Date: Thu, 5 Nov 2015 19:46:30 +0200
From: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com>
To: Jeremiah Mahler <jmmahler@gmail.com>, tpmdd-devel@lists.sourceforge.net,
        linux-kernel@vger.kernel.org, peterhuewe@gmx.de,
        gregkh@linuxfoundation.org, jgunthorpe@obsidianresearch.com,
        dhowells@redhat.com, artem.bityutskiy@linux.intel.com,
        Marcel Selhorst <tpmdd@selhorst.net>
Subject: Re: [tpmdd-devel] [BUG, bisect, PATCH 04/10] tpm: move the PPI
 attributes to character device directory.
Message-ID: <20151105174630.GA13061@intel.com>
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On Thu, Nov 05, 2015 at 08:47:58AM -0800, Jeremiah Mahler wrote:
> Jarkko,
> 
> On Thu, Nov 05, 2015 at 01:05:45PM +0200, Jarkko Sakkinen wrote:
> > On Thu, Nov 05, 2015 at 11:22:55AM +0200, Jarkko Sakkinen wrote:
> > > On Wed, Nov 04, 2015 at 10:17:05AM -0800, Jeremiah Mahler wrote:
> > > > Jarkko, all,
> > > > 
> [...]
> > > > 
> > > > The commit for this patch (9b774d5cf2db4) present in the latest
> > > > linux-next (20151101+) breaks suspend/resume on an Acer C720 Chromebook.
> > > > The computer will successfully suspend but when a resume is attempted
> > > > a blank screen is displayed for a few seconds and then it reboots.
> > > 
> > > I think I have this same model at home (have to check). If it is, I can
> > > try to reproduce it today when I get back to home.
> > 
> > Yup, it's C720P!
> > 
> > > What kind of environment are you running?
> > > Are you able to acquire kernel logs?
> > 
> > Both of these questions still apply. Even if I create the same
> > environment, your logs might have something useful embedded.
> > 
> > Thank you for reporting this issue! I'll try to find a way to reproduce
> > and fix it at latest for -rc2.
> > 
> > > > -- 
> > > > - Jeremiah Mahler
> > 
> > /Jarkko
> 
> I have attached the full dmesg.  The following snippets looked
> particularly interesting.

I'll look at the logs with time tomorrow. What kind of distribution you
have in your system? Can you also send your kernel config?

I have the same laptop at hand and would like to setup exactly the same
environment.

/Jarkko
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