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authorNikolay Aleksandrov <nikolay@cumulusnetworks.com>2017-02-04 18:05:07 +0100
committerDavid S. Miller <davem@davemloft.net>2017-02-06 22:53:13 -0500
commitf7cdee8a79a1cb03fa9ca71b825e72f880b344e1 (patch)
treebda0a6e29e0d7748d2f7e59a8da9c5194f486b36 /net/bridge/br_if.c
parent1f90c7f3470580e24da25f6a6c1fb480ed9371ac (diff)
downloadlinux-f7cdee8a79a1cb03fa9ca71b825e72f880b344e1.tar.bz2
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_if.c')
-rw-r--r--net/bridge/br_if.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/net/bridge/br_if.c b/net/bridge/br_if.c
index ed0dd3340084..8ac1770aa222 100644
--- a/net/bridge/br_if.c
+++ b/net/bridge/br_if.c
@@ -313,7 +313,7 @@ void br_dev_delete(struct net_device *dev, struct list_head *head)
br_vlan_flush(br);
br_multicast_dev_del(br);
- del_timer_sync(&br->gc_timer);
+ cancel_delayed_work_sync(&br->gc_work);
br_sysfs_delbr(br->dev);
unregister_netdevice_queue(br->dev, head);