diff_timespec     191 tools/perf/builtin-stat.c static inline void diff_timespec(struct timespec *r, struct timespec *a,
diff_timespec      59 tools/testing/selftests/timers/adjtick.c long long diff_timespec(struct timespec start, struct timespec end)
diff_timespec      43 tools/testing/selftests/timers/freq-step.c static double diff_timespec(struct timespec *ts1, struct timespec *ts2)
diff_timespec      60 tools/testing/selftests/timers/raw_skew.c long long diff_timespec(struct timespec start, struct timespec end)