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net: arc_emac: 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 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>
This commit is contained in:
Yang Wei 2019-02-14 22:53:30 +08:00 committed by David S. Miller
parent 1bba6de1a6
commit 67633e7864
1 changed files with 1 additions and 1 deletions
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2
drivers/net/ethernet/arc/emac_main.c
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@ -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;