linux-kernel - Re: [this_cpu_xx V8 07/16] Module handling: Use this_cpu

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Message-ID: <alpine.DEB.2.00.0912220956340.12163@router.home>
Date:	Tue, 22 Dec 2009 09:57:34 -0600 (CST)
From:	Christoph Lameter <cl@...ux-foundation.org>
To:	Tejun Heo <tj@...nel.org>
cc:	linux-kernel@...r.kernel.org, Mel Gorman <mel@....ul.ie>,
	Pekka Enberg <penberg@...helsinki.fi>,
	Mathieu Desnoyers <mathieu.desnoyers@...ymtl.ca>,
	Rusty Russell <rusty@...tcorp.com.au>
Subject: Re: [this_cpu_xx V8 07/16] Module handling: Use this_cpu_xx to
 dynamically allocate counters

On Mon, 21 Dec 2009, Tejun Heo wrote:

>
> > Index: linux-2.6/kernel/trace/ring_buffer.c
> > ===================================================================
> > --- linux-2.6.orig/kernel/trace/ring_buffer.c	2009-12-18 13:13:24.000000000 -0600
> > +++ linux-2.6/kernel/trace/ring_buffer.c	2009-12-18 14:15:57.000000000 -0600
> > @@ -12,6 +12,7 @@
> >  #include <linux/hardirq.h>
> >  #include <linux/kmemcheck.h>
> >  #include <linux/module.h>
> > +#include <asm/local.h>
>
> This doesn't belong to this patch, right?  I stripped this part out,
> added Cc: to Rusty and applied 1, 2, 7 and 8 to percpu branch.  I'll
> post the updated patch here. Thanks.

If you strip this part out then ringbuffer.c will no longer compile
since it relies on the "#include <local.h>" that is removed by this patch
from the module.h file.

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