linux-kernel - Re: [linux-pm] [PATCH 0/8] Suspend block api (version 8)

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Message-ID: <20100601221230.7f7d892b@schatten.dmk.lab>
Date:	Tue, 1 Jun 2010 22:12:30 +0200
From:	Florian Mickler <florian@...kler.org>
To:	Florian Mickler <florian@...kler.org>
Cc:	markgross@...gnar.org, 640e9920@...il.com,
	"Rafael J. Wysocki" <rjw@...k.pl>,
	Arve Hjønnevåg <arve@...roid.com>,
	Alan Stern <stern@...land.harvard.edu>,
	Peter Zijlstra <peterz@...radead.org>,
	Linux PM <linux-pm@...ts.linux-foundation.org>,
	Brian Swetland <swetland@...gle.com>,
	Alan Cox <alan@...rguk.ukuu.org.uk>,
	Matthew Garrett <mjg59@...f.ucam.org>,
	Thomas Gleixner <tglx@...utronix.de>,
	LKML <linux-kernel@...r.kernel.org>, Ingo Molnar <mingo@...e.hu>
Subject: Re: [linux-pm] [PATCH 0/8] Suspend block api (version 8)

On Tue, 1 Jun 2010 22:00:35 +0200
Florian Mickler <florian@...kler.org> wrote:

> On Tue, 1 Jun 2010 07:05:19 -0700
> mark gross <640e9920@...il.com> wrote:
> 
> > 
> > Only works 1/2 the time, but I like the idea!  
> > It fails to get the righ answer when constraints are reduced.  But, this
> > idea is a good improvement i'll roll into the next pm_qos update!
> > 
> > thanks!
> > 
> > --mgross
> 
> outch. shure. i had the binary block/unblock case in my mind. (where
> the comparitor would be just the logical &&)

And even there it wouldn't work in general. What about keeping the list
sorted? (Or using the rbtree implementation). Well, I'm getting some
sleep and tomorrow I will think about it some more. 

> cheers,
> Flo
> 
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