dev_consume_skb_irq() should be called 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>
                dma_unmap_single(ndev->dev.parent, cur_p->phys, cur_p->len,
                                 DMA_TO_DEVICE);
                if (cur_p->app4)
-                       dev_kfree_skb_irq((struct sk_buff *)cur_p->app4);
+                       dev_consume_skb_irq((struct sk_buff *)cur_p->app4);
                cur_p->app0 = 0;
                cur_p->app1 = 0;
                cur_p->app2 = 0;
 
                                (cur_p->cntrl & XAXIDMA_BD_CTRL_LENGTH_MASK),
                                DMA_TO_DEVICE);
                if (cur_p->app4)
-                       dev_kfree_skb_irq((struct sk_buff *)cur_p->app4);
+                       dev_consume_skb_irq((struct sk_buff *)cur_p->app4);
                /*cur_p->phys = 0;*/
                cur_p->app0 = 0;
                cur_p->app1 = 0;
 
                return;
 
        dev->stats.tx_bytes += lp->deferred_skb->len;
-       dev_kfree_skb_irq(lp->deferred_skb);
+       dev_consume_skb_irq(lp->deferred_skb);
        lp->deferred_skb = NULL;
        netif_trans_update(dev); /* prevent tx timeout */
        netif_wake_queue(dev);