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net: dsa: mv88e6xxx: do not flood CPU with unknown multicast
authorVivien Didelot <vivien.didelot@gmail.com>
Wed, 12 Jun 2019 22:33:44 +0000 (18:33 -0400)
committerDavid S. Miller <davem@davemloft.net>
Sat, 15 Jun 2019 20:25:36 +0000 (13:25 -0700)
commitde5ff6e9d7a28f1ab4d13f81bdb68b2be98e8f38
tree5a01a23afd179b8e9e721b46f2717c542b2d56b7tree | snapshot
parent1a025a8f2e9ff468457ab1f5cad181e1799f7f27commit | diff
net: dsa: mv88e6xxx: do not flood CPU with unknown multicast

The DSA ports must flood unknown unicast and multicast, but the switch
must not flood the CPU ports with unknown multicast, as this results
in a lot of undesirable traffic that the network stack needs to filter
in software.

Signed-off-by: Vivien Didelot <vivien.didelot@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
drivers/net/dsa/mv88e6xxx/chip.c diff | blob | history
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