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Date: Wed, 20 Dec 2023 18:45:54 -0800
From: "Nelson, Shannon" <shannon.nelson@....com>
To: Saeed Mahameed <saeed@...nel.org>, "David S. Miller"
<davem@...emloft.net>, Jakub Kicinski <kuba@...nel.org>,
Paolo Abeni <pabeni@...hat.com>, Eric Dumazet <edumazet@...gle.com>
Cc: Saeed Mahameed <saeedm@...dia.com>, netdev@...r.kernel.org,
Tariq Toukan <tariqt@...dia.com>, Armen Ratner <armeng@...dia.com>,
Daniel Jurgens <danielj@...dia.com>
Subject: Re: [net-next 15/15] net/mlx5: Implement management PF Ethernet
profile
On 12/20/2023 4:57 PM, Saeed Mahameed wrote:
>
> From: Armen Ratner <armeng@...dia.com>
>
> Add management PF modules, which introduce support for the structures
> needed to create the resources for the MGMT PF to work.
> Also, add the necessary calls and functions to establish this
> functionality.
Hmmm.... this reminds me of a previous discussion:
https://lore.kernel.org/netdev/20200305140322.2dc86db0@kicinski-fedora-PC1C0HJN/
sln
>
> Signed-off-by: Armen Ratner <armeng@...dia.com>
> Reviewed-by: Tariq Toukan <tariqt@...dia.com>
> Signed-off-by: Saeed Mahameed <saeedm@...dia.com>
> Reviewed-by: Daniel Jurgens <danielj@...dia.com>
> ---
> .../net/ethernet/mellanox/mlx5/core/Makefile | 2 +-
> drivers/net/ethernet/mellanox/mlx5/core/dev.c | 3 +
> .../net/ethernet/mellanox/mlx5/core/ecpf.c | 6 +
> drivers/net/ethernet/mellanox/mlx5/core/en.h | 4 +
> .../ethernet/mellanox/mlx5/core/en/mgmt_pf.c | 268 ++++++++++++++++++
> .../net/ethernet/mellanox/mlx5/core/en_main.c | 24 +-
> .../net/ethernet/mellanox/mlx5/core/eswitch.c | 2 +-
> include/linux/mlx5/driver.h | 8 +
> include/linux/mlx5/mlx5_ifc.h | 14 +-
> 9 files changed, 323 insertions(+), 8 deletions(-)
> create mode 100644 drivers/net/ethernet/mellanox/mlx5/core/en/mgmt_pf.c
>
> diff --git a/drivers/net/ethernet/mellanox/mlx5/core/Makefile b/drivers/net/ethernet/mellanox/mlx5/core/Makefile
> index 76dc5a9b9648..f36232dead1a 100644
> --- a/drivers/net/ethernet/mellanox/mlx5/core/Makefile
> +++ b/drivers/net/ethernet/mellanox/mlx5/core/Makefile
> @@ -29,7 +29,7 @@ mlx5_core-$(CONFIG_MLX5_CORE_EN) += en/rqt.o en/tir.o en/rss.o en/rx_res.o \
> en/reporter_tx.o en/reporter_rx.o en/params.o en/xsk/pool.o \
> en/xsk/setup.o en/xsk/rx.o en/xsk/tx.o en/devlink.o en/ptp.o \
> en/qos.o en/htb.o en/trap.o en/fs_tt_redirect.o en/selq.o \
> - lib/crypto.o lib/sd.o
> + en/mgmt_pf.o lib/crypto.o lib/sd.o
>
> #
> # Netdev extra
> diff --git a/drivers/net/ethernet/mellanox/mlx5/core/dev.c b/drivers/net/ethernet/mellanox/mlx5/core/dev.c
> index cf0477f53dc4..aa1b471e13fa 100644
> --- a/drivers/net/ethernet/mellanox/mlx5/core/dev.c
> +++ b/drivers/net/ethernet/mellanox/mlx5/core/dev.c
