netdev - Re: [PATCH 0/6] net: vlan: add support for 802.1ad

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Message-ID: <1366402345.2716.17.camel@bwh-desktop.uk.solarflarecom.com>
Date:	Fri, 19 Apr 2013 21:12:25 +0100
From:	Ben Hutchings <bhutchings@...arflare.com>
To:	Patrick McHardy <kaber@...sh.net>
CC:	<davem@...emloft.net>, <netdev@...r.kernel.org>
Subject: Re: [PATCH 0/6] net: vlan: add support for 802.1ad

On Fri, 2013-04-19 at 14:04 +0200, Patrick McHardy wrote:
> The following patches add support for 802.1ad (provider tagging) to the
> VLAN driver. The patchset consists of the following parts:
> 
> - renaming of the NET_F_HW_VLAN feature flags to indicate that they only
>   operate on CTAGs
> 
> - preparation for 802.1ad VLAN filtering offload by adding a proto argument
>   to the rx_{add,kill}_vid net_device_ops callbacks
> 
> - preparation of the VLAN code to support multiple protocols by making the
>   protocol used for tagging a property of the VLAN device and converting
>   the device lookup functions accordingly
> 
> - second step of preparation of the VLAN code by making the packet tagging
>   functions take a protocol argument
> 
> - introducation of 802.1ad support in the VLAN code, consisting mainly of
>   checking for ETH_P_8021AD in a couple of places and testing the netdevice
>   offload feature checks to take the protocol into account
> 
> - announcement of STAG offloading capabilities in a couple of drivers for
>   virtual network devices
> 
> The patchset is based on net-next.git and has been tested with single and
> double tagging with and without HW acceleration (for CTAGs).
> 
> If there are no objections, please apply. Thanks!

Any plans to allow offloading insertion/extraction of STAG and CTAG on
the same packet?

Ben.

-- 
Ben Hutchings, Staff Engineer, Solarflare
Not speaking for my employer; that's the marketing department's job.
They asked us to note that Solarflare product names are trademarked.

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