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Subject: Re: irqpoll causing some breakage?
From: Alan Cox <alan@lxorguk.ukuu.org.uk>
To: Hans-Christian Armingeon <mog.johnny@gmx.net>
Cc: Daniel Drake <dsd@gentoo.org>, linux-kernel@vger.kernel.org
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Date: Tue, 09 Aug 2005 17:44:03 +0100
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On Maw, 2005-08-09 at 10:57 +0200, Hans-Christian Armingeon wrote:
> PortA --- Keyboard with integrated mouse
> PortB --- Hub
> HubPortA --- Mouse
> HubPortA --- Trackball
> 
> The mice don't work, when I plug them directly into Port A or B .
> 
> The keyboard works ervery time.

Then its not irqpoll related because the keyboard and mouse are using
the same IRQ in some of the cases you describe.