Re: MTRR breaking module joystick.o ?

Richard Gooch (rgooch@atnf.csiro.au)
Wed, 31 Mar 1999 17:55:00 +1000


Vojtech Pavlik writes:
> On Wed, Mar 31, 1999 at 05:12:22PM +1000, Richard Gooch wrote:
>
> > Well, I doubt that the MTRR code is to blame, since it's pretty
> > self-contained. More likely it changes the kernel footprint slightly
> > and in the joystick driver there is a bug that is triggered by the
> > change.
>
> Quite unlikely - the major is registered quite soon in the init_module
> function, so, there would need to be a major memory-overwriting bug
> in the timer calibrating routine, which I doubt.

The MTRR setup code happens very early in the boot process, so it has
the potential to affect anything that comes after it.

Regards,

Richard....

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