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net: bridge: add helper to offload ageing time

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The SWITCHDEV_ATTR_ID_BRIDGE_AGEING_TIME switchdev attr is actually set
when initializing a bridge port, and when configuring the bridge ageing
time from ioctl/netlink/sysfs.

Add a __set_ageing_time helper to offload the ageing time to physical
switches, and add the SWITCHDEV_F_DEFER flag since it can be called
under bridge lock.

Signed-off-by: Vivien Didelot <vivien.didelot@savoirfairelinux.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Vivien Didelot
2016-12-10 13:44:27 -05:00
committed by David S. Miller
parent bfd8d977af
commit 82dd4332aa
3 changed files with 24 additions and 17 deletions
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net/bridge/br_private.h
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@@ -999,6 +999,7 @@ void __br_set_forward_delay(struct net_bridge *br, unsigned long t);
int br_set_forward_delay(struct net_bridge *br, unsigned long x);
int br_set_hello_time(struct net_bridge *br, unsigned long x);
int br_set_max_age(struct net_bridge *br, unsigned long x);
int __set_ageing_time(struct net_device *dev, unsigned long t);
int br_set_ageing_time(struct net_bridge *br, clock_t ageing_time);