51 	struct net *net;  member
65 static void fib6_prune_clones(struct net *net, struct fib6_node *fn);
66 static struct rt6_info *fib6_find_prefix(struct net *net, struct fib6_node *fn);
67 static struct fib6_node *fib6_repair_tree(struct net *net, struct fib6_node *fn);
97 static int fib6_new_sernum(struct net *net)  in fib6_new_sernum()  argument
102 		old = atomic_read(&net->ipv6.fib6_sernum);  in fib6_new_sernum()
104 	} while (atomic_cmpxchg(&net->ipv6.fib6_sernum,  in fib6_new_sernum()
163 static void fib6_link_table(struct net *net, struct fib6_table *tb)  in fib6_link_table()  argument
179 	hlist_add_head_rcu(&tb->tb6_hlist, &net->ipv6.fib_table_hash[h]);  in fib6_link_table()
184 static struct fib6_table *fib6_alloc_table(struct net *net, u32 id)  in fib6_alloc_table()  argument
191 		table->tb6_root.leaf = net->ipv6.ip6_null_entry;  in fib6_alloc_table()
199 struct fib6_table *fib6_new_table(struct net *net, u32 id)  in fib6_new_table()  argument
205 	tb = fib6_get_table(net, id);  in fib6_new_table()
209 	tb = fib6_alloc_table(net, id);  in fib6_new_table()
211 		fib6_link_table(net, tb);  in fib6_new_table()
216 struct fib6_table *fib6_get_table(struct net *net, u32 id)  in fib6_get_table()  argument
226 	head = &net->ipv6.fib_table_hash[h];  in fib6_get_table()
238 static void __net_init fib6_tables_init(struct net *net)  in fib6_tables_init()  argument
240 	fib6_link_table(net, net->ipv6.fib6_main_tbl);  in fib6_tables_init()
241 	fib6_link_table(net, net->ipv6.fib6_local_tbl);  in fib6_tables_init()
245 struct fib6_table *fib6_new_table(struct net *net, u32 id)  in fib6_new_table()  argument
247 	return fib6_get_table(net, id);  in fib6_new_table()
250 struct fib6_table *fib6_get_table(struct net *net, u32 id)  in fib6_get_table()  argument
252 	  return net->ipv6.fib6_main_tbl;  in fib6_get_table()
255 struct dst_entry *fib6_rule_lookup(struct net *net, struct flowi6 *fl6,  in fib6_rule_lookup()  argument
258 	return (struct dst_entry *) lookup(net, net->ipv6.fib6_main_tbl, fl6, flags);  in fib6_rule_lookup()
261 static void __net_init fib6_tables_init(struct net *net)  in fib6_tables_init()  argument
263 	fib6_link_table(net, net->ipv6.fib6_main_tbl);  in fib6_tables_init()
351 	struct net *net = sock_net(skb->sk);  in inet6_dump_fib()  local
384 	arg.net = net;  in inet6_dump_fib()
390 		head = &net->ipv6.fib_table_hash[h];  in inet6_dump_fib()
665 			  struct net *net)  in fib6_purge_rt()  argument
676 				fn->leaf = fib6_find_prefix(net, fn);  in fib6_purge_rt()
880 static void fib6_start_gc(struct net *net, struct rt6_info *rt)  in fib6_start_gc()  argument
882 	if (!timer_pending(&net->ipv6.ip6_fib_timer) &&  in fib6_start_gc()
884 		mod_timer(&net->ipv6.ip6_fib_timer,  in fib6_start_gc()
885 			  jiffies + net->ipv6.sysctl.ip6_rt_gc_interval);  in fib6_start_gc()
