Matthew Dharm writes:
> Not long ago, I learned that IRQ 9 is commonly used by ACPI. [ ... ]
> Booting with "acpi=off" makes them all work. I have no idea why. You may
> also want to fiddle with any BIOS settings to enable/disable ACPI.
Interesting! Though it wouldn't help in this case -- I already
disable ACPI in my kernel, because otherwise I get kacpid lockups
(kernel bug 8274). But I wonder if IRQ sharing is part of the reason
some machines get a runaway kacpid and others don't?
...Akkana
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