Messages in this thread | | | Date | Sun, 07 Dec 2008 10:44:55 +0100 | From | Takashi Iwai <> | Subject | Re: [linux-pm] [PATCH 1/3] PCI: Rework default handling of suspend and resume |
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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: http://bugzilla.kernel.org/show_bug.cgi?id=4416
Takashi
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