Re: [linux-pm] [patch] complain when users abuse the pm_qos API

From: mark gross
Date: Sun May 30 2010 - 16:07:46 EST


On Sun, May 30, 2010 at 09:03:18AM +1000, Nigel Cunningham wrote:
> Hi.
>
> On 30/05/10 06:08, Rafael J. Wysocki wrote:
> >On Saturday 29 May 2010, mark gross wrote:
> >>The following patch is to help clean up API abusers of pm_qos where
> >>they call update_request before registering a request.
> >>
> >>--mgross
> >>
> >>--Signed-off-by: markgross<markgross@xxxxxxxxxxx>
> >
> >Will there be a big issue if I push this during the next merge window?
>
> What's the point to the patch? That is: why is calling
> update_request before registering a request such a big problem that
> it demands a WARN() and dump stack?

If e1000e realy needs the latency set and makes assumptions that its
done its part, I would like to let them know that they have not
registerd the request they thought they did.

--mgross

>
> Regards,
>
> Nigel
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