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[SCSI] net: reclaim 8 upper bits of the netdev->features from GSO

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Reclaim 8 upper bits of netdev->features from GSO.

Signed-off-by: Chris Leech <christopher.leech@intel.com>
Signed-off-by: Yi Zou <yi.zou@intel.com>
Acked-by: David Miller <davem@davemloft.net>
Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
This commit is contained in:
Chris Leech 2009-02-27 14:06:43 -08:00 committed by James Bottomley
parent 211c738d86
commit 43eb99c5b3
2 changed files with 2 additions and 2 deletions
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2
drivers/net/xen-netfront.c
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@ -1511,7 +1511,7 @@ static int xennet_set_tso(struct net_device *dev, u32 data)
static void xennet_set_features(struct net_device *dev)
{
/* Turn off all GSO bits except ROBUST. */
dev->features &= (1 << NETIF_F_GSO_SHIFT) - 1;
dev->features &= ~NETIF_F_GSO_MASK;
dev->features |= NETIF_F_GSO_ROBUST;
xennet_set_sg(dev, 0);

2
include/linux/netdevice.h
View File

@ -652,7 +652,7 @@ struct net_device
/* Segmentation offload features */
#define NETIF_F_GSO_SHIFT 16
#define NETIF_F_GSO_MASK 0xffff0000
#define NETIF_F_GSO_MASK 0x00ff0000
#define NETIF_F_TSO (SKB_GSO_TCPV4 << NETIF_F_GSO_SHIFT)
#define NETIF_F_UFO (SKB_GSO_UDP << NETIF_F_GSO_SHIFT)
#define NETIF_F_GSO_ROBUST (SKB_GSO_DODGY << NETIF_F_GSO_SHIFT)