From: Stephen Hemminger <stephen@networkplumber.org>
To: Tom Herbert <therbert@google.com>
Cc: davem@davemloft.net, netdev@vger.kernel.org
Subject: Re: [PATCH v2 iproute2 4/5] ip link: Add support for remote checksum offload
Date: Thu, 6 Nov 2014 16:14:45 -0800 [thread overview]
Message-ID: <20141106161445.78bdd512@urahara> (raw)
In-Reply-To: <1415210788-8058-5-git-send-email-therbert@google.com>
On Wed, 5 Nov 2014 10:06:27 -0800
Tom Herbert <therbert@google.com> wrote:
> This patch adds support to remote checksum checksum offload
> confinguration for IPIP, SIT, and GRE tunnels. This patch
> adds a [no]encap-remcsum to ip link command which applicable
> when configured tunnels that use GUE.
>
> http://tools.ietf.org/html/draft-herbert-remotecsumoffload-00
>
> Example:
>
> ip link add name tun1 type gre remote 192.168.1.1 local 192.168.1.2 \
> ttl 225 encap fou encap-sport auto encap-dport 7777 encap-csum \
> encap-remcsum
>
> This would create an GRE tunnel in GUE encapsulation where the source
> port is automatically selected (based on hash of inner packet),
> checksums in the encapsulating UDP header are enabled (needed.for
> remote checksum offload), and remote checksum is configured to
> be used on the tunnel (affects TX side).
>
> Signed-off-by: Tom Herbert <therbert@google.com>
> ---
> include/linux/if_tunnel.h | 1 +
This patch is for net-next not current release
Remote checksum offload flag does not exist in upstream tree (net or linus).
Please don't mix patches for current and future releases together.
next prev parent reply other threads:[~2014-11-07 0:14 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-11-05 18:06 [PATCH v2 iproute2 0/5] iproute2: Add FOU and GUE configuration in ip Tom Herbert
2014-11-05 18:06 ` [PATCH v2 iproute2 1/5] ip fou: Support to configure foo-over-udp RX Tom Herbert
2014-11-05 18:06 ` [PATCH v2 iproute2 2/5] ip link ipip: Add support to configure FOU and GUE Tom Herbert
2014-11-05 18:06 ` [PATCH v2 iproute2 3/5] ip link gre: " Tom Herbert
2014-11-05 18:06 ` [PATCH v2 iproute2 4/5] ip link: Add support for remote checksum offload Tom Herbert
2014-11-07 0:14 ` Stephen Hemminger [this message]
2014-11-07 0:41 ` Stephen Hemminger
2014-11-05 18:06 ` [PATCH v2 iproute2 5/5] iproute2: Man pages for fou and gue Tom Herbert
2014-11-07 0:21 ` [PATCH v2 iproute2 0/5] iproute2: Add FOU and GUE configuration in ip Stephen Hemminger
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