linux-kernel - Re: [regression] display dimming is slow and laggy

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Date:	Tue, 17 Jun 2008 15:53:08 +0200
From:	Maximilian Engelhardt <maxi@...monizer.de>
To:	Robert Hancock <hancockr@...w.ca>
Cc:	linux-kernel <linux-kernel@...r.kernel.org>
Subject: Re: [regression] display dimming is slow and laggy

On Tuesday 17 June 2008, Robert Hancock wrote:
> Maximilian Engelhardt wrote:
> > Hello,
> >
> > I'm using kernel 2.6.26-rc6 at the moment and with it dimming the display
> > is slow and laggy. Using kernel 2.6.25 doesn't show this problem.
> >
> > Here is a more detailed explanation:
> >
> > I'm dimming my display with the appropriate keys on my laptop (Fn +
> > right/left). Till kernel 2.6.25 this has worked without any problems. Now
> > I'm using 2.6.26-rc6 and using the keys the display is dimming much
> > slower and also laggy. By laggy I mean if I hit the keys for
> > increasing/decreasing brightness it starts dimming and when I release the
> > keys after some time it still continues dimming for some steps.
> >
> > My laptop is a Acer Travelmate 661lci and has an Intel 855 chipset.
> >
> > I'll attach my dmesg output, please tell me if you need any further
> > information.
>
> Think you forgot the dmesg.
Hm, I'm quite sure I did attach it. Here it is again:

http://bugzilla.kernel.org/show_bug.cgi?id=10919

> Are you seeing a "ACPI: EC: GPE storm 
> detected, disabling EC GPE" message? See:
>
> http://bugzilla.kernel.org/show_bug.cgi?id=10724

Yes, I see this message.

Maxi

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