Re: PS2 mouse going nuts during cdparanoia session.

From: Jens Axboe (
Date: Wed Jul 16 2003 - 12:16:07 EST

On Wed, Jul 16 2003, Alan Cox wrote:
> On Mer, 2003-07-16 at 18:03, Jens Axboe wrote:
> > > The IDE CD drive is using DMA, and interrupts are unmasked.
> > > according to the logs, its happened 32 times since I last
> > Yes. You can try and make the situation a little better by unmasking
> > interrupts with -u1. Or you can try and use a ripper that actually uses
> He already is

Yeah I noticed know :)

> > SG_IO, that way you can use dma (and zero copy) for the rips. That will
> > be lots more smooth.
> So why isnt this occuring on 2.4 .. thats the important question here is
> this a logging thing, a new input layer bug, an ide bug or what ?

Dave, have you tried 2.4 newest? Some of the newer IDE stuff kept
interrupts off for ages, maybe it's on 2.4 also. Also Dave, can you try
and do a vmstat 1 while ripping and PS2 dropping out?

Jens Axboe

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