sys/linux: add descriptions for RTM_(NEW|DEL|GET)NEXTHOP

https://elixir.bootlin.com/linux/v5.8-rc4/source/net/ipv4/nexthop.c#L1961

9 files changed, 225 insertions, 0 deletions

diff --git a/sys/linux/socket_netlink_route.txt b/sys/linux/socket_netlink_route.txt
index 632b8c4f7..fc319f08c 100644
--- a/sys/linux/socket_netlink_route.txt
+++ b/sys/linux/socket_netlink_route.txt
@@ -17,6 +17,7 @@ include <uapi/linux/netconf.h>
 include <uapi/linux/rtnetlink.h>
 include <uapi/linux/lwtunnel.h>
 include <uapi/linux/neighbour.h>
+include <uapi/linux/nexthop.h>
 include <uapi/linux/fib_rules.h>
 include <uapi/linux/if_tunnel.h>
 include <uapi/linux/net_namespace.h>
@@ -56,6 +57,9 @@ netlink_msg_route [
 	newlinkprop		netlink_msg[RTM_NEWLINKPROP, ifinfomsg[AF_UNSPEC], ifla_policy]
 #	RTM_GETLINKPROP is currently not used by the kernel.
 	dellinkprop		netlink_msg[RTM_DELLINKPROP, ifinfomsg[AF_UNSPEC], ifla_policy]
+	newnexthop		netlink_msg[RTM_NEWNEXTHOP, nhmsg_new[AF_UNSPEC], rtm_nh_policy_new]
+	delnexthop		netlink_msg[RTM_DELNEXTHOP, nhmsg_get_del[AF_UNSPEC], rtm_nh_policy_del]
+	getnexthop		netlink_msg[RTM_GETNEXTHOP, nhmsg_get_del[AF_UNSPEC], rtm_nh_policy_get]
 
 	ipv4_newaddr		netlink_msg[RTM_NEWADDR, ifaddrmsg[AF_INET], ifa_ipv4_policy]
 	ipv4_deladdr		netlink_msg[RTM_DELADDR, ifaddrmsg[AF_INET], ifa_ipv4_policy]
@@ -67,6 +71,8 @@ netlink_msg_route [
 	ipv4_newrule		netlink_msg[RTM_NEWRULE, fib_rule_hdr[AF_INET], fib4_rule_policy]
 	ipv4_delrule		netlink_msg[RTM_DELRULE, fib_rule_hdr[AF_INET], fib4_rule_policy]
 	ipv4_getrule		netlink_msg[RTM_GETRULE, fib_rule_hdr[AF_INET], void]
+	ipv4_newnexthop		netlink_msg[RTM_NEWNEXTHOP, nhmsg_new[AF_INET], rtm_nh_policy_new]
+	ipv4_getnexthop		netlink_msg[RTM_GETNEXTHOP, nhmsg_get_del[AF_INET], rtm_nh_policy_get]
 
 	ipv6_newaddr		netlink_msg[RTM_NEWADDR, ifaddrmsg[AF_INET6], ifa_ipv6_policy]
 	ipv6_deladdr		netlink_msg[RTM_DELADDR, ifaddrmsg[AF_INET6], ifa_ipv6_policy]
@@ -83,6 +89,8 @@ netlink_msg_route [
 	ipv6_newaddrlabel	netlink_msg[RTM_NEWADDRLABEL, ifaddrlblmsg[AF_INET6], ifal_policy]
 	ipv6_deladdrlabel	netlink_msg[RTM_DELADDRLABEL, ifaddrlblmsg[AF_INET6], ifal_policy]
 	ipv6_getaddrlabel	netlink_msg[RTM_GETADDRLABEL, ifaddrlblmsg[AF_INET6], ifal_policy]
