netdev - Re: [PATCH 1/3] offloading: Make scatter/gather more tolerant of vlans.

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Message-ID: <1288641989.2231.3.camel@achroite.uk.solarflarecom.com>
Date:	Mon, 01 Nov 2010 20:06:29 +0000
From:	Ben Hutchings <bhutchings@...arflare.com>
To:	Jesse Gross <jesse@...ira.com>
Cc:	David Miller <davem@...emloft.net>, netdev@...r.kernel.org
Subject: Re: [PATCH 1/3] offloading: Make scatter/gather more tolerant of
 vlans.

On Fri, 2010-10-29 at 15:14 -0700, Jesse Gross wrote:
> When checking if it is necessary to linearize a packet, we currently
> use vlan_features if the packet contains either an in-band or out-
> of-band vlan tag.  However, in-band tags aren't special in any way
> for scatter/gather since they are part of the packet buffer and are
> simply more data to DMA.  Therefore, only use vlan_features for out-
> of-band tags, which could potentially have some interaction with
> scatter/gather.
> 
> Signed-off-by: Jesse Gross <jesse@...ira.com>
> CC: Ben Hutchings <bhutchings@...arflare.com>
[...]

Reviewed-by: Ben Hutchings <bhutchings@...arflare.com>

-- 
Ben Hutchings, Senior Software Engineer, Solarflare Communications
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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