linux-kernel - Re: [linux-pm] Re: [PATCH] Remove process freezer from suspend to RAM pathway

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Message-Id: <200707031350.01111.oliver@neukum.org>
Date:	Tue, 3 Jul 2007 13:50:00 +0200
From:	Oliver Neukum <oliver@...kum.org>
To:	Benjamin Herrenschmidt <benh@...nel.crashing.org>
Cc:	Miklos Szeredi <miklos@...redi.hu>,
	linux-pm@...ts.linux-foundation.org, nigel@...el.suspend2.net,
	mjg59@...f.ucam.org, linux-kernel@...r.kernel.org
Subject: Re: [linux-pm] Re: [PATCH] Remove process freezer from suspend to RAM pathway

Am Dienstag, 3. Juli 2007 schrieb Benjamin Herrenschmidt:
> On Tue, 2007-07-03 at 13:27 +0200, Oliver Neukum wrote:
> > > You are talking about hibernate, right?  Suspending (to ram) is
> > > instantaneous, in that _after_ suspend no CPU is active obviously.
> > 
> > If that is so, why do you care? If it is really atomic, fuse has no
> > chance
> > to call out to its component in user space either. Removing the
> > freezer
> > cannot make a difference.
> 
> It's not atomic. You will get called after suspend() in drivers. The
> thing is ... you just have to deal with it :-)

So you are volunteering to go through all drivers >:-> ?

	Regards
		Oliver

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