+	ipv6_newnexthop		netlink_msg[RTM_NEWNEXTHOP, nhmsg_new[AF_INET6], rtm_nh_policy_new]
+	ipv6_getnexthop		netlink_msg[RTM_GETNEXTHOP, nhmsg_get_del[AF_INET6], rtm_nh_policy_get]
 
 	ipmr_newroute		netlink_msg[RTM_NEWROUTE, rtmsg[RTNL_FAMILY_IPMR], rtm_ipv4_policy]
 	ipmr_delroute		netlink_msg[RTM_DELROUTE, rtmsg[RTNL_FAMILY_IPMR], rtm_ipv4_policy]
@@ -196,6 +204,17 @@ type if_stats_msg[FAMILY] {
 	filter_mask	flags[filter_mask, int32]
 }
 
+type nhmsg_get_del[FAMILY] nhmsg[FAMILY, const[0, int8], const[0, int32]]
+type nhmsg_new[FAMILY] nhmsg[FAMILY, flags[rtm_protocol, int8], flags[nh_flags, int32]]
+
+type nhmsg[FAMILY, PROTOCOL, FLAGS] {
+	nh_family	const[FAMILY, int8]
+	nh_scope	const[0, int8]
+	nh_protocol	PROTOCOL
+	resvd		const[0, int8]
+	nh_flags	FLAGS
+}
+
 ifla_policy [
 	IFLA_IFNAME		nlattr[IFLA_IFNAME, devname]
 	IFLA_ADDRESS		nlattr[IFLA_ADDRESS, mac_addr]
@@ -850,6 +869,42 @@ br_mdb_entry_sub_u [
 	in6_addr	ipv6_addr
 ]
 
+type rtm_nh_id int32[0:2]
+
+rtm_nh_policy_get [
+	NHA_ID		nlattr[NHA_ID, rtm_nh_id]
+	NHA_OIF		nlattr[NHA_OIF, ifindex]
+	NHA_GROUPS	nlattr[NHA_GROUPS, void]
+	NHA_MASTER	nlattr[NHA_MASTER, rtm_nh_id]
+	NHA_FDB		nlattr[NHA_FDB, void]
+] [varlen]
+
+rtm_nh_policy_new [
+	NHA_ID		nlattr[NHA_ID, rtm_nh_id]
+	NHA_GROUP	nlattr[NHA_GROUP, array[nexthop_grp]]
+	NHA_GROUP_TYPE	nlattr[NHA_GROUP_TYPE, flags[nha_group_types, int16]]
+	NHA_BLACKHOLE	nlattr[NHA_BLACKHOLE, void]
+	NHA_OIF		nlattr[NHA_OIF, ifindex]
+	NHA_GATEWAY	nlattr[NHA_GATEWAY, nha_gateway]
+	NHA_ENCAP_TYPE	nlattr[NHA_ENCAP_TYPE, flags[lwtunnel_encap_types, int16]]
+	NHA_ENCAP	nlnest[NHA_ENCAP, lwtunnel_policy]
+	NHA_FDB		nlattr[NHA_FDB, void]
+] [varlen]
+
+type rtm_nh_policy_del nlattr[NHA_ID, rtm_nh_id]
+
+nexthop_grp {
+	id	int32[0:2]
+	weight	int8
+	resvd1	const[0, int8]
+	resvd2	const[0, int16]
+}
+
+nha_gateway [
+	ip4		ipv4_addr
+	in6_addr	ipv6_addr
+]
+
 devconf_ipv4_policy [
 	NETCONFA_IFINDEX		nlattr[NETCONFA_IFINDEX, ifindex]
 	NETCONFA_FORWARDING		nlattr[NETCONFA_FORWARDING, int32]
@@ -1147,3 +1202,5 @@ br_vlan_tinfo_cmd = RTM_SETLINK, RTM_DELLINK
 br_mdb_entry_state = MDB_TEMPORARY, MDB_PERMANENT
 br_mdb_entry_flags = MDB_FLAGS_OFFLOAD, MDB_FLAGS_FAST_LEAVE