> @@ -190,6 +190,9 @@ bool mlx5_rdma_supported(struct mlx5_core_dev *dev)
> if (is_mp_supported(dev))
> return false;
>
> + if (mlx5_core_is_mgmt_pf(dev))
> + return false;
> +
> return true;
> }
>
> diff --git a/drivers/net/ethernet/mellanox/mlx5/core/ecpf.c b/drivers/net/ethernet/mellanox/mlx5/core/ecpf.c
> index d000236ddbac..aa397e3ebe6d 100644
> --- a/drivers/net/ethernet/mellanox/mlx5/core/ecpf.c
> +++ b/drivers/net/ethernet/mellanox/mlx5/core/ecpf.c
> @@ -75,6 +75,9 @@ int mlx5_ec_init(struct mlx5_core_dev *dev)
> if (!mlx5_core_is_ecpf(dev))
> return 0;
>
> + if (mlx5_core_is_mgmt_pf(dev))
> + return 0;
> +
> return mlx5_host_pf_init(dev);
> }
>
> @@ -85,6 +88,9 @@ void mlx5_ec_cleanup(struct mlx5_core_dev *dev)
> if (!mlx5_core_is_ecpf(dev))
> return;
>
> + if (mlx5_core_is_mgmt_pf(dev))
> + return;
> +
> mlx5_host_pf_cleanup(dev);
>
> err = mlx5_wait_for_pages(dev, &dev->priv.page_counters[MLX5_HOST_PF]);
> diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en.h b/drivers/net/ethernet/mellanox/mlx5/core/en.h
> index 84db05fb9389..922b63c25154 100644
> --- a/drivers/net/ethernet/mellanox/mlx5/core/en.h
> +++ b/drivers/net/ethernet/mellanox/mlx5/core/en.h
> @@ -63,6 +63,7 @@
> #include "lib/sd.h"
>
> extern const struct net_device_ops mlx5e_netdev_ops;
> +extern const struct net_device_ops mlx5e_mgmt_netdev_ops;
> struct page_pool;
>
> #define MLX5E_METADATA_ETHER_TYPE (0x8CE4)
> @@ -1125,6 +1126,7 @@ static inline bool mlx5_tx_swp_supported(struct mlx5_core_dev *mdev)
> }
>
> extern const struct ethtool_ops mlx5e_ethtool_ops;
> +extern const struct mlx5e_profile mlx5e_mgmt_pf_nic_profile;
>
> int mlx5e_create_mkey(struct mlx5_core_dev *mdev, u32 pdn, u32 *mkey);
> int mlx5e_create_mdev_resources(struct mlx5_core_dev *mdev, bool create_tises);
> @@ -1230,6 +1232,8 @@ netdev_features_t mlx5e_features_check(struct sk_buff *skb,
> struct net_device *netdev,
> netdev_features_t features);
> int mlx5e_set_features(struct net_device *netdev, netdev_features_t features);
> +void mlx5e_nic_set_rx_mode(struct mlx5e_priv *priv);
> +
> #ifdef CONFIG_MLX5_ESWITCH
> int mlx5e_set_vf_mac(struct net_device *dev, int vf, u8 *mac);
> int mlx5e_set_vf_rate(struct net_device *dev, int vf, int min_tx_rate, int max_tx_rate);
> diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/mgmt_pf.c b/drivers/net/ethernet/mellanox/mlx5/core/en/mgmt_pf.c
> new file mode 100644
> index 000000000000..77b5805895b9
> --- /dev/null
> +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/mgmt_pf.c
> @@ -0,0 +1,268 @@
> +// SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB
> +// Copyright (c) 2023, NVIDIA CORPORATION & AFFILIATES. All rights reserved.
