last_t2 170 kernel/trace/trace_hwlat.c time_type start, t1, t2, last_t2; last_t2 187 kernel/trace/trace_hwlat.c init_time(last_t2, 0); last_t2 195 kernel/trace/trace_hwlat.c if (time_u64(last_t2)) { last_t2 197 kernel/trace/trace_hwlat.c diff = time_to_us(time_sub(t1, last_t2)); last_t2 206 kernel/trace/trace_hwlat.c last_t2 = t2;