[lm-sensors] [patch]hp_accel: Fix race in device removal
akpm at linux-foundation.org
Tue May 11 04:57:25 CEST 2010
On Tue, 11 May 2010 07:55:07 +0200 Oliver Neukum <oneukum at 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.
> 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?
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