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Date:	Wed, 10 Sep 2008 13:15:59 +1000
From:	Herbert Xu <herbert@...dor.apana.org.au>
To:	David Miller <davem@...emloft.net>
Cc:	timo.teras@....fi, netdev@...r.kernel.org
Subject: Re: xfrm_state locking regression...

On Tue, Sep 09, 2008 at 08:04:00PM -0700, David Miller wrote:
> From: Herbert Xu <herbert@...dor.apana.org.au>
> Date: Wed, 3 Sep 2008 15:50:41 +1000
> 
> > ipsec: Move state dump list unlinking into GC
> > 
> > This patch moves the unlinking of x->all (for dumping) into the
> > GC so that we know for sure what locks we hold when we unlink the
> > entry.
> > 
> > Signed-off-by: Herbert Xu <herbert@...dor.apana.org.au>
> 
> After your patch I just applied, things are a bit different now.
> 
> Are you going to respin this or is it not relevant any longer?

This patch is now redundant.

What could be done though is to remove x->all and restore the
original walking by hashing.  This would eliminate a list node
from xfrm_state, and would also restore the original dump ordering.

Cheers,
-- 
Visit Openswan at http://www.openswan.org/
Email: Herbert Xu ~{PmV>HI~} <herbert@...dor.apana.org.au>
Home Page: http://gondor.apana.org.au/~herbert/
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