Re: [PATCH 3/3] ie31200_edac: Add driver

From: Jason Baron
Date: Wed Apr 09 2014 - 14:57:40 EST


On 04/09/2014 01:36 PM, Borislav Petkov wrote:
> On Wed, Apr 09, 2014 at 05:17:53PM +0000, Luck, Tony wrote:
>> The E3-12xx processors connect out to a different (desktop) chipset
>> from the E5 (server parts). Perhaps that means the memory controller
>> are different too???
>
> You gotta love how Intel has a different memory controller for server
> and desktop parts. :-)
>

Right, so maybe the fact that its a desktop chipset means that it behaves
differently and doesn't raise MCEs on memory errors. We have a bunch
of these processors and we haven't yet seen an MCE raised on a memory
error.

> Btw, is that the official memory controller name you'd like the edac
> driver to be called - ie31200? I'm asking because it should probably
> have a name which denotes the memory controller and not the processor
> series... (who knows, we might find that memory controller built in
> somewhere else :-))
>
> Thanks.
>

The reason I went with ie31200 is that afaiu the memory controller
hub is integrated into the cpu. Another alternative might be ie312xx?

Thanks,

-Jason

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