Re: Could the k8temp driver be interfering with ACPI?

From: Chuck Ebbert
Date: Fri Feb 16 2007 - 14:34:23 EST


Andi Kleen wrote:
> Chuck Ebbert <cebbert@xxxxxxxxxx> writes:
>> So, could ACPI and the k8temp driver be at odds?
>
> Yes, there is no locking between ACPI and Linux drivers for register access.
> e.g. if there is a indexed register both try to access (and temperature
> sensors tend to use these things) they can race and get corrupted data.

I blacklisted the k8temp driver and everything looks OK now.

-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/