Subject: Re: atl1 warn_on_slowpath help

From: Patrick McHardy <[email-masked]>
Date: Wed, 29 Oct 2008 13:54:28 +0100

J. K. Cliburn wrote:
> [adding bug reporter to cc list]
> 
> On Wed, Oct 29, 2008 at 5:17 AM, Patrick McHardy <[email-masked]> wrote:
>> This is the best I could come up with, short of simply restoring
>> the old behaviour for non-polling drivers.
>>
>> The __vlan_hwaccel_rx function only does the device lookup and
>> stores it in the cb. The remaining processing is done in a new
>> function that is invoked by netif_receive_skb(), in the proper
>> context. Unfortunatly this needs vlan-specific handling in
>> netif_receive_skb().
>>
> 
> Thanks Jarek and Patrick.
> 
> Ramon,
> 
> Can you please try the attached patch from Patrick and see if it fixes
> your kernel warning?

Just to make sure we don't run into testing mistakes -
the ethernet device needs to have tcpdump or something
similar running to trigger this warning.