Lines Matching refs:nh
67 int nhsel; const struct fib_nh *nh; \
68 for (nhsel = 0, nh = (fi)->fib_nh; \
70 nh++, nhsel++)
83 int nhsel; const struct fib_nh *nh = (fi)->fib_nh; \
236 if (fi->nh) { in free_fib_info_rcu()
237 nexthop_put(fi->nh); in free_fib_info_rcu()
271 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()
619 int fib_nh_init(struct net *net, struct fib_nh *nh, in fib_nh_init() argument
625 nh->fib_nh_family = AF_INET; in fib_nh_init()
627 err = fib_nh_common_init(net, &nh->nh_common, cfg->fc_encap, in fib_nh_init()
632 nh->fib_nh_oif = cfg->fc_oif; in fib_nh_init()
633 nh->fib_nh_gw_family = cfg->fc_gw_family; in fib_nh_init()
635 nh->fib_nh_gw4 = cfg->fc_gw4; in fib_nh_init()
637 nh->fib_nh_gw6 = cfg->fc_gw6; in fib_nh_init()
639 nh->fib_nh_flags = cfg->fc_flags; in fib_nh_init()
642 nh->nh_tclassid = cfg->fc_flow; in fib_nh_init()
643 if (nh->nh_tclassid) in fib_nh_init()
647 nh->fib_nh_weight = nh_weight; in fib_nh_init()
694 struct fib_nh *nh; in fib_get_nhs() local
769 nh = fib_info_nh(fi, 0); in fib_get_nhs()
770 if (cfg->fc_oif && nh->fib_nh_oif != cfg->fc_oif) { in fib_get_nhs()
776 if (cfg->fc_gw_family != nh->fib_nh_gw_family || in fib_get_nhs()
778 nh->fib_nh_gw4 != cfg->fc_gw4) || in fib_get_nhs()
780 ipv6_addr_cmp(&nh->fib_nh_gw6, &cfg->fc_gw6))) { in fib_get_nhs()
787 if (cfg->fc_flow && nh->nh_tclassid != cfg->fc_flow) { in fib_get_nhs()
809 if (nh->fib_nh_flags & RTNH_F_DEAD) in fib_rebalance()
812 if (ip_ignore_linkdown(nh->fib_nh_dev) && in fib_rebalance()
813 nh->fib_nh_flags & RTNH_F_LINKDOWN) in fib_rebalance()
816 total += nh->fib_nh_weight; in fib_rebalance()
854 const struct fib_nh *nh, in fib_encap_match() argument
867 result = lwtunnel_cmp_encap(lwtstate, nh->fib_nh_lws); in fib_encap_match()
886 if (fi->nh && cfg->fc_nh_id == fi->nh->id) in fib_nh_match()
891 if (fi->nh) { in fib_nh_match()
898 struct fib_nh *nh; in fib_nh_match() local
900 nh = fib_info_nh(fi, 0); in fib_nh_match()
903 cfg->fc_encap, nh, cfg, extack)) in fib_nh_match()
908 cfg->fc_flow != nh->nh_tclassid) in fib_nh_match()
911 if ((cfg->fc_oif && cfg->fc_oif != nh->fib_nh_oif) || in fib_nh_match()
913 cfg->fc_gw_family != nh->fib_nh_gw_family)) in fib_nh_match()
917 cfg->fc_gw4 != nh->fib_nh_gw4) in fib_nh_match()
921 ipv6_addr_cmp(&cfg->fc_gw6, &nh->fib_nh_gw6)) in fib_nh_match()
940 if (rtnh->rtnh_ifindex && rtnh->rtnh_ifindex != nh->fib_nh_oif) in fib_nh_match()
963 if (nh->fib_nh_gw_family != AF_INET || in fib_nh_match()
964 gw != nh->fib_nh_gw4) in fib_nh_match()
973 switch (nh->fib_nh_gw_family) { in fib_nh_match()
976 cfg2.fc_gw4 != nh->fib_nh_gw4) in fib_nh_match()
982 &nh->fib_nh_gw6)) in fib_nh_match()
995 if (nla_get_u32(nla) != nh->nh_tclassid) in fib_nh_match()
1047 static int fib_check_nh_v6_gw(struct net *net, struct fib_nh *nh, in fib_check_nh_v6_gw() argument
1052 .fc_flags = nh->fib_nh_flags | RTF_GATEWAY, in fib_check_nh_v6_gw()
1053 .fc_ifindex = nh->fib_nh_oif, in fib_check_nh_v6_gw()
1054 .fc_gateway = nh->fib_nh_gw6, in fib_check_nh_v6_gw()
1061 nh->fib_nh_dev = fib6_nh.fib_nh_dev; in fib_check_nh_v6_gw()
1062 dev_hold(nh->fib_nh_dev); in fib_check_nh_v6_gw()
