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Re: arm qemu boot failures in -next due to 'PM / Domains: add setter for dev.pm_domain'

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On Mon, Jan 11, 2016 at 10:55:00AM -0800, Tony Lindgren wrote:
> * Guenter Roeck <linux@roeck-us.net> [160111 09:51]:
> > Hi,
> > 
> > I see 6 out of 24 arm qemu tests failing in next-20160111. Bisect points
> > to commit 989561de9b51 ("PM / Domains: add setter for dev.pm_domain").
> > Failures are silent - there is no output on the console.
> > Affected tests are
> > 
> > arm:beagle:multi_v7_defconfig:omap3-beagle
> > arm:beaglexm:multi_v7_defconfig:omap3-beagle-xm
> > arm:overo:multi_v7_defconfig:omap3-overo-tobi
> > arm:beagle:omap2plus_defconfig:omap3-beagle
> > arm:beaglexm:omap2plus_defconfig:omap3-beagle-xm
> > arm:overo:omap2plus_defconfig:omap3-overo-tobi
> > 
> > For details please see the 'next' column at http://server.roeck-us.net:8010/builders.
> > 
> > Reverting the offending commit fixes the problems.
> > 
> > Please let me know if there is anything I can do to help tracking down the problem.
> 
> The following fixes the booting, but I wonder if it's a

Yes, it does. 

Tested-by: Guenter Roeck <linux@roeck-us.net>

> proper fix?
> 
That I don't know.

Guenter

> --- a/drivers/base/power/common.c
> +++ b/drivers/base/power/common.c
> @@ -145,9 +145,10 @@ void dev_pm_domain_set(struct device *dev, struct dev_pm_domain *pd)
>  {
>  	if (dev->pm_domain == pd)
>  		return;
> -
> -	WARN(device_is_bound(dev),
> -	     "PM domains can only be changed for unbound devices\n");
> +	if (device_is_registered(dev)) {
> +		WARN(device_is_bound(dev),
> +		     "PM domains can only be changed for unbound devices\n");
> +	}
>  	dev->pm_domain = pd;
>  	device_pm_check_callbacks(dev);
>  }

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arm qemu boot failures in -next due to 'PM / Domains: add setter for  dev.pm_domain' Guenter Roeck <linux@roeck-us.net> - 2016-01-11 19:00 +0100
  Re: arm qemu boot failures in -next due to 'PM / Domains: add setter  for dev.pm_domain' Tony Lindgren <tony@atomide.com> - 2016-01-11 20:00 +0100
    Re: arm qemu boot failures in -next due to 'PM / Domains: add setter  for dev.pm_domain' Guenter Roeck <linux@roeck-us.net> - 2016-01-11 21:10 +0100
      Re: arm qemu boot failures in -next due to 'PM / Domains: add setter for dev.pm_domain' "Rafael J. Wysocki" <rjw@rjwysocki.net> - 2016-01-11 23:50 +0100
        Re: arm qemu boot failures in -next due to 'PM / Domains: add setter  for dev.pm_domain' Guenter Roeck <linux@roeck-us.net> - 2016-01-12 00:50 +0100
          Re: arm qemu boot failures in -next due to 'PM / Domains: add setter  for dev.pm_domain' Tony Lindgren <tony@atomide.com> - 2016-01-12 01:20 +0100
            Re: arm qemu boot failures in -next due to 'PM / Domains: add setter  for dev.pm_domain' "Rafael J. Wysocki" <rafael@kernel.org> - 2016-01-12 01:30 +0100
    Re: arm qemu boot failures in -next due to 'PM / Domains: add setter  for dev.pm_domain' Fabio Estevam <festevam@gmail.com> - 2016-01-11 21:20 +0100
      Re: arm qemu boot failures in -next due to 'PM / Domains: add setter  for dev.pm_domain' Guenter Roeck <linux@roeck-us.net> - 2016-01-11 21:50 +0100
        Re: arm qemu boot failures in -next due to 'PM / Domains: add setter for dev.pm_domain' "Rafael J. Wysocki" <rjw@rjwysocki.net> - 2016-01-12 00:00 +0100

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