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authorStephen Hemminger <stephen@networkplumber.org>2013-01-15 07:28:35 +0000
committerDavid S. Miller <davem@davemloft.net>2013-01-16 14:40:53 -0500
commit7db11f7596e0e54f982b1897f8233056e5c67a7d (patch)
tree0094a642b1fa575a11321ecf17447d60a6145afd /drivers/net/vmxnet3
parent66d3591036097a30d22d8c622e332797bc5070d7 (diff)
downloadop-kernel-dev-7db11f7596e0e54f982b1897f8233056e5c67a7d.zip
op-kernel-dev-7db11f7596e0e54f982b1897f8233056e5c67a7d.tar.gz
vmxnet3: better RSS support
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>
Diffstat (limited to 'drivers/net/vmxnet3')
-rw-r--r--drivers/net/vmxnet3/vmxnet3_drv.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/net/vmxnet3/vmxnet3_drv.c b/drivers/net/vmxnet3/vmxnet3_drv.c
index 9777dc6..b1c90f8 100644
--- a/drivers/net/vmxnet3/vmxnet3_drv.c
+++ b/drivers/net/vmxnet3/vmxnet3_drv.c
@@ -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;
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