Subject: Re: [PATCH net-next 3/9] IB/ipoib: Add support for acting as VIF

From: Or Gerlitz <[email-masked]>
Date: Wed, 11 Jul 2012 11:05:12 +0300

On 7/10/2012 3:26 PM, Eric Dumazet wrote:
> On Tue, 2012-07-10 at 15:16 +0300, Or Gerlitz wrote:
>> The IPoIB code checks the VIF private flag on the RX path, and accoriding
>> to the value of the flag prepares the skb CB data, etc.
>>
>
> skb->cb[] can be destroyed in netif_receive_skb() / __netif_receive_skb()
>
> #ifdef CONFIG_NET_CLS_ACT
> 	skb = handle_ing(skb, &pt_prev, &ret, orig_dev);
> 	...
> #endif

Eric,

Can you elaborate a little further? we're not sure to see where 
skb->cb[] is touched on the flow
you pointed to.

Or.