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-rw-r--r--include/linux/in6.h5
1 files changed, 4 insertions, 1 deletions
diff --git a/include/linux/in6.h b/include/linux/in6.h
index bd55c6e46b2..c4bf46f764b 100644
--- a/include/linux/in6.h
+++ b/include/linux/in6.h
@@ -221,10 +221,10 @@ struct in6_flowlabel_req {
#define IPV6_RTHDR 57
#define IPV6_RECVDSTOPTS 58
#define IPV6_DSTOPTS 59
-#if 0 /* not yet */
#define IPV6_RECVPATHMTU 60
#define IPV6_PATHMTU 61
#define IPV6_DONTFRAG 62
+#if 0 /* not yet */
#define IPV6_USE_MIN_MTU 63
#endif
@@ -265,6 +265,9 @@ struct in6_flowlabel_req {
#define IPV6_PREFER_SRC_CGA 0x0008
#define IPV6_PREFER_SRC_NONCGA 0x0800
+/* RFC5082: Generalized Ttl Security Mechanism */
+#define IPV6_MINHOPCOUNT 73
+
/*
* Multicast Routing:
* see include/linux/mroute6.h.