4413 hn_chan_polling(struct vmbus_channel *chan, u_int pollhz)  in hn_chan_polling()  argument
4415 	if (pollhz == 0)  in hn_chan_polling()
4418 		vmbus_chan_poll_enable(chan, pollhz);  in hn_chan_polling()
4422 hn_polling(struct hn_softc *sc, u_int pollhz)  in hn_polling()  argument
4434 			hn_chan_polling(subch[i], pollhz);  in hn_polling()
4437 	hn_chan_polling(sc->hn_prichan, pollhz);  in hn_polling()
4444 	int pollhz, error;  in hn_polling_sysctl()  local
4446 	pollhz = sc->hn_pollhz;  in hn_polling_sysctl()
4447 	error = sysctl_handle_int(oidp, &pollhz, 0, req);  in hn_polling_sysctl()
4451 	if (pollhz != 0 &&  in hn_polling_sysctl()
4452 	    (pollhz < VMBUS_CHAN_POLLHZ_MIN || pollhz > VMBUS_CHAN_POLLHZ_MAX))  in hn_polling_sysctl()
4456 	if (sc->hn_pollhz != pollhz) {  in hn_polling_sysctl()
4457 		sc->hn_pollhz = pollhz;  in hn_polling_sysctl()