 br_mdb_entry_sub_proto = ETH_P_IP, ETH_P_IPV6
+nh_flags = RTNH_F_DEAD, RTNH_F_PERVASIVE, RTNH_F_ONLINK, RTNH_F_OFFLOAD, RTNH_F_LINKDOWN, RTNH_F_UNRESOLVED
+nha_group_types = NEXTHOP_GRP_TYPE_MPATH
diff --git a/sys/linux/socket_netlink_route_386.const b/sys/linux/socket_netlink_route_386.const
index a1aea6e9e..d472fd706 100644
--- a/sys/linux/socket_netlink_route_386.const
+++ b/sys/linux/socket_netlink_route_386.const
@@ -494,6 +494,18 @@ NETLINK_ROUTE = 0
 NETNSA_FD = 3
 NETNSA_NSID = 1
 NETNSA_PID = 2
+NEXTHOP_GRP_TYPE_MPATH = 0
+NHA_BLACKHOLE = 4
+NHA_ENCAP = 8
+NHA_ENCAP_TYPE = 7
+NHA_FDB = 11
+NHA_GATEWAY = 6
+NHA_GROUP = 2
+NHA_GROUPS = 9
+NHA_GROUP_TYPE = 3
+NHA_ID = 1
+NHA_MASTER = 10
+NHA_OIF = 5
 NTF_EXT_LEARNED = 16
 NTF_MASTER = 4
 NTF_OFFLOADED = 32
@@ -536,6 +548,7 @@ RTM_DELLINK = 17
 RTM_DELLINKPROP = 109
 RTM_DELMDB = 85
 RTM_DELNEIGH = 29
+RTM_DELNEXTHOP = 105
 RTM_DELROUTE = 25
 RTM_DELRULE = 33
 RTM_DELVLAN = 113
@@ -554,6 +567,7 @@ RTM_GETMULTICAST = 58
 RTM_GETNEIGH = 30
 RTM_GETNEIGHTBL = 66
 RTM_GETNETCONF = 82
+RTM_GETNEXTHOP = 106
 RTM_GETNSID = 90
 RTM_GETROUTE = 26
 RTM_GETRULE = 34
@@ -565,12 +579,19 @@ RTM_NEWLINK = 16
 RTM_NEWLINKPROP = 108
 RTM_NEWMDB = 84
 RTM_NEWNEIGH = 28
+RTM_NEWNEXTHOP = 104
 RTM_NEWNSID = 88
 RTM_NEWROUTE = 24
 RTM_NEWRULE = 32
 RTM_NEWVLAN = 112
 RTM_SETLINK = 19
 RTM_SETNEIGHTBL = 67
+RTNH_F_DEAD = 1
+RTNH_F_LINKDOWN = 16
+RTNH_F_OFFLOAD = 8
+RTNH_F_ONLINK = 4
+RTNH_F_PERVASIVE = 2
+RTNH_F_UNRESOLVED = 32
 RTNL_FAMILY_IPMR = 128
 RTN_ANYCAST = 4
 RTN_BLACKHOLE = 6
diff --git a/sys/linux/socket_netlink_route_amd64.const b/sys/linux/socket_netlink_route_amd64.const
index 0658e085c..36f2bef97 100644
--- a/sys/linux/socket_netlink_route_amd64.const
+++ b/sys/linux/socket_netlink_route_amd64.const
@@ -494,6 +494,18 @@ NETLINK_ROUTE = 0
 NETNSA_FD = 3
 NETNSA_NSID = 1
 NETNSA_PID = 2
+NEXTHOP_GRP_TYPE_MPATH = 0
+NHA_BLACKHOLE = 4
+NHA_ENCAP = 8
+NHA_ENCAP_TYPE = 7
+NHA_FDB = 11
+NHA_GATEWAY = 6
+NHA_GROUP = 2
+NHA_GROUPS = 9
+NHA_GROUP_TYPE = 3
+NHA_ID = 1
+NHA_MASTER = 10
+NHA_OIF = 5
 NTF_EXT_LEARNED = 16
 NTF_MASTER = 4
 NTF_OFFLOADED = 32
@@ -536,6 +548,7 @@ RTM_DELLINK = 17
 RTM_DELLINKPROP = 109
 RTM_DELMDB = 85
