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Date:   Mon, 29 Aug 2016 07:40:20 -0400
From:   Jamal Hadi Salim <>
To:     Daniel Borkmann <>,
        Eric Dumazet <>
Subject: Re: [PATCH v3 net-next 1/1] net_sched: Introduce skbmod action

On 16-08-29 07:00 AM, Daniel Borkmann wrote:

> You could probably just keep these meta data in a separate struct
> managed by RCU that tcf_skbmod points to.

Which seem like could be made generic for all actions. Maybe thats
what Cong is thinking.

> One more thing I commented on your last patch already is that you
> would also need f.e. skb_ensure_writable() before mangling.

Sorry missed that. Let me give it an attempt. I think challenge is
going to be what length to use. For now it is ethernet; but i had
a change which swapped VLANs that i took out.


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