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Date: Sat, 26 Jun 2010 19:43:39 -0700 (PDT)
From: David Brownell <david-b@pacbell.net>
Subject: Re: [linux-pm] [PATCH] PM: Make it possible to avoid wakeup events from being lost
To: Alan Stern <stern@rowland.harvard.edu>
Cc: linux-pm@lists.linux-foundation.org, "Rafael J. Wysocki" <rjw@sisk.pl>,
       mark gross <640e9920@gmail.com>, Florian Mickler <florian@mickler.org>,
       Neil Brown <neilb@suse.de>, linux-pci@vger.kernel.org,
       Dmitry Torokhov <dmitry.torokhov@gmail.com>,
       Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
       Jesse Barnes <jbarnes@virtuousgeek.org>,
       Arve@smtp1.linux-foundation.org
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> > This is a repeat of an issue I posted before, but
> > which for some reason I never saw email back ...
> 
> I replied to one of your emails on this topic.? Maybe you didn't see the reply.

I guess not; I'll see if there's some message
buried in a too-much-email folder.)
> 
> > basically, I think the notion of counting wakeup
> > events seems dubious on common hardware, ...
> I disagree.?
> 
> The "counting" isn't meant as a way of keeping track of the absolute
> number of these events.? It's more like a technique  for seeing how many
> remain outstanding at any time.

But if you can't count them with any
reliability, you can't know *that* either... so
there must be a a problem with that model.


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