 RTM_DELNEIGH = 29
+RTM_DELNEXTHOP = 105
 RTM_DELROUTE = 25
 RTM_DELRULE = 33
 RTM_DELVLAN = 113
@@ -554,6 +567,7 @@ RTM_GETMULTICAST = 58
 RTM_GETNEIGH = 30
 RTM_GETNEIGHTBL = 66
 RTM_GETNETCONF = 82
+RTM_GETNEXTHOP = 106
 RTM_GETNSID = 90
 RTM_GETROUTE = 26
 RTM_GETRULE = 34
@@ -565,12 +579,19 @@ RTM_NEWLINK = 16
 RTM_NEWLINKPROP = 108
 RTM_NEWMDB = 84
 RTM_NEWNEIGH = 28
+RTM_NEWNEXTHOP = 104
 RTM_NEWNSID = 88
 RTM_NEWROUTE = 24
 RTM_NEWRULE = 32
 RTM_NEWVLAN = 112
 RTM_SETLINK = 19
 RTM_SETNEIGHTBL = 67
+RTNH_F_DEAD = 1
+RTNH_F_LINKDOWN = 16
+RTNH_F_OFFLOAD = 8
+RTNH_F_ONLINK = 4
+RTNH_F_PERVASIVE = 2
+RTNH_F_UNRESOLVED = 32
 RTNL_FAMILY_IPMR = 128
 RTN_ANYCAST = 4
 RTN_BLACKHOLE = 6
diff --git a/sys/linux/socket_netlink_route_arm.const b/sys/linux/socket_netlink_route_arm.const
index c531c2aa2..bd7859305 100644
--- a/sys/linux/socket_netlink_route_arm.const
+++ b/sys/linux/socket_netlink_route_arm.const
@@ -494,6 +494,18 @@ NETLINK_ROUTE = 0
 NETNSA_FD = 3
 NETNSA_NSID = 1
 NETNSA_PID = 2
+NEXTHOP_GRP_TYPE_MPATH = 0
+NHA_BLACKHOLE = 4
+NHA_ENCAP = 8
+NHA_ENCAP_TYPE = 7
+NHA_FDB = 11
+NHA_GATEWAY = 6
+NHA_GROUP = 2
+NHA_GROUPS = 9
+NHA_GROUP_TYPE = 3
+NHA_ID = 1
+NHA_MASTER = 10
+NHA_OIF = 5
 NTF_EXT_LEARNED = 16
 NTF_MASTER = 4
 NTF_OFFLOADED = 32
@@ -536,6 +548,7 @@ RTM_DELLINK = 17
 RTM_DELLINKPROP = 109
 RTM_DELMDB = 85
 RTM_DELNEIGH = 29
+RTM_DELNEXTHOP = 105
 RTM_DELROUTE = 25
 RTM_DELRULE = 33
 RTM_DELVLAN = 113
@@ -554,6 +567,7 @@ RTM_GETMULTICAST = 58
 RTM_GETNEIGH = 30
 RTM_GETNEIGHTBL = 66
 RTM_GETNETCONF = 82
+RTM_GETNEXTHOP = 106
 RTM_GETNSID = 90
 RTM_GETROUTE = 26
 RTM_GETRULE = 34
@@ -565,12 +579,19 @@ RTM_NEWLINK = 16
 RTM_NEWLINKPROP = 108
 RTM_NEWMDB = 84
 RTM_NEWNEIGH = 28
+RTM_NEWNEXTHOP = 104
 RTM_NEWNSID = 88
 RTM_NEWROUTE = 24
 RTM_NEWRULE = 32
 RTM_NEWVLAN = 112
 RTM_SETLINK = 19
 RTM_SETNEIGHTBL = 67
+RTNH_F_DEAD = 1
+RTNH_F_LINKDOWN = 16
+RTNH_F_OFFLOAD = 8
+RTNH_F_ONLINK = 4
+RTNH_F_PERVASIVE = 2
+RTNH_F_UNRESOLVED = 32
 RTNL_FAMILY_IPMR = 128
 RTN_ANYCAST = 4
 RTN_BLACKHOLE = 6
diff --git a/sys/linux/socket_netlink_route_arm64.const b/sys/linux/socket_netlink_route_arm64.const
index 81093979b..7286a4cbd 100644
--- a/sys/linux/socket_netlink_route_arm64.const
