Lines Matching refs:nh
68 int nhsel; const struct fib_nh *nh; \
69 for (nhsel = 0, nh = (fi)->fib_nh; \
71 nh++, nhsel++)
84 int nhsel; const struct fib_nh *nh = (fi)->fib_nh; \
235 if (fi->nh) { in free_fib_info_rcu()
236 nexthop_put(fi->nh); in free_fib_info_rcu()
270 if (fi->nh) { in fib_release_info()
290 if (fi->nh || ofi->nh) in nh_comp()
291 return nexthop_cmp(fi->nh, ofi->nh) ? 0 : -1; in nh_comp()
299 if (nh->fib_nh_oif != onh->fib_nh_oif || in nh_comp()
300 nh->fib_nh_gw_family != onh->fib_nh_gw_family || in nh_comp()
301 nh->fib_nh_scope != onh->fib_nh_scope || in nh_comp()
303 nh->fib_nh_weight != onh->fib_nh_weight || in nh_comp()
306 nh->nh_tclassid != onh->nh_tclassid || in nh_comp()
308 lwtunnel_cmp_encap(nh->fib_nh_lws, onh->fib_nh_lws) || in nh_comp()
309 ((nh->fib_nh_flags ^ onh->fib_nh_flags) & ~RTNH_COMPARE_MASK)) in nh_comp()
312 if (nh->fib_nh_gw_family == AF_INET && in nh_comp()
313 nh->fib_nh_gw4 != onh->fib_nh_gw4) in nh_comp()
316 if (nh->fib_nh_gw_family == AF_INET6 && in nh_comp()
317 ipv6_addr_cmp(&nh->fib_nh_gw6, &onh->fib_nh_gw6)) in nh_comp()
363 if (fi->nh) { in fib_info_hashfn()
364 val ^= fib_devindex_hashfn(fi->nh->id); in fib_info_hashfn()
367 val ^= fib_devindex_hashfn(nh->fib_nh_oif); in fib_info_hashfn()
392 if (!fi->nh || fi->nh->id != cfg->fc_nh_id) in fib_find_info_nh()
443 struct fib_nh *nh; in ip_fib_check_default() local
449 hlist_for_each_entry(nh, head, nh_hash) { in ip_fib_check_default()
450 if (nh->fib_nh_dev == dev && in ip_fib_check_default()
451 nh->fib_nh_gw4 == gw && in ip_fib_check_default()
452 !(nh->fib_nh_flags & RTNH_F_DEAD)) { in ip_fib_check_default()
476 if (fi->nh) in fib_nlmsg_size()
620 int fib_nh_init(struct net *net, struct fib_nh *nh, in fib_nh_init() argument
626 nh->fib_nh_family = AF_INET; in fib_nh_init()
628 err = fib_nh_common_init(net, &nh->nh_common, cfg->fc_encap, in fib_nh_init()
633 nh->fib_nh_oif = cfg->fc_oif; in fib_nh_init()
634 nh->fib_nh_gw_family = cfg->fc_gw_family; in fib_nh_init()
636 nh->fib_nh_gw4 = cfg->fc_gw4; in fib_nh_init()
638 nh->fib_nh_gw6 = cfg->fc_gw6; in fib_nh_init()
640 nh->fib_nh_flags = cfg->fc_flags; in fib_nh_init()
643 nh->nh_tclassid = cfg->fc_flow; in fib_nh_init()
644 if (nh->nh_tclassid) in fib_nh_init()
648 nh->fib_nh_weight = nh_weight; in fib_nh_init()
695 struct fib_nh *nh; in fib_get_nhs() local
770 nh = fib_info_nh(fi, 0); in fib_get_nhs()
771 if (cfg->fc_oif && nh->fib_nh_oif != cfg->fc_oif) { in fib_get_nhs()
777 if (cfg->fc_gw_family != nh->fib_nh_gw_family || in fib_get_nhs()
779 nh->fib_nh_gw4 != cfg->fc_gw4) || in fib_get_nhs()
781 ipv6_addr_cmp(&nh->fib_nh_gw6, &cfg->fc_gw6))) { in fib_get_nhs()
788 if (cfg->fc_flow && nh->nh_tclassid != cfg->fc_flow) { in fib_get_nhs()
