netdev - [net-next PATCH] via-velocity: Enable scatter/gather IO by default

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Message-ID: <20100211163955.1b1dbe2c@marrow.netinsight.se>
Date:	Thu, 11 Feb 2010 16:39:55 +0100
From:	Simon Kagstrom <simon.kagstrom@...insight.net>
To:	netdev <netdev@...r.kernel.org>, David Miller <davem@...emloft.net>
Cc:	Krishna Kumar <krkumar2@...ibm.com>
Subject: [net-next PATCH] via-velocity: Enable scatter/gather IO by default

Reduces CPU utilization significantly with sendfile for example.

Signed-off-by: Simon Kagstrom <simon.kagstrom@...insight.net>
---
Also good to have if Krishnas tcp_sendmsg optimizations,

  http://patchwork.ozlabs.org/patch/42944/

get merged.

 drivers/net/via-velocity.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/drivers/net/via-velocity.c b/drivers/net/via-velocity.c
index 317aa34..18770ac 100644
--- a/drivers/net/via-velocity.c
+++ b/drivers/net/via-velocity.c
@@ -2825,7 +2825,7 @@ static int __devinit velocity_found1(struct pci_dev *pdev, const struct pci_devi
 	netif_napi_add(dev, &vptr->napi, velocity_poll, VELOCITY_NAPI_WEIGHT);
 
 	dev->features |= NETIF_F_HW_VLAN_TX | NETIF_F_HW_VLAN_FILTER |
-		NETIF_F_HW_VLAN_RX | NETIF_F_IP_CSUM;
+		NETIF_F_HW_VLAN_RX | NETIF_F_IP_CSUM | NETIF_F_SG;
 
 	ret = register_netdev(dev);
 	if (ret < 0)
-- 
1.6.0.4

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