GJ_TIMER_STOP
GJ_TIMER_STOP(1, &bt, "Switch time of %s", sc->sc_name);
GJ_TIMER_STOP(1, &bt, "Msync time of %s", mountpoint);
GJ_TIMER_STOP(1, &bt, "Sync time of %s", mountpoint);
GJ_TIMER_STOP(1, &bt, "BIO_FLUSH time of %s", sc->sc_name);
GJ_TIMER_STOP(1, &bt, "Suspend time of %s", mountpoint);
GJ_TIMER_STOP(1, &bt, "Entire switch time");
GJ_TIMER_STOP(1, &bt, "Cache flush time");