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From 8769aa87b7b1def755ce8f7c1865815b038580c9 Mon Sep 17 00:00:00 2001
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From: Phil Sutter <psutter@redhat.com>
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Date: Tue, 28 Feb 2017 16:12:00 +0100
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Subject: [PATCH] iplink: bridge: add support for IFLA_BR_MCAST_SNOOPING
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Bugzilla: https://bugzilla.redhat.com/show_bug.cgi?id=1417289
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Upstream Status: iproute2.git commit 7ddd2d946cebf
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commit 7ddd2d946cebf031c90d7b0d62b32bd880f7af8c
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Author: Nikolay Aleksandrov <nikolay@cumulusnetworks.com>
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Date: Tue Feb 9 00:14:26 2016 +0100
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iplink: bridge: add support for IFLA_BR_MCAST_SNOOPING
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This patch implements support for the IFLA_BR_MCAST_SNOOPING attribute
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in iproute2 so it can change the multicast snooping value.
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Signed-off-by: Nikolay Aleksandrov <nikolay@cumulusnetworks.com>
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---
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ip/iplink_bridge.c | 13 +++++++++++++
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1 file changed, 13 insertions(+)
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diff --git a/ip/iplink_bridge.c b/ip/iplink_bridge.c
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index 7c2165c..a216bd4 100644
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--- a/ip/iplink_bridge.c
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+++ b/ip/iplink_bridge.c
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@@ -33,6 +33,7 @@ static void print_explain(FILE *f)
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" [ vlan_filtering VLAN_FILTERING ]\n"
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" [ vlan_protocol VLAN_PROTOCOL ]\n"
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" [ vlan_default_pvid VLAN_DEFAULT_PVID ]\n"
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+ " [ mcast_snooping MULTICAST_SNOOPING ]\n"
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" [ mcast_router MULTICAST_ROUTER ]\n"
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"\n"
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"Where: VLAN_PROTOCOL := { 802.1Q | 802.1ad }\n"
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@@ -155,6 +156,14 @@ static int bridge_parse_opt(struct link_util *lu, int argc, char **argv,
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invarg("invalid mcast_router", *argv);
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addattr8(n, 1024, IFLA_BR_MCAST_ROUTER, mcast_router);
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+ } else if (matches(*argv, "mcast_snooping") == 0) {
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+ __u8 mcast_snoop;
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+
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+ NEXT_ARG();
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+ if (get_u8(&mcast_snoop, *argv, 0))
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+ invarg("invalid mcast_snooping", *argv);
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+
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+ addattr8(n, 1024, IFLA_BR_MCAST_SNOOPING, mcast_snoop);
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} else if (matches(*argv, "help") == 0) {
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explain();
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return -1;
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@@ -293,6 +302,10 @@ static void bridge_print_opt(struct link_util *lu, FILE *f, struct rtattr *tb[])
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1 /*ARPHDR_ETHER*/, mac, sizeof(mac)));
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}
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+ if (tb[IFLA_BR_MCAST_SNOOPING])
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+ fprintf(f, "mcast_snooping %u ",
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+ rta_getattr_u8(tb[IFLA_BR_MCAST_SNOOPING]));
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+
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if (tb[IFLA_BR_MCAST_ROUTER])
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fprintf(f, "mcast_router %u ",
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rta_getattr_u8(tb[IFLA_BR_MCAST_ROUTER]));
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--
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1.8.3.1
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