1063 nh->fib_nh_oif = nh->fib_nh_dev->ifindex; in fib_check_nh_v6_gw()
1064 nh->fib_nh_scope = RT_SCOPE_LINK; in fib_check_nh_v6_gw()
1115 static int fib_check_nh_v4_gw(struct net *net, struct fib_nh *nh, u32 table, in fib_check_nh_v4_gw() argument
1122 if (nh->fib_nh_flags & RTNH_F_ONLINK) { in fib_check_nh_v4_gw()
1129 dev = __dev_get_by_index(net, nh->fib_nh_oif); in fib_check_nh_v4_gw()
1138 addr_type = inet_addr_type_dev_table(net, dev, nh->fib_nh_gw4); in fib_check_nh_v4_gw()
1144 nh->fib_nh_flags |= RTNH_F_LINKDOWN; in fib_check_nh_v4_gw()
1145 nh->fib_nh_dev = dev; in fib_check_nh_v4_gw()
1147 nh->fib_nh_scope = RT_SCOPE_LINK; in fib_check_nh_v4_gw()
1154 .daddr = nh->fib_nh_gw4, in fib_check_nh_v4_gw()
1156 .flowi4_oif = nh->fib_nh_oif, in fib_check_nh_v4_gw()
1192 nh->fib_nh_scope = res.scope; in fib_check_nh_v4_gw()
1193 nh->fib_nh_oif = FIB_RES_OIF(res); in fib_check_nh_v4_gw()
1194 nh->fib_nh_dev = dev = FIB_RES_DEV(res); in fib_check_nh_v4_gw()
1202 nh->fib_nh_flags |= RTNH_F_LINKDOWN; in fib_check_nh_v4_gw()
1209 static int fib_check_nh_nongw(struct net *net, struct fib_nh *nh, in fib_check_nh_nongw() argument
1215 if (nh->fib_nh_flags & (RTNH_F_PERVASIVE | RTNH_F_ONLINK)) { in fib_check_nh_nongw()
1224 in_dev = inetdev_by_index(net, nh->fib_nh_oif); in fib_check_nh_nongw()
1233 nh->fib_nh_dev = in_dev->dev; in fib_check_nh_nongw()
1234 dev_hold(nh->fib_nh_dev); in fib_check_nh_nongw()
1235 nh->fib_nh_scope = RT_SCOPE_LINK; in fib_check_nh_nongw()
1236 if (!netif_carrier_ok(nh->fib_nh_dev)) in fib_check_nh_nongw()
1237 nh->fib_nh_flags |= RTNH_F_LINKDOWN; in fib_check_nh_nongw()
1244 int fib_check_nh(struct net *net, struct fib_nh *nh, u32 table, u8 scope, in fib_check_nh() argument
1249 if (nh->fib_nh_gw_family == AF_INET) in fib_check_nh()
1250 err = fib_check_nh_v4_gw(net, nh, table, scope, extack); in fib_check_nh()
1251 else if (nh->fib_nh_gw_family == AF_INET6) in fib_check_nh()
1252 err = fib_check_nh_v6_gw(net, nh, table, extack); in fib_check_nh()
1254 err = fib_check_nh_nongw(net, nh, extack); in fib_check_nh()
1344 struct fib_nh *nh; in fib_info_update_nhc_saddr() local
1349 nh = container_of(nhc, struct fib_nh, nh_common); in fib_info_update_nhc_saddr()
1350 nh->nh_saddr = inet_select_addr(nh->fib_nh_dev, nh->fib_nh_gw4, scope); in fib_info_update_nhc_saddr()
1351 nh->nh_saddr_genid = atomic_read(&net->ipv4.dev_addr_genid); in fib_info_update_nhc_saddr()
1353 return nh->nh_saddr; in fib_info_update_nhc_saddr()
1364 struct fib_nh *nh; in fib_result_prefsrc() local
1366 nh = container_of(nhc, struct fib_nh, nh_common); in fib_result_prefsrc()
1367 if (nh->nh_saddr_genid == atomic_read(&net->ipv4.dev_addr_genid)) in fib_result_prefsrc()
1368 return nh->nh_saddr; in fib_result_prefsrc()
1403 struct nexthop *nh = NULL; in fib_create_info() local
1432 nh = nexthop_find_by_id(net, cfg->fc_nh_id); in fib_create_info()
1433 if (!nh) { in fib_create_info()
1493 if (nh) { in fib_create_info()
1494 if (!nexthop_get(nh)) { in fib_create_info()
1499 fi->nh = nh; in fib_create_info()
1542 if (fi->nh) { in fib_create_info()
1543 err = fib_check_nexthop(fi->nh, cfg->fc_scope, extack); in fib_create_info()
