From: Eric Dumazet <[email protected]> I am not sure mlx4_en_netpoll() is doing anything useful right now.
mlx4 has different NAPI structures for RX and TX, and netpoll only wants to drain TX queues. Lets schedule NAPI polls on TX, not RX. Signed-off-by: Eric Dumazet <[email protected]> Cc: Maciej Żenczykowski <[email protected]> Cc: Eric W. Biederman <[email protected]> --- Totally untested patch, I would appreciate some feedback before merge, thanks ! drivers/net/ethernet/mellanox/mlx4/en_netdev.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/net/ethernet/mellanox/mlx4/en_netdev.c b/drivers/net/ethernet/mellanox/mlx4/en_netdev.c index 19ceced6736c..973391bfe286 100644 --- a/drivers/net/ethernet/mellanox/mlx4/en_netdev.c +++ b/drivers/net/ethernet/mellanox/mlx4/en_netdev.c @@ -1197,8 +1197,8 @@ static void mlx4_en_netpoll(struct net_device *dev) struct mlx4_en_cq *cq; int i; - for (i = 0; i < priv->rx_ring_num; i++) { - cq = priv->rx_cq[i]; + for (i = 0; i < priv->tx_ring_num; i++) { + cq = priv->tx_cq[i]; napi_schedule(&cq->napi); } }
