perf intel-pt: Factor out intel_pt_set_event_name()

Factor out intel_pt_set_event_name() so it can be reused.

Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
Cc: Andi Kleen <ak@linux.intel.com>
Link: http://lkml.kernel.org/r/1495786658-18063-32-git-send-email-adrian.hunter@intel.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

diff --git a/tools/perf/util/intel-pt.c b/tools/perf/util/intel-pt.c
index 81907f60e7dacb0de9c780a2f6cbbfe13615ca0a..a20712e1ed28d6d4b1c0a1e9b9c4c82de1b9f220 100644 (file)
--- 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) {