[PATCH 30/37] perf intel-pt: Factor out intel_pt_set_event_name()

Adrian Hunter
2017-05-19T09:01:27Z

Factor out intel_pt_set_event_name() so it can be reused.

Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
---
tools/perf/util/intel-pt.c | 24 ++++++++++++++++--------
1 file changed, 16 insertions(+), 8 deletions(-)

diff --git a/tools/perf/util/intel-pt.c b/tools/perf/util/intel-pt.c
index 81907f60e7da..a20712e1ed28 100644
--- a/tools/perf/util/intel-pt.c
+++ b/tools/perf/util/intel-pt.c
@@ -1931,6 +1931,21 @@ static int intel_pt_synth_event(struct perf_session *session, const char *name,
return err;
}

+static void intel_pt_set_event_name(struct perf_evlist *evlist, u64 id,
+ const char *name)
+{
+ struct perf_evsel *evsel;
+
+ evlist__for_each_entry(evlist, evsel) {
+ if (evsel->id && evsel->id[0] == id) {
+ if (evsel->name)
+ zfree(&evsel->name);
+ evsel->name = strdup(name);
+ break;
+ }
+ }
+}
+
static struct perf_evsel *intel_pt_evsel(struct intel_pt *pt,
struct perf_evlist *evlist)
{
@@ -2015,15 +2030,8 @@ static int intel_pt_synth_events(struct intel_pt *pt,
pt->sample_transactions = true;
pt->transactions_sample_type = attr.sample_type;
pt->transactions_id = id;
+ intel_pt_set_event_name(evlist, id, "transactions");
id += 1;
- evlist__for_each_entry(evlist, evsel) {
- if (evsel->id && evsel->id[0] == pt->transactions_id) {
- if (evsel->name)
- zfree(&evsel->name);
- evsel->name = strdup("transactions");
- break;
- }
- }
}

if (pt->synth_opts.branches) {
--
1.9.1