1547 struct fib_nh *nh = fi->fib_nh; in fib_create_info() local
1555 if (nh->fib_nh_gw_family) { in fib_create_info()
1560 nh->fib_nh_scope = RT_SCOPE_NOWHERE; in fib_create_info()
1561 nh->fib_nh_dev = dev_get_by_index(net, nh->fib_nh_oif); in fib_create_info()
1563 if (!nh->fib_nh_dev) in fib_create_info()
1586 if (!fi->nh) { in fib_create_info()
1618 if (fi->nh) { in fib_create_info()
1619 list_add(&fi->nh_list, &nh->fi_list); in fib_create_info()
1759 if (unlikely(fi->nh)) { in fib_add_multipath()
1760 if (nexthop_mpath_fill_node(skb, fi->nh, AF_INET) < 0) in fib_add_multipath()
1768 nh_tclassid = nh->nh_tclassid; in fib_add_multipath()
1770 if (fib_add_nexthop(skb, &nh->nh_common, nh->fib_nh_weight, in fib_add_multipath()
1832 if (fi->nh) { in fib_dump_info()
1833 if (nla_put_u32(skb, RTA_NH_ID, fi->nh->id)) in fib_dump_info()
1835 if (nexthop_is_blackhole(fi->nh)) in fib_dump_info()
1851 struct fib_nh *nh; in fib_dump_info() local
1853 nh = container_of(nhc, struct fib_nh, nh_common); in fib_dump_info()
1854 if (nh->nh_tclassid && in fib_dump_info()
1855 nla_put_u32(skb, RTA_FLOW, nh->nh_tclassid)) in fib_dump_info()
1908 static int call_fib_nh_notifiers(struct fib_nh *nh, in call_fib_nh_notifiers() argument
1911 bool ignore_link_down = ip_ignore_linkdown(nh->fib_nh_dev); in call_fib_nh_notifiers()
1913 .fib_nh = nh, in call_fib_nh_notifiers()
1918 if (nh->fib_nh_flags & RTNH_F_DEAD) in call_fib_nh_notifiers()
1920 if (ignore_link_down && nh->fib_nh_flags & RTNH_F_LINKDOWN) in call_fib_nh_notifiers()
1922 return call_fib4_notifiers(dev_net(nh->fib_nh_dev), event_type, in call_fib_nh_notifiers()
1925 if ((ignore_link_down && nh->fib_nh_flags & RTNH_F_LINKDOWN) || in call_fib_nh_notifiers()
1926 (nh->fib_nh_flags & RTNH_F_DEAD)) in call_fib_nh_notifiers()
1927 return call_fib4_notifiers(dev_net(nh->fib_nh_dev), in call_fib_nh_notifiers()
1977 struct fib_nh *nh; in fib_sync_mtu() local
1979 hlist_for_each_entry(nh, head, nh_hash) { in fib_sync_mtu()
1980 if (nh->fib_nh_dev == dev) in fib_sync_mtu()
1981 fib_nhc_update_mtu(&nh->nh_common, dev->mtu, orig_mtu); in fib_sync_mtu()
1998 struct fib_nh *nh; in fib_sync_down_dev() local
2004 hlist_for_each_entry(nh, head, nh_hash) { in fib_sync_down_dev()
2005 struct fib_info *fi = nh->nh_parent; in fib_sync_down_dev()
2009 if (nh->fib_nh_dev != dev || fi == prev_fi) in fib_sync_down_dev()
2145 struct fib_nh *nh; in fib_sync_up() local
2162 hlist_for_each_entry(nh, head, nh_hash) { in fib_sync_up()
2163 struct fib_info *fi = nh->nh_parent; in fib_sync_up()
2167 if (nh->fib_nh_dev != dev || fi == prev_fi) in fib_sync_up()
2200 static bool fib_good_nh(const struct fib_nh *nh) in fib_good_nh() argument
2204 if (nh->fib_nh_scope == RT_SCOPE_LINK) { in fib_good_nh()
2209 if (likely(nh->fib_nh_gw_family == AF_INET)) in fib_good_nh()
2210 n = __ipv4_neigh_lookup_noref(nh->fib_nh_dev, in fib_good_nh()
2211 (__force u32)nh->fib_nh_gw4); in fib_good_nh()
2212 else if (nh->fib_nh_gw_family == AF_INET6) in fib_good_nh()
2213 n = __ipv6_neigh_lookup_noref_stub(nh->fib_nh_dev, in fib_good_nh()
2214 &nh->fib_nh_gw6); in fib_good_nh()
2232 if (unlikely(res->fi->nh)) { in fib_select_multipath()