linux-kernel - Re: Suspend-resume failure on Intel Eagle Lake Core2Duo

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Message-ID: <alpine.DEB.2.20.1707281649210.1828@nanos>
Date:   Fri, 28 Jul 2017 16:50:43 +0200 (CEST)
From:   Thomas Gleixner <tglx@...utronix.de>
To:     Tomi Sarvela <tomi.p.sarvela@...el.com>
cc:     Martin Peres <martin.peres@...ux.intel.com>,
        jeffy.chen@...k-chips.com, linux-kernel@...r.kernel.org
Subject: Re: Suspend-resume failure on Intel Eagle Lake Core2Duo

On Fri, 28 Jul 2017, Tomi Sarvela wrote:
> On 28/07/17 17:13, Thomas Gleixner wrote:
> > On Fri, 28 Jul 2017, Tomi Sarvela wrote:
> > > On 28/07/17 16:15, Thomas Gleixner wrote:
> > > > Another question. Is the machine completely dead or not?
> > > 
> > > Completely dead. Powerled is on, so host isn't shut down.
> > 
> > So that means it does not even power the machine down. That's what I
> > expected least.
> > 
> > > Serial or network if don't give any signs of life.
> > 
> > > Patch applies cleanly but still getting the same error:
> > 
> > Sorry for the noise. I'm an idiot trying to do 10 things at once. This time
> > it actually compiles and links.
> > 
> > If the machine does still not powerdown with this applied, then please redo
> > the 'platform' test and grab the trace for that one.
> 
> This patch fixes the issue. Below is the dmesg from the testrun (sorry for the
> spam, we're primarily testing i915 issues).

Can you please retrieve the trace data from:

/sys/kernel/debug/tracing/trace

and provide that. The dmesg does not help much.

Thanks,

	tglx