linux-kernel - Re: [patch 2/4] clean up identify

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Message-Id: <20070407021401.a993892b.akpm@linux-foundation.org>
Date:	Sat, 7 Apr 2007 02:14:01 -0700
From:	Andrew Morton <akpm@...ux-foundation.org>
To:	Jeremy Fitzhardinge <jeremy@...p.org>
Cc:	Andi Kleen <ak@...e.de>, virtualization@...ts.osdl.org,
	lkml <linux-kernel@...r.kernel.org>
Subject: Re: [patch 2/4] clean up identify_cpu

On Fri, 06 Apr 2007 15:41:54 -0700 Jeremy Fitzhardinge <jeremy@...p.org> wrote:

> identify_cpu() is used to identify both the boot CPU and secondary
> CPUs, but it performs some actions which only apply to the boot CPU.
> Those functions are therefore really __init functions, but because
> they're called by identify_cpu(), they must be marked __cpuinit.
> 
> This patch splits identify_cpu() into identify_boot_cpu() and
> identify_secondary_cpu(), and calls the appropriate init functions
> from each.  Also, identify_boot_cpu() and all the functions it
> dominates are marked __init.

x86_64 uses this too.

WARNING: arch/x86_64/kernel/built-in.o - Section mismatch: reference to .init.text:mtrr_bp_init from .text.identify_cpu after 'identify_cpu' (at offset 0x655)
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