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net: smsc: epic100: replace dev_kfree_skb_irq by dev_consume_skb_irq for drop profiles

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dev_consume_skb_irq() should be called in epic_tx() 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>
This commit is contained in:
Yang Wei 2019-02-06 00:09:41 +08:00 committed by David S. Miller
parent 96d26503e1
commit bb6a702c6d
1 changed files with 1 additions and 1 deletions
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2
drivers/net/ethernet/smsc/epic100.c
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@ -1037,7 +1037,7 @@ static void epic_tx(struct net_device *dev, struct epic_private *ep)
skb = ep->tx_skbuff[entry];
pci_unmap_single(ep->pci_dev, ep->tx_ring[entry].bufaddr,
skb->len, PCI_DMA_TODEVICE);
dev_kfree_skb_irq(skb);
dev_consume_skb_irq(skb);
ep->tx_skbuff[entry] = NULL;
}