diff options
| author | Calvin Owens <calvinowens@fb.com> | 2016-09-29 07:46:39 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2016-09-30 09:11:16 +0300 |
| commit | 803783849fed11e38a30f31932c02c815520da70 (patch) | |
| tree | adb7cf9c8541e2e2c73a8ee2534bdacad1573980 | |
| parent | 6cd80b55471515e0102760b59034ded000c35a09 (diff) | |
| download | linux-803783849fed11e38a30f31932c02c815520da70.tar.xz | |
mlx5: Add ndo_poll_controller() implementation
This implements ndo_poll_controller in net_device_ops callbacks for mlx5,
which is necessary to use netconsole with this driver.
Acked-By: Saeed Mahameed <saeedm@mellanox.com>
Signed-off-by: Calvin Owens <calvinowens@fb.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
| -rw-r--r-- | drivers/net/ethernet/mellanox/mlx5/core/en_main.c | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c index b58cfe37dead..7eaf38020a8f 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c @@ -3188,6 +3188,20 @@ static int mlx5e_xdp(struct net_device *dev, struct netdev_xdp *xdp) } } +#ifdef CONFIG_NET_POLL_CONTROLLER +/* Fake "interrupt" called by netpoll (eg netconsole) to send skbs without + * reenabling interrupts. + */ +static void mlx5e_netpoll(struct net_device *dev) +{ + struct mlx5e_priv *priv = netdev_priv(dev); + int i; + + for (i = 0; i < priv->params.num_channels; i++) + napi_schedule(&priv->channel[i]->napi); +} +#endif + static const struct net_device_ops mlx5e_netdev_ops_basic = { .ndo_open = mlx5e_open, .ndo_stop = mlx5e_close, @@ -3208,6 +3222,9 @@ static const struct net_device_ops mlx5e_netdev_ops_basic = { #endif .ndo_tx_timeout = mlx5e_tx_timeout, .ndo_xdp = mlx5e_xdp, +#ifdef CONFIG_NET_POLL_CONTROLLER + .ndo_poll_controller = mlx5e_netpoll, +#endif }; static const struct net_device_ops mlx5e_netdev_ops_sriov = { @@ -3240,6 +3257,9 @@ static const struct net_device_ops mlx5e_netdev_ops_sriov = { .ndo_get_vf_stats = mlx5e_get_vf_stats, .ndo_tx_timeout = mlx5e_tx_timeout, .ndo_xdp = mlx5e_xdp, +#ifdef CONFIG_NET_POLL_CONTROLLER + .ndo_poll_controller = mlx5e_netpoll, +#endif }; static int mlx5e_check_required_hca_cap(struct mlx5_core_dev *mdev) |