Re: clock too slow (6 times !) in kernel 2.0.36+ (Xeon450/permedia2)

Alan Cox (alan@lxorguk.ukuu.org.uk)
Tue, 15 Dec 1998 16:29:04 +0000 (GMT)

> the machine has a Permedia 2 AGP video card, that gets set to IRQ10 by
> the BIOS.
> The kernel clock runs fine, until I start X (XFree86-3DLabs-3.3.3). After
> that, the clock runs about six times too slow.
> So it takes about 6 seconds before there have been 100 timer interrupts.

You need to report Xserver problems to the XFree project. They run the
server in user space highly priviledged so it is capable of screwing up
things like the clock.

> I've disabled all ACPI/APM features in the bios, as the bios help says
> that those things can use IRQ10 too.)

That fact may be very relevant. Can you get the card to change IRQ.

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