bridge: implement multicast fast leave

V3: make it a flag
V2: make the toggle per-port

Fast leave allows bridge to immediately stops the multicast
traffic on the port receives IGMP Leave when IGMP snooping is enabled,
no timeouts are observed.

Cc: Herbert Xu <herbert@gondor.apana.org.au>
Cc: Stephen Hemminger <shemminger@vyatta.com>
Cc: "David S. Miller" <davem@davemloft.net>
Signed-off-by: Cong Wang <amwang@redhat.com>
This commit is contained in:
David S. Miller
2012-12-05 16:24:45 -05:00
parent 0d650ec75a
commit c2d3babfaf
5 changed files with 7 additions and 21 deletions

View File

@@ -218,6 +218,7 @@ enum {
IFLA_BRPORT_MODE, /* mode (hairpin) */
IFLA_BRPORT_GUARD, /* bpdu guard */
IFLA_BRPORT_PROTECT, /* root port protection */
IFLA_BRPORT_FAST_LEAVE, /* multicast fast leave */
__IFLA_BRPORT_MAX
};
#define IFLA_BRPORT_MAX (__IFLA_BRPORT_MAX - 1)