netdev - [PATCH v2 net-next 5/7] gue: Protocol constants for remote checksum offload

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Message-Id: <1415120817-2105-6-git-send-email-therbert@google.com>
Date:	Tue,  4 Nov 2014 09:06:55 -0800
From:	Tom Herbert <therbert@...gle.com>
To:	davem@...emloft.net, netdev@...r.kernel.org
Subject: [PATCH v2 net-next 5/7] gue: Protocol constants for remote checksum offload

Define a private flag for remote checksun offload as well as a length
for the option.

Signed-off-by: Tom Herbert <therbert@...gle.com>
---
 include/net/gue.h | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/include/net/gue.h b/include/net/gue.h
index cb68ae8..3f28ec7 100644
--- a/include/net/gue.h
+++ b/include/net/gue.h
@@ -59,7 +59,10 @@ struct guehdr {
 
 /* Private flags in the private option extension */
 
-#define GUE_PFLAGS_ALL	(0)
+#define GUE_PFLAG_REMCSUM	htonl(1 << 31)
+#define GUE_PLEN_REMCSUM	4
+
+#define GUE_PFLAGS_ALL	(GUE_PFLAG_REMCSUM)
 
 /* Functions to compute options length corresponding to flags.
  * If we ever have a lot of flags this can be potentially be
-- 
2.1.0.rc2.206.gedb03e5

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