> +
> +#include <linux/kernel.h>
> +#include "en/params.h"
> +#include "en/health.h"
> +#include "lib/eq.h"
> +#include "en/dcbnl.h"
> +#include "en_accel/ipsec.h"
> +#include "en_accel/en_accel.h"
> +#include "en/trap.h"
> +#include "en/monitor_stats.h"
> +#include "en/hv_vhca_stats.h"
> +#include "en_rep.h"
> +#include "en.h"
> +
> +static int mgmt_pf_async_event(struct notifier_block *nb, unsigned long event, void *data)
> +{
> + struct mlx5e_priv *priv = container_of(nb, struct mlx5e_priv, events_nb);
> + struct mlx5_eqe *eqe = data;
> +
> + if (event != MLX5_EVENT_TYPE_PORT_CHANGE)
> + return NOTIFY_DONE;
> +
> + switch (eqe->sub_type) {
> + case MLX5_PORT_CHANGE_SUBTYPE_DOWN:
> + case MLX5_PORT_CHANGE_SUBTYPE_ACTIVE:
> + queue_work(priv->wq, &priv->update_carrier_work);
> + break;
> + default:
> + return NOTIFY_DONE;
> + }
> +
> + return NOTIFY_OK;
> +}
> +
> +static void mlx5e_mgmt_pf_enable_async_events(struct mlx5e_priv *priv)
> +{
> + priv->events_nb.notifier_call = mgmt_pf_async_event;
> + mlx5_notifier_register(priv->mdev, &priv->events_nb);
> +}
> +
> +static void mlx5e_disable_mgmt_pf_async_events(struct mlx5e_priv *priv)
> +{
> + mlx5_notifier_unregister(priv->mdev, &priv->events_nb);
> +}
> +
> +static void mlx5e_modify_mgmt_pf_admin_state(struct mlx5_core_dev *mdev,
> + enum mlx5_port_status state)
> +{
> + struct mlx5_eswitch *esw = mdev->priv.eswitch;
> + int vport_admin_state;
> +
> + mlx5_set_port_admin_status(mdev, state);
> +
> + if (state == MLX5_PORT_UP)
> + vport_admin_state = MLX5_VPORT_ADMIN_STATE_AUTO;
> + else
> + vport_admin_state = MLX5_VPORT_ADMIN_STATE_DOWN;
> +
> + mlx5_eswitch_set_vport_state(esw, MLX5_VPORT_UPLINK, vport_admin_state);
> +}
> +
> +static void mlx5e_build_mgmt_pf_nic_params(struct mlx5e_priv *priv, u16 mtu)
> +{
> + struct mlx5e_params *params = &priv->channels.params;
> + struct mlx5_core_dev *mdev = priv->mdev;
> + u8 rx_cq_period_mode;
> +
> + params->sw_mtu = mtu;
> + params->hard_mtu = MLX5E_ETH_HARD_MTU;
> + params->num_channels = 1;
> +
> + /* SQ */
> + params->log_sq_size = is_kdump_kernel() ?
> + MLX5E_PARAMS_MINIMUM_LOG_SQ_SIZE :
> + MLX5E_PARAMS_DEFAULT_LOG_SQ_SIZE;
> + MLX5E_SET_PFLAG(params, MLX5E_PFLAG_SKB_TX_MPWQE, mlx5e_tx_mpwqe_supported(mdev));
> +
> + MLX5E_SET_PFLAG(params, MLX5E_PFLAG_RX_NO_CSUM_COMPLETE, false);
> +
> + /* RQ */
> + mlx5e_build_rq_params(mdev, params);
> +
> + /* CQ moderation params */
> + rx_cq_period_mode = MLX5_CAP_GEN(mdev, cq_period_start_from_cqe) ?
