workqueue: fix dev_set_uevent_suppress() imbalance

mbizonfreebox · Joseph Salisbury · commit 03dec725d0bf · 2014-08-14T14:04:55.000-04:00
BugLink: http://bugs.launchpad.net/bugs/1356913 commit bddbceb upstream. Uevents are suppressed during attributes registration, but never restored, so kobject_uevent() does nothing. Signed-off-by: Maxime Bizon <mbizon@freebox.fr> Signed-off-by: Tejun Heo <tj@kernel.org> Fixes: 226223a Signed-off-by: Kamal Mostafa <kamal@canonical.com> Signed-off-by: Joseph Salisbury <joseph.salisbury@canonical.com>
diff --git a/kernel/workqueue.c b/kernel/workqueue.c
@@ -3415,6 +3415,7 @@ int workqueue_sysfs_register(struct workqueue_struct *wq)
 		}
 	}
 
+	dev_set_uevent_suppress(&wq_dev->dev, false);
 	kobject_uevent(&wq_dev->dev.kobj, KOBJ_ADD);
 	return 0;
 }

Original file line number	Diff line number	Diff line change
`@@ -3415,6 +3415,7 @@ int workqueue_sysfs_register(struct workqueue_struct *wq)`
`3415`	`3415`	`}`
`3416`	`3416`	`}`
`3417`	`3417`
	`3418`	`+ dev_set_uevent_suppress(&wq_dev->dev, false);`
`3418`	`3419`	`kobject_uevent(&wq_dev->dev.kobj, KOBJ_ADD);`
`3419`	`3420`	`return 0;`
`3420`	`3421`	`}`