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mlx5: Use dev_net netdevice notifier registrations

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Register the dev_net notifier and allow the per-net notifier to follow
the device into different namespace.

Signed-off-by: Jiri Pirko <jiri@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Jiri Pirko 2020-01-25 12:17:09 +01:00 committed by David S. Miller
parent 93642e14bd
commit d48834f9d4
8 changed files with 28 additions and 10 deletions
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1
drivers/net/ethernet/mellanox/mlx5/core/en/fs.h
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@ -21,6 +21,7 @@ struct mlx5e_tc_table {
DECLARE_HASHTABLE(hairpin_tbl, 8);
struct notifier_block netdevice_nb;
struct netdev_net_notifier netdevice_nn;
};
struct mlx5e_flow_table {

3
drivers/net/ethernet/mellanox/mlx5/core/en_main.c
View File

@ -5144,6 +5144,7 @@ static void mlx5e_nic_enable(struct mlx5e_priv *priv)
static void mlx5e_nic_disable(struct mlx5e_priv *priv)
{
struct net_device *netdev = priv->netdev;
struct mlx5_core_dev *mdev = priv->mdev;
#ifdef CONFIG_MLX5_CORE_EN_DCB
@ -5164,7 +5165,7 @@ static void mlx5e_nic_disable(struct mlx5e_priv *priv)
mlx5e_monitor_counter_cleanup(priv);
mlx5e_disable_async_events(priv);
mlx5_lag_remove(mdev);
mlx5_lag_remove(mdev, netdev);
}
int mlx5e_update_nic_rx(struct mlx5e_priv *priv)

13
drivers/net/ethernet/mellanox/mlx5/core/en_rep.c
View File

@ -1731,7 +1731,9 @@ static int mlx5e_init_uplink_rep_tx(struct mlx5e_rep_priv *rpriv)
/* init indirect block notifications */
INIT_LIST_HEAD(&uplink_priv->tc_indr_block_priv_list);
uplink_priv->netdevice_nb.notifier_call = mlx5e_nic_rep_netdevice_event;
err = register_netdevice_notifier(&uplink_priv->netdevice_nb);
err = register_netdevice_notifier_dev_net(rpriv->netdev,
&uplink_priv->netdevice_nb,
&uplink_priv->netdevice_nn);
if (err) {
mlx5_core_err(priv->mdev, "Failed to register netdev notifier\n");
goto tc_esw_cleanup;
@ -1770,8 +1772,12 @@ static int mlx5e_init_rep_tx(struct mlx5e_priv *priv)
static void mlx5e_cleanup_uplink_rep_tx(struct mlx5e_rep_priv *rpriv)
{
struct mlx5_rep_uplink_priv *uplink_priv = &rpriv->uplink_priv;
/* clean indirect TC block notifications */
unregister_netdevice_notifier(&rpriv->uplink_priv.netdevice_nb);
unregister_netdevice_notifier_dev_net(rpriv->netdev,
&uplink_priv->netdevice_nb,
&uplink_priv->netdevice_nn);
mlx5e_rep_indr_clean_block_privs(rpriv);
/* delete shared tc flow table */
@ -1855,6 +1861,7 @@ static void mlx5e_uplink_rep_enable(struct mlx5e_priv *priv)
static void mlx5e_uplink_rep_disable(struct mlx5e_priv *priv)
{
struct net_device *netdev = priv->netdev;
struct mlx5_core_dev *mdev = priv->mdev;
struct mlx5e_rep_priv *rpriv = priv->ppriv;
@ -1863,7 +1870,7 @@ static void mlx5e_uplink_rep_disable(struct mlx5e_priv *priv)
#endif
mlx5_notifier_unregister(mdev, &priv->events_nb);
cancel_work_sync(&rpriv->uplink_priv.reoffload_flows_work);
mlx5_lag_remove(mdev);
mlx5_lag_remove(mdev, netdev);
}
static MLX5E_DEFINE_STATS_GRP(sw_rep, 0);

