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From: David Miller <davem@davemloft.net>
To: kaber@trash.net
Cc: blaschka@linux.vnet.ibm.com, bart@jukie.net,
	greearb@candelatech.com, shemminger@vyatta.com,
	dada1@cosmosbay.com, frank.blaschka@de.ibm.com,
	netdev@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [BUG] 2.6.29-rc* QinQ vlan trunking regression
Date: Thu, 05 Mar 2009 00:56:46 -0800 (PST)	[thread overview]
Message-ID: <20090305.005646.115456407.davem@davemloft.net> (raw)
In-Reply-To: <49AF8CE0.6030301@trash.net>

From: Patrick McHardy <kaber@trash.net>
Date: Thu, 05 Mar 2009 09:27:12 +0100

> Frank Blaschka wrote:
> > Hi Dave, Patrick,
> >
> > sorry I could not follow the complete discussion of the fixes done for this problem
> > but does
> >
> >  	if (netif_device_present(real_dev) && ops->ndo_neigh_setup)
> > -		err = ops->ndo_neigh_setup(dev, pa);
> > +		err = ops->ndo_neigh_setup(real_dev, pa);
> >
> > not change the idea of the neigh_setup? Remind we want the neigh_setup of the
> > real device as the neigh setup function for the vlan device.
> >   
> 
> An we still use it. The only difference is that we pass it the
> correct device reference, which not only fixes the recursion,
> but is also expected by the callbacks. Look at bonding or simply
> vlan itself.
> 
> The setup itself is still done using the neigh_params passed to
> VLAN, which appears to be what was originally intended.

Then bond_neigh_setup() has the same bug, doesn't it?

  reply	other threads:[~2009-03-05  8:57 UTC|newest]

Thread overview: 29+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-02-28 18:05 [BUG] 2.6.29-rc* QinQ vlan trunking regression Bart Trojanowski
2009-03-04  7:43 ` David Miller
2009-03-04  9:57   ` Patrick McHardy
2009-03-04 10:59     ` David Miller
2009-03-04 11:45       ` Patrick McHardy
2009-03-05  3:53         ` David Miller
2009-03-05  4:54           ` Bart Trojanowski
2009-03-05  4:59             ` Bart Trojanowski
2009-03-05  5:51               ` Patrick McHardy
2009-03-05  5:21             ` David Miller
2009-03-05  5:51           ` Patrick McHardy
2009-03-05  6:57             ` David Miller
2009-03-05  7:00               ` David Miller
2009-03-05  7:05                 ` Patrick McHardy
2009-03-05  7:11                   ` David Miller
2009-03-05  7:12                     ` Patrick McHardy
2009-03-05  7:19                       ` David Miller
2009-03-05  7:26                         ` Patrick McHardy
2009-03-05  7:31                           ` Patrick McHardy
2009-03-05  7:45                             ` David Miller
2009-03-05  8:05                             ` Frank Blaschka
2009-03-05  8:27                               ` Patrick McHardy
2009-03-05  8:56                                 ` David Miller [this message]
2009-03-05  8:59                                   ` David Miller
2009-03-05  9:08                                     ` Patrick McHardy
2009-03-05  9:09                                       ` Patrick McHardy
2009-03-05  9:58                                         ` David Miller
2009-03-05 12:30           ` Maxime Bizon
2009-03-05 12:55             ` David Miller

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