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net/mlx5: Bridge, support replacing existing FDB entry

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The SWITCHDEV_FDB_ADD_TO_DEVICE is used for both adding new and replacing
existing entry. Implement support for replacing existing FDB entries in
mlx5 offload code.

Signed-off-by: Vlad Buslov <vladbu@nvidia.com>
Reviewed-by: Paul Blakey <paulb@nvidia.com>
Reviewed-by: Roi Dayan <roid@nvidia.com>
Signed-off-by: Saeed Mahameed <saeedm@nvidia.com>
This commit is contained in:
Vlad Buslov 2021-10-19 18:45:28 +03:00 committed by Saeed Mahameed
parent 2deda2f1bf
commit 3518c83fc9
1 changed files with 4 additions and 0 deletions
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4
drivers/net/ethernet/mellanox/mlx5/core/esw/bridge.c
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@ -1160,6 +1160,10 @@ mlx5_esw_bridge_fdb_entry_init(struct net_device *dev, u16 vport_num, u16 esw_ow
return ERR_CAST(vlan);
}
entry = mlx5_esw_bridge_fdb_lookup(bridge, addr, vid);
if (entry)
mlx5_esw_bridge_fdb_entry_notify_and_cleanup(entry, bridge);
entry = kvzalloc(sizeof(*entry), GFP_KERNEL);
if (!entry)
return ERR_PTR(-ENOMEM);