ip_tunnels: use tos and ttl fields also for IPv6
authorJiri Benc <jbenc@redhat.com>
Thu, 20 Aug 2015 11:56:24 +0000 (13:56 +0200)
committerDavid S. Miller <davem@davemloft.net>
Thu, 20 Aug 2015 22:42:36 +0000 (15:42 -0700)
Rename the ipv4_tos and ipv4_ttl fields to just 'tos' and 'ttl', as they'll
be used with IPv6 tunnels, too.

Signed-off-by: Jiri Benc <jbenc@redhat.com>
Acked-by: Thomas Graf <tgraf@suug.ch>
Signed-off-by: David S. Miller <davem@davemloft.net>
drivers/net/vxlan.c
include/net/ip_tunnels.h
net/ipv4/ip_gre.c
net/ipv4/ip_tunnel_core.c
net/openvswitch/flow_netlink.c
net/openvswitch/vport-geneve.c
net/openvswitch/vport.c
net/openvswitch/vport.h

index 30a7abcf2c092197c565a3cb062fab2857b61032..ebeb3def06c541d5af5e95d90d5cf2211ea2e1de 100644 (file)
@@ -1278,8 +1278,8 @@ static int vxlan_udp_encap_recv(struct sock *sk, struct sk_buff *skb)
                info = &tun_dst->u.tun_info;
                info->key.u.ipv4.src = iph->saddr;
                info->key.u.ipv4.dst = iph->daddr;
-               info->key.ipv4_tos = iph->tos;
-               info->key.ipv4_ttl = iph->ttl;
+               info->key.tos = iph->tos;
+               info->key.ttl = iph->ttl;
                info->key.tp_src = udp_hdr(skb)->source;
                info->key.tp_dst = udp_hdr(skb)->dest;
 
@@ -1960,8 +1960,8 @@ static void vxlan_xmit_one(struct sk_buff *skb, struct net_device *dev,
                        else
                                flags &= ~VXLAN_F_UDP_CSUM;
 
-                       ttl = info->key.ipv4_ttl;
-                       tos = info->key.ipv4_tos;
+                       ttl = info->key.ttl;
+                       tos = info->key.tos;
 
                        if (info->options_len)
                                md = ip_tunnel_info_opts(info, sizeof(*md));
index 6a51371dad0001574b9ab3a325d293fad6e4bdf7..224e4ecec91b71eb626e8f37e3785e6ded52c92c 100644 (file)
@@ -44,8 +44,8 @@ struct ip_tunnel_key {
                } ipv6;
        } u;
        __be16                  tun_flags;
-       u8                      ipv4_tos;
-       u8                      ipv4_ttl;
+       u8                      tos;            /* TOS for IPv4, TC for IPv6 */
+       u8                      ttl;            /* TTL for IPv4, HL for IPv6 */
        __be16                  tp_src;
        __be16                  tp_dst;
 };
@@ -195,8 +195,8 @@ static inline void __ip_tunnel_info_init(struct ip_tunnel_info *tun_info,
        tun_info->key.u.ipv4.dst = daddr;
        memset((unsigned char *)&tun_info->key + IP_TUNNEL_KEY_IPV4_PAD,
               0, IP_TUNNEL_KEY_IPV4_PAD_LEN);
-       tun_info->key.ipv4_tos = tos;
-       tun_info->key.ipv4_ttl = ttl;
+       tun_info->key.tos = tos;
+       tun_info->key.ttl = ttl;
        tun_info->key.tun_flags = tun_flags;
 
        /* For the tunnel types on the top of IPsec, the tp_src and tp_dst of
index b7bb7d6aa7a8b90fa1935053cf8b929c4710e19a..5193618b2600e1beb9bf98c71f7cfd5e968cf6c2 100644 (file)
@@ -409,8 +409,8 @@ static int ipgre_rcv(struct sk_buff *skb, const struct tnl_ptk_info *tpi)
                        info = &tun_dst->u.tun_info;
                        info->key.u.ipv4.src = iph->saddr;
                        info->key.u.ipv4.dst = iph->daddr;
-                       info->key.ipv4_tos = iph->tos;
-                       info->key.ipv4_ttl = iph->ttl;
+                       info->key.tos = iph->tos;
+                       info->key.ttl = iph->ttl;
 
