include cleanup: Update gfp.h and slab.h includes to prepare for breaking implicit...

[safe/jmp/linux-2.6] / drivers / net / mlx4 / en_netdev.c

diff --git a/drivers/net/mlx4/en_netdev.c b/drivers/net/mlx4/en_netdev.c
index 03a557c..73c3d20 100644 (file)
--- a/drivers/net/mlx4/en_netdev.c
+++ b/drivers/net/mlx4/en_netdev.c
@@ -35,6 +35,7 @@
 #include <linux/tcp.h>
 #include <linux/if_vlan.h>
 #include <linux/delay.h>
+#include <linux/slab.h>
 
 #include <linux/mlx4/driver.h>
 #include <linux/mlx4/device.h>
@@ -414,6 +415,7 @@ static void mlx4_en_auto_moderation(struct mlx4_en_priv *priv)
        unsigned long avg_pkt_size;
        unsigned long rx_packets;
        unsigned long rx_bytes;
+       unsigned long rx_byte_diff;
        unsigned long tx_packets;
        unsigned long tx_pkt_diff;
        unsigned long rx_pkt_diff;
@@ -437,6 +439,8 @@ static void mlx4_en_auto_moderation(struct mlx4_en_priv *priv)
        rx_pkt_diff = ((unsigned long) (rx_packets -
                                        priv->last_moder_packets));
        packets = max(tx_pkt_diff, rx_pkt_diff);
+       rx_byte_diff = rx_bytes - priv->last_moder_bytes;
+       rx_byte_diff = rx_byte_diff ? rx_byte_diff : 1;
        rate = packets * HZ / period;
        avg_pkt_size = packets ? ((unsigned long) (rx_bytes -
                                 priv->last_moder_bytes)) / packets : 0;
@@ -447,10 +451,13 @@ static void mlx4_en_auto_moderation(struct mlx4_en_priv *priv)
                /* If tx and rx packet rates are not balanced, assume that
                 * traffic is mainly BW bound and apply maximum moderation.
                 * Otherwise, moderate according to packet rate */
-               if (2 * tx_pkt_diff > 3 * rx_pkt_diff ||
-                   2 * rx_pkt_diff > 3 * tx_pkt_diff) {
+               if (2 * tx_pkt_diff > 3 * rx_pkt_diff &&
+                   rx_pkt_diff / rx_byte_diff <
+                   MLX4_EN_SMALL_PKT_SIZE)
+                       moder_time = priv->rx_usecs_low;
+               else if (2 * rx_pkt_diff > 3 * tx_pkt_diff)
                        moder_time = priv->rx_usecs_high;
-               } else {
+               else {
                        if (rate < priv->pkt_rate_low)
                                moder_time = priv->rx_usecs_low;
                        else if (rate > priv->pkt_rate_high)
@@ -616,8 +623,7 @@ int mlx4_en_start_port(struct net_device *dev)
 
                /* Configure ring */
                tx_ring = &priv->tx_ring[i];
-               err = mlx4_en_activate_tx_ring(priv, tx_ring, cq->mcq.cqn,
-                                              priv->rx_ring[0].srq.srqn);
+               err = mlx4_en_activate_tx_ring(priv, tx_ring, cq->mcq.cqn);
                if (err) {
                        en_err(priv, "Failed allocating Tx ring\n");
                        mlx4_en_deactivate_cq(priv, cq);
@@ -881,7 +887,6 @@ void mlx4_en_destroy_netdev(struct net_device *dev)
                mlx4_free_hwq_res(mdev->dev, &priv->res, MLX4_EN_PAGE_SIZE);
 
        cancel_delayed_work(&priv->stats_task);
-       cancel_delayed_work(&priv->refill_task);
        /* flush any pending task for this netdev */
        flush_workqueue(mdev->workqueue);
 
@@ -986,7 +991,6 @@ int mlx4_en_init_netdev(struct mlx4_en_dev *mdev, int port,
        spin_lock_init(&priv->stats_lock);
        INIT_WORK(&priv->mcast_task, mlx4_en_do_set_multicast);
        INIT_WORK(&priv->mac_task, mlx4_en_do_set_mac);
-       INIT_DELAYED_WORK(&priv->refill_task, mlx4_en_rx_refill);
        INIT_WORK(&priv->watchdog_task, mlx4_en_restart);
        INIT_WORK(&priv->linkstate_task, mlx4_en_linkstate);
        INIT_DELAYED_WORK(&priv->stats_task, mlx4_en_do_get_stats);
@@ -1007,9 +1011,6 @@ int mlx4_en_init_netdev(struct mlx4_en_dev *mdev, int port,
        if (err)
                goto out;
 
-       /* Populate Rx default RSS mappings */
-       mlx4_en_set_default_rss_map(priv, &priv->rss_map, priv->rx_ring_num *
-                                               RSS_FACTOR, priv->rx_ring_num);
        /* Allocate page for receive rings */
        err = mlx4_alloc_hwq_res(mdev->dev, &priv->res,
                                MLX4_EN_PAGE_SIZE, MLX4_EN_PAGE_SIZE);