linux-kernel - Re: [PATCH v1 1/1] pinctrl: intel: Restore the pins that used to be in Direct IRQ mode

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: <LV2PR21MB3397C9F4F2D37FA0B7BEE932A6DB9@LV2PR21MB3397.namprd21.prod.outlook.com>
Date:   Tue, 7 Feb 2023 17:06:03 +0000
From:   Jim Minter <jimminter@...rosoft.com>
To:     Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        Mika Westerberg <mika.westerberg@...ux.intel.com>,
        "linux-gpio@...r.kernel.org" <linux-gpio@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
CC:     Andy Shevchenko <andy@...nel.org>,
        Linus Walleij <linus.walleij@...aro.org>
Subject: Re: [PATCH v1 1/1] pinctrl: intel: Restore the pins that used to be
 in Direct IRQ mode

On Mon, Feb 6, 2023 at 3:16 PM Andy Shevchenko
<andriy.shevchenko@...xxxxxxxxxxxx> wrote:

> If the firmware mangled the register contents too much,
> check the saved value for the Direct IRQ mode. If it
> matches, we will restore the pin state.
>
> Reported-by: Jim Minter <jimminter@...xxxxxxxxxx>
> Fixes: 6989ea4881c8 ("pinctrl: intel: Save and restore pins in "direct IRQ" mode")
> Tested-by: Jim Minter <jimminter@...xxxxxxxxxx>
> Signed-off-by: Andy Shevchenko <andriy.shevchenko@...xxxxxxxxxxxx>
> ---
>
> Jim, this is a bit simplified version than what you tested. But it shouldn't
> be a functional changes. Anyway, it would be nice if you have a chance to give
> this a try.

Andy, I retested this simplified patch and it worked fine for me.

Many thanks,

Jim