linux-kernel - Re: [PATCH 2/6] percpu: Change Kconfig to HAVE_SETUP_PER_CPU

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Message-ID: <20080130215015.GA28242@elte.hu>
Date:	Wed, 30 Jan 2008 22:50:15 +0100
From:	Ingo Molnar <mingo@...e.hu>
To:	travis@....com
Cc:	Geert Uytterhoeven <Geert.Uytterhoeven@...ycom.com>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	Thomas Gleixner <tglx@...utronix.de>,
	Christoph Lameter <clameter@....com>,
	linux-kernel@...r.kernel.org, linux-mm@...ck.org,
	Andi Kleen <ak@...e.de>, Tony Luck <tony.luck@...el.com>,
	David Miller <davem@...emloft.net>,
	Sam Ravnborg <sam@...nborg.org>,
	Rusty Russell <rusty@...tcorp.com.au>, linuxppc-dev@...abs.org,
	linux-ia64@...r.kernel.org
Subject: Re: [PATCH 2/6] percpu: Change Kconfig to HAVE_SETUP_PER_CPU_AREA
	linux-2.6.git


* travis@....com <travis@....com> wrote:

> Change:
> 	config ARCH_SETS_UP_PER_CPU_AREA
> to:
> 	config HAVE_SETUP_PER_CPU_AREA

undocumented change:

>  config ARCH_NO_VIRT_TO_BUS
> --- a/init/main.c
> +++ b/init/main.c
> @@ -380,6 +380,8 @@ static void __init setup_per_cpu_areas(v
>  
>  	/* Copy section for each CPU (we discard the original) */
>  	size = ALIGN(PERCPU_ENOUGH_ROOM, PAGE_SIZE);
> +	printk(KERN_INFO
> +	    "PERCPU: Allocating %lu bytes of per cpu data (main)\n", size);
>  	ptr = alloc_bootmem_pages(size * nr_possible_cpus);

but looks fine to me.

	Ingo
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