Date: Mon, 04 Aug 2008 14:32:21 -0700 (PDT)
Message-Id: <20080804.143221.31929542.davem@davemloft.net>
To: a.p.zijlstra@chello.nl
Cc: andrea@qumranet.com, davej@redhat.com, rdreier@cisco.com,
       torvalds@linux-foundation.org, jeremy@goop.org, hugh@veritas.com,
       mingo@elte.hu, akpm@linux-foundation.org, linux-kernel@vger.kernel.org
Subject: Re: [RFC][PATCH 7/7] lockdep: spin_lock_nest_lock()
From: David Miller <davem@davemloft.net>
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	<20080804162657.GI11476@duo.random>
	<1217867935.3589.35.camel@twins>
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From: Peter Zijlstra <a.p.zijlstra@chello.nl>
Date: Mon, 04 Aug 2008 18:38:55 +0200

> On Mon, 2008-08-04 at 18:26 +0200, Andrea Arcangeli wrote:
> > The only real place where lockdep is unusable in my experience is
> > preempt-RT, it grinds it to an halt during boot on 8-way before
> > reaching the shell.
> 
> David Miller just did a patch that might fix that.

Peter, your patches are just as effective at making all of my 64-cpu,
128-cpu, etc. machines usable with lockdep.
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