net/altq/altq_rmclass.c

135  * nsecPerByte  is the data rate of the interface in nanoseconds/byte.
141  *              nanoseconds/byte.  Then nsecPerByte is set to
176  * maxidle*nsecPerByte/8 and offtime*nsecPerByte/8 will be in microseconds,
182  * maxidle = maxidle * 2^RM_FILTER_GAIN * 8 / (1000 * nsecPerByte)
183  * offtime = offtime * 8 / (1000 * nsecPerByte)
186  * 	maxidle = maxilde * (8.0 / nsecPerByte);
187  * 	offtime = offtime * (8.0 / nsecPerByte);
190 rmc_newclass(int pri, struct rm_ifdat *ifd, u_int nsecPerByte,
245 	cl->allotment_ = RM_NS_PER_SEC / nsecPerByte; /* Bytes per sec */
248 	cl->ns_per_byte_ = nsecPerByte;
256 	cl->minidle_ = (minidle * (int)nsecPerByte) / 8;
262 	cl->maxidle_ = (maxidle * nsecPerByte) / 8;
267 	cl->offtime_ = ((offtime * nsecPerByte) / 8) >> RM_FILTER_GAIN;
272 	cl->offtime_ = (offtime * nsecPerByte) / 8;
289 		red_pkttime = nsecPerByte * pktsize  / 1000;
359 rmc_modclass(struct rm_class *cl, u_int nsecPerByte, int maxq, u_int maxidle,
371 	cl->allotment_ = RM_NS_PER_SEC / nsecPerByte; /* Bytes per sec */
373 	cl->ns_per_byte_ = nsecPerByte;
378 	cl->minidle_ = (minidle * nsecPerByte) / 8;
384 	cl->maxidle_ = (maxidle * nsecPerByte) / 8;
389 	cl->offtime_ = ((offtime * nsecPerByte) / 8) >> RM_FILTER_GAIN;
394 	cl->offtime_ = (offtime * nsecPerByte) / 8;
669  *	structures aren't kept in the ifnet struct).  'nsecPerByte'
681 rmc_init(struct ifaltq *ifq, struct rm_ifdat *ifd, u_int nsecPerByte,
697 	ifd->ns_per_byte_ = nsecPerByte;
702 	ifd->maxiftime_ = mtu * nsecPerByte / 1000 * 16;
703 	if (mtu * nsecPerByte > 10 * 1000000)
736 				       nsecPerByte,