linux-kernel - Re: [patch 1/2] x86,mcheck: Thermal monitoring depends on APIC being enabled

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Message-ID: <20091209145619.GA5788@lenovo>
Date:	Wed, 9 Dec 2009 17:56:19 +0300
From:	Cyrill Gorcunov <gorcunov@...il.com>
To:	tglx@...utronix.de, mingo@...e.hu, hpa@...or.com,
	macro@...ux-mips.org, yinghai@...nel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [patch 1/2] x86,mcheck: Thermal monitoring depends on APIC
	being enabled

On Tue, Dec 08, 2009 at 06:53:17PM +0300, Cyrill Gorcunov wrote:
> Add check if APIC is not disabled since thermal
> monitoring depends on it. As only apic gets disabled
> we should not try to install "thermal monitor" vector,
> print out that thermal monitoring is enabled and etc...
> 
> Note that "Intel Correct Machine Check Interrupts" already
> has such a check as well.
> 
> Also I decided to not add cpu_has_apic check into mcheck_intel_therm_init
> since even if it'll call apic_read on disabled apic -- it's safe
> here and allow us to save a few code bytes.
> 
> Reported-by: Thomas Gleixner <tglx@...utronix.de>
> Signed-off-by: Cyrill Gorcunov <gorcunov@...nvz.org>
> ---
>

Though the second patch is not for merging (i'm working on it) --
this one is still valid.
 
	-- Cyrill
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