prog_time 430 tools/testing/selftests/pidfd/pidfd_test.c time_t prog_time = time(NULL) - prog_start; prog_time 432 tools/testing/selftests/pidfd/pidfd_test.c ksft_print_msg("Time waited for child: %lu\n", prog_time); prog_time 436 tools/testing/selftests/pidfd/pidfd_test.c if (prog_time < CHILD_THREAD_MIN_WAIT || prog_time > CHILD_THREAD_MIN_WAIT + 2)