perf stdio: Separate hierarchy headers output

Introducing hists__fprintf_hierarchy_headers function to separate
hierarchy headers display code.

Signed-off-by: Jiri Olsa <jolsa@kernel.org>
Tested-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/r/1465928361-2442-6-git-send-email-jolsa@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

1 files changed, 18 insertions, 8 deletions

diff --git a/tools/perf/ui/stdio/hist.c b/tools/perf/ui/stdio/hist.c
index 91353ca16d04..7498ce25bce3 100644
--- a/tools/perf/ui/stdio/hist.c
+++ b/tools/perf/ui/stdio/hist.c
@@ -622,10 +622,25 @@ static int print_hierarchy_header(struct hists *hists, struct perf_hpp *hpp,
         return 2;
 }
 
+static int
+hists__fprintf_hierarchy_headers(struct hists *hists,
+                                 struct perf_hpp *hpp,
+                                 FILE *fp)
+{
+        struct perf_hpp_list_node *fmt_node;
+        struct perf_hpp_fmt *fmt;
+
+        list_for_each_entry(fmt_node, &hists->hpp_formats, list) {
+                perf_hpp_list__for_each_format(&fmt_node->hpp, fmt)
+                        perf_hpp__reset_width(fmt, hists);
+        }
+
+        return print_hierarchy_header(hists, hpp, symbol_conf.field_sep, fp);
+}
+
 static int hists__fprintf_headers(struct hists *hists, FILE *fp)
 {
         struct perf_hpp_fmt *fmt;
-        struct perf_hpp_list_node *fmt_node;
         unsigned int width;
         const char *sep = symbol_conf.field_sep;
         char bf[96];
@@ -637,13 +652,8 @@ static int hists__fprintf_headers(struct hists *hists, FILE *fp)
 
         fprintf(fp, "# ");
 
-        if (symbol_conf.report_hierarchy) {
-                list_for_each_entry(fmt_node, &hists->hpp_formats, list) {
-                        perf_hpp_list__for_each_format(&fmt_node->hpp, fmt)
-                                perf_hpp__reset_width(fmt, hists);
-                }
-                return print_hierarchy_header(hists, &dummy_hpp, sep, fp);
-        }
+        if (symbol_conf.report_hierarchy)
+                return hists__fprintf_hierarchy_headers(hists, &dummy_hpp, fp);
 
         hists__for_each_format(hists, fmt) {
                 if (perf_hpp__should_skip(fmt, hists))