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netdev: ethtool RXHASH flag

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This adds ethtool and device feature flag to allow control
of receive hashing offload.

Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
Acked-by: Jeff Garzik <jgarzik@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
stephen hemminger 2010-03-29 14:47:27 +00:00 • committed by David S. Miller
commit b00fabb402
3 changed files with 8 additions and 1 deletions
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include/linux/netdevice.h
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@ -785,6 +785,7 @@ struct net_device {
#define NETIF_F_SCTP_CSUM (1 << 25) /* SCTP checksum offload */
#define NETIF_F_FCOE_MTU (1 << 26) /* Supports max FCoE MTU, 2158 bytes*/
#define NETIF_F_NTUPLE (1 << 27) /* N-tuple filters supported */
#define NETIF_F_RXHASH (1 << 28) /* Receive hashing offload */
/* Segmentation offload features */
#define NETIF_F_GSO_SHIFT 16