> + MLX5_CQ_PERIOD_MODE_START_FROM_CQE :
> + MLX5_CQ_PERIOD_MODE_START_FROM_EQE;
> + params->rx_dim_enabled = MLX5_CAP_GEN(mdev, cq_moderation);
> + params->tx_dim_enabled = MLX5_CAP_GEN(mdev, cq_moderation);
> + mlx5e_set_rx_cq_mode_params(params, rx_cq_period_mode);
> + mlx5e_set_tx_cq_mode_params(params, MLX5_CQ_PERIOD_MODE_START_FROM_EQE);
> +
> + /* TX inline */
> + mlx5_query_min_inline(mdev, ¶ms->tx_min_inline_mode);
> +}
> +
> +static int mlx5e_mgmt_pf_init(struct mlx5_core_dev *mdev,
> + struct net_device *netdev)
> +{
> + struct mlx5e_priv *priv = netdev_priv(netdev);
> + struct mlx5e_flow_steering *fs;
> + int err;
> +
> + mlx5e_build_mgmt_pf_nic_params(priv, netdev->mtu);
> +
> + mlx5e_timestamp_init(priv);
> +
> + fs = mlx5e_fs_init(priv->profile, mdev,
> + !test_bit(MLX5E_STATE_DESTROYING, &priv->state),
> + priv->dfs_root);
> + if (!fs) {
> + err = -ENOMEM;
> + mlx5_core_err(mdev, "FS initialization failed, %d\n", err);
> + return err;
> + }
> + priv->fs = fs;
> +
> + mlx5e_health_create_reporters(priv);
> +
> + return 0;
> +}
> +
> +static void mlx5e_mgmt_pf_cleanup(struct mlx5e_priv *priv)
> +{
> + mlx5e_health_destroy_reporters(priv);
> + mlx5e_fs_cleanup(priv->fs);
> + priv->fs = NULL;
> +}
> +
> +static int mlx5e_mgmt_pf_init_rx(struct mlx5e_priv *priv)
> +{
> + struct mlx5_core_dev *mdev = priv->mdev;
> + int err;
> +
> + priv->rx_res = mlx5e_rx_res_create(mdev, 0, priv->max_nch, priv->drop_rq.rqn,
> + &priv->channels.params.packet_merge,
> + priv->channels.params.num_channels);
> + if (!priv->rx_res)
> + return -ENOMEM;
> +
> + mlx5e_create_q_counters(priv);
> +
> + err = mlx5e_open_drop_rq(priv, &priv->drop_rq);
> + if (err) {
> + mlx5_core_err(mdev, "open drop rq failed, %d\n", err);
> + goto err_destroy_q_counters;
> + }
> +
> + err = mlx5e_create_flow_steering(priv->fs, priv->rx_res, priv->profile,
> + priv->netdev);
> + if (err) {
> + mlx5_core_warn(mdev, "create flow steering failed, %d\n", err);
> + goto err_destroy_rx_res;
> + }
> +
> + return 0;
> +
> +err_destroy_rx_res:
> + mlx5e_rx_res_destroy(priv->rx_res);
> + priv->rx_res = NULL;
> + mlx5e_close_drop_rq(&priv->drop_rq);
> +err_destroy_q_counters:
> + mlx5e_destroy_q_counters(priv);
> + return err;
> +}
> +
> +static void mlx5e_mgmt_pf_cleanup_rx(struct mlx5e_priv *priv)
> +{
> + mlx5e_destroy_flow_steering(priv->fs, !!(priv->netdev->hw_features & NETIF_F_NTUPLE),
> + priv->profile);
> + mlx5e_rx_res_destroy(priv->rx_res);
> + priv->rx_res = NULL;
> + mlx5e_close_drop_rq(&priv->drop_rq);
> + mlx5e_destroy_q_counters(priv);
> +}
> +
> +static int mlx5e_mgmt_pf_init_tx(struct mlx5e_priv *priv)
> +{
> + return 0;
> +}
> +
> +static void mlx5e_mgmt_pf_cleanup_tx(struct mlx5e_priv *priv)
> +{
> +}
> +
> +static void mlx5e_mgmt_pf_enable(struct mlx5e_priv *priv)
> +{
> + struct net_device *netdev = priv->netdev;
> + struct mlx5_core_dev *mdev = priv->mdev;
> +
> + mlx5e_fs_init_l2_addr(priv->fs, netdev);
> +
> + /* Marking the link as currently not needed by the Driver */
> + if (!netif_running(netdev))
> + mlx5e_modify_mgmt_pf_admin_state(mdev, MLX5_PORT_DOWN);
> +
> + mlx5e_set_netdev_mtu_boundaries(priv);
> + mlx5e_set_dev_port_mtu(priv);
