callout_drain
#define usb_callout_drain(c) callout_drain(&(c)->co)
callout_drain(&sc->sc_watchdog_ch);
callout_drain(&sc->sc_calib_to);
callout_drain(&sc->sc_co);
callout_drain(&sc->sc_twoco);
callout_drain(&sc->sc_co);
callout_drain(&sc->sc_twoco);
callout_drain(&sc->harvest_callout);
callout_drain(c)
callout_drain(&atadev->spindown_timer);
callout_drain(&slot->timeout_callout);
callout_drain(&slot->card_callout);
return callout_drain(&(timer)->timer_callout) == 0;
callout_drain(&dwork->timer);
callout_drain(&sc->sc_led_blink_ch);
callout_drain(&sc->sc_rfswitch_ch);
callout_drain(&sc->sc_task_ch);
callout_drain(&sc->sc_watchdog_ch);
callout_drain(&sc->sc_led_blink_to);
callout_drain(&sc->sc_watchdog_to);
callout_drain(&sc->watchdog_to);
callout_drain(&sc->calib_to);
callout_drain(&sc->watchdog_rfkill);
callout_drain(&sc->tx_timeout);
callout_drain(&sc->scan_timeout);
callout_drain(&sc->calib_to);
callout_drain(&sc->periodic);
callout_drain(&sc->device_check_callout);
callout_drain(&sc->poll_timer);
callout_drain(&es->poll_timer);
callout_drain(&devinfo->poll_jack);
callout_drain(&devinfo->poll_jack);
callout_drain(&sc->poll_callout);
callout_drain(&sc->poll_callout);
callout_drain(&via->poll_timer);
callout_drain(&adapter->timer_service);
callout_drain(&adapter->timer_service);
callout_drain(&adapter->timer_service);
callout_drain(&req->vsr_callout);
callout_drain(&hcb->callout);
callout_drain(&lsc->lsc_transit_callout);
callout_drain(&lsc->lsc_callout);
callout_drain(&sc->sc_callout);
callout_drain(&peer->p_new_handshake);
callout_drain(&peer->p_send_keepalive);
callout_drain(&peer->p_retry_handshake);
callout_drain(&peer->p_persistent_keepalive);
callout_drain(&peer->p_zero_key_material);
callout_drain(&priv->exp_callout);
callout_drain(&priv->exp_callout);
callout_drain(&dfs->nol_timer);
callout_drain(&hs->hs_roottimer);
callout_drain(&hs->hs_roottimer);
callout_drain(&hs->hs_roottimer);
callout_drain(&ni->ni_mltimer);
callout_drain(&ni->ni_mltimer);
callout_drain(&ni->ni_mlhtimer);
callout_drain(&rt->rt_discovery);
callout_drain(&ms->ms_gatetimer);
callout_drain(&ni->ni_mltimer);
callout_drain(&ms->ms_cleantimer);
callout_drain(&ms->ms_cleantimer);
callout_drain(&ms->ms_gatetimer);
callout_drain(&ic->ic_inact);
int callout_drain (struct callout *cc);
callout_drain(&anp->an_callout);