linux-kernel - Re: [PATCH 35/35] x86: clean up speedctep-centrino and reduce cpumask_t usage From: Rusty Russell <rusty@...tcorp.com.au>

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Message-ID: <20081023120444.GD25132@elte.hu>
Date:	Thu, 23 Oct 2008 14:04:44 +0200
From:	Ingo Molnar <mingo@...e.hu>
To:	Rusty Russell <rusty@...tcorp.com.au>
Cc:	Mike Travis <travis@....com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	linux-kernel@...r.kernel.org, Dave Jones <davej@...hat.com>
Subject: Re: [PATCH 35/35] x86: clean up speedctep-centrino and reduce
	cpumask_t usage From: Rusty Russell <rusty@...tcorp.com.au>


* Rusty Russell <rusty@...tcorp.com.au> wrote:

> On Thursday 23 October 2008 13:09:01 Mike Travis wrote:
> > 1) The #ifdef CONFIG_HOTPLUG_CPU seems unnecessary these days.
> > 2) The loop can simply skip over offline cpus, rather than creating a tmp
> > mask.
> > 3) set_mask is set to either a single cpu or all online cpus in a 
> > policy. Since it's just used for set_cpus_allowed(), any offline cpus in a
> > policy don't matter, so we can just use cpumask_of_cpu() or the
> > policy->cpus.
> 
> Note that this cleanup stands alone; it's just that I read this code I 
> couldn't help but tidy it up.
> 
> Ingo: do you just want to put this in your normal tree for sending to 
> Linus?

hm, cpufreq stuff belongs into davej's tree.

i skipped #34 and #35 for now, we can live without them, correct?

	Ingo
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