[net-next PATCH 5/7] mlx4: use napi_alloc_skb API to get SKB bulk allocations

[Jesper Dangaard Brouer]

Activate the bulk alloc API, simply by changing mlx4 from using
netdev_alloc_skb() to using napi_alloc_skb().

Signed-off-by: Jesper Dangaard Brouer <bro...@redhat.com>
---
 drivers/net/ethernet/mellanox/mlx4/en_rx.c |    7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/drivers/net/ethernet/mellanox/mlx4/en_rx.c 
b/drivers/net/ethernet/mellanox/mlx4/en_rx.c
index 41440b2b20a3..d867060ea676 100644
--- a/drivers/net/ethernet/mellanox/mlx4/en_rx.c
+++ b/drivers/net/ethernet/mellanox/mlx4/en_rx.c
@@ -583,14 +583,15 @@ fail:
 static struct sk_buff *mlx4_en_rx_skb(struct mlx4_en_priv *priv,
                                      struct mlx4_en_rx_desc *rx_desc,
                                      struct mlx4_en_rx_alloc *frags,
-                                     unsigned int length)
+                                     unsigned int length,
+                                     struct napi_struct *napi)
 {
        struct sk_buff *skb;
        void *va;
        int used_frags;
        dma_addr_t dma;
 
-       skb = netdev_alloc_skb(priv->dev, SMALL_PACKET_SIZE + NET_IP_ALIGN);
+       skb = napi_alloc_skb(napi, SMALL_PACKET_SIZE + NET_IP_ALIGN);
        if (!skb) {
                en_dbg(RX_ERR, priv, "Failed allocating skb\n");
                return NULL;
@@ -938,7 +939,7 @@ int mlx4_en_process_rx_cq(struct net_device *dev, struct 
mlx4_en_cq *cq, int bud
                }
 
                /* GRO not possible, complete processing here */
-               skb = mlx4_en_rx_skb(priv, rx_desc, frags, length);
+               skb = mlx4_en_rx_skb(priv, rx_desc, frags, length, &cq->napi);
                if (!skb) {
                        priv->stats.rx_dropped++;
                        goto next;