linux-kernel - Re: [RFC][PATCH 0/2] PM / Sleep: Extended control of suspend/hibernate interfaces

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Message-Id: <201110251035.02607.rjw@sisk.pl>
Date:	Tue, 25 Oct 2011 10:35:02 +0200
From:	"Rafael J. Wysocki" <rjw@...k.pl>
To:	Valdis.Kletnieks@...edu
Cc:	NeilBrown <neilb@...e.de>,
	Linux PM list <linux-pm@...r.kernel.org>,
	mark gross <markgross@...gnar.org>,
	LKML <linux-kernel@...r.kernel.org>,
	John Stultz <john.stultz@...aro.org>,
	Alan Stern <stern@...land.harvard.edu>
Subject: Re: [RFC][PATCH 0/2] PM / Sleep: Extended control of suspend/hibernate interfaces

On Tuesday, October 25, 2011, Valdis.Kletnieks@...edu wrote:
> On Tue, 25 Oct 2011 13:52:44 +1100, NeilBrown said:
> > On Mon, 24 Oct 2011 12:23:43 +0200 "Rafael J. Wysocki" <rjw@...k.pl> wrote:
> >
> > > On Monday, October 24, 2011, NeilBrown wrote:
> > > > On Sun, 23 Oct 2011 15:16:36 +0200 "Rafael J. Wysocki" <rjw@...k.pl> wrote:
> > > > Similarly every system need one process to manage suspend.  It can be my
> > > > daemon or your daemon or Alan's daemon but it cannot be 2 or more of them
> > > > running at the same time as that doesn't make any more sense than having
> > > > systemd and init running at the same time.
> > >
> > > I agree that it doesn't makes sense.  I don't agree that it implies people
> > > won't try to do that.
> >
> > Does that matter?  If they complain, tell them it isn't a supported
> > configuration.
> 
> We however *should* design things in such a way that if a second one is started
> up, it tosses a nice obvious -EIDIOT error of some sort.

Well, that's exactly my point.

Thanks,
Rafael
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