linux-kernel - Re: Linux 3.11-rc2 (acpi backlight, revert)

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Message-ID: <51F1F9B2.9000302@naasa.net>
Date:	Fri, 26 Jul 2013 06:23:14 +0200
From:	Joerg Platte <jplatte@...sa.net>
To:	"Rafael J. Wysocki" <rjw@...k.pl>
CC:	James Hogan <james@...anarts.com>,
	Kamal Mostafa <kamal@...onical.com>,
	Jörg Otte <jrg.otte@...il.com>,
	Aaron Lu <aaron.lu@...el.com>, Kalle Valo <kvalo@...rom.com>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Matthew Garrett <matthew.garrett@...ula.com>,
	"Rafael J. Wysocki" <rafael.j.wysocki@...el.com>,
	Steven Newbury <steve@...wbury.org.uk>,
	ACPI Devel Maling List <linux-acpi@...r.kernel.org>,
	Martin Steigerwald <Martin@...htvoll.de>,
	Daniel Vetter <daniel.vetter@...ll.ch>,
	intel-gfx <intel-gfx@...ts.freedesktop.org>,
	Jani Nikula <jani.nikula@...ux.intel.com>
Subject: Re: Linux 3.11-rc2 (acpi backlight, revert)

On 25.07.2013 21:47, Rafael J. Wysocki wrote:

> Other people who experienced problems with backlight in 3.11-rc2, please let me
> know whether or not the revert works for you too if you can.

Before reverting the patch /sys/class/backlight was empty and backlight 
brightness was set to max, now it again contains a link to acpi_video0 
on my Thinkpad 420s with intel video and adjusting the backlight works 
again.

Joerg
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