+++ b/sys/linux/socket_netlink_route_arm64.const
@@ -494,6 +494,18 @@ NETLINK_ROUTE = 0
 NETNSA_FD = 3
 NETNSA_NSID = 1
 NETNSA_PID = 2
+NEXTHOP_GRP_TYPE_MPATH = 0
+NHA_BLACKHOLE = 4
+NHA_ENCAP = 8
+NHA_ENCAP_TYPE = 7
+NHA_FDB = 11
+NHA_GATEWAY = 6
+NHA_GROUP = 2
+NHA_GROUPS = 9
+NHA_GROUP_TYPE = 3
+NHA_ID = 1
+NHA_MASTER = 10
+NHA_OIF = 5
 NTF_EXT_LEARNED = 16
 NTF_MASTER = 4
 NTF_OFFLOADED = 32
@@ -536,6 +548,7 @@ RTM_DELLINK = 17
 RTM_DELLINKPROP = 109
 RTM_DELMDB = 85
 RTM_DELNEIGH = 29
+RTM_DELNEXTHOP = 105
 RTM_DELROUTE = 25
 RTM_DELRULE = 33
 RTM_DELVLAN = 113
@@ -554,6 +567,7 @@ RTM_GETMULTICAST = 58
 RTM_GETNEIGH = 30
 RTM_GETNEIGHTBL = 66
 RTM_GETNETCONF = 82
+RTM_GETNEXTHOP = 106
 RTM_GETNSID = 90
 RTM_GETROUTE = 26
 RTM_GETRULE = 34
@@ -565,12 +579,19 @@ RTM_NEWLINK = 16
 RTM_NEWLINKPROP = 108
 RTM_NEWMDB = 84
 RTM_NEWNEIGH = 28
+RTM_NEWNEXTHOP = 104
 RTM_NEWNSID = 88
 RTM_NEWROUTE = 24
 RTM_NEWRULE = 32
 RTM_NEWVLAN = 112
 RTM_SETLINK = 19
 RTM_SETNEIGHTBL = 67
+RTNH_F_DEAD = 1
+RTNH_F_LINKDOWN = 16
+RTNH_F_OFFLOAD = 8
+RTNH_F_ONLINK = 4
+RTNH_F_PERVASIVE = 2
+RTNH_F_UNRESOLVED = 32
 RTNL_FAMILY_IPMR = 128
 RTN_ANYCAST = 4
 RTN_BLACKHOLE = 6
diff --git a/sys/linux/socket_netlink_route_mips64le.const b/sys/linux/socket_netlink_route_mips64le.const
index 340225d9e..9ac47b8d6 100644
--- a/sys/linux/socket_netlink_route_mips64le.const
+++ b/sys/linux/socket_netlink_route_mips64le.const
@@ -494,6 +494,18 @@ NETLINK_ROUTE = 0
 NETNSA_FD = 3
 NETNSA_NSID = 1
 NETNSA_PID = 2
+NEXTHOP_GRP_TYPE_MPATH = 0
+NHA_BLACKHOLE = 4
+NHA_ENCAP = 8
+NHA_ENCAP_TYPE = 7
+NHA_FDB = 11
+NHA_GATEWAY = 6
+NHA_GROUP = 2
+NHA_GROUPS = 9
+NHA_GROUP_TYPE = 3
+NHA_ID = 1
+NHA_MASTER = 10
+NHA_OIF = 5
 NTF_EXT_LEARNED = 16
 NTF_MASTER = 4
 NTF_OFFLOADED = 32
@@ -536,6 +548,7 @@ RTM_DELLINK = 17
 RTM_DELLINKPROP = 109
 RTM_DELMDB = 85
 RTM_DELNEIGH = 29
+RTM_DELNEXTHOP = 105
 RTM_DELROUTE = 25
 RTM_DELRULE = 33
 RTM_DELVLAN = 113
@@ -554,6 +567,7 @@ RTM_GETMULTICAST = 58
 RTM_GETNEIGH = 30
 RTM_GETNEIGHTBL = 66
 RTM_GETNETCONF = 82
+RTM_GETNEXTHOP = 106
 RTM_GETNSID = 90
 RTM_GETROUTE = 26
 RTM_GETRULE = 34
@@ -565,12 +579,19 @@ RTM_NEWLINK = 16
 RTM_NEWLINKPROP = 108
 RTM_NEWMDB = 84
