linux-kernel - Re: [PATCH 0/2] onlining cpus can break lockdep

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Message-ID: <20080221211209.GB9031@elte.hu>
Date:	Thu, 21 Feb 2008 22:12:09 +0100
From:	Ingo Molnar <mingo@...e.hu>
To:	Glauber Costa <gcosta@...hat.com>
Cc:	linux-kernel@...r.kernel.org, akpm@...ux-foundation.org,
	glommer@...il.com, pzijlstr@...hat.com, arjan@...radead.org,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>
Subject: Re: [PATCH 0/2] onlining cpus can break lockdep


* Glauber Costa <gcosta@...hat.com> wrote:

> Hi,
> 
> While testing with hotplugging cpus today, I've came across a stack 
> trace generated by lockdep. The reason for that is that do_boot_cpu() 
> in smpboot_64.c ends up initializing a struct work_struct variable in 
> the stack.

hm, could you post that trace?

	Ingo
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