netdev - Re: [PATCH] tg3: Do not include vlan acceleration features in vlan

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Date:	Wed, 26 Mar 2014 15:56:14 -0400 (EDT)
From:	David Miller <davem@...emloft.net>
To:	vyasevic@...hat.com
Cc:	netdev@...r.kernel.org, nsujir@...adcom.com, mchan@...adcom.com
Subject: Re: [PATCH] tg3: Do not include vlan acceleration features in
 vlan_features

From: Vlad Yasevich <vyasevic@...hat.com>
Date: Mon, 24 Mar 2014 17:52:12 -0400

> Including hardware acceleration features in vlan_features breaks
> stacked vlans (Q-in-Q) by marking the bottom vlan interface as
> capable of acceleration.  This causes one of the tags to be lost
> and the packets are sent with a sing vlan header.
> 
> CC: Nithin Nayak Sujir <nsujir@...adcom.com>
> CC: Michael Chan <mchan@...adcom.com>
> Signed-off-by: Vlad Yasevich <vyasevic@...hat.com>

Applied and queued up for -stable, thanks.

This is at least the second time I've seen a fix exactly like this
one, it certainly therefore deserves a tree-wide audit if anyone has
time for that.
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