debug: use dev_WARN() rather than WARN_ON() in device_pm_add()

device_pm_add() has a WARN_ON that is showing relatively high on
kerneloops.org, but unfortunately the WARN_ON is less than useful
in that it doesn't print any information about what device is causing
the issue.

This patch fixes this by turning the WARN_ON() into the newly
introduces dev_WARN() which will print information about the
device in question.

Signed-off-by: Arjan van de Ven <arjan@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Arjan van de Ven 2008-09-20 19:09:00 -07:00 коммит произвёл Greg Kroah-Hartman
Родитель e61396627f
Коммит 728f08934b
1 изменённых файлов: 1 добавлений и 1 удалений

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@ -83,7 +83,7 @@ void device_pm_add(struct device *dev)
* transition is in progress in order to avoid leaving them
* unhandled down the road
*/
WARN_ON(true);
dev_WARN(dev, "Parentless device registered during a PM transaction\n");
}
list_add_tail(&dev->power.entry, &dpm_list);