net: arc_emac: replace dev_kfree_skb_irq by dev_consume_skb_irq for drop profiles

dev_consume_skb_irq() should be called in arc_emac_tx_clean() when
skb xmit done. It makes drop profiles(dropwatch, perf) more friendly.

Signed-off-by: Yang Wei <yang.wei9@zte.com.cn>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/net/ethernet/arc/emac_main.c b/drivers/net/ethernet/arc/emac_main.c
index 4406325..ff3d685 100644 (file)
--- a/drivers/net/ethernet/arc/emac_main.c
+++ b/drivers/net/ethernet/arc/emac_main.c
@@ -148,7 +148,7 @@ static void arc_emac_tx_clean(struct net_device *ndev)
                                 dma_unmap_len(tx_buff, len), DMA_TO_DEVICE);
 
                /* return the sk_buff to system */
-               dev_kfree_skb_irq(skb);
+               dev_consume_skb_irq(skb);
 
                txbd->data = 0;
                txbd->info = 0;