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[NET_SCHED]: Reread dev->qdisc for NETDEV_TX_OK

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Now that we return the queue length after NETDEV_TX_OK we better
make sure that we have the right queue.  Otherwise we can cause a
stall after a really quick dev_deactive/dev_activate.

Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Herbert Xu 2007-05-10 14:11:16 -07:00 committed by David S. Miller
parent d90df3ad07
commit cce1fa36a8
1 changed files with 1 additions and 0 deletions
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net/sched/sch_generic.c
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@ -132,6 +132,7 @@ static inline int qdisc_restart(struct net_device *dev)
netif_tx_unlock(dev);
}
spin_lock(&dev->queue_lock);
q = dev->qdisc;
goto out;
}
if (ret == NETDEV_TX_LOCKED && nolock) {