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Re: patch: Action repeat

To: jamal <hadi@xxxxxxxxxx>
Subject: Re: patch: Action repeat
From: Thomas Graf <tgraf@xxxxxxx>
Date: Wed, 4 May 2005 14:31:57 +0200
Cc: Patrick McHardy <kaber@xxxxxxxxx>, netdev <netdev@xxxxxxxxxxx>, "David S. Miller" <davem@xxxxxxxxxxxxx>
In-reply-to: <1115207194.7665.109.camel@xxxxxxxxxxxxxxxxxxxxx>
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* jamal <1115207194.7665.109.camel@xxxxxxxxxxxxxxxxxxxxx> 2005-05-04 07:46
> Basically, something along those lines (eg struct tca_pkt_info) in which
> the tcf_result is one of the components should do it. 
> 
> I would be satisfied with this being the structure in the ->act()
> parameters because then it could also be used to pass action-metadata
> around (no action written so far needs such coordination, but its been
> one of those things i have been thinking of for some dynamic creations
> for example  where the return code is insufficient to describe things).
> Patrick, either you or i could do it. It doesnt matter if at the moment
> the structure only contains tcf_result or elements of tcf_result because
> i will add more to it later. Then we could kill access to tc_classid in
> exec()

Sounds good.

> Global I believe means you dont reset it when you clone/copy.
> skb->tc_verd is only cleared when we free the skb at the moment and
> transfered when we clone or copy. A bit or two could be reserved in the
> tc_verd to say "clear tc_classid" and have the meta action decide if it
> is global(dont clear) or not(clear - current behavior) during
> clone/copy . Does this sound reasonable?

I have no objections but fail to see why we want to clear it anyway?

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