linux-kernel - Re: [PATCH 3/4] ACPI / APEI: Drop uninformative messages during boot

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 for Android: free password hash cracker in your pocket

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

Date:   Fri, 21 Jul 2017 15:27:31 +0200
From:   Borislav Petkov <bp@...e.de>
To:     Punit Agrawal <punit.agrawal@....com>
Cc:     linux-kernel@...r.kernel.org, lorenzo.pieralisi@....com,
        sudeep.holla@....com, linux-acpi@...r.kernel.org,
        "Rafael J. Wysocki" <rjw@...ysocki.net>
Subject: Re: [PATCH 3/4] ACPI / APEI: Drop uninformative messages during boot

On Thu, Jul 20, 2017 at 06:50:51PM +0100, Punit Agrawal wrote:
> "Firmware does not support APEI firmware first mode"
> 
> Thoughts?

I guess the simplest would be to add a third state to that hest_disable
to denote "HEST table not found" and then exit ghes_init() early, based on
checking it.

Otherwise ghes_init() inits a bunch of things which you probably don't
want on a platform which doesn't support APEI.

-- 
Regards/Gruss,
    Boris.

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