Module API for LatencyAddSample

src/latency.c

@@ -95,7 +95,7 @@ void latencyMonitorInit(void) {
  * This function is usually called via latencyAddSampleIfNeeded(), that
  * is a macro that only adds the sample if the latency is higher than
  * server.latency_monitor_threshold. */
-void latencyAddSample(char *event, mstime_t latency) {
+void latencyAddSample(const char *event, mstime_t latency) {
     struct latencyTimeSeries *ts = dictFetchValue(server.latency_events,event);
     time_t now = time(NULL);
     int prev;