diff options
| author | YOSHIFUJI Hideaki / 吉藤英明 <yoshfuji@linux-ipv6.org> | 2013-01-13 09:02:45 +0400 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2013-01-14 05:17:14 +0400 |
| commit | dd3332bfcb2223458f553f341d3388cb84040e6a (patch) | |
| tree | d48ba8b295ee3d08c4b4b4f8d924038ccec2c5eb /include | |
| parent | 2b464f61f036f7fb9cbc34710c9b2390499e87d0 (diff) | |
| download | linux-dd3332bfcb2223458f553f341d3388cb84040e6a.tar.xz | |
ipv6: Store Router Alert option in IP6CB directly.
Router Alert option is very small and we can store the value
itself in the skb.
Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/ipv6.h | 3 | ||||
| -rw-r--r-- | include/uapi/linux/ipv6.h | 2 |
2 files changed, 4 insertions, 1 deletions
diff --git a/include/linux/ipv6.h b/include/linux/ipv6.h index 304a9f46b578..e971e3742172 100644 --- a/include/linux/ipv6.h +++ b/include/linux/ipv6.h @@ -84,7 +84,7 @@ static inline struct ipv6hdr *ipipv6_hdr(const struct sk_buff *skb) struct inet6_skb_parm { int iif; - __u16 ra; + __be16 ra; __u16 hop; __u16 dst0; __u16 srcrt; @@ -100,6 +100,7 @@ struct inet6_skb_parm { #define IP6SKB_XFRM_TRANSFORMED 1 #define IP6SKB_FORWARDED 2 #define IP6SKB_REROUTED 4 +#define IP6SKB_ROUTERALERT 8 }; #define IP6CB(skb) ((struct inet6_skb_parm*)((skb)->cb)) diff --git a/include/uapi/linux/ipv6.h b/include/uapi/linux/ipv6.h index 5a2991cf0251..4bda4cf5b0f5 100644 --- a/include/uapi/linux/ipv6.h +++ b/include/uapi/linux/ipv6.h @@ -63,6 +63,8 @@ struct ipv6_opt_hdr { #define ipv6_destopt_hdr ipv6_opt_hdr #define ipv6_hopopt_hdr ipv6_opt_hdr +/* Router Alert option values (RFC2711) */ +#define IPV6_OPT_ROUTERALERT_MLD 0x0000 /* MLD(RFC2710) */ /* * routing header type 0 (used in cmsghdr struct) |