810 if (nh->fib_nh_flags & RTNH_F_DEAD) in fib_rebalance()
813 if (ip_ignore_linkdown(nh->fib_nh_dev) && in fib_rebalance()
814 nh->fib_nh_flags & RTNH_F_LINKDOWN) in fib_rebalance()
817 total += nh->fib_nh_weight; in fib_rebalance()
855 const struct fib_nh *nh, in fib_encap_match() argument
868 result = lwtunnel_cmp_encap(lwtstate, nh->fib_nh_lws); in fib_encap_match()
887 if (fi->nh && cfg->fc_nh_id == fi->nh->id) in fib_nh_match()
892 if (fi->nh) { in fib_nh_match()
899 struct fib_nh *nh; in fib_nh_match() local
901 nh = fib_info_nh(fi, 0); in fib_nh_match()
904 cfg->fc_encap, nh, cfg, extack)) in fib_nh_match()
909 cfg->fc_flow != nh->nh_tclassid) in fib_nh_match()
912 if ((cfg->fc_oif && cfg->fc_oif != nh->fib_nh_oif) || in fib_nh_match()
914 cfg->fc_gw_family != nh->fib_nh_gw_family)) in fib_nh_match()
918 cfg->fc_gw4 != nh->fib_nh_gw4) in fib_nh_match()
922 ipv6_addr_cmp(&cfg->fc_gw6, &nh->fib_nh_gw6)) in fib_nh_match()
941 if (rtnh->rtnh_ifindex && rtnh->rtnh_ifindex != nh->fib_nh_oif) in fib_nh_match()
964 if (nh->fib_nh_gw_family != AF_INET || in fib_nh_match()
965 gw != nh->fib_nh_gw4) in fib_nh_match()
974 switch (nh->fib_nh_gw_family) { in fib_nh_match()
977 cfg2.fc_gw4 != nh->fib_nh_gw4) in fib_nh_match()
983 &nh->fib_nh_gw6)) in fib_nh_match()
996 if (nla_get_u32(nla) != nh->nh_tclassid) in fib_nh_match()
1049 static int fib_check_nh_v6_gw(struct net *net, struct fib_nh *nh, in fib_check_nh_v6_gw() argument
1054 .fc_flags = nh->fib_nh_flags | RTF_GATEWAY, in fib_check_nh_v6_gw()
1055 .fc_ifindex = nh->fib_nh_oif, in fib_check_nh_v6_gw()
1056 .fc_gateway = nh->fib_nh_gw6, in fib_check_nh_v6_gw()
1063 nh->fib_nh_dev = fib6_nh.fib_nh_dev; in fib_check_nh_v6_gw()
1064 dev_hold(nh->fib_nh_dev); in fib_check_nh_v6_gw()
1065 nh->fib_nh_oif = nh->fib_nh_dev->ifindex; in fib_check_nh_v6_gw()
1066 nh->fib_nh_scope = RT_SCOPE_LINK; in fib_check_nh_v6_gw()
1117 static int fib_check_nh_v4_gw(struct net *net, struct fib_nh *nh, u32 table, in fib_check_nh_v4_gw() argument
1124 if (nh->fib_nh_flags & RTNH_F_ONLINK) { in fib_check_nh_v4_gw()
1131 dev = __dev_get_by_index(net, nh->fib_nh_oif); in fib_check_nh_v4_gw()
1140 addr_type = inet_addr_type_dev_table(net, dev, nh->fib_nh_gw4); in fib_check_nh_v4_gw()
1146 nh->fib_nh_flags |= RTNH_F_LINKDOWN; in fib_check_nh_v4_gw()
1147 nh->fib_nh_dev = dev; in fib_check_nh_v4_gw()
1149 nh->fib_nh_scope = RT_SCOPE_LINK; in fib_check_nh_v4_gw()
1156 .daddr = nh->fib_nh_gw4, in fib_check_nh_v4_gw()
1158 .flowi4_oif = nh->fib_nh_oif, in fib_check_nh_v4_gw()
1194 nh->fib_nh_scope = res.scope; in fib_check_nh_v4_gw()
1195 nh->fib_nh_oif = FIB_RES_OIF(res); in fib_check_nh_v4_gw()
