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From: Dmitry Torokhov <dtor_core@ameritech.net>
To: Jan De Luyck <lkml@kcore.org>
Cc: linux-kernel@vger.kernel.org
Subject: Re: [2.6.6] Synaptics driver is 'jumpy'
Date: Sun, 16 May 2004 14:29:10 -0500	[thread overview]
Message-ID: <200405161429.10448.dtor_core@ameritech.net> (raw)
In-Reply-To: <200405162106.29858.lkml@kcore.org>

On Sunday 16 May 2004 02:06 pm, Jan De Luyck wrote:
> On Sunday 16 May 2004 19:18, Dmitry Torokhov wrote:
> > Hmm.. there was no changes to PS/2 processing between 2.6.5 and 2.6.6
> > except for some Logitech tweaking, but it should not affect Synaptics
> > handling in any way...
> >
> > Could you check if you still have DMA enabled on your disks, check your
> > time source (TSC, ACPI PM timer, etc) and probably boot with acpi off?
> >
> > Thank you.
> 
> Dmitry,
> 
> Booting with acpi=off fixes the problem, although I'm curious to what the
> problem actually is.
> 
> I've attached the dmesgs from 2.6.6, 2.6.5, and 2.6.6 with acpi=off.
> 
> There is a line that says "Invalid control registers" that I wonder where it
> comes from, but you might see something more here than I do.
> 

It comes from speedstep-centrino module, could you please try booting with ACPI
but without speedstep-centrino loaded? Also, does it help if you do not compile/
load ACPI battery module?

-- 
Dmitry

  reply	other threads:[~2004-05-16 19:29 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2004-05-16 10:22 Jan De Luyck
2004-05-16 17:18 ` Dmitry Torokhov
2004-05-16 19:06   ` Jan De Luyck
2004-05-16 19:29     ` Dmitry Torokhov [this message]
2004-05-17  6:32       ` Jan De Luyck
2004-05-17  6:42         ` Dmitry Torokhov
2004-05-17  7:04           ` Jan De Luyck
2004-05-17  8:45             ` Alexander Bruder
2004-05-16 11:27 P. Christeas
2004-05-16 13:28 ` Jan De Luyck
2004-05-16 15:02   ` Alexander Bruder
2004-05-16 17:55     ` aeriksson
2004-05-16 18:27       ` aeriksson
2004-05-17  1:08 ` jnf

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