linux-kernel - Re: [PATCH] pinctrl: at91-pio4: use dedicated lock class for IRQ

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: Thu, 21 Dec 2023 09:06:13 +0100
From: Linus Walleij <linus.walleij@...aro.org>
To: Alexis Lothoré <alexis.lothore@...tlin.com>
Cc: Ludovic Desroches <ludovic.desroches@...rochip.com>, 
	Nicolas Ferre <nicolas.ferre@...rochip.com>, 
	Alexandre Belloni <alexandre.belloni@...tlin.com>, Claudiu Beznea <claudiu.beznea@...on.dev>, 
	Thomas Petazzoni <thomas.petazzoni@...tlin.com>, linux-arm-kernel@...ts.infradead.org, 
	linux-gpio@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] pinctrl: at91-pio4: use dedicated lock class for IRQ

On Fri, Dec 15, 2023 at 10:35 PM Alexis Lothoré
<alexis.lothore@...tlin.com> wrote:

> Trying to suspend to RAM on SAMA5D27 EVK leads to the following lockdep
> warning:
(...)
> Fix lockdep false positive by setting a different class for parent and
> children IRQ
>
> Fixes: 776180848b57 ("pinctrl: introduce driver for Atmel PIO4 controller")
> Signed-off-by: Alexis Lothoré <alexis.lothore@...tlin.com>

Patch applied for fixes.

Yours,
Linus Walleij