Paul Durrant
2013-Oct-16 16:50 UTC
[PATCH net-next v5 3/5] xen-netback: Unconditionally set NETIF_F_RXCSUM
There is no mechanism to insist that a guest always generates a packet with good checksum (at least for IPv4) so we must handle checksum offloading from the guest and hence should set NETIF_F_RXCSUM. Signed-off-by: Paul Durrant <paul.durrant@citrix.com> Cc: Wei Liu <wei.liu2@citrix.com> Cc: David Vrabel <david.vrabel@citrix.com> Cc: Ian Campbell <ian.campbell@citrix.com> --- drivers/net/xen-netback/interface.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/net/xen-netback/interface.c b/drivers/net/xen-netback/interface.c index 8e92783..cb0d8ea 100644 --- a/drivers/net/xen-netback/interface.c +++ b/drivers/net/xen-netback/interface.c @@ -321,7 +321,7 @@ struct xenvif *xenvif_alloc(struct device *parent, domid_t domid, dev->hw_features = NETIF_F_SG | NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM | NETIF_F_TSO; - dev->features = dev->hw_features; + dev->features = dev->hw_features | NETIF_F_RXCSUM; SET_ETHTOOL_OPS(dev, &xenvif_ethtool_ops); dev->tx_queue_len = XENVIF_QUEUE_LENGTH; -- 1.7.10.4