On Tue, Apr 26, 2005 at 02:33:28AM -0400, Adam Belay wrote:
> On Tue, Apr 26, 2005 at 01:39:20PM +1000, Benjamin Herrenschmidt wrote:
> >
> > > I believe it should just do suspend(PMSG_SUSPEND) before system
> > > shutdown. If you think distintion between shutdown and suspend is
> > > important (I am not 100% convinced it is), we can just add flag
> > > saying "this is system shutdown".
> > >
> > > Actually this patch should be in the queue somewhere... We had it in
> > > suse trees for a long time, and IMO it can solve problem easily.
> >
> > I think we probably want a distinct state for shutdown ...
>
> Yes, it's possible we do. I'm not sure what every platform requires. The
> question is should we make this change to pm_message_t in the short term?
> "->shutdown", even though incorrect, seems to fill this role.
>
> Greg, have you seen shutdown methods doing anything special other than
> standard "->suspend" stuff?
Don't know, never looked. Try looking at the system and platform
drivers, I think those are the only ones that have that callback hooked
up right now.
thanks,
greg k-h
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