linux-kernel - Re: Attempted summary of suspend-blockers LKML thread, take three

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Message-ID: <20100814131845.58544209@notabene>
Date:	Sat, 14 Aug 2010 13:18:45 +1000
From:	Neil Brown <neilb@...e.de>
To:	"Rafael J. Wysocki" <rjw@...k.pl>
Cc:	Arve Hjønnevåg <arve@...roid.com>,
	Jesse Barnes <jbarnes@...tuousgeek.org>,
	Brian Swetland <swetland@...gle.com>,
	Felipe Contreras <felipe.contreras@...il.com>,
	"Ted Ts'o" <tytso@....edu>, Alan Stern <stern@...land.harvard.edu>,
	paulmck@...ux.vnet.ibm.com, Alan Cox <alan@...rguk.ukuu.org.uk>,
	david@...g.hm, linux-pm@...ts.linux-foundation.org,
	linux-kernel@...r.kernel.org, mjg59@...f.ucam.org, pavel@....cz,
	florian@...kler.org, peterz@...radead.org, tglx@...utronix.de,
	menage@...gle.com, david-b@...bell.net, James.Bottomley@...e.de,
	arjan@...radead.org, swmike@....pp.se, galibert@...ox.com,
	dipankar@...ibm.com
Subject: Re: Attempted summary of suspend-blockers LKML thread, take three

On Fri, 13 Aug 2010 17:07:02 +0200
"Rafael J. Wysocki" <rjw@...k.pl> wrote:

> > 
> > There is no absolute need to start the suspend process from within the
> > kernel, but it makes the user space code much simpler for what we
> > need.  
> 
> I'm entirely aware of that.  Still, I think user space is the right place to
> initiate system suspend.
> 

For what it's worth - I completely agree.

Clearly there is no a lot of unanimity on this, and so lots of room to
experiment with different approaches.  It's best if we leave as much as
possible of that experimentation in user-space - just have the kernel do what
cannot be done elsewhere.

NeilBrown
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