sys/kern/kern_mbuf.c

108 int nmbjumbo16;			/* limits number of 16k jumbo clusters */
146 	TUNABLE_INT_FETCH("kern.ipc.nmbjumbo16", &nmbjumbo16);
147 	if (nmbjumbo16 == 0)
148 		nmbjumbo16 = maxmbufmem / MJUM16BYTES / 6;
155 	if (nmbufs < nmbclusters + nmbjumbop + nmbjumbo9 + nmbjumbo16)
157 		    nmbclusters + nmbjumbop + nmbjumbo9 + nmbjumbo16);
170 		    nmbufs >= nmbclusters + nmbjumbop + nmbjumbo9 + nmbjumbo16) {
192 		    nmbufs >= nmbclusters + nmbjumbop + nmbjumbo9 + nmbjumbo16) {
213 		    nmbufs >= nmbclusters + nmbjumbop + nmbjumbo9 + nmbjumbo16) {
230 	newnmbjumbo16 = nmbjumbo16;
232 	if (error == 0 && req->newptr && newnmbjumbo16 != nmbjumbo16) {
233 		if (newnmbjumbo16 > nmbjumbo16 &&
234 		    nmbufs >= nmbclusters + nmbjumbop + nmbjumbo9 + nmbjumbo16) {
235 			nmbjumbo16 = newnmbjumbo16;
236 			nmbjumbo16 = uma_zone_set_max(zone_jumbo16, nmbjumbo16);
242 SYSCTL_PROC(_kern_ipc, OID_AUTO, nmbjumbo16, CTLTYPE_INT|CTLFLAG_RW,
243 &nmbjumbo16, 0, sysctl_nmbjumbo16, "IU",
369 	if (nmbjumbo16 > 0)
370 		nmbjumbo16 = uma_zone_set_max(zone_jumbo16, nmbjumbo16);
371 	uma_zone_set_warning(zone_jumbo16, "kern.ipc.nmbjumbo16 limit reached");