linux-kernel - Re: [PATCH] sched: rewrite SCHED_CPUMASK

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Message-ID: <20081107093050.GC7787@elte.hu>
Date:	Fri, 7 Nov 2008 10:30:50 +0100
From:	Ingo Molnar <mingo@...e.hu>
To:	Li Zefan <lizf@...fujitsu.com>
Cc:	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] sched: rewrite SCHED_CPUMASK_ALLOC


* Li Zefan <lizf@...fujitsu.com> wrote:

>  Sorry, you are right - keep the SCHED_CPUMASK_DECLARE() macro please. 
> > 
> > But the other macros can become an inline function just fine, correct?
> > 
> 
> Yes, but sched_cpumask_alloc() should be declared this way:
> 	void sched_cpumask_alloc(struct **allmasks)
> but not:
> 	struct *allmasks sched_cpumask_alloc(void)
> 
> Because the latter is not workable for <128 CPUs case.
> 
> (patch is based on [PATCH] sched: fix memory leak in a failing path)

applied to tip/sched/core, thanks!

	Ingo
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