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iplink: bridge: add support for IFLA_BR_MCAST_SNOOPING 

This patch implements support for the IFLA_BR_MCAST_SNOOPING attribute
in iproute2 so it can change the multicast snooping value.

Signed-off-by: Nikolay Aleksandrov <nikolay@cumulusnetworks.com>
This commit is contained in:
Nikolay Aleksandrov 2016-02-09 00:14:26 +01:00 committed by Stephen Hemminger
parent 963d137cf9
commit 7ddd2d946c
1 changed files with 13 additions and 0 deletions
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13
ip/iplink_bridge.c
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@ -33,6 +33,7 @@ static void print_explain(FILE *f)
" [ vlan_filtering VLAN_FILTERING ]\n"
" [ vlan_protocol VLAN_PROTOCOL ]\n"
" [ vlan_default_pvid VLAN_DEFAULT_PVID ]\n"
" [ mcast_snooping MULTICAST_SNOOPING ]\n"
" [ mcast_router MULTICAST_ROUTER ]\n"
"\n"
"Where: VLAN_PROTOCOL := { 802.1Q | 802.1ad }\n"
@ -149,6 +150,14 @@ static int bridge_parse_opt(struct link_util *lu, int argc, char **argv,
invarg("invalid mcast_router", *argv);
addattr8(n, 1024, IFLA_BR_MCAST_ROUTER, mcast_router);
} else if (matches(*argv, "mcast_snooping") == 0) {
__u8 mcast_snoop;
NEXT_ARG();
if (get_u8(&mcast_snoop, *argv, 0))
invarg("invalid mcast_snooping", *argv);
addattr8(n, 1024, IFLA_BR_MCAST_SNOOPING, mcast_snoop);
} else if (matches(*argv, "help") == 0) {
explain();
return -1;
@ -287,6 +296,10 @@ static void bridge_print_opt(struct link_util *lu, FILE *f, struct rtattr *tb[])
1 /*ARPHDR_ETHER*/, mac, sizeof(mac)));
}
if (tb[IFLA_BR_MCAST_SNOOPING])
fprintf(f, "mcast_snooping %u ",
rta_getattr_u8(tb[IFLA_BR_MCAST_SNOOPING]));
if (tb[IFLA_BR_MCAST_ROUTER])
fprintf(f, "mcast_router %u ",
rta_getattr_u8(tb[IFLA_BR_MCAST_ROUTER]));