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virtio_net: flush when in xmit_more mode and under descriptor pressure

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Mirror the changes made to ixgbe in commit 2367a17390
("ixgbe: flush when in xmit_more mode and under descriptor pressure")

Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David S. Miller 2014-08-28 01:39:49 -07:00
parent 6f19e12f62
commit c89fcfd42c
1 changed files with 1 additions and 1 deletions
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2
drivers/net/virtio_net.c
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@ -953,7 +953,7 @@ static netdev_tx_t start_xmit(struct sk_buff *skb, struct net_device *dev)
}
}
if (!skb->xmit_more)
if (__netif_subqueue_stopped(dev, qnum) || !skb->xmit_more)
virtqueue_kick(sq->vq);
return NETDEV_TX_OK;