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authorThomas Gleixner2014-03-23 14:20:44 +0000
committerThomas Gleixner2014-03-25 17:33:42 +0100
commitea2e64f280d2a34a8ed9ae3d783cd770d14b70ec (patch)
tree49bbf487a2b6683f73d9970ba97598ba1a9da30d /kernel/workqueue.c
parent87291a9267ecc0a8efceb4d9cbd4da870f958fc1 (diff)
workqueue: Provide destroy_delayed_work_on_stack()
If a delayed or deferrable work is on stack we need to tell debug objects that we are destroying the timer and the work. Otherwise we leak the tracking object. Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Cc: Vince Weaver <vincent.weaver@maine.edu> Acked-by: Tejun Heo <tj@kernel.org> Link: http://lkml.kernel.org/r/20140323141939.911487677@linutronix.de Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'kernel/workqueue.c')
-rw-r--r--kernel/workqueue.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/kernel/workqueue.c b/kernel/workqueue.c
index 82ef9f3b7473..5b690b5a9e74 100644
--- a/kernel/workqueue.c
+++ b/kernel/workqueue.c
@@ -516,6 +516,13 @@ void destroy_work_on_stack(struct work_struct *work)
}
EXPORT_SYMBOL_GPL(destroy_work_on_stack);
+void destroy_delayed_work_on_stack(struct delayed_work *work)
+{
+ destroy_timer_on_stack(&work->timer);
+ debug_object_free(&work->work, &work_debug_descr);
+}
+EXPORT_SYMBOL_GPL(destroy_delayed_work_on_stack);
+
#else
static inline void debug_work_activate(struct work_struct *work) { }
static inline void debug_work_deactivate(struct work_struct *work) { }