linux-kernel - Re: [PATCH 17/63] edac_mce: Add an interface driver to report mce errors via edac

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Message-ID: <20090925160501.03a0f37d@infradead.org>
Date:	Fri, 25 Sep 2009 16:05:01 +0200
From:	Arjan van de Ven <arjan@...radead.org>
To:	Borislav Petkov <borislav.petkov@....com>
Cc:	Mauro Carvalho Chehab <mchehab@...hat.com>,
	bluesmoke-devel@...ts.sourceforge.net,
	linux-kernel@...r.kernel.org, Ingo Molnar <mingo@...e.hu>
Subject: Re: [PATCH 17/63] edac_mce: Add an interface driver to report mce
 errors via edac

On Fri, 25 Sep 2009 15:56:26 +0200
> > 1) edac_mce is not a module (see patch 18). So, just calling a
> > routine on edac_mce should be safe, even at NMI;
> 
> no, I mean the ->check_error member - it could call into a module if
> i7core_edac is compiled as such.

calling modular code from NMI is not a fatal event though.

calling printk or taking spinlocks otoh..




-- 
Arjan van de Ven 	Intel Open Source Technology Centre
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