Messages in this thread | | | Date | Sun, 30 May 2010 13:11:42 -0700 | From | mark gross <> | Subject | Re: [linux-pm] [patch] complain when users abuse the pm_qos API |
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On Sun, May 30, 2010 at 09:50:01PM +0200, Rafael J. Wysocki wrote: > On Sunday 30 May 2010, 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@thegnar.org> > > > > > > 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? > > It is an API violation if I understand that correctly.
Yeah, it is, but now that I'm thinking clearly perhaps a better fix would be to change the prototype of pm_qos_update_request to return something so callers can check for success.
Lets fix the API rather than use this patch. Please dopt apply it.
--mgross
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