1196 nh->fib_nh_dev = dev = FIB_RES_DEV(res); in fib_check_nh_v4_gw()
1204 nh->fib_nh_flags |= RTNH_F_LINKDOWN; in fib_check_nh_v4_gw()
1211 static int fib_check_nh_nongw(struct net *net, struct fib_nh *nh, in fib_check_nh_nongw() argument
1217 if (nh->fib_nh_flags & (RTNH_F_PERVASIVE | RTNH_F_ONLINK)) { in fib_check_nh_nongw()
1226 in_dev = inetdev_by_index(net, nh->fib_nh_oif); in fib_check_nh_nongw()
1235 nh->fib_nh_dev = in_dev->dev; in fib_check_nh_nongw()
1236 dev_hold(nh->fib_nh_dev); in fib_check_nh_nongw()
1237 nh->fib_nh_scope = RT_SCOPE_LINK; in fib_check_nh_nongw()
1238 if (!netif_carrier_ok(nh->fib_nh_dev)) in fib_check_nh_nongw()
1239 nh->fib_nh_flags |= RTNH_F_LINKDOWN; in fib_check_nh_nongw()
1246 int fib_check_nh(struct net *net, struct fib_nh *nh, u32 table, u8 scope, in fib_check_nh() argument
1251 if (nh->fib_nh_gw_family == AF_INET) in fib_check_nh()
1252 err = fib_check_nh_v4_gw(net, nh, table, scope, extack); in fib_check_nh()
1253 else if (nh->fib_nh_gw_family == AF_INET6) in fib_check_nh()
1254 err = fib_check_nh_v6_gw(net, nh, table, extack); in fib_check_nh()
1256 err = fib_check_nh_nongw(net, nh, extack); in fib_check_nh()
1346 struct fib_nh *nh; in fib_info_update_nhc_saddr() local
1352 nh = container_of(nhc, struct fib_nh, nh_common); in fib_info_update_nhc_saddr()
1353 saddr = inet_select_addr(nh->fib_nh_dev, nh->fib_nh_gw4, scope); in fib_info_update_nhc_saddr()
1355 WRITE_ONCE(nh->nh_saddr, saddr); in fib_info_update_nhc_saddr()
1356 WRITE_ONCE(nh->nh_saddr_genid, atomic_read(&net->ipv4.dev_addr_genid)); in fib_info_update_nhc_saddr()
1369 struct fib_nh *nh; in fib_result_prefsrc() local
1371 nh = container_of(nhc, struct fib_nh, nh_common); in fib_result_prefsrc()
1372 if (READ_ONCE(nh->nh_saddr_genid) == in fib_result_prefsrc()
1374 return READ_ONCE(nh->nh_saddr); in fib_result_prefsrc()
1409 struct nexthop *nh = NULL; in fib_create_info() local
1438 nh = nexthop_find_by_id(net, cfg->fc_nh_id); in fib_create_info()
1439 if (!nh) { in fib_create_info()
1499 if (nh) { in fib_create_info()
1500 if (!nexthop_get(nh)) { in fib_create_info()
1505 fi->nh = nh; in fib_create_info()
1548 if (fi->nh) { in fib_create_info()
1549 err = fib_check_nexthop(fi->nh, cfg->fc_scope, extack); in fib_create_info()
1553 struct fib_nh *nh = fi->fib_nh; in fib_create_info() local
1561 if (nh->fib_nh_gw_family) { in fib_create_info()
1566 nh->fib_nh_scope = RT_SCOPE_NOWHERE; in fib_create_info()
1567 nh->fib_nh_dev = dev_get_by_index(net, nh->fib_nh_oif); in fib_create_info()
1569 if (!nh->fib_nh_dev) in fib_create_info()
1592 if (!fi->nh) { in fib_create_info()
1625 if (fi->nh) { in fib_create_info()
1626 list_add(&fi->nh_list, &nh->fi_list); in fib_create_info()
