linux-kernel - Re: [PATCH] gpiolib: fix allocation of mixed dynamic/static GPIOs

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]

Message-ID: <CAHp75Vexy1p8E5VYj=kX9VPxAghzVwbh3ANvLVP4yrxkHZ+H7A@mail.gmail.com>
Date:   Thu, 27 Apr 2023 14:01:21 +0300
From:   Andy Shevchenko <andy.shevchenko@...il.com>
To:     Christophe Leroy <christophe.leroy@...roup.eu>
Cc:     Andreas Kemnade <andreas@...nade.info>,
        "linus.walleij@...aro.org" <linus.walleij@...aro.org>,
        "brgl@...ev.pl" <brgl@...ev.pl>,
        "linux-gpio@...r.kernel.org" <linux-gpio@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        ": Tony Lindgren" <tony@...mide.com>,
        Aaro Koskinen <aaro.koskinen@....fi>,
        "linux-omap@...r.kernel.org" <linux-omap@...r.kernel.org>
Subject: Re: [PATCH] gpiolib: fix allocation of mixed dynamic/static GPIOs

On Thu, Apr 27, 2023 at 1:55 PM Christophe Leroy
<christophe.leroy@...roup.eu> wrote:
> Le 27/04/2023 à 12:46, Andy Shevchenko a écrit :
> > On Thu, Apr 27, 2023 at 1:37 PM Andreas Kemnade <andreas@...nade.info> wrote:
> >> On Thu, 27 Apr 2023 06:20:34 +0000
> >> Christophe Leroy <christophe.leroy@...roup.eu> wrote:

...

> >> I will send a v2 of this patch with refined logic.
> >
> > Actually it would be nice to integrate a warning (if we don't have it
> > yet) when adding a GPIO chip with a static allocation and which will
> > overlap the dynamic base. Can you add that into your v2?
> >
>
> At the time being we have a warning for all static allocations,
> allthough their has been some discussion about reverting it, see commit
> 502df79b8605 ("gpiolib: Warn on drivers still using static gpiobase
> allocation")

Ah, even better! Then no need to have a specific one, thanks!

-- 
With Best Regards,
Andy Shevchenko