[PATCH V2 12/23] perf evlist: Factor out evlist__dummy_event()

Adrian Hunter
2022-05-06T12:27:11Z

Factor out evlist__dummy_event() so it can be reused.

Acked-by: Ian Rogers <irogers@google.com>
Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
---
tools/perf/util/evlist.c | 10 ++++++++--
1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/tools/perf/util/evlist.c b/tools/perf/util/evlist.c
index 25eae096bdac..78c47cbafbc2 100644
--- a/tools/perf/util/evlist.c
+++ b/tools/perf/util/evlist.c
@@ -242,14 +242,20 @@ int __evlist__add_default(struct evlist *evlist, bool precise)
return 0;
}

-int evlist__add_dummy(struct evlist *evlist)
+static struct evsel *evlist__dummy_event(struct evlist *evlist)
{
struct perf_event_attr attr = {
.type = PERF_TYPE_SOFTWARE,
.config = PERF_COUNT_SW_DUMMY,
.size = sizeof(attr), /* to capture ABI version */
};
- struct evsel *evsel = evsel__new_idx(&attr, evlist->core.nr_entries);
+
+ return evsel__new_idx(&attr, evlist->core.nr_entries);
+}
+
+int evlist__add_dummy(struct evlist *evlist)
+{
+ struct evsel *evsel = evlist__dummy_event(evlist);

if (evsel == NULL)
return -ENOMEM;
--
2.25.1