diff options
author | Maor Gottlieb <maorg@mellanox.com> | 2016-06-06 18:09:35 +0300 |
---|---|---|
committer | Leon Romanovsky <leon@kernel.org> | 2016-08-18 18:49:59 +0300 |
commit | 87d22483ce68e609818d61e3a65361f5634c6cd6 (patch) | |
tree | b842f7bc6c6f10b54bb6f20a920f5bb5203a9a0b /drivers/net/ethernet/mellanox/mlx5/core/fs_core.c | |
parent | cea824d416522ce63d83b45fc0dc53c0f5b68cee (diff) |
net/mlx5: Add sniffer namespaces
Add sniffer TX and RX namespaces to receive ingoing and outgoing
traffic.
Each outgoing/incoming packet is duplicated and steered to the sniffer
TX/RX namespace in addition to the regular flow.
Signed-off-by: Maor Gottlieb <maorg@mellanox.com>
Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
Signed-off-by: Leon Romanovsky <leon@kernel.org>
Diffstat (limited to 'drivers/net/ethernet/mellanox/mlx5/core/fs_core.c')
-rw-r--r-- | drivers/net/ethernet/mellanox/mlx5/core/fs_core.c | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c b/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c index ac414b7f366e..f5571a5a57c5 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c @@ -1427,6 +1427,16 @@ struct mlx5_flow_namespace *mlx5_get_flow_namespace(struct mlx5_core_dev *dev, return &steering->esw_ingress_root_ns->ns; else return NULL; + case MLX5_FLOW_NAMESPACE_SNIFFER_RX: + if (steering->sniffer_rx_root_ns) + return &steering->sniffer_rx_root_ns->ns; + else + return NULL; + case MLX5_FLOW_NAMESPACE_SNIFFER_TX: + if (steering->sniffer_tx_root_ns) + return &steering->sniffer_tx_root_ns->ns; + else + return NULL; default: return NULL; } @@ -1726,10 +1736,46 @@ void mlx5_cleanup_fs(struct mlx5_core_dev *dev) cleanup_root_ns(steering->esw_egress_root_ns); cleanup_root_ns(steering->esw_ingress_root_ns); cleanup_root_ns(steering->fdb_root_ns); + cleanup_root_ns(steering->sniffer_rx_root_ns); + cleanup_root_ns(steering->sniffer_tx_root_ns); mlx5_cleanup_fc_stats(dev); kfree(steering); } +static int init_sniffer_tx_root_ns(struct mlx5_flow_steering *steering) +{ + struct fs_prio *prio; + + steering->sniffer_tx_root_ns = create_root_ns(steering, FS_FT_SNIFFER_TX); + if (!steering->sniffer_tx_root_ns) + return -ENOMEM; + + /* Create single prio */ + prio = fs_create_prio(&steering->sniffer_tx_root_ns->ns, 0, 1); + if (IS_ERR(prio)) { + cleanup_root_ns(steering->sniffer_tx_root_ns); + return PTR_ERR(prio); + } + return 0; +} + +static int init_sniffer_rx_root_ns(struct mlx5_flow_steering *steering) +{ + struct fs_prio *prio; + + steering->sniffer_rx_root_ns = create_root_ns(steering, FS_FT_SNIFFER_RX); + if (!steering->sniffer_rx_root_ns) + return -ENOMEM; + + /* Create single prio */ + prio = fs_create_prio(&steering->sniffer_rx_root_ns->ns, 0, 1); + if (IS_ERR(prio)) { + cleanup_root_ns(steering->sniffer_rx_root_ns); + return PTR_ERR(prio); + } + return 0; +} + static int init_fdb_root_ns(struct mlx5_flow_steering *steering) { struct fs_prio *prio; @@ -1826,6 +1872,18 @@ int mlx5_init_fs(struct mlx5_core_dev *dev) } } + if (MLX5_CAP_FLOWTABLE_SNIFFER_RX(dev, ft_support)) { + err = init_sniffer_rx_root_ns(steering); + if (err) + goto err; + } + + if (MLX5_CAP_FLOWTABLE_SNIFFER_TX(dev, ft_support)) { + err = init_sniffer_tx_root_ns(steering); + if (err) + goto err; + } + return 0; err: mlx5_cleanup_fs(dev); |