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Re: [RFC][PATCH] thunderbolt: icm: Ignore mailbox errors in icm_suspend()

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On Tuesday, July 25, 2017 01:00:12 PM Mika Westerberg wrote:
> On Tue, Jul 25, 2017 at 01:31:00AM +0200, Rafael J. Wysocki wrote:
> > From: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
> > 
> > On one of my test machines nhi_mailbox_cmd() called from icm_suspend()
> > times out and returnes an error which then is propagated to the
> > caller and causes the entire system suspend to be aborted which isn't
> > very useful.
> > 
> > Instead of aborting system suspend, print the error into the log
> > and continue.
> 
> I agree, it should not prevent suspend but I wonder why it fails in the
> first place? Can you check what is the return value?

As per the above, the error is a timeout, ie. -ETIMEDOUT.

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[RFC][PATCH] thunderbolt: icm: Ignore mailbox errors in icm_suspend() "Rafael J. Wysocki" <rjw@rjwysocki.net> - 2017-07-25 01:40 +0200
  Re: [RFC][PATCH] thunderbolt: icm: Ignore mailbox errors in  icm_suspend() Mika Westerberg <mika.westerberg@linux.intel.com> - 2017-07-25 12:10 +0200
    Re: [RFC][PATCH] thunderbolt: icm: Ignore mailbox errors in icm_suspend() "Rafael J. Wysocki" <rjw@rjwysocki.net> - 2017-07-25 18:20 +0200
      Re: [RFC][PATCH] thunderbolt: icm: Ignore mailbox errors in  icm_suspend() Mika Westerberg <mika.westerberg@linux.intel.com> - 2017-07-26 10:40 +0200
        Re: [RFC][PATCH] thunderbolt: icm: Ignore mailbox errors in icm_suspend() "Rafael J. Wysocki" <rjw@rjwysocki.net> - 2017-07-26 15:00 +0200
          Re: [RFC][PATCH] thunderbolt: icm: Ignore mailbox errors in  icm_suspend() Mika Westerberg <mika.westerberg@linux.intel.com> - 2017-07-26 15:20 +0200
            Re: [RFC][PATCH] thunderbolt: icm: Ignore mailbox errors in icm_suspend() "Rafael J. Wysocki" <rjw@rjwysocki.net> - 2017-07-26 19:20 +0200
              Re: [RFC][PATCH] thunderbolt: icm: Ignore mailbox errors in  icm_suspend() Mika Westerberg <mika.westerberg@linux.intel.com> - 2017-07-27 11:00 +0200
                Re: [RFC][PATCH] thunderbolt: icm: Ignore mailbox errors in icm_suspend() "Rafael J. Wysocki" <rjw@rjwysocki.net> - 2017-07-28 02:10 +0200
              RE: [RFC][PATCH] thunderbolt: icm: Ignore mailbox errors in  icm_suspend() "Jamet, Michael" <michael.jamet@intel.com> - 2017-07-31 09:10 +0200
                Re: [RFC][PATCH] thunderbolt: icm: Ignore mailbox errors in icm_suspend() Andy Shevchenko <andy.shevchenko@gmail.com> - 2017-07-31 11:40 +0200

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