From: Andrew Morton <akpm@linux-foundation.org>
To: Mike Travis <travis@sgi.com>
Cc: Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: x86: clean up non-smp usage of cpu maps
Date: Fri, 18 Apr 2008 18:49:21 -0700 [thread overview]
Message-ID: <20080418184921.87934c3f.akpm@linux-foundation.org> (raw)
In-Reply-To: <200804181736.m3IHatLo009568@hera.kernel.org>
On Fri, 18 Apr 2008 17:36:55 GMT Linux Kernel Mailing List <linux-kernel@vger.kernel.org> wrote:
> x86: clean up non-smp usage of cpu maps
>
> Cleanup references to the early cpu maps for the non-SMP configuration
> and remove some functions called for SMP configurations only.
>
> ...
>
> index 1179aa0..dc79409 100644
> --- a/arch/x86/kernel/setup.c
> +++ b/arch/x86/kernel/setup.c
> @@ -10,7 +10,7 @@
> #include <asm/setup.h>
> #include <asm/topology.h>
>
> -#ifdef CONFIG_HAVE_SETUP_PER_CPU_AREA
> +#if defined(CONFIG_HAVE_SETUP_PER_CPU_AREA) && defined(CONFIG_SMP)
This implies that we can have
CONFIG_HAVE_SETUP_PER_CPU_AREA && !CONFIG_SMP
which a) appears to be true and b) seems rather dumb?
next parent reply other threads:[~2008-04-19 1:50 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <200804181736.m3IHatLo009568@hera.kernel.org>
2008-04-19 1:49 ` Andrew Morton [this message]
2008-04-19 2:21 ` x86: clean up non-smp usage of cpu maps Mike Travis
2008-04-19 3:04 ` Andrew Morton
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