Subject: Re: expected behavior of PF_PACKET on NETIF_F_HW_VLAN_RX device?

From: Ben Greear <[email-masked]>
Date: Thu, 01 Nov 2007 08:04:31 -0700

David Miller wrote:
> From: Stephen Hemminger <[email-masked]>
> Date: Wed, 31 Oct 2007 18:23:37 -0700
>
>   
>> The code in AF_PACKET should fix the skb before passing to user
>> space so that there is no difference between accel and non-accel
>> hardware.  Internal choices shouldn't leak to user space.  Ditto,
>> the receive checksum offload should be fixed up as well.
>>     
>
> The hardware has stripped the VLAN header completely and has not
> provided it to us at all.
>   
Do the NICs not save the QoS bits in the VLAN header anywhere that we could
use to reconstitute the header?

Thanks,
Ben

-- 
Ben Greear <[email-masked]> 
Candela Technologies Inc  http://www.candelatech.com