Date: Sun, 11 Jan 2004 00:37:33 +0100
From: Vojtech Pavlik <vojtech@suse.cz>
To: Gunter =?iso-8859-1?Q?K=F6nigsmann?= <gunter@peterpall.de>
Cc: Dmitry Torokhov <dtor_core@ameritech.net>, linux-kernel@vger.kernel.org,
       Andrew Morton <akpm@osdl.org>
Subject: Re: [PATCH 1/2] Synaptics rate switching
Message-ID: <20040110233733.GA24197@ucw.cz>
References: <Pine.LNX.4.53.0401091101170.1050@calcula.uni-erlangen.de> <200401100344.03758.dtor_core@ameritech.net> <200401100345.17211.dtor_core@ameritech.net> <Pine.LNX.4.53.0401102241130.1980@calcula.uni-erlangen.de>
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On Sat, Jan 10, 2004 at 11:05:23PM +0100, Gunter K?nigsmann wrote:
> 
> Tried it. Doesn't change a thing. Means: I get about half the number of
> warning messages, but that just corresponds to half the number of packets.
> 
> 
> What helps a lot, but not to 100% (get bad keypresses anyway) is
> totally deactivating the ACPI. Killing all processes that access /proc/acpi
> seems again to help a bit.
> 
> And The number of Warnings seemingly increases with the labtop
> temperature... In a really cold room I get nearly no warnings at all.
> Jitter? Hardware, that is simply broken?
> 
> 
> Anyway, --- with Dmitrys patches I get hardly ever little bad events, just
> warnings --- and --- well... I can live with them,
> 

Can you check whether you've enabled usage of the ACPI timer for
timekeeping?

If yes, disable it.

-- 
Vojtech Pavlik
SuSE Labs, SuSE CR
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