linux-kernel - Re: [PATCH v2 4/7] ghes_edac: avoid multiple calls to dmi

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Date:   Fri, 11 Aug 2017 11:04:14 +0200
From:   Borislav Petkov <bp@...en8.de>
To:     "Kani, Toshimitsu" <toshi.kani@....com>
Cc:     "linux-acpi@...r.kernel.org" <linux-acpi@...r.kernel.org>,
        "lenb@...nel.org" <lenb@...nel.org>,
        "mchehab@...nel.org" <mchehab@...nel.org>,
        "tony.luck@...el.com" <tony.luck@...el.com>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "linux-edac@...r.kernel.org" <linux-edac@...r.kernel.org>,
        "rjw@...ysocki.net" <rjw@...ysocki.net>
Subject: Re: [PATCH v2 4/7] ghes_edac: avoid multiple calls to dmi_walk()

On Mon, Aug 07, 2017 at 05:59:15PM +0000, Kani, Toshimitsu wrote:
> I think we should keep the current scheme, which registers an mci for

No we shouldn't.

> each GHES entry.  ghes_edac_report_mem_error() expects that error-
> reporting is serialized per a GHES entry.  Sharing a single mci among
> all GHES entries / error interfaces might lead to a race condition.

See how I solved it in my patchset and feel free to reuse it.

-- 
Regards/Gruss,
    Boris.

ECO tip #101: Trim your mails when you reply.
--