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mlxsw: spectrum: Dump LAG FDB records only once 

LAG FDB records can only point to LAG devices or VLAN devices configured
on top of them. Therefore, when dumping the FDB we shouldn't associate
these records with the underlying physical ports.

Fixes: 8a1ab5d766 ("mlxsw: spectrum: Implement FDB add/remove/dump for LAG")
Signed-off-by: Ido Schimmel <idosch@mellanox.com>
Signed-off-by: Jiri Pirko <jiri@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Ido Schimmel 2016-01-27 15:20:24 +01:00 committed by David S. Miller
parent e43aca22ed
commit 304f51584f
1 changed files with 10 additions and 2 deletions
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12
drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c
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@ -1048,7 +1048,8 @@ static struct mlxsw_sp_port *mlxsw_sp_lag_rep_port(struct mlxsw_sp *mlxsw_sp,
static int mlxsw_sp_port_fdb_dump(struct mlxsw_sp_port *mlxsw_sp_port, static int mlxsw_sp_port_fdb_dump(struct mlxsw_sp_port *mlxsw_sp_port,
struct switchdev_obj_port_fdb *fdb, struct switchdev_obj_port_fdb *fdb,
switchdev_obj_dump_cb_t *cb) switchdev_obj_dump_cb_t *cb,
struct net_device *orig_dev)
{ {
struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp; struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
u16 vport_fid = 0; u16 vport_fid = 0;
@ -1114,6 +1115,12 @@ static int mlxsw_sp_port_fdb_dump(struct mlxsw_sp_port *mlxsw_sp_port,
mac, &fid, &lag_id); mac, &fid, &lag_id);
if (mlxsw_sp_port == if (mlxsw_sp_port ==
mlxsw_sp_lag_rep_port(mlxsw_sp, lag_id)) { mlxsw_sp_lag_rep_port(mlxsw_sp, lag_id)) {
/* LAG records can only point to LAG
* devices or VLAN devices on top.
*/
if (!netif_is_lag_master(orig_dev) &&
!is_vlan_dev(orig_dev))
continue;
if (vport_fid && vport_fid == fid) if (vport_fid && vport_fid == fid)
fdb->vid = 0; fdb->vid = 0;
else if (!vport_fid && else if (!vport_fid &&
@ -1185,7 +1192,8 @@ static int mlxsw_sp_port_obj_dump(struct net_device *dev,
break; break;
case SWITCHDEV_OBJ_ID_PORT_FDB: case SWITCHDEV_OBJ_ID_PORT_FDB:
err = mlxsw_sp_port_fdb_dump(mlxsw_sp_port, err = mlxsw_sp_port_fdb_dump(mlxsw_sp_port,
SWITCHDEV_OBJ_PORT_FDB(obj), cb); SWITCHDEV_OBJ_PORT_FDB(obj), cb,
obj->orig_dev);
break; break;
default: default:
err = -EOPNOTSUPP; err = -EOPNOTSUPP;