321 	mp->b_rptr = mp->b_wptr = dbp->db_base;  in allocb()
502 	cur_size = mp->b_wptr - mp->b_rptr;  in reallocb()
515 		mp->b_wptr = mp->b_rptr = mp->b_datap->db_base;  in reallocb()
526 		mp1->b_wptr = mp1->b_rptr + cur_size;  in reallocb()
596 	new_mp->b_wptr = mp->b_wptr;  in dupb()
655 	mp->b_rptr = mp->b_wptr = base;  in gesballoc()
771 	mp->b_rptr = mp->b_wptr = dbp->db_base;  in bcache_allocb()
865 		mp->b_rptr = mp->b_wptr = dbp->db_base;  in allocb_wait()
914 	mp->b_wptr += sizeof (struct iocblk);  in mkiocb()
1006 	ASSERT(bp->b_wptr >= bp->b_rptr);  in copyb()
1034 	nbp->b_wptr = nbp->b_rptr + MBLKL(bp);  in copyb()
1147 		ssize_t first_mblk_len = mp->b_wptr - mp->b_rptr;  in pullupmsg()
1170 	mp->b_rptr = mp->b_wptr = dbp->db_base;  in pullupmsg()
1174 		ASSERT(bp->b_wptr >= bp->b_rptr);  in pullupmsg()
1175 		n = MIN(bp->b_wptr - bp->b_rptr, len);  in pullupmsg()
1178 			bcopy(bp->b_rptr, mp->b_wptr, (size_t)n);  in pullupmsg()
1179 		mp->b_wptr += n;  in pullupmsg()
1182 		if (bp->b_rptr != bp->b_wptr)  in pullupmsg()
1235 		n = mp->b_wptr - mp->b_rptr;  in msgpullup()
1238 			bcopy(mp->b_rptr, newmp->b_wptr, n);  in msgpullup()
1239 		newmp->b_wptr += n;  in msgpullup()
1296 			ASSERT(mp->b_wptr >= mp->b_rptr);  in adjmsg()
1297 			n = MIN(mp->b_wptr - mp->b_rptr, len);  in adjmsg()
1305 			if (!first && (mp->b_wptr == mp->b_rptr)) {  in adjmsg()
1325 				ASSERT(bp->b_wptr >= bp->b_rptr);  in adjmsg()
1332 			n = MIN(save_bp->b_wptr - save_bp->b_rptr, len);  in adjmsg()
1333 			save_bp->b_wptr -= n;  in adjmsg()
1343 			    (save_bp->b_wptr == save_bp->b_rptr)) {  in adjmsg()
1363 			ASSERT(bp->b_wptr >= bp->b_rptr);  in msgdsize()
1364 			count += bp->b_wptr - bp->b_rptr;  in msgdsize()