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authorIdo Schimmel <idosch@mellanox.com>2015-10-28 12:16:54 +0300
committerDavid S. Miller <davem@davemloft.net>2015-10-30 06:26:38 +0300
commit741af0053b43d8b9a688a12c57ece62338616ae8 (patch)
tree2fa4b203e94bbc4ea74be2a3f417679ce6eea5df /Documentation/networking
parent65bdc43d2220bc97af037c87aba2407b46f13c2a (diff)
downloadlinux-741af0053b43d8b9a688a12c57ece62338616ae8.tar.xz
switchdev: Add support for flood control
Allow devices supporting this feature to control the flooding of unknown unicast traffic, by making switchdev infrastructure propagate this setting to the switch driver. Signed-off-by: Ido Schimmel <idosch@mellanox.com> Signed-off-by: Jiri Pirko <jiri@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'Documentation/networking')
-rw-r--r--Documentation/networking/switchdev.txt3
1 files changed, 3 insertions, 0 deletions
diff --git a/Documentation/networking/switchdev.txt b/Documentation/networking/switchdev.txt
index 0714fe555016..ce510e1a3e87 100644
--- a/Documentation/networking/switchdev.txt
+++ b/Documentation/networking/switchdev.txt
@@ -298,6 +298,9 @@ packets up to the bridge driver for flooding. This is not ideal as the number
of ports scale in the L2 domain as the device is much more efficient at
flooding packets that software.
+If supported by the device, flood control can be offloaded to it, preventing
+certain netdevs from flooding unicast traffic for which there is no FDB entry.
+
IGMP Snooping
^^^^^^^^^^^^^