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Date: Tue, 15 Jan 2008 23:12:49 +0100
From: Ingo Molnar <mingo@elte.hu>
To: Sam Ravnborg <sam@ravnborg.org>, Andrew Morton <akpm@linux-foundation.org>
Cc: Adrian Bunk <bunk@kernel.org>, Andi Kleen <andi@firstfloor.org>,
       rjw@sisk.pl, pavel@suse.cz, linux-kernel@vger.kernel.org
Subject: [patch for v2.6.24] fix section mismatch warning in page_alloc.c
Message-ID: <20080115221249.GE2665@elte.hu>
References: <20080110112607.GE28740@does.not.exist> <200801101242.53504.ak@suse.de> <20080110124702.GF28740@does.not.exist> <p73fxx5omck.fsf@bingen.suse.de> <20080110150911.GG28740@does.not.exist> <20080114135240.GA15357@elte.hu> <20080114140910.GA8507@uranus.ravnborg.org> <20080114145854.GA31695@elte.hu> <20080114150103.GA2700@elte.hu> <20080114195950.GA9257@uranus.ravnborg.org>
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* Sam Ravnborg <sam@ravnborg.org> wrote:

> [PATCH] mm: fix section mismatch warning in page_alloc.c
> 
> With CONFIG_HOTPLUG=n and CONFIG_HOTPLUG_CPU=y we saw following 
> warning: WARNING: mm/built-in.o(.text+0x6864): Section mismatch: 
> reference to .init.text: (between 'process_zones' and 
> 'pageset_cpuup_callback')
> 
> The culprint was zone_batchsize() which were annotated __devinit but 
> used from process_zones() which is annotated __cpuinit. 
> zone_batchsize() are used from another function annotated __meminit so 
> the only valid option is to drop the annotation of zone_batchsize() so 
> we know it is always valid to use it.

Andrew: a v2.6.24 mm fix i think.

Acked-by: Ingo Molnar <mingo@elte.hu>

	Ingo