netfilter/ipvs/ip_vs_mh.c

123 			      struct ip_vs_service *svc)
138 	p = &svc->destinations;
140 	while ((p = p->next) != &svc->destinations) {
143 		ds->offset = ip_vs_mh_hashkey(svc->af, &dest->addr,
146 		ds->skip = ip_vs_mh_hashkey(svc->af, &dest->addr,
160 			     struct ip_vs_service *svc)
181 	p = &svc->destinations;
185 		if (p == &svc->destinations)
189 		while (p != &svc->destinations) {
235 ip_vs_mh_get(struct ip_vs_service *svc, struct ip_vs_mh_state *s,
238 	unsigned int hash = ip_vs_mh_hashkey(svc->af, addr, port, &s->hash1, 0)
247 ip_vs_mh_get_fallback(struct ip_vs_service *svc, struct ip_vs_mh_state *s,
255 	ihash = ip_vs_mh_hashkey(svc->af, addr, port,
271 		hash = ip_vs_mh_hashkey(svc->af, addr, port, &s->hash1,
289 			     struct ip_vs_service *svc)
293 	if (svc->num_dests > IP_VS_MH_TAB_SIZE)
296 	if (svc->num_dests >= 1) {
297 		s->dest_setup = kcalloc(svc->num_dests,
304 	ip_vs_mh_permutate(s, svc);
306 	ret = ip_vs_mh_populate(s, svc);
311 		      IP_VS_DBG_ADDR(svc->af, &svc->addr),
312 		      ntohs(svc->port));
315 	if (svc->num_dests >= 1) {
322 static int ip_vs_mh_gcd_weight(struct ip_vs_service *svc)
328 	list_for_each_entry(dest, &svc->destinations, n_list) {
343 static int ip_vs_mh_shift_weight(struct ip_vs_service *svc, int gcd)
356 	list_for_each_entry(dest, &svc->destinations, n_list) {
381 static int ip_vs_mh_init_svc(struct ip_vs_service *svc)
399 	s->gcd = ip_vs_mh_gcd_weight(svc);
400 	s->rshift = ip_vs_mh_shift_weight(svc, s->gcd);
407 	ret = ip_vs_mh_reassign(s, svc);
415 	svc->sched_data = s;
419 static void ip_vs_mh_done_svc(struct ip_vs_service *svc)
421 	struct ip_vs_mh_state *s = svc->sched_data;
431 static int ip_vs_mh_dest_changed(struct ip_vs_service *svc,
434 	struct ip_vs_mh_state *s = svc->sched_data;
436 	s->gcd = ip_vs_mh_gcd_weight(svc);
437 	s->rshift = ip_vs_mh_shift_weight(svc, s->gcd);
440 	return ip_vs_mh_reassign(s, svc);
474 ip_vs_mh_schedule(struct ip_vs_service *svc, const struct sk_buff *skb,
486 	if (svc->flags & IP_VS_SVC_F_SCHED_MH_PORT)
489 	s = (struct ip_vs_mh_state *)svc->sched_data;
491 	if (svc->flags & IP_VS_SVC_F_SCHED_MH_FALLBACK)
492 		dest = ip_vs_mh_get_fallback(svc, s, hash_addr, port);
494 		dest = ip_vs_mh_get(svc, s, hash_addr, port);
497 		ip_vs_scheduler_err(svc, "no destination available");
502 		      IP_VS_DBG_ADDR(svc->af, hash_addr),