170 filt_evrdetach(struct knote *kn)  in filt_evrdetach()  argument
172 	struct evvar *ev = kn->kn_hook;  in filt_evrdetach()
176 	selremove_knote(&ev->ev_sel, kn);  in filt_evrdetach()
181 filt_evread(struct knote *kn, long hint)  in filt_evread()  argument
183 	struct evvar *ev = kn->kn_hook;  in filt_evread()
189 		kn->kn_data = ev->ev_put - ev->ev_get;  in filt_evread()
191 		kn->kn_data = (EV_QSIZE - ev->ev_get) +  in filt_evread()
194 	kn->kn_data *= sizeof(struct firm_event);  in filt_evread()
207 ev_kqfilter(struct evvar *ev, struct knote *kn)  in ev_kqfilter()  argument
211 	switch (kn->kn_filter) {  in ev_kqfilter()
213 		kn->kn_fop = &ev_filtops;  in ev_kqfilter()
220 	kn->kn_hook = ev;  in ev_kqfilter()
223 	selrecord_knote(&ev->ev_sel, kn);  in ev_kqfilter()