linux-kernel - Re: [PATCH 4/5] x86: Add config variables for SMP

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Date:	Mon, 28 Jan 2008 18:00:24 +0100
From:	Andi Kleen <ak@...e.de>
To:	Paul Jackson <pj@....com>
Cc:	Mike Travis <travis@....com>, ioe-lkml@...eria.de,
	akpm@...ux-foundation.org, mingo@...e.hu, clameter@....com,
	linux-mm@...ck.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 4/5] x86: Add config variables for SMP_MAX


> The problem in kernel/sched.c:isolated_cpu_setup() is an array of
> NR_CPUS integers:
> 
>     static int __init isolated_cpu_setup(char *str)
>     {
> 	    int ints[NR_CPUS], i;
> 
> 	    str = get_options(str, ARRAY_SIZE(ints), ints);
> 
> Since isolated_cpu_setup() is an __init routine, perhaps we could
> make that ints[] array static __initdata?

That or use alloc_bootmem / free_bootmem

-Andi
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