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Lines Matching refs:kn

456 filt_opmsrdetach(struct knote *kn)
458 	struct opms_softc *sc = kn->kn_hook;
462 	selremove_knote(&sc->sc_rsel, kn);
467 filt_opmsread(struct knote *kn, long hint)
469 	struct opms_softc *sc = kn->kn_hook;
471 	kn->kn_data = sc->sc_q.c_cc;
472 	return kn->kn_data > 0;
483 opmskqfilter(dev_t dev, struct knote *kn)
488 	switch (kn->kn_filter) {
490 		kn->kn_fop = &opmsread_filtops;
497 	kn->kn_hook = sc;
500 	selrecord_knote(&sc->sc_rsel, kn);