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bridge: Introduce BR_PROMISC flag

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Introduce a BR_PROMISC per-port flag that will help us track if the
current port is supposed to be in promiscuous mode or not.  For now,
always start in promiscuous mode.

Acked-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Vlad Yasevich <vyasevic@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Vlad Yasevich 2014-05-16 09:59:18 -04:00 committed by David S. Miller
parent 8db24af71b
commit f3a6ddf152
2 changed files with 3 additions and 1 deletions
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2
net/bridge/br_if.c
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@ -238,7 +238,7 @@ static struct net_bridge_port *new_nbp(struct net_bridge *br,
p->path_cost = port_cost(dev);
p->priority = 0x8000 >> BR_PORT_BITS;
p->port_no = index;
p->flags = BR_LEARNING | BR_FLOOD;
p->flags = BR_LEARNING | BR_FLOOD | BR_PROMISC;
br_init_port(p);
p->state = BR_STATE_DISABLED;
br_stp_port_timer_init(p);

2
net/bridge/br_private.h
View File

@ -175,6 +175,7 @@ struct net_bridge_port
#define BR_LEARNING 0x00000020
#define BR_FLOOD 0x00000040
#define BR_AUTO_MASK (BR_FLOOD | BR_LEARNING)
#define BR_PROMISC 0x00000080
#ifdef CONFIG_BRIDGE_IGMP_SNOOPING
struct bridge_mcast_query ip4_query;
@ -200,6 +201,7 @@ struct net_bridge_port
};
#define br_auto_port(p) ((p)->flags & BR_AUTO_MASK)
#define br_promisc_port(p) ((p)->flags & BR_PROMISC)
#define br_port_exists(dev) (dev->priv_flags & IFF_BRIDGE_PORT)