> +
> + mlx5e_mgmt_pf_enable_async_events(priv);
> + if (mlx5e_monitor_counter_supported(priv))
> + mlx5e_monitor_counter_init(priv);
> +
> + mlx5e_hv_vhca_stats_create(priv);
> + if (netdev->reg_state != NETREG_REGISTERED)
> + return;
> + mlx5e_dcbnl_init_app(priv);
> +
> + mlx5e_nic_set_rx_mode(priv);
> +
> + rtnl_lock();
> + if (netif_running(netdev))
> + mlx5e_open(netdev);
> + udp_tunnel_nic_reset_ntf(priv->netdev);
> + netif_device_attach(netdev);
> + rtnl_unlock();
> +}
> +
> +static void mlx5e_mgmt_pf_disable(struct mlx5e_priv *priv)
> +{
> + if (priv->netdev->reg_state == NETREG_REGISTERED)
> + mlx5e_dcbnl_delete_app(priv);
> +
> + rtnl_lock();
> + if (netif_running(priv->netdev))
> + mlx5e_close(priv->netdev);
> + netif_device_detach(priv->netdev);
> + rtnl_unlock();
> +
> + mlx5e_nic_set_rx_mode(priv);
> +
> + mlx5e_hv_vhca_stats_destroy(priv);
> + if (mlx5e_monitor_counter_supported(priv))
> + mlx5e_monitor_counter_cleanup(priv);
> +
> + mlx5e_disable_mgmt_pf_async_events(priv);
> + mlx5e_ipsec_cleanup(priv);
> +}
> +
> +static int mlx5e_mgmt_pf_update_rx(struct mlx5e_priv *priv)
> +{
> + return mlx5e_refresh_tirs(priv, false, false);
> +}
> +
> +static int mlx5e_mgmt_pf_max_nch_limit(struct mlx5_core_dev *mdev)
> +{
> + return 1;
> +}
> +
> +const struct mlx5e_profile mlx5e_mgmt_pf_nic_profile = {
> + .init = mlx5e_mgmt_pf_init,
> + .cleanup = mlx5e_mgmt_pf_cleanup,
> + .init_rx = mlx5e_mgmt_pf_init_rx,
> + .cleanup_rx = mlx5e_mgmt_pf_cleanup_rx,
> + .init_tx = mlx5e_mgmt_pf_init_tx,
> + .cleanup_tx = mlx5e_mgmt_pf_cleanup_tx,
> + .enable = mlx5e_mgmt_pf_enable,
> + .disable = mlx5e_mgmt_pf_disable,
> + .update_rx = mlx5e_mgmt_pf_update_rx,
> + .update_stats = mlx5e_stats_update_ndo_stats,
> + .update_carrier = mlx5e_update_carrier,
> + .rx_handlers = &mlx5e_rx_handlers_nic,
> + .max_tc = 1,
> + .max_nch_limit = mlx5e_mgmt_pf_max_nch_limit,
> + .stats_grps = mlx5e_nic_stats_grps,
> + .stats_grps_num = mlx5e_nic_stats_grps_num
> +};
> diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
> index b8f08d64f66b..40626b6108fb 100644
> --- a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
> +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
> @@ -3799,7 +3799,7 @@ mlx5e_get_stats(struct net_device *dev, struct rtnl_link_stats64 *stats)
> stats->tx_errors = stats->tx_aborted_errors + stats->tx_carrier_errors;
> }
>
> -static void mlx5e_nic_set_rx_mode(struct mlx5e_priv *priv)
> +void mlx5e_nic_set_rx_mode(struct mlx5e_priv *priv)
> {
> if (mlx5e_is_uplink_rep(priv))
> return; /* no rx mode for uplink rep */
> @@ -5004,6 +5004,15 @@ const struct net_device_ops mlx5e_netdev_ops = {
> #endif
> };
>
> +const struct net_device_ops mlx5e_mgmt_netdev_ops = {
> + .ndo_open = mlx5e_open,
> + .ndo_stop = mlx5e_close,
> + .ndo_start_xmit = mlx5e_xmit,
> + .ndo_get_stats64 = mlx5e_get_stats,
> + .ndo_change_mtu = mlx5e_change_nic_mtu,
> + .ndo_set_rx_mode = mlx5e_set_rx_mode,
> +};
> +
> static u32 mlx5e_choose_lro_timeout(struct mlx5_core_dev *mdev, u32 wanted_timeout)
> {
> int i;
> @@ -5143,7 +5152,11 @@ static void mlx5e_build_nic_netdev(struct net_device *netdev)
>
> SET_NETDEV_DEV(netdev, mdev->device);
