linux-kernel - Re: [PATCH] modules fix incorrect percpu usage

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Message-ID: <1269955201.19685.5867.camel@gandalf.stny.rr.com>
Date:	Tue, 30 Mar 2010 09:20:01 -0400
From:	Steven Rostedt <rostedt@...dmis.org>
To:	Mathieu Desnoyers <mathieu.desnoyers@...icios.com>
Cc:	linux-kernel@...r.kernel.org, stable <stable@...nel.org>,
	Randy Dunlap <randy.dunlap@...cle.com>,
	Eric Dumazet <dada1@...mosbay.com>,
	Rusty Russell <rusty@...tcorp.com.au>,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	Tejun Heo <tj@...nel.org>, Ingo Molnar <mingo@...e.hu>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	Greg Kroah-Hartman <gregkh@...e.de>
Subject: Re: [PATCH] modules fix incorrect percpu usage

On Mon, 2010-03-29 at 23:36 -0400, Mathieu Desnoyers wrote:
> * Mathieu Desnoyers (mathieu.desnoyers@...icios.com) wrote:
> > Should use per_cpu_ptr() to obfuscate the per cpu pointers (RELOC_HIDE is needed
> > for per cpu pointers).
> > 
> > Introduced by commit:
> > 
> > module.c: commit 6b588c18f8dacfa6d7957c33c5ff832096e752d3
> > 
> > This patch should be queued for the stable branch, for kernels 2.6.29.x to
> > 2.6.33.x.
> > (tested on 2.6.33.1 x86_64)
> 
> It's actually needed for mainline too (2.6.34-rc2).

Then all you need to do is submit it for mainline with a 
"Cc: stable@...nel.org" as you did below. It will then automatically be
added to the stable queue when Linus pulls it.

-- Steve

> 
> Thanks,
> 
> Mathieu
> 
> > 
> > Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@...icios.com>
> > CC: Randy Dunlap <randy.dunlap@...cle.com>
> > CC: Eric Dumazet <dada1@...mosbay.com>
> > CC: Rusty Russell <rusty@...tcorp.com.au>
> > CC: Peter Zijlstra <a.p.zijlstra@...llo.nl>
> > CC: Tejun Heo <tj@...nel.org>
> > CC: Ingo Molnar <mingo@...e.hu>
> > CC: Andrew Morton <akpm@...ux-foundation.org>
> > CC: Linus Torvalds <torvalds@...ux-foundation.org>
> > CC: Greg Kroah-Hartman <gregkh@...e.de>
> > CC: Steven Rostedt <rostedt@...dmis.org>
> > CC: stable <stable@...nel.org>
> > ---
> >  kernel/module.c |    2 +-
> >  1 file changed, 1 insertion(+), 1 deletion(-)
> > 
> > 

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