seldrain
seldrain(&filp->f_selinfo);
seldrain(&sc->selinfo);
seldrain(&file_priv->event_poll);
seldrain(&client->ec_selp);
seldrain(&state->ucs_selp);
seldrain(&priv->selinfo);
seldrain(&sc->sc_rsel);
seldrain(&sc->sc_rsel);
seldrain(&prv_data->rsel);
seldrain(&b->sel);
seldrain(&f->selinfo);
seldrain(&u->ev_rsel);
seldrain(&u->ev_rsel);
seldrain(&pcs->selinfo);
seldrain(&kq->kq_sel);
seldrain(&efd->efd_sel);
seldrain(&cpipe->pipe_sel);
seldrain(&tfd->tfd_sel);
seldrain(&tp->t_inpoll);
seldrain(&tp->t_outpoll);
seldrain(&psc->pts_inpoll);
seldrain(&psc->pts_outpoll);
seldrain(&mq->mq_rsel);
seldrain(&mq->mq_wsel);
seldrain(&so->so_rdsel);
seldrain(&so->so_wrsel);
seldrain(&sc->sel);
seldrain(&vi->vpi_selinfo);
seldrain(&d->bd_sel);
seldrain(&tp->tun_rsel);
seldrain(&priv->rsel);
seldrain(&priv->wsel);
seldrain(&ap->ap_selinfo);
void seldrain(struct selinfo *sip);
seldrain(&clone->sel_read);