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net: sgi: replace dev_kfree_skb_irq by dev_consume_skb_irq for drop profiles

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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>
This commit is contained in:
Yang Wei 2019-02-13 23:17:06 +08:00 • committed by David S. Miller
parent 5fbc136b48
commit d1a096c2c7
2 changed files with 2 additions and 2 deletions
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2
drivers/net/ethernet/sgi/ioc3-eth.c
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@ -666,7 +666,7 @@ static inline void ioc3_tx(struct net_device *dev)
packets++; packets++;
skb = ip->tx_skbs[o_entry]; skb = ip->tx_skbs[o_entry];
bytes += skb->len; bytes += skb->len;
dev_kfree_skb_irq(skb); dev_consume_skb_irq(skb);
ip->tx_skbs[o_entry] = NULL; ip->tx_skbs[o_entry] = NULL;
o_entry = (o_entry + 1) & 127; /* Next */ o_entry = (o_entry + 1) & 127; /* Next */

2
drivers/net/ethernet/sgi/meth.c
View file

@ -525,7 +525,7 @@ static void meth_tx_cleanup(struct net_device* dev, unsigned long int_status)
DPRINTK("RPTR points us here, but packet not done?\n"); DPRINTK("RPTR points us here, but packet not done?\n");
break; break;
} }
dev_kfree_skb_irq(skb); dev_consume_skb_irq(skb);
priv->tx_skbs[priv->tx_read] = NULL; priv->tx_skbs[priv->tx_read] = NULL;
priv->tx_ring[priv->tx_read].header.raw = 0; priv->tx_ring[priv->tx_read].header.raw = 0;
priv->tx_read = (priv->tx_read+1)&(TX_RING_ENTRIES-1); priv->tx_read = (priv->tx_read+1)&(TX_RING_ENTRIES-1);