linux-kernel - Re: [PATCH 4/6] x86/cpufreq: use cpumask

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Message-ID: <alpine.LFD.2.01.0906090940160.6847@localhost.localdomain>
Date:	Tue, 9 Jun 2009 09:41:08 -0700 (PDT)
From:	Linus Torvalds <torvalds@...ux-foundation.org>
To:	Dave Jones <davej@...hat.com>
cc:	Rusty Russell <rusty@...tcorp.com.au>,
	Yinghai Lu <yinghai@...nel.org>, Avi Kivity <avi@...hat.com>,
	Ingo Molnar <mingo@...e.hu>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Thomas Gleixner <tglx@...utronix.de>,
	"H. Peter Anvin" <hpa@...or.com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	cpufreq@...r.kernel.org
Subject: Re: [PATCH 4/6] x86/cpufreq: use cpumask_copy instead of =



On Tue, 9 Jun 2009, Dave Jones wrote:
> 
> work_on_cpu()'s definition could probably use a fat comment describing
> why it sucks.

No, it should be renamed.

The problem is that it _sounds_ like a nice thing to do.

If it was called "slow_other_cpu_thread_switch_with_a_donkey_on_top()", I 
bet people wouldn't be so damn eager to use it.

		Linus
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