                        info->mode = IP_TUNNEL_INFO_RX;
                        info->key.tun_flags = tpi->flags &
@@ -529,7 +529,7 @@ static void gre_fb_xmit(struct sk_buff *skb, struct net_device *dev)
        memset(&fl, 0, sizeof(fl));
        fl.daddr = key->u.ipv4.dst;
        fl.saddr = key->u.ipv4.src;
-       fl.flowi4_tos = RT_TOS(key->ipv4_tos);
+       fl.flowi4_tos = RT_TOS(key->tos);
        fl.flowi4_mark = skb->mark;
        fl.flowi4_proto = IPPROTO_GRE;
 
@@ -565,7 +565,7 @@ static void gre_fb_xmit(struct sk_buff *skb, struct net_device *dev)
        df = key->tun_flags & TUNNEL_DONT_FRAGMENT ?  htons(IP_DF) : 0;
        err = iptunnel_xmit(skb->sk, rt, skb, fl.saddr,
                            key->u.ipv4.dst, IPPROTO_GRE,
-                           key->ipv4_tos, key->ipv4_ttl, df, false);
+                           key->tos, key->ttl, df, false);
        iptunnel_xmit_stats(err, &dev->stats, dev->tstats);
        return;
 
index 93907d71cda633924a688f62e5ae133bca47df6e..f0514e39e57c2cf3e6ac155196538704ddabc815 100644 (file)
@@ -233,10 +233,10 @@ static int ip_tun_build_state(struct net_device *dev, struct nlattr *attr,
                tun_info->key.u.ipv4.src = nla_get_be32(tb[LWTUNNEL_IP_SRC]);
 
        if (tb[LWTUNNEL_IP_TTL])
-               tun_info->key.ipv4_ttl = nla_get_u8(tb[LWTUNNEL_IP_TTL]);
+               tun_info->key.ttl = nla_get_u8(tb[LWTUNNEL_IP_TTL]);
 
        if (tb[LWTUNNEL_IP_TOS])
-               tun_info->key.ipv4_tos = nla_get_u8(tb[LWTUNNEL_IP_TOS]);
+               tun_info->key.tos = nla_get_u8(tb[LWTUNNEL_IP_TOS]);
 
