linux-kernel - Re: [regression] Bug 216904 - backlight brighness control with video missing /sys/class/backlight interface

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Date:   Fri, 17 Feb 2023 13:16:39 +0100
From:   "Linux regression tracking #update (Thorsten Leemhuis)" 
        <regressions@...mhuis.info>
To:     Hans de Goede <hdegoede@...hat.com>
Cc:     walter59 <walter.moeller@...ller-it.net>,
        Adrien <kernel@...rip.fr>, LKML <linux-kernel@...r.kernel.org>,
        "regressions@...ts.linux.dev" <regressions@...ts.linux.dev>
Subject: Re: [regression] Bug 216904 - backlight brighness control with video missing /sys/class/backlight interface

[TLDR: This mail in primarily relevant for Linux kernel regression
tracking. See link in footer if these mails annoy you.]

On 12.01.23 15:14, Linux kernel regression tracking (Thorsten Leemhuis)
wrote:
> 
> I noticed a regression report in bugzilla.kernel.org. As many (most?)
> kernel developer don't keep an eye on it, I decided to forward it by
> mail. Quoting from https://bugzilla.kernel.org/show_bug.cgi?id=216904 :

#regzbot inconclusive: it appears that dropping acpi_backlight=vendor
solves this
#regzbot ignore-activity

(at least it did for somebody else that was affected by this; the
reporter did not respond in a while)

Ciao, Thorsten (wearing his 'the Linux kernel's regression tracker' hat)
--
Everything you wanna know about Linux kernel regression tracking:
https://linux-regtracking.leemhuis.info/about/#tldr
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