Re: [RFC][PATCH 1/3] PM: Introduce new top level suspend andhibernation callbacks

From: Pavel Machek
Date: Wed Mar 19 2008 - 17:17:32 EST


Hi!

> > So... we do prepare() but it detects new child, so it returns -EAGAIN.
> > so we call complete() based on description above
> > ...and then we call prepare() to suspend again?
>
> You misunderstood (maybe the comment needs to be clarified as above).

Yes, please :-).

> If prepare() returns any error (including -EAGAIN) then complete() does
> not get called. If prepare() returns successfully but the PM core
> detects that a new child was added while prepare() was running, then we
> call complete(), suspend the child, and call prepare() again.

Ok.

> > > + * @suspend: Executed before putting the system into a sleep state in which the
> > > + * contents of main memory are preserved. Quiesce the device, put it into
> >
> > content....is?
>
> It's okay to use "contents" -- analogous to the table of contents in a
> book. It's one of those weird corner cases where either alternative is
> acceptable.

Ok -- I guess I should get that english course ;-).
Pavel
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