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ixgbe: support skb->xmit_more in netdev_ops->ndo_start_xmit()
This implements the deferred tail pointer flush API for the ixgbe driver. Similar version also proposed longer time ago by Alexander Duyck. Signed-off-by: Daniel Borkmann <dborkman@redhat.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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@ -6958,9 +6958,10 @@ static void ixgbe_tx_map(struct ixgbe_ring *tx_ring,
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tx_ring->next_to_use = i;
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tx_ring->next_to_use = i;
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/* notify HW of packet */
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if (!skb->xmit_more) {
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ixgbe_write_tail(tx_ring, i);
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/* notify HW of packet */
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ixgbe_write_tail(tx_ring, i);
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}
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return;
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return;
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dma_error:
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dma_error:
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dev_err(tx_ring->dev, "TX DMA map failed\n");
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dev_err(tx_ring->dev, "TX DMA map failed\n");
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