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SubjectRe: [PATCH 3/3] Sound (HDA Intel): Restore PCI configuration space with interrupts off
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On Thursday, 11 of December 2008, Takashi Iwai wrote:
> At Thu, 11 Dec 2008 21:03:16 +0100,
> Rafael J. Wysocki wrote:
> >
> > On Thursday, 11 of December 2008, Takashi Iwai wrote:
> > > At Sun, 07 Dec 2008 10:47:56 +0100,
> > > I wrote:
> > > >
> > > > At Sat, 6 Dec 2008 20:45:35 -0800,
> > > > Jesse Barnes wrote:
> > > > >
> > > > > On Saturday, December 6, 2008 6:09 am Rafael J. Wysocki wrote:
> > > > > > From: Rafael J. Wysocki <rjw@sisk.pl>
> > > > > > Subject: Sound (HDA Intel): Restore PCI configuration space with interrupts
> > > > > > off
> > > > > >
> > > > > > Move the restoration of the standard PCI configuration registers
> > > > > > in the snd_hda_intel driver to a ->resume_early() callback executed
> > > > > > with interrupts disabled, since doing that with interrupts enabled
> > > > > > may lead to problems in some cases.
> > > > > >
> > > > > > This patch addresses the regression from 2.6.26 tracked as
> > > > > > http://bugzilla.kernel.org/show_bug.cgi?id=12121 .
> > > > >
> > > > > Since I only applied 1 and 2 you'll need to send this one through Takashi.
> > > >
> > > > OK, I merged it to for-next branch now.
> > > > It should appear in the linux-next tree of tomorrow.
> > >
> > > There is no build errors at least on linux-next, but I guess the
> > > testing about PM has been rarely done on linux-next kernel...
> > >
> > > BTW, Rafael, is this particular patch (against hda_intel.c) works in
> > > general or dependent on other two patches?
> >
> > It should be safe without the other patches too.
>
> OK, but this alone doesn't make much sense without others, right?
>
> I'm asking this because I'm not pretty sure how this should be handled.
> Certainly it must be in 2.6.29, but about for 2.6.28...

Well, I think 2.6.29 would be fine.

Thanks,
Rafael


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