linux-kernel - Re: [PATCH 13/41] percpu: Add raw_cpu

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Message-ID: <20131210154506.GA1884@gmail.com>
Date:	Tue, 10 Dec 2013 16:45:06 +0100
From:	Ingo Molnar <mingo@...nel.org>
To:	Tejun Heo <tj@...nel.org>
Cc:	Christoph Lameter <cl@...ux.com>, akpm@...uxfoundation.org,
	rostedt@...dmis.org, linux-kernel@...r.kernel.org,
	Peter Zijlstra <peterz@...radead.org>,
	Thomas Gleixner <tglx@...utronix.de>
Subject: Re: [PATCH 13/41] percpu: Add raw_cpu_ops


* Tejun Heo <tj@...nel.org> wrote:

> On Tue, Dec 03, 2013 at 05:32:45PM -0600, Christoph Lameter wrote:
> > The patches following this one will add preemption checks to __this_cpu
> > ops so we need to have an alternative way to use this_cpu operations
> > without preemption checks.
> > 
> > raw_cpu_ops will be the basis for all other ops since these will be the
> > operations that do not implement any checks. 
> > 
> > Primitive operations are renamed by this patch from __this_cpu_xxx to
> > raw_cpu_xxxx.
> > 
> > Signed-off-by: Christoph Lameter <cl@...ux.com>
> 
> Applied to percpu/for-3.14.

Please also pick up the related debugging bits:

   [PATCH 18/41] percpu: Add preemption checks to __this_cpu ops

as we don't want to expand percpu ops without doing proper debugging.

Thanks,

	Ingo
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