        if (tb[LWTUNNEL_IP_SPORT])
                tun_info->key.tp_src = nla_get_be16(tb[LWTUNNEL_IP_SPORT]);
@@ -264,8 +264,8 @@ static int ip_tun_fill_encap_info(struct sk_buff *skb,
        if (nla_put_u64(skb, LWTUNNEL_IP_ID, tun_info->key.tun_id) ||
            nla_put_be32(skb, LWTUNNEL_IP_DST, tun_info->key.u.ipv4.dst) ||
            nla_put_be32(skb, LWTUNNEL_IP_SRC, tun_info->key.u.ipv4.src) ||
-           nla_put_u8(skb, LWTUNNEL_IP_TOS, tun_info->key.ipv4_tos) ||
-           nla_put_u8(skb, LWTUNNEL_IP_TTL, tun_info->key.ipv4_ttl) ||
+           nla_put_u8(skb, LWTUNNEL_IP_TOS, tun_info->key.tos) ||
+           nla_put_u8(skb, LWTUNNEL_IP_TTL, tun_info->key.ttl) ||
            nla_put_u16(skb, LWTUNNEL_IP_SPORT, tun_info->key.tp_src) ||
            nla_put_u16(skb, LWTUNNEL_IP_DPORT, tun_info->key.tp_dst) ||
            nla_put_u16(skb, LWTUNNEL_IP_FLAGS, tun_info->key.tun_flags))
index a7f8663748173d8d8261af720aad1a84788d33b4..4e7a3f7facc2202742671a7ceddca5e253552e42 100644 (file)
@@ -542,11 +542,11 @@ static int ipv4_tun_from_nlattr(const struct nlattr *attr,
                                        nla_get_in_addr(a), is_mask);
                        break;
                case OVS_TUNNEL_KEY_ATTR_TOS:
-                       SW_FLOW_KEY_PUT(match, tun_key.ipv4_tos,
+                       SW_FLOW_KEY_PUT(match, tun_key.tos,
                                        nla_get_u8(a), is_mask);
                        break;
                case OVS_TUNNEL_KEY_ATTR_TTL:
-                       SW_FLOW_KEY_PUT(match, tun_key.ipv4_ttl,
+                       SW_FLOW_KEY_PUT(match, tun_key.ttl,
                                        nla_get_u8(a), is_mask);
                        ttl = true;
                        break;
@@ -655,10 +655,10 @@ static int __ipv4_tun_to_nlattr(struct sk_buff *skb,
            nla_put_in_addr(skb, OVS_TUNNEL_KEY_ATTR_IPV4_DST,
                            output->u.ipv4.dst))
                return -EMSGSIZE;
-       if (output->ipv4_tos &&
-           nla_put_u8(skb, OVS_TUNNEL_KEY_ATTR_TOS, output->ipv4_tos))
+       if (output->tos &&
+           nla_put_u8(skb, OVS_TUNNEL_KEY_ATTR_TOS, output->tos))
                return -EMSGSIZE;
-       if (nla_put_u8(skb, OVS_TUNNEL_KEY_ATTR_TTL, output->ipv4_ttl))
+       if (nla_put_u8(skb, OVS_TUNNEL_KEY_ATTR_TTL, output->ttl))
                return -EMSGSIZE;
        if ((output->tun_flags & TUNNEL_DONT_FRAGMENT) &&
            nla_put_flag(skb, OVS_TUNNEL_KEY_ATTR_DONT_FRAGMENT))
index 023813d05f88a51d37adb50508f1e92de5d8344b..d01bd6360970871db16889eea191b80735ff22a2 100644 (file)
@@ -203,8 +203,8 @@ static int geneve_tnl_send(struct vport *vport, struct sk_buff *skb)
        }
 
        err = geneve_xmit_skb(geneve_port->gs, rt, skb, fl.saddr,
-                             tun_key->u.ipv4.dst, tun_key->ipv4_tos,
-                             tun_key->ipv4_ttl, df, sport, dport,
+                             tun_key->u.ipv4.dst, tun_key->tos,
+                             tun_key->ttl, df, sport, dport,
                              tun_key->tun_flags, vni, opts_len, opts,
                              !!(tun_key->tun_flags & TUNNEL_CSUM), false);
        if (err < 0)
index a06adc72a58d608ddd89126c06fe8800fb6a115a..d73e5a16e7ca80b20f5e48820cbe0a723d39e1ad 100644 (file)
@@ -604,8 +604,8 @@ int ovs_tunnel_get_egress_info(struct ip_tunnel_info *egress_tun_info,
         */
        __ip_tunnel_info_init(egress_tun_info,
                              fl.saddr, tun_key->u.ipv4.dst,
-                             tun_key->ipv4_tos,
-                             tun_key->ipv4_ttl,
+                             tun_key->tos,
+                             tun_key->ttl,
                              tp_src, tp_dst,
                              tun_key->tun_id,
                              tun_key->tun_flags,
index 43d8f5a835cbaa05931fffe8a88fb9bd7775df1f..b88b3ee86f079beb2b63269cbfe8e97067f6d1e3 100644 (file)
@@ -256,7 +256,7 @@ static inline struct rtable *ovs_tunnel_route_lookup(struct net *net,
        memset(fl, 0, sizeof(*fl));
        fl->daddr = key->u.ipv4.dst;
        fl->saddr = key->u.ipv4.src;
-       fl->flowi4_tos = RT_TOS(key->ipv4_tos);
+       fl->flowi4_tos = RT_TOS(key->tos);
        fl->flowi4_mark = mark;
        fl->flowi4_proto = protocol;