1
drivers/net/ethernet/mellanox/mlx5/core/en_rep.h
View File

@ -73,6 +73,7 @@ struct mlx5_rep_uplink_priv {
*/
struct list_head tc_indr_block_priv_list;
struct notifier_block netdevice_nb;
struct netdev_net_notifier netdevice_nn;
struct mlx5_tun_entropy tun_entropy;

9
drivers/net/ethernet/mellanox/mlx5/core/en_tc.c
View File

@ -4251,7 +4251,10 @@ int mlx5e_tc_nic_init(struct mlx5e_priv *priv)
return err;
tc->netdevice_nb.notifier_call = mlx5e_tc_netdev_event;
if (register_netdevice_notifier(&tc->netdevice_nb)) {
err = register_netdevice_notifier_dev_net(priv->netdev,
&tc->netdevice_nb,
&tc->netdevice_nn);
if (err) {
tc->netdevice_nb.notifier_call = NULL;
mlx5_core_warn(priv->mdev, "Failed to register netdev notifier\n");
}
@ -4273,7 +4276,9 @@ void mlx5e_tc_nic_cleanup(struct mlx5e_priv *priv)
struct mlx5e_tc_table *tc = &priv->fs.tc;
if (tc->netdevice_nb.notifier_call)
unregister_netdevice_notifier(&tc->netdevice_nb);
unregister_netdevice_notifier_dev_net(priv->netdev,
&tc->netdevice_nb,
&tc->netdevice_nn);
mutex_destroy(&tc->mod_hdr.lock);
mutex_destroy(&tc->hairpin_tbl_lock);

8
drivers/net/ethernet/mellanox/mlx5/core/lag.c
View File

@ -586,7 +586,8 @@ void mlx5_lag_add(struct mlx5_core_dev *dev, struct net_device *netdev)
if (!ldev->nb.notifier_call) {
ldev->nb.notifier_call = mlx5_lag_netdev_event;
if (register_netdevice_notifier(&ldev->nb)) {
if (register_netdevice_notifier_dev_net(netdev, &ldev->nb,
&ldev->nn)) {
ldev->nb.notifier_call = NULL;
mlx5_core_err(dev, "Failed to register LAG netdev notifier\n");
}
@ -599,7 +600,7 @@ void mlx5_lag_add(struct mlx5_core_dev *dev, struct net_device *netdev)
}
/* Must be called with intf_mutex held */
void mlx5_lag_remove(struct mlx5_core_dev *dev)
void mlx5_lag_remove(struct mlx5_core_dev *dev, struct net_device *netdev)
{
struct mlx5_lag *ldev;
int i;
@ -619,7 +620,8 @@ void mlx5_lag_remove(struct mlx5_core_dev *dev)
if (i == MLX5_MAX_PORTS) {
if (ldev->nb.notifier_call)
unregister_netdevice_notifier(&ldev->nb);
unregister_netdevice_notifier_dev_net(netdev, &ldev->nb,
&ldev->nn);
mlx5_lag_mp_cleanup(ldev);
cancel_delayed_work_sync(&ldev->bond_work);
mlx5_lag_dev_free(ldev);

1
drivers/net/ethernet/mellanox/mlx5/core/lag.h
View File

@ -44,6 +44,7 @@ struct mlx5_lag {
struct workqueue_struct *wq;
struct delayed_work bond_work;
struct notifier_block nb;
struct netdev_net_notifier nn;
struct lag_mp lag_mp;
};

2
drivers/net/ethernet/mellanox/mlx5/core/mlx5_core.h
View File

@ -157,7 +157,7 @@ int mlx5_query_qcam_reg(struct mlx5_core_dev *mdev, u32 *qcam,
u8 feature_group, u8 access_reg_group);
void mlx5_lag_add(struct mlx5_core_dev *dev, struct net_device *netdev);
void mlx5_lag_remove(struct mlx5_core_dev *dev);
void mlx5_lag_remove(struct mlx5_core_dev *dev, struct net_device *netdev);
int mlx5_irq_table_init(struct mlx5_core_dev *dev);
void mlx5_irq_table_cleanup(struct mlx5_core_dev *dev);