888 void fib6_force_start_gc(struct net *net)  in fib6_force_start_gc()  argument
890 	if (!timer_pending(&net->ipv6.ip6_fib_timer))  in fib6_force_start_gc()
891 		mod_timer(&net->ipv6.ip6_fib_timer,  in fib6_force_start_gc()
892 			  jiffies + net->ipv6.sysctl.ip6_rt_gc_interval);  in fib6_force_start_gc()
1208 static struct rt6_info *fib6_find_prefix(struct net *net, struct fib6_node *fn)  in fib6_find_prefix()  argument
1211 		return net->ipv6.ip6_null_entry;  in fib6_find_prefix()
1229 static struct fib6_node *fib6_repair_tree(struct net *net,  in fib6_repair_tree()  argument
1259 			fn->leaf = fib6_find_prefix(net, fn);  in fib6_repair_tree()
1263 				fn->leaf = net->ipv6.ip6_null_entry;  in fib6_repair_tree()
1339 	struct net *net = info->nl_net;  in fib6_del_route()  local
1346 	net->ipv6.rt6_stats->fib_rt_entries--;  in fib6_del_route()
1347 	net->ipv6.rt6_stats->fib_discarded_routes++;  in fib6_del_route()
1381 		net->ipv6.rt6_stats->fib_route_nodes--;  in fib6_del_route()
1382 		fn = fib6_repair_tree(net, fn);  in fib6_del_route()
1385 	fib6_purge_rt(rt, fn, net);  in fib6_del_route()
1393 	struct net *net = info->nl_net;  in fib6_del()  local
1403 	if (!fn || rt == net->ipv6.ip6_null_entry)  in fib6_del()
1562 		.nl_net = c->net,  in fib6_clean_node()
1606 static void fib6_clean_tree(struct net *net, struct fib6_node *root,  in fib6_clean_tree()  argument
1620 	c.net = net;  in fib6_clean_tree()
1625 static void __fib6_clean_all(struct net *net,  in __fib6_clean_all()  argument
1635 		head = &net->ipv6.fib_table_hash[h];  in __fib6_clean_all()
1638 			fib6_clean_tree(net, &table->tb6_root,  in __fib6_clean_all()
1646 void fib6_clean_all(struct net *net, int (*func)(struct rt6_info *, void *),  in fib6_clean_all()  argument
1649 	__fib6_clean_all(net, func, FIB6_NO_SERNUM_CHANGE, arg);  in fib6_clean_all()
1662 static void fib6_prune_clones(struct net *net, struct fib6_node *fn)  in fib6_prune_clones()  argument
1664 	fib6_clean_tree(net, fn, fib6_prune_clone, true,  in fib6_prune_clones()
1668 static void fib6_flush_trees(struct net *net)  in fib6_flush_trees()  argument
1670 	int new_sernum = fib6_new_sernum(net);  in fib6_flush_trees()
1672 	__fib6_clean_all(net, NULL, new_sernum, NULL);  in fib6_flush_trees()
1731 void fib6_run_gc(unsigned long expires, struct net *net, bool force)  in fib6_run_gc()  argument
1738 		mod_timer(&net->ipv6.ip6_fib_timer, jiffies + HZ);  in fib6_run_gc()
1742 			  net->ipv6.sysctl.ip6_rt_gc_interval;  in fib6_run_gc()
1746 	fib6_clean_all(net, fib6_age, NULL);  in fib6_run_gc()
1748 	net->ipv6.ip6_rt_last_gc = now;  in fib6_run_gc()
1751 		mod_timer(&net->ipv6.ip6_fib_timer,  in fib6_run_gc()
1753 					+ net->ipv6.sysctl.ip6_rt_gc_interval));  in fib6_run_gc()
1755 		del_timer(&net->ipv6.ip6_fib_timer);  in fib6_run_gc()
