linux-kernel - Re: [TuxOnIce-devel] [RFC] TuxOnIce

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Message-ID: <20090509130338.GB10859@elf.ucw.cz>
Date:	Sat, 9 May 2009 15:03:38 +0200
From:	Pavel Machek <pavel@....cz>
To:	"Rafael J. Wysocki" <rjw@...k.pl>
Cc:	nigel@...onice.net, linux-pm@...ts.linux-foundation.org,
	tuxonice-devel@...ts.tuxonice.net, linux-kernel@...r.kernel.org
Subject: Re: [TuxOnIce-devel] [RFC] TuxOnIce

Hi!

> > > > Actually, I see advantages of working together versus fighting flame wars.
> > > > Please stop that, I'm not going to take part in it this time.
> > > 
> > > Ok, so what do you propose? Merging tuxonice into 2.6.32, resulting in
> > > having swsusp,uswsusp *and* tuxonice to maintain? I hope not.
> > > 
> > > If we are talking about improving mainline to allow tuxonice
> > > functionality... then yes, that sounds reasonable.
> > 
> > I'd like to see use have all three for one or two releases of vanilla,
> > just to give time to work out any issues that haven't been foreseen.
> > Once we're all that there are confident there are no regressions with
> > TuxOnIce, I'd remove swsusp. That's my ideal plan of attack.
> 
> So this is an idea to replace our current hibernation implementation with
> TuxOnIce.
> 
> Which unfortunately I don't agree with.
> 
> I think we can get _one_ implementation out of the three, presumably keeping
> the user space interface that will keep the current s2disk binaries happy, by
> merging TuxOnIce code _gradually_.  No "all at once" approach, please.
> 
> And by "merging" I mean _exactly_ that.  Not adding new code and throwing
> away the old one.
> 
> While I can work on creating one hibernation implementation by taking the
> best ideas from all of the implementation we have at hand, I surely won't be
> working on replacing our current code with TuxOnIce.  If that disappoints you,
> then I'm sorry.

FWIW, I agree with Rafael here. Improving the current code in
reasonable steps is the way to go.
									Pavel
-- 
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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