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Date: Mon, 29 May 2006 18:36:08 -0700
From: Andrew Morton <akpm@osdl.org>
To: Ingo Molnar <mingo@elte.hu>
Cc: linux-kernel@vger.kernel.org, arjan@infradead.org,
       "David S. Miller" <davem@davemloft.net>
Subject: Re: [patch 52/61] lock validator: special locking: af_unix
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On Mon, 29 May 2006 23:27:19 +0200
Ingo Molnar <mingo@elte.hu> wrote:

> From: Ingo Molnar <mingo@elte.hu>
> 
> teach special (recursive) locking code to the lock validator. Has no
> effect on non-lockdep kernels.
> 
> (includes workaround for sk_receive_queue.lock, which is currently
> treated globally by the lock validator, but which be switched to
> per-address-family locking rules.)
> 
> ...
>
>  
> -			spin_lock(&sk->sk_receive_queue.lock);
> +			spin_lock_bh(&sk->sk_receive_queue.lock);

Again, a bit of a show-stopper.  Will the real fix be far off?