* To keep the terse format unaltered, add all of the ns latency
* buckets to the first us latency bucket
*/
-void stat_calc_lat_nu(struct thread_stat *ts, double *io_u_lat_u)
+static void stat_calc_lat_nu(struct thread_stat *ts, double *io_u_lat_u)
{
unsigned long ntotal = 0, total = ddir_rw_sum(ts->total_io_u);
int i;