Re: [linux-pm] [PATCH 1/3] PCI: Rework default handling of suspend and resume

From: Takashi Iwai
Date: Sun Dec 07 2008 - 04:45:23 EST

At Sat, 6 Dec 2008 22:00:59 -0800 (PST),
Linus Torvalds wrote:
> On Sat, 6 Dec 2008, Arjan van de Ven wrote:
> >
> > the problem is that the system bios can have reassigned interrupts
> > after resume, and afaik we need to re-evaluate the ACPI methods to
> > get the new mapping.
> > So we need to unregister + re-register to make that happen
> Can you give actual examples of real life situations?

There were such cases on intel8x0 and maestro3 on-board sound devices,
but all they were about hibernate, IIRC. Just though a quick git
log search, I found the following:

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