From: Matthew Garrett <matthew.garrett@nebula.com>
To: Steven Newbury <steve@snewbury.org.uk>
CC: "Rafael J. Wysocki" <rjw@sisk.pl>, James Hogan <james@albanarts.com>,
        Linus Torvalds <torvalds@linux-foundation.org>,
        Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
        Kamal Mostafa <kamal@canonical.com>,
        "Rafael J. Wysocki" <rafael.j.wysocki@intel.com>,
        ACPI Devel Maling List <linux-acpi@vger.kernel.org>
Subject: Re: Linux 3.11-rc2
Thread-Topic: Linux 3.11-rc2
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Date: Tue, 23 Jul 2013 19:51:54 +0000
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On Tue, 2013-07-23 at 18:47 +0100, Steven Newbury wrote:

> In the code as was present in the linux-pm/bleeding-edge tree I would
> encounter a hard lockup on keyboard brightness trigger.  This also occurred with
> the code as it initially hit mainline, but a later commit fixed the crash*, but
> resulted in no backlight controls being available at all.
> /sys/class/backlight  is empty.

This is an Intel system using the i915 driver?

-- 
Matthew Garrett | mjg59@srcf.ucam.org
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