netdev - Re: iproute2 / match / meta bug?

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Message-ID: <488EB07D.50406@trash.net>
Date:	Tue, 29 Jul 2008 07:54:05 +0200
From:	Patrick McHardy <kaber@...sh.net>
To:	Denys Fedoryshchenko <denys@...p.net.lb>
CC:	netdev@...r.kernel.org,
	Stephen Hemminger <shemminger@...ux-foundation.org>
Subject: Re: iproute2 / match / meta bug?

Denys Fedoryshchenko wrote:
> Kernel 2.6.26, iproute2 latest release. All required modules is loaded.
> What did i miss or doing wrong?
>
> tc filter add dev ifb0 protocol all basic match "meta(rt_iif eq tap0)" classid 1:100 
>
> tc -s -d filter show dev ifb0
> filter parent 1: protocol all pref 49152 basic
> filter parent 1: protocol all pref 49152 basic handle 0x1 flowid 1:100
>   meta(-1 eq -1)
>
> Whatever i try - it doesn't work
> ./tc filter add dev ifb0 protocol all basic match meta \(rt_iif eq tap0\) classid 1:100
>   

You probably need to add support for skb->iif in case the
packet didn't went through IPv4.
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