linux-kernel - Re: [PATCH 3/3] mce: acpi/apei: trace: Enable ghes memory error trace event

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Message-ID: <20130815194103.GK27616@pd.tnic>
Date:	Thu, 15 Aug 2013 21:41:03 +0200
From:	Borislav Petkov <bp@...en8.de>
To:	"Luck, Tony" <tony.luck@...el.com>
Cc:	Mauro Carvalho Chehab <m.chehab@...sung.com>,
	"Naveen N. Rao" <naveen.n.rao@...ux.vnet.ibm.com>,
	"bhelgaas@...gle.com" <bhelgaas@...gle.com>,
	"rostedt@...dmis.org" <rostedt@...dmis.org>,
	"rjw@...k.pl" <rjw@...k.pl>,
	"lance.ortiz@...com" <lance.ortiz@...com>,
	"linux-pci@...r.kernel.org" <linux-pci@...r.kernel.org>,
	"linux-acpi@...r.kernel.org" <linux-acpi@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 3/3] mce: acpi/apei: trace: Enable ghes memory error
 trace event

On Thu, Aug 15, 2013 at 07:20:29PM +0000, Luck, Tony wrote:
> In theory it could. The ACPI generic error structure used to report
> includes a 20-byte free format field which a BIOS could use to
> describe the location of the error. Haven't seen anyone do this yet -
> and our internal BIOS people looked at me like I was crazy to suggest
> such a thing. But I still entertain hopes that some OEM will do the
> right thing and raise the bar of usefulness.

Sadly, I can report similar experiences.

I did try to get the RAS hw people persuaded that spitting out the DIMM
mapping is best done by the BIOS because it has that info already -
it is a matter of carrying it out. Alas, more important events took
place... :)

-- 
Regards/Gruss,
    Boris.

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