From mboxrd@z Thu Jan  1 00:00:00 1970
From: Jesse Barnes <jbarnes@virtuousgeek.org>
Subject: Re: 2.6.25-rc2 System no longer powers off after
	suspend-to-disk. Screen becomes green.
Date: Wed, 20 Feb 2008 16:17:51 -0800
Message-ID: <200802201617.51387.jbarnes@virtuousgeek.org>
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To: "Rafael J. Wysocki" <rjw@sisk.pl>
Cc: Jeff Chua <jeff.chua.linux@gmail.com>, Dave Airlie <airlied@linux.ie>, Greg KH <gregkh@suse.de>, lkml <linux-kernel@vger.kernel.org>, suspend-devel List <suspend-devel@lists.sourceforge.net>, linux-acpi@vger.kernel.org, Linus Torvalds <torvalds@linux-foundation.org>
List-Id: linux-acpi@vger.kernel.org

On Wednesday, February 20, 2008 3:49 pm Rafael J. Wysocki wrote:
> > And just to confirm that, I just tested the current DRM modules against a
> > 2.6.23.15 kernel.
>
> In 2.6.23.x there's no second ->suspend() during hibernation, so no wonder.

In 2.6.23 it's just:
  ->suspend()
  ->resume()
  *S4*
?

I ask because we still do the D3hot call in the DRM tree, so the hang should 
still occur unless the PM or ACPI core has changed.

> I'll figure out how to work around this issue in the current mainline, but
> a real fix will only be possible when we have separate callbacks for
> hibernation.

Ok, thanks.

Jesse

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