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| author | Vlad Yasevich <vyasevic@redhat.com> | 2013-06-05 10:08:00 -0400 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2013-06-11 02:04:32 -0700 |
| commit | 9ba18891f75535eca3ef53138b48970eb60f5255 (patch) | |
| tree | cdd724cc45f489ae601d22f3ffdd64be02b5c049 /net/bridge/br_netlink.c | |
| parent | 30f3a40f9a2a2869a560a9cb9ef488d10c803e14 (diff) | |
| download | lwn-9ba18891f75535eca3ef53138b48970eb60f5255.tar.gz lwn-9ba18891f75535eca3ef53138b48970eb60f5255.zip | |
bridge: Add flag to control mac learning.
Allow user to control whether mac learning is enabled on the port.
By default, mac learning is enabled. Disabling mac learning will
cause new dynamic FDB entries to not be created for a particular port.
Signed-off-by: Vlad Yasevich <vyasevic@redhat.com>
Signed-off-by: Stephen Hemminger <stephen@networkplumber.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/bridge/br_netlink.c')
| -rw-r--r-- | net/bridge/br_netlink.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/net/bridge/br_netlink.c b/net/bridge/br_netlink.c index 8e3abf564798..ce902bf8a618 100644 --- a/net/bridge/br_netlink.c +++ b/net/bridge/br_netlink.c @@ -30,6 +30,7 @@ static inline size_t br_port_info_size(void) + nla_total_size(1) /* IFLA_BRPORT_GUARD */ + nla_total_size(1) /* IFLA_BRPORT_PROTECT */ + nla_total_size(1) /* IFLA_BRPORT_FAST_LEAVE */ + + nla_total_size(1) /* IFLA_BRPORT_LEARNING */ + 0; } @@ -56,7 +57,8 @@ static int br_port_fill_attrs(struct sk_buff *skb, nla_put_u8(skb, IFLA_BRPORT_MODE, mode) || nla_put_u8(skb, IFLA_BRPORT_GUARD, !!(p->flags & BR_BPDU_GUARD)) || nla_put_u8(skb, IFLA_BRPORT_PROTECT, !!(p->flags & BR_ROOT_BLOCK)) || - nla_put_u8(skb, IFLA_BRPORT_FAST_LEAVE, !!(p->flags & BR_MULTICAST_FAST_LEAVE))) + nla_put_u8(skb, IFLA_BRPORT_FAST_LEAVE, !!(p->flags & BR_MULTICAST_FAST_LEAVE)) || + nla_put_u8(skb, IFLA_BRPORT_LEARNING, !!(p->flags & BR_LEARNING))) return -EMSGSIZE; return 0; @@ -281,6 +283,7 @@ static const struct nla_policy ifla_brport_policy[IFLA_BRPORT_MAX + 1] = { [IFLA_BRPORT_MODE] = { .type = NLA_U8 }, [IFLA_BRPORT_GUARD] = { .type = NLA_U8 }, [IFLA_BRPORT_PROTECT] = { .type = NLA_U8 }, + [IFLA_BRPORT_LEARNING] = { .type = NLA_U8 }, }; /* Change the state of the port and notify spanning tree */ @@ -328,6 +331,7 @@ static int br_setport(struct net_bridge_port *p, struct nlattr *tb[]) br_set_port_flag(p, tb, IFLA_BRPORT_GUARD, BR_BPDU_GUARD); br_set_port_flag(p, tb, IFLA_BRPORT_FAST_LEAVE, BR_MULTICAST_FAST_LEAVE); br_set_port_flag(p, tb, IFLA_BRPORT_PROTECT, BR_ROOT_BLOCK); + br_set_port_flag(p, tb, IFLA_BRPORT_LEARNING, BR_LEARNING); if (tb[IFLA_BRPORT_COST]) { err = br_stp_set_path_cost(p, nla_get_u32(tb[IFLA_BRPORT_COST])); |