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vmxnet3: better RSS support

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The VMXNET3 device provides RSS hash value for received packets,
but it is not being used.

Signed-off-by: Stephen Hemminger <stephen@networkplumber.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Stephen Hemminger 2013-01-15 07:28:35 +00:00 committed by David S. Miller
parent 66d3591036
commit 7db11f7596
1 changed files with 7 additions and 0 deletions
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7
drivers/net/vmxnet3/vmxnet3_drv.c
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@ -1226,6 +1226,11 @@ vmxnet3_rq_rx_complete(struct vmxnet3_rx_queue *rq,
pci_unmap_single(adapter->pdev, rbi->dma_addr, rbi->len,
PCI_DMA_FROMDEVICE);
#ifdef VMXNET3_RSS
if (rcd->rssType != VMXNET3_RCD_RSS_TYPE_NONE &&
(adapter->netdev->features & NETIF_F_RXHASH))
ctx->skb->rxhash = le32_to_cpu(rcd->rssHash);
#endif
skb_put(ctx->skb, rcd->len);
/* Immediate refill */
@ -3022,6 +3027,8 @@ vmxnet3_probe_device(struct pci_dev *pdev,
if (adapter->num_rx_queues > 1 &&
adapter->intr.type == VMXNET3_IT_MSIX) {
adapter->rss = true;
netdev->hw_features |= NETIF_F_RXHASH;
netdev->features |= NETIF_F_RXHASH;
dev_dbg(&pdev->dev, "RSS is enabled.\n");
} else {
adapter->rss = false;