linux-kernel - Re: [RFC PATCH] edac: add support for ARM PL310 L2 cache parity

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Date:	Wed, 9 Apr 2014 19:47:01 +0200
From:	Borislav Petkov <bp@...en8.de>
To:	Punnaiah Choudary <kpc528@...il.com>
Cc:	Rob Herring <robherring2@...il.com>,
	Punnaiah Choudary Kalluri 
	<punnaiah.choudary.kalluri@...inx.com>,
	Doug Thompson <dougthompson@...ssion.com>,
	"devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
	"linux-doc@...r.kernel.org" <linux-doc@...r.kernel.org>,
	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	linux-edac@...r.kernel.org, Michal Simek <michal.simek@...inx.com>,
	Rob Herring <robh+dt@...nel.org>,
	Pawel Moll <pawel.moll@....com>,
	Mark Rutland <mark.rutland@....com>,
	Ian Campbell <ijc+devicetree@...lion.org.uk>,
	Kumar Gala <galak@...eaurora.org>,
	Rob Landley <rob@...dley.net>,
	punnaiah choudary kalluri <kalluripunnaiahchoudary@...il.com>,
	punnaiah choudary kalluri <punnaia@...inx.com>
Subject: Re: [RFC PATCH] edac: add support for ARM PL310 L2 cache parity

On Wed, Apr 09, 2014 at 10:59:49PM +0530, Punnaiah Choudary wrote:
> There is a driver file cache-l2x0.c under arch/arm/mm for pl310 cache
> configuration and management. Russel king had suggested to use
> single driver file for both pl310 edac implementation and cache-l2x0.c
> Here is the thread
> http://www.spinics.net/lists/arm-kernel/msg320407.html
> 
> please provide your inputs

Well, it is very simple - you don't really need an EDAC compilation unit
just so that you can report errors - you can very well do that in your
cache-l2x0.c and boom, problem solved.

Simply move the irq handler and the parity error checker to that file.

:-)

-- 
Regards/Gruss,
    Boris.

Sent from a fat crate under my desk. Formatting is fine.
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