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bridge: add new brport flag LEARNING_SYNC

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This policy flag controls syncing of learned FDB entries to bridge's FDB.  If
on, FDB entries learned on bridge port device will be synced.  If off, device
may still learn new FDB entries but they will not be synced with bridge's FDB.

Signed-off-by: Scott Feldman <sfeldma@gmail.com>
Signed-off-by: Jiri Pirko <jiri@resnulli.us>
Acked-by: Roopa Prabhu <roopa@cumulusnetworks.com>
Acked-by: Jamal Hadi Salim <jhs@mojatatu.com>
Acked-by: Andy Gospodarek <gospo@cumulusnetworks.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Scott Feldman 2014-11-28 14:34:23 +01:00 committed by David S. Miller
parent 065c212a9e
commit efacacdaf7
2 changed files with 2 additions and 0 deletions
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1
include/linux/if_bridge.h
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@ -43,6 +43,7 @@ struct br_ip_list {
#define BR_AUTO_MASK (BR_FLOOD | BR_LEARNING)
#define BR_PROMISC BIT(7)
#define BR_PROXYARP BIT(8)
#define BR_LEARNING_SYNC BIT(9)
extern void brioctl_set(int (*ioctl_hook)(struct net *, unsigned int, void __user *));

1
include/uapi/linux/if_link.h
View file

@ -245,6 +245,7 @@ enum {
IFLA_BRPORT_LEARNING, /* mac learning */
IFLA_BRPORT_UNICAST_FLOOD, /* flood unicast traffic */
IFLA_BRPORT_PROXYARP, /* proxy ARP */
IFLA_BRPORT_LEARNING_SYNC, /* mac learning sync from device */
__IFLA_BRPORT_MAX
};
#define IFLA_BRPORT_MAX (__IFLA_BRPORT_MAX - 1)