Messages in this thread | | | Date | Fri, 2 Mar 2007 14:58:10 +0100 | From | Pavel Machek <> | Subject | Re: [lm-sensors] Could the k8temp driver be interfering with ACPI? |
| |
On Fri 2007-03-02 11:47:47, Matthew Garrett wrote: > On Fri, Mar 02, 2007 at 12:40:23PM +0100, Pavel Machek wrote: > > > Whitelist seems like a way to go :(. > > The DSDT code clearly can't touch the hardware itself - hardware access > is carried out by the kernel. If we can identify cases where ACPI reads > and writes would touch resources claimed by other drivers, that would be > a good starting point for working out what's going on. > > Of course, this ignores the case where the DSDT just traps into SMM > code. That one is clearly unsolvable.
We can't solve SMM stuff. (Whitelist needed :-).
Actually for the acpi stuff... we might wrap ACPI interpretter with a semaphore that needs to be taken before starting any AML code. Then just make sure sensors take same semaphore? Pavel -- (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
| |