linux-kernel - Re: [PATCH] ACPI / PCI: Make _SxD/

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Message-Id: <201207112104.49173.rjw@sisk.pl>
Date:	Wed, 11 Jul 2012 21:04:48 +0200
From:	"Rafael J. Wysocki" <rjw@...k.pl>
To:	Greg KH <gregkh@...uxfoundation.org>
Cc:	Bjorn Helgaas <bhelgaas@...gle.com>, Len Brown <lenb@...nel.org>,
	ACPI Devel Mailing List <linux-acpi@...r.kernel.org>,
	Linux PM list <linux-pm@...r.kernel.org>,
	linux-pci@...r.kernel.org, Alan Stern <stern@...land.harvard.edu>,
	"Oleksij Rempel (fishor)" <bug-track@...her-privat.net>,
	LKML <linux-kernel@...r.kernel.org>, stable@...r.kernel.org
Subject: Re: [PATCH] ACPI / PCI: Make _SxD/_SxW check follow ACPI 4.0a spec

On Wednesday, July 11, 2012, Greg KH wrote:
> On Wed, Jul 11, 2012 at 11:07:56AM +0200, Rafael J. Wysocki wrote:
> > On Wednesday, July 11, 2012, Greg KH wrote:
> > > On Sun, Apr 29, 2012 at 10:44:16PM +0200, Rafael J. Wysocki wrote:
> > > > From: Oleksij Rempel <bug-track@...her-privat.net>
> > > > 
> > > > This patch makes _SxD/_SxW check follow the ACPI 4.0a specification
> > > > more closely and fixes suspend bug found on ASUS Zenbook UX31E.
> > > > 
> > > > Some OEM use _SxD fileds do blacklist brocken Dx states.
> > > > If _SxD/_SxW return values are check before suspend as appropriate,
> > > > some nasty suspend/resume issues may be avoided.
> > > > 
> > > > References: https://bugzilla.kernel.org/show_bug.cgi?id=42728
> > > > Signed-off-by: Oleksij Rempel <bug-track@...her-privat.net>
> > > > Signed-off-by: Rafael J. Wysocki <rjw@...k.pl>
> > > > ---
> > > > 
> > > > Bjorn, Len,
> > > > 
> > > > This is -stable material and therefore v3.4 as well, IMO.  Please let me
> > > > know if one of you can take it or whether you want me to handle it all the
> > > > way to Linus.
> > > 
> > > What ever hapened to this patch?
> > 
> > It was split and partially merged.  As far as the other part is concerned,
> > the jury is still out.
> 
> Ok, I'll wait for someone to ask for it to be added to the stable tree
> before I do anything.

In fact, it should have been marked as -stable material, so please add:

commit dbe9a2edd17d843d80faf2b99f20a691c1853418
Author: Rafael J. Wysocki <rjw@...k.pl>
Date:   Tue May 29 21:21:07 2012 +0200

    ACPI / PM: Make acpi_pm_device_sleep_state() follow the specification

Thanks,
Rafael
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