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| author | Nikolay Aleksandrov <nikolay@cumulusnetworks.com> | 2017-02-04 18:05:07 +0100 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2017-02-06 22:53:13 -0500 |
| commit | f7cdee8a79a1cb03fa9ca71b825e72f880b344e1 (patch) | |
| tree | bda0a6e29e0d7748d2f7e59a8da9c5194f486b36 /net/bridge/br_device.c | |
| parent | 1f90c7f3470580e24da25f6a6c1fb480ed9371ac (diff) | |
| download | linux-f7cdee8a79a1cb03fa9ca71b825e72f880b344e1.tar.gz linux-f7cdee8a79a1cb03fa9ca71b825e72f880b344e1.tar.bz2 linux-f7cdee8a79a1cb03fa9ca71b825e72f880b344e1.zip | |
bridge: move to workqueue gc
Move the fdb garbage collector to a workqueue which fires at least 10
milliseconds apart and cleans chain by chain allowing for other tasks
to run in the meantime. When having thousands of fdbs the system is much
more responsive. Most importantly remove the need to check if the
matched entry has expired in __br_fdb_get that causes false-sharing and
is completely unnecessary if we cleanup entries, at worst we'll get 10ms
of traffic for that entry before it gets deleted.
Signed-off-by: Nikolay Aleksandrov <nikolay@cumulusnetworks.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/bridge/br_device.c')
| -rw-r--r-- | net/bridge/br_device.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/net/bridge/br_device.c b/net/bridge/br_device.c index 5ba0b558f8ae..d208ee9ab60a 100644 --- a/net/bridge/br_device.c +++ b/net/bridge/br_device.c @@ -411,4 +411,5 @@ void br_dev_setup(struct net_device *dev) br_netfilter_rtable_init(br); br_stp_timer_init(br); br_multicast_init(br); + INIT_DELAYED_WORK(&br->gc_work, br_fdb_cleanup); } |