netdev - Re: [PATCH net-next 0/3] net: Remote checksum offload for VXLAN

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Message-Id: <20141125.135038.450259284061493243.davem@davemloft.net>
Date:	Tue, 25 Nov 2014 13:50:38 -0500 (EST)
From:	David Miller <davem@...emloft.net>
To:	therbert@...gle.com
Cc:	netdev@...r.kernel.org
Subject: Re: [PATCH net-next 0/3] net: Remote checksum offload for VXLAN

From: Tom Herbert <therbert@...gle.com>
Date: Mon, 24 Nov 2014 15:52:27 -0800

> This patch set adds support for remote checksum offload in VXLAN.
> 
> The remote checksum offload is generalized by creating a common
> function (remcsum_adjust) that does the work of modifying the
> checksum in remote checksum offload. This function can be called
> from normal or GRO path. GUE was modified to use this function.
> 
> To support RCO is VXLAN we use the 9th bit in the reserved
> flags to indicated remote checksum offload. The start and offset
> values are encoded n a compressed form in the low order (reserved)
> byte of the vni field.
> 
> Remote checksum offload is described in
> https://tools.ietf.org/html/draft-herbert-remotecsumoffload-01
> 
> Tested by running 200 TCP_STREAM connections with VXLAN (over IPv4).

What to do with the reserved bit seems to still be up in the air,
so I've marked this series as 'deferred'.
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