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From: Oliver Neukum on 11 May 2010 02:10
Am Dienstag, 11. Mai 2010 04:57:25 schrieb Andrew Morton:
> On Tue, 11 May 2010 07:55:07 +0200 Oliver Neukum <oneukum(a)suse.de> wrote:
>
> > Am Dienstag, 11. Mai 2010 00:46:32 schrieb Andrew Morton:
> > > But alas, I (and presumably others) cannot confirm that, because you
> > > didn't describe the bug :( This also means that if someone hits a
> > > problem with this driver, they won't easily be able to work out whether
> > > this patch will fix it.
> > >
> > >
> > > Under what circumstances does it trigger?
> > >
> > > What are the observed effects when it triggers?
> > >
> > > Please always include this sort of information when sending bugfixes, thanks.
> >
> > Sorry,
> >
> > the patch closes a window during which a work queue might remain
> > active after the device is removed and would then lead to ACPI calls
> > with undefined behavior.
>
> Had anyone observed this in the field? Was a machine crashing, perhaps?

No, this was found during a code review.

Regards
Oliver
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