mlx4_en: Remove redundant refill code on RX

Our RX rings are always full, there is no need to check whether
we need to fill them or not. If we fail to allocate a new socket
buffer, the incoming packet is dropped an the ring remains full.

Signed-off-by: Yevgeny Petrilin <yevgenyp@mellanox.co.il>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 0 insertions, 4 deletions

diff --git a/drivers/net/mlx4/mlx4_en.h b/drivers/net/mlx4/mlx4_en.h
index ad861db66f19..c7c5e86804ff 100644
--- a/drivers/net/mlx4/mlx4_en.h
+++ b/drivers/net/mlx4/mlx4_en.h
@@ -295,8 +295,6 @@ struct mlx4_en_rx_ring {
         u32 prod;
         u32 cons;
         u32 buf_size;
-        int need_refill;
-        int full;
         void *buf;
         void *rx_info;
         unsigned long bytes;
@@ -494,7 +492,6 @@ struct mlx4_en_priv {
         struct mlx4_en_cq rx_cq[MAX_RX_RINGS];
         struct work_struct mcast_task;
         struct work_struct mac_task;
-        struct delayed_work refill_task;
         struct work_struct watchdog_task;
         struct work_struct linkstate_task;
         struct delayed_work stats_task;
@@ -564,7 +561,6 @@ void mlx4_en_set_default_rss_map(struct mlx4_en_priv *priv,
 int mlx4_en_config_rss_steer(struct mlx4_en_priv *priv);
 void mlx4_en_release_rss_steer(struct mlx4_en_priv *priv);
 int mlx4_en_free_tx_buf(struct net_device *dev, struct mlx4_en_tx_ring *ring);
-void mlx4_en_rx_refill(struct work_struct *work);
 void mlx4_en_rx_irq(struct mlx4_cq *mcq);
 
 int mlx4_SET_MCAST_FLTR(struct mlx4_dev *dev, u8 port, u64 mac, u64 clear, u8 mode);