linux-kernel - Re: [stable] [PATCH 2.6.29.x - 2.6.31.1] module: fix __module_ref

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Message-ID: <20100330030438.GA7683@Krystal>
Date:	Mon, 29 Mar 2010 23:04:38 -0400
From:	Mathieu Desnoyers <mathieu.desnoyers@...icios.com>
To:	Tejun Heo <tj@...nel.org>
Cc:	Greg KH <greg@...ah.com>, Steven Rostedt <rostedt@...dmis.org>,
	Randy Dunlap <randy.dunlap@...cle.com>,
	Greg Kroah-Hartman <gregkh@...e.de>,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	stable <stable@...nel.org>,
	Rusty Russell <rusty@...tcorp.com.au>,
	linux-kernel@...r.kernel.org, Eric Dumazet <dada1@...mosbay.com>,
	Ingo Molnar <mingo@...e.hu>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	Andrew Morton <akpm@...ux-foundation.org>
Subject: Re: [stable] [PATCH 2.6.29.x - 2.6.31.1] module: fix
	__module_ref_addr()

* Tejun Heo (tj@...nel.org) wrote:
> On 03/30/2010 11:12 AM, Tejun Heo wrote:
> > Hello, Greg.
> > 
> > On 03/30/2010 06:07 AM, Greg KH wrote:
> >>> Yes. 2.6.34-rc does not have this issue anymore, but the patch is needed in
> >>> -stable.
> >>
> >> Why is this not in .34-rc2?  Can you find the specific patch in Linus's
> >> tree that solves this and let stable@...nel.org know about it?
> > 
> > For 2.6.34, the following two patches should remove the problem.
> > They're not in mainline yet but should appear in linux-next soon and
> > after a few days, I'll push them to Linus.
> > 
> >  http://thread.gmane.org/gmane.linux.kernel/958794/focus=959493
> 
> Oh, Steven is right.  The ones which are removed by the above patch
> are different ones.  That said, it might be a good idea to apply fixes
> for them to -stable too.  Mathieu, are you interested in submitting
> similar -stable fixes for kernel/module.c::percpu_modcopy() and
> lockdep.c::static_obj()?

Sure, will do. I'm doing a bit of testing and I'll post these patches shortly.

Thanks,

Mathieu

> 
> Thanks.
> 
> -- 
> tejun

-- 
Mathieu Desnoyers
Operating System Efficiency R&D Consultant
EfficiOS Inc.
http://www.efficios.com
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