_SC_CLK_TCK 184 tools/testing/selftests/timers/adjtick.c systick = sysconf(_SC_CLK_TCK); _SC_CLK_TCK 185 tools/testing/selftests/timers/adjtick.c systick = USEC_PER_SEC/sysconf(_SC_CLK_TCK); _SC_CLK_TCK 222 tools/testing/selftests/timers/freq-step.c user_hz = sysconf(_SC_CLK_TCK);