linux-kernel - Re: [PATCH v3] x86: under bios control, restore AP's APIC

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Message-ID: <20091109083146.GA3484@ywang-moblin2.bj.intel.com>
Date:	Mon, 9 Nov 2009 16:31:46 +0800
From:	Yong Wang <yong.y.wang@...ux.intel.com>
To:	Ingo Molnar <mingo@...e.hu>
Cc:	Borislav Petkov <borislav.petkov@....com>,
	"H. Peter Anvin" <hpa@...or.com>,
	Thomas Gleixner <tglx@...utronix.de>,
	Suresh Siddha <suresh.b.siddha@...el.com>,
	Arjan van de Ven <arjan@...radead.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v3] x86: under bios control, restore AP's APIC_LVTTHMR
	to the BSP value

On Mon, Nov 09, 2009 at 08:59:57AM +0100, Ingo Molnar wrote:
> 
> That's true in Linus's tree but Boris Petkov fixed the MCE init 
> functions naming mess in the x86 tree, in these commits:
> 
>  b33a636: x86, mce: Add a global MCE init helper
>  5e09954: x86, mce: Fix up MCE naming nomenclature
> 
> Please base your patch on:
> 
>   http://people.redhat.com/mingo/tip.git/README
> 
> to have the latest MCE code. So if you stick that init function into 
> mcheck_init() in -tip it should be called once per bootup only. (I have 
> not checked the other boot dependencies, please do that.)
> 

By the time mcheck_init() executes, intel_init_thermal() has finished
running on BSP. Any suggestions on how to resolve this issue?

Thanks for your insights!
-Yong
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