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-rw-r--r--include/net/ipip.h25
1 files changed, 18 insertions, 7 deletions
diff --git a/include/net/ipip.h b/include/net/ipip.h
index 87acf8f3a15..11e8513d2d0 100644
--- a/include/net/ipip.h
+++ b/include/net/ipip.h
@@ -7,8 +7,15 @@
/* Keep error state on tunnel for 30 sec */
#define IPTUNNEL_ERR_TIMEO (30*HZ)
-struct ip_tunnel
-{
+/* 6rd prefix/relay information */
+struct ip_tunnel_6rd_parm {
+ struct in6_addr prefix;
+ __be32 relay_prefix;
+ u16 prefixlen;
+ u16 relay_prefixlen;
+};
+
+struct ip_tunnel {
struct ip_tunnel *next;
struct net_device *dev;
@@ -23,15 +30,19 @@ struct ip_tunnel
struct ip_tunnel_parm parms;
+ /* for SIT */
+#ifdef CONFIG_IPV6_SIT_6RD
+ struct ip_tunnel_6rd_parm ip6rd;
+#endif
struct ip_tunnel_prl_entry *prl; /* potential router list */
unsigned int prl_count; /* # of entries in PRL */
};
-struct ip_tunnel_prl_entry
-{
+struct ip_tunnel_prl_entry {
struct ip_tunnel_prl_entry *next;
__be32 addr;
u16 flags;
+ struct rcu_head rcu_head;
};
#define IPTUNNEL_XMIT() do { \
@@ -42,9 +53,9 @@ struct ip_tunnel_prl_entry
ip_select_ident(iph, &rt->u.dst, NULL); \
\
err = ip_local_out(skb); \
- if (net_xmit_eval(err) == 0) { \
- stats->tx_bytes += pkt_len; \
- stats->tx_packets++; \
+ if (likely(net_xmit_eval(err) == 0)) { \
+ txq->tx_bytes += pkt_len; \
+ txq->tx_packets++; \
} else { \
stats->tx_errors++; \
stats->tx_aborted_errors++; \