1766 if (unlikely(fi->nh)) { in fib_add_multipath()
1767 if (nexthop_mpath_fill_node(skb, fi->nh, AF_INET) < 0) in fib_add_multipath()
1775 nh_tclassid = nh->nh_tclassid; in fib_add_multipath()
1777 if (fib_add_nexthop(skb, &nh->nh_common, nh->fib_nh_weight, in fib_add_multipath()
1839 if (fi->nh) { in fib_dump_info()
1840 if (nla_put_u32(skb, RTA_NH_ID, fi->nh->id)) in fib_dump_info()
1842 if (nexthop_is_blackhole(fi->nh)) in fib_dump_info()
1858 struct fib_nh *nh; in fib_dump_info() local
1860 nh = container_of(nhc, struct fib_nh, nh_common); in fib_dump_info()
1861 if (nh->nh_tclassid && in fib_dump_info()
1862 nla_put_u32(skb, RTA_FLOW, nh->nh_tclassid)) in fib_dump_info()
1917 static int call_fib_nh_notifiers(struct fib_nh *nh, in call_fib_nh_notifiers() argument
1920 bool ignore_link_down = ip_ignore_linkdown(nh->fib_nh_dev); in call_fib_nh_notifiers()
1922 .fib_nh = nh, in call_fib_nh_notifiers()
1927 if (nh->fib_nh_flags & RTNH_F_DEAD) in call_fib_nh_notifiers()
1929 if (ignore_link_down && nh->fib_nh_flags & RTNH_F_LINKDOWN) in call_fib_nh_notifiers()
1931 return call_fib4_notifiers(dev_net(nh->fib_nh_dev), event_type, in call_fib_nh_notifiers()
1934 if ((ignore_link_down && nh->fib_nh_flags & RTNH_F_LINKDOWN) || in call_fib_nh_notifiers()
1935 (nh->fib_nh_flags & RTNH_F_DEAD)) in call_fib_nh_notifiers()
1936 return call_fib4_notifiers(dev_net(nh->fib_nh_dev), in call_fib_nh_notifiers()
1987 struct fib_nh *nh; in fib_sync_mtu() local
1989 hlist_for_each_entry(nh, head, nh_hash) { in fib_sync_mtu()
1990 if (nh->fib_nh_dev == dev) in fib_sync_mtu()
1991 fib_nhc_update_mtu(&nh->nh_common, dev->mtu, orig_mtu); in fib_sync_mtu()
2008 struct fib_nh *nh; in fib_sync_down_dev() local
2014 hlist_for_each_entry(nh, head, nh_hash) { in fib_sync_down_dev()
2015 struct fib_info *fi = nh->nh_parent; in fib_sync_down_dev()
2019 if (nh->fib_nh_dev != dev || fi == prev_fi) in fib_sync_down_dev()
2155 struct fib_nh *nh; in fib_sync_up() local
2172 hlist_for_each_entry(nh, head, nh_hash) { in fib_sync_up()
2173 struct fib_info *fi = nh->nh_parent; in fib_sync_up()
2177 if (nh->fib_nh_dev != dev || fi == prev_fi) in fib_sync_up()
2210 static bool fib_good_nh(const struct fib_nh *nh) in fib_good_nh() argument
2214 if (nh->fib_nh_scope == RT_SCOPE_LINK) { in fib_good_nh()
2219 if (likely(nh->fib_nh_gw_family == AF_INET)) in fib_good_nh()
2220 n = __ipv4_neigh_lookup_noref(nh->fib_nh_dev, in fib_good_nh()
2221 (__force u32)nh->fib_nh_gw4); in fib_good_nh()
2222 else if (nh->fib_nh_gw_family == AF_INET6) in fib_good_nh()
2223 n = __ipv6_neigh_lookup_noref_stub(nh->fib_nh_dev, in fib_good_nh()
2224 &nh->fib_nh_gw6); in fib_good_nh()
2242 if (unlikely(res->fi->nh)) { in fib_select_multipath()