Re: [RFC][PATCH -mm 1/3] PM: Hibernation and suspend notifiers

Pavel Machek
2007-05-30T22:29:56Z

Hi!

> > I think the rule should be: If you need to do something _before_ tasks are
> > frozen, do it in PM_PRE_FREEZE, but if you can do that after the tasks have
> > been frozen, do it on PM_HIBERNATION_PREPARE (or PM_SUSPEND_PREPARE in the
> > suspend case).
>
> OTOH, having considered it for a while, I think that for now I can add just
> PM_PRE_FREEZE and PM_POST_THAW, as I don't have any user for the other ones.
> The other events may be added in the future if need be (along with some users).
>
> I'll post revised patches in a new thread.

Yes please.

(Hmm, but you may create 4 of them PM_PRE_HIBERNATION, PM_PRE_SUSPEND,
PM_POST_HIBERNATION, PM_POST_SUSPEND -- I'd call all of them before
freeze and after thaw, but if we drop freezer for suspend, we won't
have to rename anything.)
Pavel
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