1761 	fib6_run_gc(0, (struct net *)arg, true);  in fib6_gc_timer_cb()
1764 static int __net_init fib6_net_init(struct net *net)  in fib6_net_init()  argument
1768 	setup_timer(&net->ipv6.ip6_fib_timer, fib6_gc_timer_cb, (unsigned long)net);  in fib6_net_init()
1770 	net->ipv6.rt6_stats = kzalloc(sizeof(*net->ipv6.rt6_stats), GFP_KERNEL);  in fib6_net_init()
1771 	if (!net->ipv6.rt6_stats)  in fib6_net_init()
1777 	net->ipv6.fib_table_hash = kzalloc(size, GFP_KERNEL);  in fib6_net_init()
1778 	if (!net->ipv6.fib_table_hash)  in fib6_net_init()
1781 	net->ipv6.fib6_main_tbl = kzalloc(sizeof(*net->ipv6.fib6_main_tbl),  in fib6_net_init()
1783 	if (!net->ipv6.fib6_main_tbl)  in fib6_net_init()
1786 	net->ipv6.fib6_main_tbl->tb6_id = RT6_TABLE_MAIN;  in fib6_net_init()
1787 	net->ipv6.fib6_main_tbl->tb6_root.leaf = net->ipv6.ip6_null_entry;  in fib6_net_init()
1788 	net->ipv6.fib6_main_tbl->tb6_root.fn_flags =  in fib6_net_init()
1790 	inet_peer_base_init(&net->ipv6.fib6_main_tbl->tb6_peers);  in fib6_net_init()
1793 	net->ipv6.fib6_local_tbl = kzalloc(sizeof(*net->ipv6.fib6_local_tbl),  in fib6_net_init()
1795 	if (!net->ipv6.fib6_local_tbl)  in fib6_net_init()
1797 	net->ipv6.fib6_local_tbl->tb6_id = RT6_TABLE_LOCAL;  in fib6_net_init()
1798 	net->ipv6.fib6_local_tbl->tb6_root.leaf = net->ipv6.ip6_null_entry;  in fib6_net_init()
1799 	net->ipv6.fib6_local_tbl->tb6_root.fn_flags =  in fib6_net_init()
1801 	inet_peer_base_init(&net->ipv6.fib6_local_tbl->tb6_peers);  in fib6_net_init()
1803 	fib6_tables_init(net);  in fib6_net_init()
1809 	kfree(net->ipv6.fib6_main_tbl);  in fib6_net_init()
1812 	kfree(net->ipv6.fib_table_hash);  in fib6_net_init()
1814 	kfree(net->ipv6.rt6_stats);  in fib6_net_init()
1819 static void fib6_net_exit(struct net *net)  in fib6_net_exit()  argument
1821 	rt6_ifdown(net, NULL);  in fib6_net_exit()
1822 	del_timer_sync(&net->ipv6.ip6_fib_timer);  in fib6_net_exit()
1825 	inetpeer_invalidate_tree(&net->ipv6.fib6_local_tbl->tb6_peers);  in fib6_net_exit()
1826 	kfree(net->ipv6.fib6_local_tbl);  in fib6_net_exit()
1828 	inetpeer_invalidate_tree(&net->ipv6.fib6_main_tbl->tb6_peers);  in fib6_net_exit()
1829 	kfree(net->ipv6.fib6_main_tbl);  in fib6_net_exit()
1830 	kfree(net->ipv6.fib_table_hash);  in fib6_net_exit()
1831 	kfree(net->ipv6.rt6_stats);  in fib6_net_exit()
1942 						    struct net *net)  in ipv6_route_seq_next_table()  argument
1957 			hlist_first_rcu(&net->ipv6.fib_table_hash[h++]));  in ipv6_route_seq_next_table()
1977 	struct net *net = seq_file_net(seq);  in ipv6_route_seq_next()  local
2004 	iter->tbl = ipv6_route_seq_next_table(iter->tbl, net);  in ipv6_route_seq_next()
2015 	struct net *net = seq_file_net(seq);  in ipv6_route_seq_start()  local
2019 	iter->tbl = ipv6_route_seq_next_table(NULL, net);  in ipv6_route_seq_start()