1359 	mblk_t *head, *nbp;  in dupmsg()  local
1361 	if (!bp || !(nbp = head = dupb(bp)))  in dupmsg()
1365 		if (!(nbp->b_cont = dupb(bp->b_cont))) {  in dupmsg()
1369 		nbp = nbp->b_cont;  in dupmsg()
1382 	mblk_t *head, *nbp;  in dupmsg_noloan()  local
1385 	    ((nbp = head = DUPB_NOLOAN(bp)) == NULL))  in dupmsg_noloan()
1389 		if ((nbp->b_cont = DUPB_NOLOAN(bp->b_cont)) == NULL) {  in dupmsg_noloan()
1393 		nbp = nbp->b_cont;  in dupmsg_noloan()
1408 	mblk_t	*nbp;  in copyb()  local
1427 		if ((nbp = mmd_copy(bp, KM_NOSLEEP)) == NULL)  in copyb()
1430 		nbp->b_flag = bp->b_flag;  in copyb()
1431 		nbp->b_band = bp->b_band;  in copyb()
1432 		ndp = nbp->b_datap;  in copyb()
1435 		STR_FTEVENT_MBLK(nbp, caller(), FTEV_COPYB, 1);  in copyb()
1442 		return (nbp);  in copyb()
1447 	if ((nbp = allocb_tmpl(size + unaligned, bp)) == NULL)  in copyb()
1449 	nbp->b_flag = bp->b_flag;  in copyb()
1450 	nbp->b_band = bp->b_band;  in copyb()
1451 	ndp = nbp->b_datap;  in copyb()
1461 	STR_FTEVENT_MBLK(nbp, caller(), FTEV_COPYB, 1);  in copyb()
1466 	nbp->b_rptr = base + (bp->b_rptr - dp->db_base);  in copyb()
1467 	nbp->b_wptr = nbp->b_rptr + MBLKL(bp);  in copyb()
1469 	return (nbp);  in copyb()
1479 	mblk_t *head, *nbp;  in copymsg()  local
1481 	if (!bp || !(nbp = head = copyb(bp)))  in copymsg()
1485 		if (!(nbp->b_cont = copyb(bp->b_cont))) {  in copymsg()
1489 		nbp = nbp->b_cont;  in copymsg()
4218 	ftblk_t *nbp;  in str_ftevent()  local
4239 			nbp = kmem_cache_alloc(ftblk_cache, KM_NOSLEEP);  in str_ftevent()
4240 			if (nbp == NULL) {  in str_ftevent()
4246 			nbp->nxt = NULL;  in str_ftevent()
4247 			nbp->ix = 1;  in str_ftevent()
4254 			if (atomic_cas_ptr(&hp->tail, bp, nbp) == bp) {  in str_ftevent()
4256 				bp->nxt = nbp;  in str_ftevent()
4258 				bp = nbp;  in str_ftevent()
4262 				kmem_cache_free(ftblk_cache, nbp);  in str_ftevent()
4325 	ftblk_t *nbp;  in str_ftfree()  local
4338 			nbp = bp->nxt;  in str_ftfree()
4340 			bp = nbp;  in str_ftfree()