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Date: Wed, 11 Jul 2007 15:17:25 -0400
From: Chuck Ebbert <cebbert@redhat.com>
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To: Alessandro Zummo <alessandro.zummo@towertech.it>
CC: Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
       tglx@linutronix.de, Tim Gardner <tim.gardner@canonical.com>
Subject: Re: acpi regression on some laptops
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On 07/10/2007 10:00 AM, Alessandro Zummo wrote:
> 
>  Hello,
> 
>    with respect to commit e9e2cdb412412326c4827fc78ba27f410d837e6e 
>  and the thread at [1] I just wanted to let you all know that
>  the problem is still present :)
> 
>  I tried several combo of options, but only acpi=off or acpi=ht
>  will let the PC boot.
> 
>  I'm trying to debug it.. any help/pointers are appreciated. I dont't
>  have a deep knowledge of the subsystems involved.

What options did you try?

  nohpet
  nohz=off
  highres=off

Should be tried in various combinations.