netdev - Re: Kernel panic eth2 mirred redirect to ifb0

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Message-ID: <20101220130247.GB9325@ff.dom.local>
Date:	Mon, 20 Dec 2010 13:02:47 +0000
From:	Jarek Poplawski <jarkao2@...il.com>
To:	Eric Dumazet <eric.dumazet@...il.com>
Cc:	Paweł Staszewski <pstaszewski@...are.pl>,
	Changli Gao <xiaosuo@...il.com>,
	"David S. Miller" <davem@...emloft.net>,
	Linux Network Development list <netdev@...r.kernel.org>
Subject: Re: Kernel panic eth2 mirred redirect to ifb0

On Mon, Dec 20, 2010 at 01:54:47PM +0100, Eric Dumazet wrote:
> Le lundi 20 décembre 2010 ?? 13:45 +0100, Eric Dumazet a écrit :
> > Le lundi 20 décembre 2010 ?? 12:22 +0000, Jarek Poplawski a écrit :
> > > On Mon, Dec 20, 2010 at 01:07:57PM +0100, Paweł Staszewski wrote:
> > > > I have the same panic as without.
> > > >
> > > > This patch was added to clean 2.6.37-rc6 - without previous patch for  
> > > > sch_generic.h
> > > >
> > > > Attached image with kernel panic.
> > > 
> > > This one is definitely the nicest ;-)
> > 
> > Indeed, we finally can see where it happens ;)
> > 
> 
> Shouldnt ifb adds some dev->features, like NETIF_F_FRAGLIST /
> NETIF_F_SG ?
> 

IMHO it should, (probably even more, like loopback) but we should
consider mirred can xmit to other than ifb too.

Jarek P.
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