* [PATCH 2/2] virtio_net: flush when in xmit_more mode and under descriptor pressure
@ 2014-08-28 8:41 David Miller
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From: David Miller @ 2014-08-28 8:41 UTC (permalink / raw)
To: netdev
Mirror the changes made to ixgbe in commit 2367a17390138f68b3aa28f2f220b8d7ff8d91f4
("ixgbe: flush when in xmit_more mode and under descriptor pressure")
Signed-off-by: David S. Miller <davem@davemloft.net>
---
drivers/net/virtio_net.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c
index f0c2824..9359a13 100644
--- a/drivers/net/virtio_net.c
+++ b/drivers/net/virtio_net.c
@@ -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;
--
1.7.11.7
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2014-08-28 8:41 [PATCH 2/2] virtio_net: flush when in xmit_more mode and under descriptor pressure David Miller
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