linux-kernel - [PATCH 3/3] net: define feature flags for FCoE offloads

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Message-ID: <20081117183049.15776.84674.stgit@zychongqing.jf.intel.com>
Date:	Mon, 17 Nov 2008 10:30:51 -0800
From:	Yi Zou <yi.zou@...el.com>
To:	davem@...emloft.net
Cc:	jeff@...zik.org, linux-netdev@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: [PATCH 3/3] net: define feature flags for FCoE offloads

From: Chris Leech <christopher.leech@...el.com>

Signed-off-by: Chris Leech <christopher.leech@...el.com>
Signed-off-by: Yi Zou <yi.zou@...el.com>
---

 include/linux/netdevice.h |    3 +++
 include/linux/skbuff.h    |    2 ++
 2 files changed, 5 insertions(+), 0 deletions(-)

diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h
index 423c7bc..9347464 100644
--- a/include/linux/netdevice.h
+++ b/include/linux/netdevice.h
@@ -523,6 +523,8 @@ struct net_device
 #define NETIF_F_NETNS_LOCAL	8192	/* Does not change network namespaces */
 #define NETIF_F_LRO		32768	/* large receive offload */
 
+#define NETIF_F_FCOE_CRC	(1 << 24) /* FCoE CRC32 */
+
 	/* Segmentation offload features */
 #define NETIF_F_GSO_SHIFT	16
 #define NETIF_F_GSO_MASK	0x00ff0000
@@ -531,6 +533,7 @@ struct net_device
 #define NETIF_F_GSO_ROBUST	(SKB_GSO_DODGY << NETIF_F_GSO_SHIFT)
 #define NETIF_F_TSO_ECN		(SKB_GSO_TCP_ECN << NETIF_F_GSO_SHIFT)
 #define NETIF_F_TSO6		(SKB_GSO_TCPV6 << NETIF_F_GSO_SHIFT)
+#define NETIF_F_GSO_FCOE	(SKB_GSO_FCOE << NETIF_F_GSO_SHIFT)
 
 	/* List of features with software fallbacks. */
 #define NETIF_F_GSO_SOFTWARE	(NETIF_F_TSO | NETIF_F_TSO_ECN | NETIF_F_TSO6)
diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h
index a01b6f8..81c3f7c 100644
--- a/include/linux/skbuff.h
+++ b/include/linux/skbuff.h
@@ -188,6 +188,8 @@ enum {
 	SKB_GSO_TCP_ECN = 1 << 3,
 
 	SKB_GSO_TCPV6 = 1 << 4,
+
+	SKB_GSO_FCOE = 1 << 5,
 };
 
 #if BITS_PER_LONG > 32

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