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Date: Tue, 25 Jan 2011 15:07:27 +0100
From: castet.matthieu@free.fr
To: Matthias Hopf <mhopf@suse.de>
Cc: Lin Ming <ming.m.lin@intel.com>, Oliver Neukum <oneukum@suse.de>,
        rjw@sisk.pl, Thomas Gleixner <tglx@linutronix.de>,
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        Frederic Weisbecker <fweisbec@gmail.com>,
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        Andrew Morton <akpm@linux-foundation.org>,
        FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>,
        Jesse Barnes <jbarnes@virtuousgeek.org>,
        Stefano Stabellini <stefano.stabellini@eu.citrix.com>,
        Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>,
        Denys Vlasenko <vda.linux@googlemail.com>,
        Michal Marek <mmarek@suse.cz>, Yinghai Lu <yinghai@kernel.org>,
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        Pekka Enberg <penberg@cs.helsinki.fi>, Borislav Petkov <bp@alien8.de>,
        Suresh Siddha <suresh.b.siddha@intel.com>,
        Siarhei Liakh <sliakh.lkml@gmail.com>,
        Xuxian Jiang <jiang@cs.ncsu.edu>, Dave Airlie <airlied@redhat.com>,
        Tejun Heo <tj@kernel.org>, linux-kernel@vger.kernel.org
Subject: Re: [REGRESSION] S3 resume on SandyBridge doesn't work with NX protection (5bd5a45)
References: <20110119173710.GA1331@suse.de> <20110119230602.6dd34fa3@mat-laptop>
In-Reply-To: <20110119230602.6dd34fa3@mat-laptop>
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Quoting matthieu castet <castet.matthieu@free.fr>:

> Hi,
>
> Le Wed, 19 Jan 2011 18:37:11 +0100,
> Matthias Hopf <mhopf@suse.de> a écrit :
>
> > Git commit 5bd5a45 in Linus' tree "x86: Add NX protection for kernel
> > data" apparently breaks resume on SandyBridge machines. This is
> > supposed to be fixed with commit 691513f "x86: Resume trampoline must
> > be executable", but even git master (v2.6.38-rc1) shows the same
> > symptoms.
> Is it a 32bit or 64 bit kernel ?
>
> Could you post the dmesg of the kernel.
>
could you try the patch attached in
https://bugzilla.kernel.org/show_bug.cgi?id=27472