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Date:	Sun, 22 May 2011 03:26:10 -0700
From: (Eric W. Biederman)
To:	Changli Gao <>
Cc:	Jiri Pirko <>,
	Nicolas de Peslo√ľan 
	<>, Jesse Gross <>,
	David Miller <>,,,,,,
Subject: Re: [patch net-next-2.6 v2] net: vlan: make non-hw-accel rx path similar to hw-accel

Changli Gao <> writes:

> On Sun, May 22, 2011 at 5:37 PM, Jiri Pirko <> wrote:
>>>For a transparent bridge with ports: eth0 and eth1, the vlan tags
>>>need to be preserved.
>> Yet they are - in skb->vlan_tci. I see no problem here. It's the same as
>> if the NIC does hw-untagging itself.
> Although they are in skb->vlan_tci, but the xmit nic, which doesn't
> support hw-accel-vlan-tx, doesn't use them to tag the outgoing
> packets. Correct me if I am wrong.

There is software emulation in dev_hard_start_xmit for the nics
that don't support the feature.  So we will properly add tags.

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