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From: Peter Zijlstra <a.p.zijlstra@chello.nl>
To: Kyle McMartin <kyle@mcmartin.ca>
Cc: Ingo Molnar <mingo@elte.hu>,
	mingo@redhat.com, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] degrade severity of lockdep printk
Date: Mon, 23 Mar 2009 21:32:35 +0100	[thread overview]
Message-ID: <1237840355.24918.80.camel@twins> (raw)
In-Reply-To: <20090323202831.GC19208@bombadil.infradead.org>

On Mon, 2009-03-23 at 16:28 -0400, Kyle McMartin wrote:
> On Mon, Mar 23, 2009 at 09:20:54PM +0100, Ingo Molnar wrote:
> > 
> > Please report it in that case and get us to increase the limit.
> > 
> 
> https://bugzilla.redhat.com/show_bug.cgi?id=489563
> 
> Although I don't really see how this can be particularly fixed, since
> any workload that allocates a struct with a lock, initializes, and then
> eventually frees it a whole bunch of times will run out of lock_lists
> won't it?

Not if the lock init site doesn't change. Modules are the big exception,
cycling modules will run you out of lockdep space..


  reply	other threads:[~2009-03-23 20:33 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-03-23 20:16 [PATCH] degrade severity of lockdep printk Kyle McMartin
2009-03-23 20:20 ` Ingo Molnar
2009-03-23 20:28   ` Kyle McMartin
2009-03-23 20:32     ` Peter Zijlstra [this message]
2009-03-23 20:39       ` Kyle McMartin
2009-03-23 21:12         ` Peter Zijlstra

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