[PATCH 03/13] perf tests: Factor check_parse_id function

Jiri Olsa
2020-06-02T11:51:19Z

Separating the generic part of check_parse_id function,
so it can be used in following changes for the new test.

Signed-off-by: Jiri Olsa <jolsa@kernel.org>
---
tools/perf/tests/pmu-events.c | 21 +++++++++++++++------
1 file changed, 15 insertions(+), 6 deletions(-)

diff --git a/tools/perf/tests/pmu-events.c b/tools/perf/tests/pmu-events.c
index 894282be073f..f65380d2066f 100644
--- a/tools/perf/tests/pmu-events.c
+++ b/tools/perf/tests/pmu-events.c
@@ -390,9 +390,8 @@ static bool is_number(const char *str)
return errno == 0 && end_ptr != str;
}

-static int check_parse_id(const char *id, bool same_cpu, struct pmu_event *pe)
+static int check_parse_id(const char *id, struct parse_events_error *error)
{
- struct parse_events_error error;
struct evlist *evlist;
int ret;

@@ -401,8 +400,19 @@ static int check_parse_id(const char *id, bool same_cpu, struct pmu_event *pe)
return 0;

evlist = evlist__new();
- memset(&error, 0, sizeof(error));
- ret = parse_events(evlist, id, &error, false);
+ if (!evlist)
+ return -ENOMEM;
+ memset(error, 0, sizeof(*error));
+ ret = parse_events(evlist, id, error, false);
+ evlist__delete(evlist);
+ return ret;
+}
+
+static int check_parse_cpu(const char *id, bool same_cpu, struct pmu_event *pe)
+{
+ struct parse_events_error error;
+
+ int ret = check_parse_id(id, &error);
if (ret && same_cpu) {
pr_warning("Parse event failed metric '%s' id '%s' expr '%s'\n",
pe->metric_name, id, pe->metric_expr);
@@ -413,7 +423,6 @@ static int check_parse_id(const char *id, bool same_cpu, struct pmu_event *pe)
id, pe->metric_name, pe->metric_expr);
ret = 0;
}
- evlist__delete(evlist);
free(error.str);
free(error.help);
free(error.first_str);
@@ -474,7 +483,7 @@ static int test_parsing(void)
expr__add_id(&ctx, strdup(cur->key), k++);

hashmap__for_each_entry((&ctx.ids), cur, bkt) {
- if (check_parse_id(cur->key, map == cpus_map,
+ if (check_parse_cpu(cur->key, map == cpus_map,
pe))
ret++;
}
--
2.25.4