 RTM_NEWNEIGH = 28
+RTM_NEWNEXTHOP = 104
 RTM_NEWNSID = 88
 RTM_NEWROUTE = 24
 RTM_NEWRULE = 32
 RTM_NEWVLAN = 112
 RTM_SETLINK = 19
 RTM_SETNEIGHTBL = 67
+RTNH_F_DEAD = 1
+RTNH_F_LINKDOWN = 16
+RTNH_F_OFFLOAD = 8
+RTNH_F_ONLINK = 4
+RTNH_F_PERVASIVE = 2
+RTNH_F_UNRESOLVED = 32
 RTNL_FAMILY_IPMR = 128
 RTN_ANYCAST = 4
 RTN_BLACKHOLE = 6
diff --git a/sys/linux/socket_netlink_route_ppc64le.const b/sys/linux/socket_netlink_route_ppc64le.const
index f3ec3a7de..0dd4670a0 100644
--- a/sys/linux/socket_netlink_route_ppc64le.const
+++ b/sys/linux/socket_netlink_route_ppc64le.const
@@ -494,6 +494,18 @@ NETLINK_ROUTE = 0
 NETNSA_FD = 3
 NETNSA_NSID = 1
 NETNSA_PID = 2
+NEXTHOP_GRP_TYPE_MPATH = 0
+NHA_BLACKHOLE = 4
+NHA_ENCAP = 8
+NHA_ENCAP_TYPE = 7
+NHA_FDB = 11
+NHA_GATEWAY = 6
+NHA_GROUP = 2
+NHA_GROUPS = 9
+NHA_GROUP_TYPE = 3
+NHA_ID = 1
+NHA_MASTER = 10
+NHA_OIF = 5
 NTF_EXT_LEARNED = 16
 NTF_MASTER = 4
 NTF_OFFLOADED = 32
@@ -536,6 +548,7 @@ RTM_DELLINK = 17
 RTM_DELLINKPROP = 109
 RTM_DELMDB = 85
 RTM_DELNEIGH = 29
+RTM_DELNEXTHOP = 105
 RTM_DELROUTE = 25
 RTM_DELRULE = 33
 RTM_DELVLAN = 113
@@ -554,6 +567,7 @@ RTM_GETMULTICAST = 58
 RTM_GETNEIGH = 30
 RTM_GETNEIGHTBL = 66
 RTM_GETNETCONF = 82
+RTM_GETNEXTHOP = 106
 RTM_GETNSID = 90
 RTM_GETROUTE = 26
 RTM_GETRULE = 34
@@ -565,12 +579,19 @@ RTM_NEWLINK = 16
 RTM_NEWLINKPROP = 108
 RTM_NEWMDB = 84
 RTM_NEWNEIGH = 28
+RTM_NEWNEXTHOP = 104
 RTM_NEWNSID = 88
 RTM_NEWROUTE = 24
 RTM_NEWRULE = 32
 RTM_NEWVLAN = 112
 RTM_SETLINK = 19
 RTM_SETNEIGHTBL = 67
+RTNH_F_DEAD = 1
+RTNH_F_LINKDOWN = 16
+RTNH_F_OFFLOAD = 8
+RTNH_F_ONLINK = 4
+RTNH_F_PERVASIVE = 2
+RTNH_F_UNRESOLVED = 32
 RTNL_FAMILY_IPMR = 128
 RTN_ANYCAST = 4
 RTN_BLACKHOLE = 6
diff --git a/sys/linux/socket_netlink_route_riscv64.const b/sys/linux/socket_netlink_route_riscv64.const
index 81093979b..7286a4cbd 100644
--- a/sys/linux/socket_netlink_route_riscv64.const
+++ b/sys/linux/socket_netlink_route_riscv64.const
@@ -494,6 +494,18 @@ NETLINK_ROUTE = 0
 NETNSA_FD = 3
 NETNSA_NSID = 1
 NETNSA_PID = 2
+NEXTHOP_GRP_TYPE_MPATH = 0
+NHA_BLACKHOLE = 4
+NHA_ENCAP = 8
+NHA_ENCAP_TYPE = 7
+NHA_FDB = 11
+NHA_GATEWAY = 6
+NHA_GROUP = 2
+NHA_GROUPS = 9
+NHA_GROUP_TYPE = 3
+NHA_ID = 1
