From 7db11f7596e0e54f982b1897f8233056e5c67a7d Mon Sep 17 00:00:00 2001 From: Stephen Hemminger Date: Tue, 15 Jan 2013 07:28:35 +0000 Subject: [PATCH] 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 Signed-off-by: David S. Miller --- drivers/net/vmxnet3/vmxnet3_drv.c | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/drivers/net/vmxnet3/vmxnet3_drv.c b/drivers/net/vmxnet3/vmxnet3_drv.c index 9777dc62c536..b1c90f8ccd3d 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; -- 2.20.1