@kernel.org>
Cc: Jiri Olsa <jo...@redhat.com>
Cc: Masami Hiramatsu <mhira...@kernel.org>
Cc: Alexander Shishkin <alexander.shish...@linux.intel.com>
Cc: Wang Nan <wangn...@huawei.com>
Signed-off-by: Taeung Song <treeze.tae...@gmail.com>
---
 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..c144643 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;
+       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