linux-kernel - Re: Keyboard weirdness: keys get stuck

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Message-ID: <20080329234358.GA28667@linux.vnet.ibm.com>
Date:	Sun, 30 Mar 2008 05:13:58 +0530
From:	Dhaval Giani <dhaval@...ux.vnet.ibm.com>
To:	Richard Jonsson <richie@...erworld.net>
Cc:	linux-kernel@...r.kernel.org,
	Srivatsa Vaddagiri <vatsa@...ux.vnet.ibm.com>,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	Ingo Molnar <mingo@...e.hu>
Subject: Re: Keyboard weirdness: keys get stuck

On Sat, Mar 29, 2008 at 11:39:24PM +0100, Richard Jonsson wrote:
> Richard Jonsson skrev:
>> With 2.6.25-rc6-git-something I have experienced stuck keys. When typing a 
>>  sentence a character repeats aboooooooout 10 times, or as 'about' above 
>> ;). I tested with a new kernel today, 2.6.25-rc7-git-something and the 
>> problem is still present.
>>
>> With 2.6.25-rc3 the keyboard is fine, and I've not tried with any kernel 
>> in between.
>>
>> As a side note, timestamps gets mixed up in dmesg output in a 1-2 second 
>> span. Maybe related?
>>
>> This is on a HP dv2140eu laptop, x86_64 SMP. Please cc me if you want 
>> configuration details or testing to be done.
>>
>
> I should add that while watching a movie I noticed that video stutters 
> every now and then, on an irregular basis. It lasts for approx a second 
> each time.

Can you check if you have CONFIG_GROUP_SCHED enabled? If so, can you
disable and test?

Thanks,
-- 
regards,
Dhaval
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