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Diffstat (limited to 'include/linux/ipv6.h')
-rw-r--r--include/linux/ipv6.h16
1 files changed, 13 insertions, 3 deletions
diff --git a/include/linux/ipv6.h b/include/linux/ipv6.h
index 7bdf6ffe2b4..0e269038bb3 100644
--- a/include/linux/ipv6.h
+++ b/include/linux/ipv6.h
@@ -21,6 +21,10 @@ struct in6_pktinfo {
int ipi6_ifindex;
};
+struct ip6_mtuinfo {
+ struct sockaddr_in6 ip6m_addr;
+ __u32 ip6m_mtu;
+};
struct in6_ifreq {
struct in6_addr ifr6_addr;
@@ -254,6 +258,7 @@ struct inet6_skb_parm {
};
#define IP6CB(skb) ((struct inet6_skb_parm*)((skb)->cb))
+#define IP6CBMTU(skb) ((struct ip6_mtuinfo *)((skb)->cb))
static inline int inet6_iif(const struct sk_buff *skb)
{
@@ -335,21 +340,25 @@ struct ipv6_pinfo {
dstopts:1,
odstopts:1,
rxflow:1,
- rxtclass:1;
+ rxtclass:1,
+ rxpmtu:1;
} bits;
__u16 all;
} rxopt;
/* sockopt flags */
- __u8 recverr:1,
+ __u16 recverr:1,
sndflow:1,
pmtudisc:2,
ipv6only:1,
- srcprefs:3; /* 001: prefer temporary address
+ srcprefs:3, /* 001: prefer temporary address
* 010: prefer public address
* 100: prefer care-of address
*/
+ dontfrag:1;
+ __u8 min_hopcount;
__u8 tclass;
+ __u8 padding;
__u32 dst_cookie;
@@ -359,6 +368,7 @@ struct ipv6_pinfo {
struct ipv6_txoptions *opt;
struct sk_buff *pktoptions;
+ struct sk_buff *rxpmtu;
struct {
struct ipv6_txoptions *opt;
u8 hop_limit;