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authorFrancesco Ruggeri <fruggeri@arista.com>2019-03-01 15:31:03 -0800
committerDavid S. Miller <davem@davemloft.net>2019-03-03 21:05:10 -0800
commit9036b2fe092a107856edd1a3bad48b83f2b45000 (patch)
treeb9e330a8e765941112abcccfe48d968eca75bd4d /include
parent46d841105d791b0ab51a1a7ebf48cb4d5416c957 (diff)
downloadlinux-9036b2fe092a107856edd1a3bad48b83f2b45000.tar.bz2
net: ipv6: add socket option IPV6_ROUTER_ALERT_ISOLATE
By default IPv6 socket with IPV6_ROUTER_ALERT socket option set will receive all IPv6 RA packets from all namespaces. IPV6_ROUTER_ALERT_ISOLATE socket option restricts packets received by the socket to be only from the socket's namespace. Signed-off-by: Maxim Martynov <maxim@arista.com> Signed-off-by: Francesco Ruggeri <fruggeri@arista.com> Reviewed-by: David Ahern <dsahern@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include')
-rw-r--r--include/linux/ipv6.h3
-rw-r--r--include/uapi/linux/in6.h1
2 files changed, 3 insertions, 1 deletions
diff --git a/include/linux/ipv6.h b/include/linux/ipv6.h
index 6d45ce784bea..ea7c7906591e 100644
--- a/include/linux/ipv6.h
+++ b/include/linux/ipv6.h
@@ -281,7 +281,8 @@ struct ipv6_pinfo {
dontfrag:1,
autoflowlabel:1,
autoflowlabel_set:1,
- mc_all:1;
+ mc_all:1,
+ rtalert_isolate:1;
__u8 min_hopcount;
__u8 tclass;
__be32 rcv_flowinfo;
diff --git a/include/uapi/linux/in6.h b/include/uapi/linux/in6.h
index 71d82fe15b03..9f2273a08356 100644
--- a/include/uapi/linux/in6.h
+++ b/include/uapi/linux/in6.h
@@ -178,6 +178,7 @@ struct in6_flowlabel_req {
#define IPV6_JOIN_ANYCAST 27
#define IPV6_LEAVE_ANYCAST 28
#define IPV6_MULTICAST_ALL 29
+#define IPV6_ROUTER_ALERT_ISOLATE 30
/* IPV6_MTU_DISCOVER values */
#define IPV6_PMTUDISC_DONT 0