AcoSail/kernel_optimize_test
8
0
Fork 0
forked from luck/tmp_suning_uos_patched
Code Pull Requests Activity

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

Browse Source 
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 committed by Greg Kroah-Hartman
parent e61396627f
commit 728f08934b
1 changed files with 1 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
drivers/base/power/main.c
View File

@ -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);