>
> - netdev->netdev_ops = &mlx5e_netdev_ops;
> + if (mlx5_core_is_mgmt_pf(mdev))
> + netdev->netdev_ops = &mlx5e_mgmt_netdev_ops;
> + else
> + netdev->netdev_ops = &mlx5e_netdev_ops;
> +
> netdev->xdp_metadata_ops = &mlx5e_xdp_metadata_ops;
> netdev->xsk_tx_metadata_ops = &mlx5e_xsk_tx_metadata_ops;
>
> @@ -6094,13 +6107,18 @@ static int mlx5e_suspend(struct auxiliary_device *adev, pm_message_t state)
> static int _mlx5e_probe(struct auxiliary_device *adev)
> {
> struct mlx5_adev *edev = container_of(adev, struct mlx5_adev, adev);
> - const struct mlx5e_profile *profile = &mlx5e_nic_profile;
> struct mlx5_core_dev *mdev = edev->mdev;
> + const struct mlx5e_profile *profile;
> struct mlx5e_dev *mlx5e_dev;
> struct net_device *netdev;
> struct mlx5e_priv *priv;
> int err;
>
> + if (mlx5_core_is_mgmt_pf(mdev))
> + profile = &mlx5e_mgmt_pf_nic_profile;
> + else
> + profile = &mlx5e_nic_profile;
> +
> mlx5e_dev = mlx5e_create_devlink(&adev->dev, mdev);
> if (IS_ERR(mlx5e_dev))
> return PTR_ERR(mlx5e_dev);
> diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c b/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c
> index 3047d7015c52..3bf419d06d53 100644
> --- a/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c
> +++ b/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c
> @@ -1665,7 +1665,7 @@ int mlx5_esw_sf_max_hpf_functions(struct mlx5_core_dev *dev, u16 *max_sfs, u16 *
> void *hca_caps;
> int err;
>
> - if (!mlx5_core_is_ecpf(dev)) {
> + if (!mlx5_core_is_ecpf(dev) || mlx5_core_is_mgmt_pf(dev)) {
> *max_sfs = 0;
> return 0;
> }
> diff --git a/include/linux/mlx5/driver.h b/include/linux/mlx5/driver.h
> index cd286b681970..2bba88c67f58 100644
> --- a/include/linux/mlx5/driver.h
> +++ b/include/linux/mlx5/driver.h
> @@ -1224,6 +1224,14 @@ static inline bool mlx5_core_is_ecpf(const struct mlx5_core_dev *dev)
> return dev->caps.embedded_cpu;
> }
>
> +static inline bool mlx5_core_is_mgmt_pf(const struct mlx5_core_dev *dev)
> +{
> + if (!MLX5_CAP_GEN_2(dev, local_mng_port_valid))
> + return false;
> +
> + return MLX5_CAP_GEN_2(dev, local_mng_port);
> +}
> +
> static inline bool
> mlx5_core_is_ecpf_esw_manager(const struct mlx5_core_dev *dev)
> {
> diff --git a/include/linux/mlx5/mlx5_ifc.h b/include/linux/mlx5/mlx5_ifc.h
> index bf2d51952e48..586569209254 100644
> --- a/include/linux/mlx5/mlx5_ifc.h
> +++ b/include/linux/mlx5/mlx5_ifc.h
> @@ -1954,8 +1954,10 @@ enum {
> struct mlx5_ifc_cmd_hca_cap_2_bits {
> u8 reserved_at_0[0x80];
>
> - u8 migratable[0x1];
> - u8 reserved_at_81[0x1f];
> + u8 migratable[0x1];
> + u8 reserved_at_81[0x19];
> + u8 local_mng_port[0x1];
> + u8 reserved_at_9b[0x5];
>
> u8 max_reformat_insert_size[0x8];
> u8 max_reformat_insert_offset[0x8];
> @@ -1973,7 +1975,13 @@ struct mlx5_ifc_cmd_hca_cap_2_bits {
>
> u8 allowed_object_for_other_vhca_access[0x40];
>
> - u8 reserved_at_140[0x60];
> + u8 reserved_at_140[0x20];
> +
> + u8 reserved_at_160[0xa];
> + u8 local_mng_port_valid[0x1];
> + u8 reserved_at_16b[0x15];
> +
> + u8 reserved_at_180[0x20];
>
> u8 flow_table_type_2_type[0x8];
> u8 reserved_at_1a8[0x3];
> --
> 2.43.0
>
>
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