Patchwork hv: don't enable Scatter/Gather

mail settings
Submitter stephen hemminger
Date Jan. 6, 2011, 8:28 p.m.
Message ID <20110106122827.733b5438@nehalam>
Download mbox | patch
Permalink /patch/77800/
State Not Applicable
Delegated to: David Miller
Headers show


stephen hemminger - Jan. 6, 2011, 8:28 p.m.
The HyperV network driver can do scatter/gather but does not
do checksum offload. Since the network stack requires checksum offload
to do direct transmit (sendfile), netdev_register produces a message
when driver is loaded.

Signed-off-by: Stephen Hemminger <>

To unsubscribe from this list: send the line "unsubscribe netdev" in
the body of a message to
More majordomo info at


--- a/drivers/staging/hv/netvsc_drv.c	2011-01-06 12:23:48.143333212 -0800
+++ b/drivers/staging/hv/netvsc_drv.c	2011-01-06 12:24:10.447744121 -0800
@@ -390,8 +390,6 @@  static int netvsc_probe(struct device *d
 	net->netdev_ops = &device_ops;
 	/* TODO: Add GSO and Checksum offload */
-	net->features = NETIF_F_SG;
 	SET_ETHTOOL_OPS(net, &ethtool_ops);
 	SET_NETDEV_DEV(net, device);