netfilter/ipvs/ip_vs_lblcr.c

16  *               n, serverSet[dest_ip] <- {weighted least-conn node};
18  *               n <- {least-conn (alive) node in serverSet[dest_ip]};
22  *                   n <- {weighted least-conn node};
160 /* get weighted least-connection node in the destination set */
164 	struct ip_vs_dest *dest, *least;
169 		least = e->dest;
170 		if (least->flags & IP_VS_DEST_F_OVERLOAD)
173 		if ((atomic_read(&least->weight) > 0)
174 		    && (least->flags & IP_VS_DEST_F_AVAILABLE)) {
175 			loh = ip_vs_dest_conn_overhead(least);
181 	/* find the destination with the weighted least load */
190 		     (__s64)doh * atomic_read(&least->weight))
192 			least = dest;
200 		      IP_VS_DBG_ADDR(least->af, &least->addr),
201 		      ntohs(least->port),
202 		      atomic_read(&least->activeconns),
203 		      refcount_read(&least->refcnt),
204 		      atomic_read(&least->weight), loh);
205 	return least;
565 	struct ip_vs_dest *dest, *least;
585 			least = dest;
586 			loh = ip_vs_dest_conn_overhead(least);
593 	 *    Find the destination with the least load.
602 		    (__s64)doh * atomic_read(&least->weight)) {
603 			least = dest;
610 		      IP_VS_DBG_ADDR(least->af, &least->addr),
611 		      ntohs(least->port),
612 		      atomic_read(&least->activeconns),
613 		      refcount_read(&least->refcnt),
614 		      atomic_read(&least->weight), loh);
616 	return least;
659 		/* Get the least loaded destination */
820 MODULE_DESCRIPTION("ipvs locality-based least-connection with replication scheduler");