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From: Tom Herbert <therbert@google.com>
To: davem@davemloft.net, netdev@vger.kernel.org
Subject: [PATCH v2 net-next 5/7] gue: Protocol constants for remote checksum offload
Date: Tue,  4 Nov 2014 09:06:55 -0800	[thread overview]
Message-ID: <1415120817-2105-6-git-send-email-therbert@google.com> (raw)
In-Reply-To: <1415120817-2105-1-git-send-email-therbert@google.com>

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

Signed-off-by: Tom Herbert <therbert@google.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

  parent reply	other threads:[~2014-11-04 17:07 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-11-04 17:06 [PATCH v2 net-next 0/7] gue: Remote checksum offload Tom Herbert
2014-11-04 17:06 ` [PATCH v2 net-next 1/7] net: Move fou_build_header into fou.c and refactor Tom Herbert
2014-11-04 17:06 ` [PATCH v2 net-next 2/7] udp: Offload outer UDP tunnel csum if available Tom Herbert
2014-11-04 17:06 ` [PATCH v2 net-next 3/7] gue: Add infrastructure for flags and options Tom Herbert
2014-11-04 17:06 ` [PATCH v2 net-next 4/7] udp: Changes to udp_offload to support remote checksum offload Tom Herbert
2014-11-04 17:06 ` Tom Herbert [this message]
2014-11-04 17:06 ` [PATCH v2 net-next 6/7] gue: TX support for using remote checksum offload option Tom Herbert
2014-11-04 17:06 ` [PATCH v2 net-next 7/7] gue: Receive side of remote checksum offload Tom Herbert
2014-11-05 21:44 ` [PATCH v2 net-next 0/7] gue: Remote " David Miller

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