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SubjectRe: [PATCH] PM: Prevent waiting forever on asynchronous resume after abort
On Thu, 2 Sep 2010, Colin Cross wrote:

> >> I think it would be better to change device_pm_init() and add a
> >> complete_all().
> >
> > I agree.
> That would work, and was my first solution, but it increases the
> reliance on the completion variable being left completed between state
> transitions, which is undocumented and unnecessary. It seems more
> straightforward to me to only wait on the parent if the parent is
> suspended.

How about calling complete_all() from within dpm_prepare() as well?
Then it will get initialized properly at the beginning of every sleep
transition.

Alan Stern



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