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net: Do txq_trans_update() in netdev_start_xmit()

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That way we don't have to audit every call site to make sure it is
doing this properly.

Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David S. Miller
2014-08-29 21:07:24 -07:00
parent dace1b5472
commit 10b3ad8c21
7 changed files with 19 additions and 21 deletions
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7
net/core/dev.c
View File

@@ -2666,10 +2666,8 @@ int dev_hard_start_xmit(struct sk_buff *skb, struct net_device *dev,
skb_len = skb->len;
trace_net_dev_start_xmit(skb, dev);
rc = netdev_start_xmit(skb, dev);
rc = netdev_start_xmit(skb, dev, txq);
trace_net_dev_xmit(skb, rc, dev, skb_len);
if (rc == NETDEV_TX_OK)
txq_trans_update(txq);
return rc;
}
@@ -2685,7 +2683,7 @@ gso:
skb_len = nskb->len;
trace_net_dev_start_xmit(nskb, dev);
rc = netdev_start_xmit(nskb, dev);
rc = netdev_start_xmit(nskb, dev, txq);
trace_net_dev_xmit(nskb, rc, dev, skb_len);
if (unlikely(rc != NETDEV_TX_OK)) {
if (rc & ~NETDEV_TX_MASK)
@@ -2694,7 +2692,6 @@ gso:
skb->next = nskb;
return rc;
}
txq_trans_update(txq);
if (unlikely(netif_xmit_stopped(txq) && skb->next))
return NETDEV_TX_BUSY;
} while (skb->next);

4
net/core/netpoll.c
View File

@@ -91,9 +91,7 @@ static int netpoll_start_xmit(struct sk_buff *skb, struct net_device *dev,
skb->vlan_tci = 0;
}
status = netdev_start_xmit(skb, dev);
if (status == NETDEV_TX_OK)
txq_trans_update(txq);
status = netdev_start_xmit(skb, dev, txq);
out:
return status;

3
net/core/pktgen.c
View File

@@ -3335,11 +3335,10 @@ static void pktgen_xmit(struct pktgen_dev *pkt_dev)
goto unlock;
}
atomic_inc(&(pkt_dev->skb->users));
ret = netdev_start_xmit(pkt_dev->skb, odev);
ret = netdev_start_xmit(pkt_dev->skb, odev, txq);
switch (ret) {
case NETDEV_TX_OK:
txq_trans_update(txq);
pkt_dev->last_ok = 1;
pkt_dev->sofar++;
pkt_dev->seq_num++;