linux-kernel - Re: [PATCH 3/3] ghes_edac: add platform check to enable ghes

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Message-ID: <1500561189.2042.35.camel@hpe.com>
Date:   Thu, 20 Jul 2017 14:42:25 +0000
From:   "Kani, Toshimitsu" <toshi.kani@....com>
To:     "bp@...en8.de" <bp@...en8.de>
CC:     "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "tglx@...utronix.de" <tglx@...utronix.de>,
        "mchehab@...nel.org" <mchehab@...nel.org>,
        "rjw@...ysocki.net" <rjw@...ysocki.net>,
        "srinivas.pandruvada@...ux.intel.com" 
        <srinivas.pandruvada@...ux.intel.com>,
        "tony.luck@...el.com" <tony.luck@...el.com>,
        "lenb@...nel.org" <lenb@...nel.org>,
        "linux-acpi@...r.kernel.org" <linux-acpi@...r.kernel.org>,
        "linux-edac@...r.kernel.org" <linux-edac@...r.kernel.org>
Subject: Re: [PATCH 3/3] ghes_edac: add platform check to enable ghes_edac

On Thu, 2017-07-20 at 06:16 +0200, Borislav Petkov wrote:
> On Wed, Jul 19, 2017 at 04:56:17PM +0000, Kani, Toshimitsu wrote:
> > Since ghes_edac has not been used for a long time, I have a feeling
> > that not so many vendors want to use it.  In the case of HPE, we do
> > not need to update with each platform since "HPE" "Server" will
> > cover all platforms we need.
> 
> Does the apei_osc_setup() detection with the uuid work on HP systems?

Yes, the following message is shown on HP systems.  Please note that
WHEA is a Windows-defined interface.

"GHES: APEI firmware first mode is enabled by APEI bit and WHEA _OSC."

Thanks,
-Toshi