linux-kernel - Re: [PATCH RFC v4 07/13] regulator: find active protections during initialization

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] [day] [month] [year] [list]

Date:   Tue, 4 Jul 2023 14:49:02 +0100
From:   Mark Brown <broonie@...nel.org>
To:     Benjamin Bara <bbara93@...il.com>
Cc:     Matti Vaittinen <mazziesaccount@...il.com>,
        Liam Girdwood <lgirdwood@...il.com>,
        support.opensource@...semi.com,
        DLG-Adam.Ward.opensource@...renesas.com,
        Martin Fuzzey <martin.fuzzey@...wbird.group>,
        linux-kernel@...r.kernel.org,
        Benjamin Bara <benjamin.bara@...data.com>
Subject: Re: [PATCH RFC v4 07/13] regulator: find active protections during
 initialization

On Mon, Jul 03, 2023 at 08:43:47PM +0200, Benjamin Bara wrote:
> On Mon, 26 Jun 2023 at 18:49, Mark Brown <broonie@...nel.org> wrote:

> > Yes, this isn't really the idiom we normally adopt - the default thing
> > is to just leave the hardware untouched, that should not usually be
> > regarded as a problem.

> Thanks for clarifying. I will now activate the constraint instead of erroring
> out. This guarantees that the workaround will still be applied, so basically
> similar to the current bd718x7 implementation. I would still keep the message as
> a warn, or should I drop it too? My idea is to let the user know that there is
> some kind of monitoring going on but the device-tree is not aware of it.

I would leave the warning off, I'd say it's more unusual that it might
be possible to disable the montioring than that it's being enabled - a
lot of devices either have fixed limits or only allow the limit to be
configured without allowing it to be completely disabled.

Download attachment "signature.asc" of type "application/pgp-signature" (489 bytes)