linux-kernel - Re: 2.6.38.2 breaks suspend to disk

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Message-ID: <20110401061524.GB32378@elte.hu>
Date:	Fri, 1 Apr 2011 08:15:24 +0200
From:	Ingo Molnar <mingo@...e.hu>
To:	"Rafael J. Wysocki" <rjw@...k.pl>,
	stable kernel team <stable@...nel.org>
Cc:	Stefano Stabellini <stefano.stabellini@...citrix.com>,
	Ingo Molnar <mingo@...hat.com>,
	"H. Peter Anvin" <hpa@...or.com>,
	Michael Leun <lkml20101129@...ton.leun.net>,
	Yinghai Lu <yinghai@...nel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Greg Kroah-Hartman <gregkh@...e.de>,
	Mike Pagano <mpagano@...too.org>,
	Thomas Gleixner <tglx@...utronix.de>
Subject: Re: 2.6.38.2 breaks suspend to disk


* Rafael J. Wysocki <rjw@...k.pl> wrote:

> On Thursday, March 31, 2011, Stefano Stabellini wrote:
> > On Thu, 31 Mar 2011, Michael Leun wrote:
> > > Nope, unfortunately this does not change anything (neither when
> > > applying ontop of the tree resulting from bisecting, nor ontop
> > > 2.6.38.2).
> > > 
> > > Just to make shure there was no mistake when bisecting I did
> > > 
> > > patch -R -p1 <~/linux-2.6.38.y.git-ff518ea26654e05d325d996f6e3a7f5f569cc2d5.txt
> > > 
> > > and then indeed it worked again.
> > 
> > This patch fixes it for me.
> > 
> > 
> > ---
> > 
> > save cr4 to mmu_cr4_features at boot time
> > 
> > Signed-off-by: Stefano Stabellini <stefano.stabellini@...citrix.com>
> 
> Acked-by: Rafael J. Wysocki <rjw@...k.pl>
> 
> Peter, Ingo, please regard this as urgent, it breaks -stable.

Stable team, please revert it from -stable for now.

Who pushed it to -stable so soon, just a few days after the commit has hit .39 
upstream? It was not marked -stable in the commit either.

Thanks,

	Ingo
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