On Wed, Apr 27, 2016 at 5:01 AM, Stephen Rothwell <sfr@xxxxxxxxxxxxxxxx> wrote:
> Hi all,
>
> Today's linux-next merge of the net-next tree got a conflict in:
>
> drivers/net/ethernet/mellanox/mlx5/core/en_main.c
>
> between commit:
>
> d8edd2469ace ("et/mlx5e: Fix minimum MTU")
>
> from the net tree and commit:
>
> 0e405443e803 ("net/mlx5e: Improve set features ndo resiliency")
>
> from the net-next tree.
>
> I fixed it up (see below) and can carry the fix as necessary. This
> is now fixed as far as linux-next is concerned, but any non trivial
> conflicts should be mentioned to your upstream maintainer when your tree
> is submitted for merging. You may also want to consider cooperating
> with the maintainer of the conflicting tree to minimise any particularly
> complex conflicts.
>
> --
> Cheers,
> Stephen Rothwell
>
> diff --cc drivers/net/ethernet/mellanox/mlx5/core/en_main.c
> index 67d548b70e14,5bad17d37d7b..000000000000
> --- a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
> +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
> @@@ -2025,9 -2214,49 +2240,52 @@@ static int set_feature_rx_vlan(struct n
> return err;
> }
>
> + static int mlx5e_handle_feature(struct net_device *netdev,
> + netdev_features_t wanted_features,
> + netdev_features_t feature,
> + mlx5e_feature_handler feature_handler)
> + {
> + netdev_features_t changes = wanted_features ^ netdev->features;
> + bool enable = !!(wanted_features & feature);
> + int err;
> +
> + if (!(changes & feature))
> + return 0;
> +
> + err = feature_handler(netdev, enable);
> + if (err) {
> + netdev_err(netdev, "%s feature 0x%llx failed err %d\n",
> + enable ? "Enable" : "Disable", feature, err);
> + return err;
> + }
> +
> + MLX5E_SET_FEATURE(netdev, feature, enable);
> + return 0;
> + }
> +
> + static int mlx5e_set_features(struct net_device *netdev,
> + netdev_features_t features)
> + {
> + int err;
> +
> + err = mlx5e_handle_feature(netdev, features, NETIF_F_LRO,
> + set_feature_lro);
> + err |= mlx5e_handle_feature(netdev, features,
> + NETIF_F_HW_VLAN_CTAG_FILTER,
> + set_feature_vlan_filter);
> + err |= mlx5e_handle_feature(netdev, features, NETIF_F_HW_TC,
> + set_feature_tc_num_filters);
> + err |= mlx5e_handle_feature(netdev, features, NETIF_F_RXALL,
> + set_feature_rx_all);
> + err |= mlx5e_handle_feature(netdev, features, NETIF_F_HW_VLAN_CTAG_RX,
> + set_feature_rx_vlan);
> +
> + return err ? -EINVAL : 0;
> + }
> +
> +#define MXL5_HW_MIN_MTU 64
> +#define MXL5E_MIN_MTU (MXL5_HW_MIN_MTU + ETH_FCS_LEN)
> +
> static int mlx5e_change_mtu(struct net_device *netdev, int new_mtu)
> {
> struct mlx5e_priv *priv = netdev_priv(netdev);
> @@@ -2633,18 -2966,10 +2997,19 @@@ static void mlx5e_destroy_netdev(struc
> schedule_work(&priv->set_rx_mode_work);
> mlx5e_disable_async_events(priv);
> flush_scheduled_work();
> - unregister_netdev(netdev);
> + if (test_bit(MLX5_INTERFACE_STATE_SHUTDOWN, &mdev->intf_state)) {
> + netif_device_detach(netdev);
> + mutex_lock(&priv->state_lock);
> + if (test_bit(MLX5E_STATE_OPENED, &priv->state))
> + mlx5e_close_locked(netdev);
> + mutex_unlock(&priv->state_lock);
> + } else {
> + unregister_netdev(netdev);
> + }
> +
> mlx5e_tc_cleanup(priv);
> mlx5e_vxlan_cleanup(priv);
> + mlx5e_destroy_q_counter(priv);
> mlx5e_destroy_flow_tables(priv);
> mlx5e_destroy_tirs(priv);
> mlx5e_destroy_rqt(priv, MLX5E_SINGLE_RQ_RQT);
Looks good, and it is pretty straightforward.
Dave will have to take all hunks from both patches, same as you did.
Thank you Stephen.
Saeed.
--
To unsubscribe from this list: send the line "unsubscribe linux-next" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
