4 files changed, 19 insertions, 32 deletions

diff --git a/tools/perf/builtin-annotate.c b/tools/perf/builtin-annotate.c
index fa833f50763e..2e2855a685c6 100644
--- a/tools/perf/builtin-annotate.c
+++ b/tools/perf/builtin-annotate.c
@@ -521,21 +521,6 @@ static const struct option options[] = {
         OPT_END()
 };
 
-static void setup_sorting(void)
-{
-        char *tmp, *tok, *str = strdup(sort_order);
-
-        for (tok = strtok_r(str, ", ", &tmp);
-                        tok; tok = strtok_r(NULL, ", ", &tmp)) {
-                if (sort_dimension__add(tok) < 0) {
-                        error("Unknown --sort key: `%s'", tok);
-                        usage_with_options(annotate_usage, options);
-                }
-        }
-
-        free(str);
-}
-
 int cmd_annotate(int argc, const char **argv, const char *prefix __used)
 {
         if (symbol__init(&symbol_conf) < 0)
@@ -543,7 +528,7 @@ int cmd_annotate(int argc, const char **argv, const char *prefix __used)
 
         argc = parse_options(argc, argv, options, annotate_usage, 0);
 
-        setup_sorting();
+        setup_sorting(annotate_usage, options);
 
         if (argc) {
                 /*
diff --git a/tools/perf/builtin-report.c b/tools/perf/builtin-report.c
index d12ea4ab0d21..beff7c090d2b 100644
--- a/tools/perf/builtin-report.c
+++ b/tools/perf/builtin-report.c
@@ -843,21 +843,6 @@ static const struct option options[] = {
         OPT_END()
 };
 
-static void setup_sorting(void)
-{
-        char *tmp, *tok, *str = strdup(sort_order);
-
-        for (tok = strtok_r(str, ", ", &tmp);
-                        tok; tok = strtok_r(NULL, ", ", &tmp)) {
-                if (sort_dimension__add(tok) < 0) {
-                        error("Unknown --sort key: `%s'", tok);
-                        usage_with_options(report_usage, options);
-                }
-        }
-
-        free(str);
-}
-
 static void setup_list(struct strlist **list, const char *list_str,
                        struct sort_entry *se, const char *list_name,
                        FILE *fp)
@@ -884,7 +869,7 @@ int cmd_report(int argc, const char **argv, const char *prefix __used)
 
         argc = parse_options(argc, argv, options, report_usage, 0);
 
-        setup_sorting();
+        setup_sorting(report_usage, options);
 
         if (parent_pattern != default_parent_pattern) {
                 sort_dimension__add("parent");
diff --git a/tools/perf/util/sort.c b/tools/perf/util/sort.c
index b490354d1b23..cff1c316fa91 100644
--- a/tools/perf/util/sort.c
+++ b/tools/perf/util/sort.c
@@ -288,3 +288,18 @@ int sort_dimension__add(const char *tok)
 
         return -ESRCH;
 }
+
+void setup_sorting(const char * const usagestr[], const struct option *opts)
+{
+        char *tmp, *tok, *str = strdup(sort_order);
+
+        for (tok = strtok_r(str, ", ", &tmp);
+                        tok; tok = strtok_r(NULL, ", ", &tmp)) {
+                if (sort_dimension__add(tok) < 0) {
+                        error("Unknown --sort key: `%s'", tok);
+                        usage_with_options(usagestr, opts);
+                }
+        }
+
+        free(str);
+}
diff --git a/tools/perf/util/sort.h b/tools/perf/util/sort.h
index 333e664ff45f..cb6151c026f2 100644
--- a/tools/perf/util/sort.h
+++ b/tools/perf/util/sort.h
@@ -81,6 +81,8 @@ struct sort_entry {
 extern struct sort_entry sort_thread;
 extern struct list_head hist_entry__sort_list;
 
+void setup_sorting(const char * const usagestr[], const struct option *opts);
+
 extern int repsep_fprintf(FILE *fp, const char *fmt, ...);
 extern size_t sort__thread_print(FILE *, struct hist_entry *, unsigned int);
 extern size_t sort__comm_print(FILE *, struct hist_entry *, unsigned int);