netdev - Re: xfrm_state locking regression...

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Date:	Tue, 23 Sep 2008 21:32:34 +0800
From:	Herbert Xu <herbert@...dor.apana.org.au>
To:	Timo Teräs <timo.teras@....fi>
Cc:	David Miller <davem@...emloft.net>, netdev@...r.kernel.org
Subject: Re: xfrm_state locking regression...

On Tue, Sep 23, 2008 at 04:30:06PM +0300, Timo Teräs wrote:
>
> I have no strong opinion either way. So what ever you want, I'm
> happy to provide a patch for.

Let's just leave it as it is for now.

> > What about xfrm_cfg_mutex?
> 
> It's used only in xfrm_state_gc_task. xfrm_state_walk_{init,done}
> touch xfrm_state_walks list without locking properly. At least in
> the version I'm looking (= net-next-2.6 via git web interface).

Their callers should be holding it.

Cheers,
-- 
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