linux-kernel - Re: [PATCH] ACPI, APEI: Fix BERT resources conflict with ACPI NVS area

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <20170216103215.ppo2oe7byql5r6ve@pd.tnic>
Date:   Thu, 16 Feb 2017 11:32:15 +0100
From:   Borislav Petkov <bp@...e.de>
To:     "Huang, Ying" <ying.huang@...el.com>
Cc:     "Rafael J. Wysocki" <rjw@...ysocki.net>,
        Len Brown <lenb@...nel.org>,
        Tomasz Nowicki <tomasz.nowicki@...aro.org>,
        Tony Luck <tony.luck@...el.com>, Fu Wei <fu.wei@...aro.org>,
        linux-acpi@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] ACPI, APEI: Fix BERT resources conflict with ACPI NVS
 area

On Thu, Feb 16, 2017 at 06:24:39PM +0800, Huang, Ying wrote:
> The NVS area is excluded when request the resources, because the NVS
> area has been marked as busy already.  But the whole BERT memory area is
> mapped, so we can read from it.

So you're saying the NVS area is part of the BERT area and we can access
the whole range?

-- 
Regards/Gruss,
    Boris.

SUSE Linux GmbH, GF: Felix Imendörffer, Jane Smithard, Graham Norton, HRB 21284 (AG Nürnberg)
--