Re: 2.6.12-rc1-mm1: resume regression [update] (was: Re: 2.6.12-rc1-mm1: Kernel BUG at pci:389)

Rafael J. Wysocki
2005-03-23T22:30:05Z

Hi,

On Tuesday, 22 of March 2005 22:49, Rafael J. Wysocki wrote:
> Hi,
>
> On Tuesday, 22 of March 2005 12:01, Pavel Machek wrote:
> > Hi!
> >
> > > Will this do it for the moment?
> >
> > Its certainly better.
>
> With the Len's patch applied I have to unload the modules:
>
> ohci_hcd
> ehci_hcd
> yenta_socket
>
> before suspend as each of them hangs the box solid during either
> suspend or resume. Moreover, when I tried to load the ehci_hcd
> module back after resume, it hanged the box solid too.

This behavior is apparently caused by the call to pci_write_config_word() with
pmcsr = 0 in drivers/pci/pci.c:pci_set_power_state().

Well, I don't think I can do anything more about it myself. :-)

Greets,
Rafael

--
- Would you tell me, please, which way I ought to go from here?
- That depends a good deal on where you want to get to.
-- Lewis Carroll "Alice's Adventures in Wonderland"