Function bstp_set_timer_msgage

freebsd/net/bridgestp.c:1442–1452

}

static void
bstp_set_timer_msgage(struct bstp_port *bp)
{
	if (bp->bp_port_msg_age + BSTP_MESSAGE_AGE_INCR <=
	    bp->bp_port_max_age) {
		bstp_timer_start(&bp->bp_message_age_timer,
		    bp->bp_port_htime * 3);
	} else
		/* expires immediately */
		bstp_timer_start(&bp->bp_message_age_timer, 0);
}

static int
bstp_rerooted(struct bstp_state *bs, struct bstp_port *bp)