+NHA_MASTER = 10
+NHA_OIF = 5
 NTF_EXT_LEARNED = 16
 NTF_MASTER = 4
 NTF_OFFLOADED = 32
@@ -536,6 +548,7 @@ RTM_DELLINK = 17
 RTM_DELLINKPROP = 109
 RTM_DELMDB = 85
 RTM_DELNEIGH = 29
+RTM_DELNEXTHOP = 105
 RTM_DELROUTE = 25
 RTM_DELRULE = 33
 RTM_DELVLAN = 113
@@ -554,6 +567,7 @@ RTM_GETMULTICAST = 58
 RTM_GETNEIGH = 30
 RTM_GETNEIGHTBL = 66
 RTM_GETNETCONF = 82
+RTM_GETNEXTHOP = 106
 RTM_GETNSID = 90
 RTM_GETROUTE = 26
 RTM_GETRULE = 34
@@ -565,12 +579,19 @@ RTM_NEWLINK = 16
 RTM_NEWLINKPROP = 108
 RTM_NEWMDB = 84
 RTM_NEWNEIGH = 28
+RTM_NEWNEXTHOP = 104
 RTM_NEWNSID = 88
 RTM_NEWROUTE = 24
 RTM_NEWRULE = 32
 RTM_NEWVLAN = 112
 RTM_SETLINK = 19
 RTM_SETNEIGHTBL = 67
+RTNH_F_DEAD = 1
+RTNH_F_LINKDOWN = 16
+RTNH_F_OFFLOAD = 8
+RTNH_F_ONLINK = 4
+RTNH_F_PERVASIVE = 2
+RTNH_F_UNRESOLVED = 32
 RTNL_FAMILY_IPMR = 128
 RTN_ANYCAST = 4
 RTN_BLACKHOLE = 6
diff --git a/sys/linux/socket_netlink_route_s390x.const b/sys/linux/socket_netlink_route_s390x.const
index 034832058..fad10bc47 100644
--- a/sys/linux/socket_netlink_route_s390x.const
+++ b/sys/linux/socket_netlink_route_s390x.const
@@ -494,6 +494,18 @@ NETLINK_ROUTE = 0
 NETNSA_FD = 3
 NETNSA_NSID = 1
 NETNSA_PID = 2
+NEXTHOP_GRP_TYPE_MPATH = 0
+NHA_BLACKHOLE = 4
+NHA_ENCAP = 8
+NHA_ENCAP_TYPE = 7
+NHA_FDB = 11
+NHA_GATEWAY = 6
+NHA_GROUP = 2
+NHA_GROUPS = 9
+NHA_GROUP_TYPE = 3
+NHA_ID = 1
+NHA_MASTER = 10
+NHA_OIF = 5
 NTF_EXT_LEARNED = 16
 NTF_MASTER = 4
 NTF_OFFLOADED = 32
@@ -536,6 +548,7 @@ RTM_DELLINK = 17
 RTM_DELLINKPROP = 109
 RTM_DELMDB = 85
 RTM_DELNEIGH = 29
+RTM_DELNEXTHOP = 105
 RTM_DELROUTE = 25
 RTM_DELRULE = 33
 RTM_DELVLAN = 113
@@ -554,6 +567,7 @@ RTM_GETMULTICAST = 58
 RTM_GETNEIGH = 30
 RTM_GETNEIGHTBL = 66
 RTM_GETNETCONF = 82
+RTM_GETNEXTHOP = 106
 RTM_GETNSID = 90
 RTM_GETROUTE = 26
 RTM_GETRULE = 34
@@ -565,12 +579,19 @@ RTM_NEWLINK = 16
 RTM_NEWLINKPROP = 108
 RTM_NEWMDB = 84
 RTM_NEWNEIGH = 28
+RTM_NEWNEXTHOP = 104
 RTM_NEWNSID = 88
 RTM_NEWROUTE = 24
 RTM_NEWRULE = 32
 RTM_NEWVLAN = 112
 RTM_SETLINK = 19
 RTM_SETNEIGHTBL = 67
+RTNH_F_DEAD = 1
+RTNH_F_LINKDOWN = 16
+RTNH_F_OFFLOAD = 8
+RTNH_F_ONLINK = 4
+RTNH_F_PERVASIVE = 2
+RTNH_F_UNRESOLVED = 32
 RTNL_FAMILY_IPMR = 128
 RTN_ANYCAST = 4
 RTN_BLACKHOLE = 6