Re:RE: interrupts across PCI bridge(s) not handled

From: Frank Horowitz
Date: Wed Nov 05 2003 - 04:13:24 EST

On Mon, 3 Nov 2003, Linux Torvalds wrote:

> On Mon, 3 Nov 2003, Charles Martin wrote:
> >
> > I enabled ACPI, and the interrupts are now assigned correctly,
> > and in the range of 48-51:
> Good.
> > I didn't realize that ACPI is related to interrupt management
> > as well as power control. Is there any downside to using ACPI?
> The downside to ACPI is that it's a complex standard, and with
> complexity
> comes the inevitable bugs. As you just found out, it does a lot more
> than
> just power control (the "C" is for "Configuration").
> On some machines the ACPI support is even more broken than other BIOS
> tables, but it's getting better.

I infer from this discussion that the old (2.2.x-era) rule-of-thumb
about disabling ACPI for SMP systems is now dangerous advice. True?
(Even for a 2.4.x series kernel?) Any other "gotchas" with ACPI and SMP

Frank Horowitz

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