From patchwork Tue Dec 11 12:03:54 2012 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Subject: [net-next, 1/2] net: ethtool: Add destination MAC address to flow steering API Date: Tue, 11 Dec 2012 02:03:54 -0000 From: Amir Vadai X-Patchwork-Id: 205191 Message-Id: <1355227436-18383-2-git-send-email-amirv@mellanox.com> To: "David S. Miller" Cc: netdev@vger.kernel.org, Or Gerlitz , Amir Vadai , Yan Burman From: Yan Burman Add ability to specify destination MAC address for L3/L4 flow spec in order to be able to specify action for different VM's under vSwitch configuration. This change is transparent to older userspace. Signed-off-by: Yan Burman Signed-off-by: Amir Vadai --- include/uapi/linux/ethtool.h | 11 +++++++---- 1 file changed, 7 insertions(+), 4 deletions(-) diff --git a/include/uapi/linux/ethtool.h b/include/uapi/linux/ethtool.h index d3eaaaf..be8c41e 100644 --- a/include/uapi/linux/ethtool.h +++ b/include/uapi/linux/ethtool.h @@ -500,13 +500,15 @@ union ethtool_flow_union { struct ethtool_ah_espip4_spec esp_ip4_spec; struct ethtool_usrip4_spec usr_ip4_spec; struct ethhdr ether_spec; - __u8 hdata[60]; + __u8 hdata[52]; }; struct ethtool_flow_ext { - __be16 vlan_etype; - __be16 vlan_tci; - __be32 data[2]; + __u8 padding[2]; + unsigned char h_dest[ETH_ALEN]; /* destination eth addr */ + __be16 vlan_etype; + __be16 vlan_tci; + __be32 data[2]; }; /** @@ -1027,6 +1029,7 @@ enum ethtool_sfeatures_retval_bits { #define ETHER_FLOW 0x12 /* spec only (ether_spec) */ /* Flag to enable additional fields in struct ethtool_rx_flow_spec */ #define FLOW_EXT 0x80000000 +#define FLOW_MAC_EXT 0x40000000 /* L3-L4 network traffic flow hash options */ #define RXH_L2DA (1 << 1)