lockdep: Add an in_workqueue_context() lockdep-based test function

[mirror_ubuntu-artful-kernel.git] / include / linux / workqueue.h

diff --git a/include/linux/workqueue.h b/include/linux/workqueue.h
index 9466e860d8c2a6dd816da1f7363117ebd56291f5..d0f7c8178498dbc8cd2fff32577a000a2bc1db8e 100644 (file)
--- a/include/linux/workqueue.h
+++ b/include/linux/workqueue.h
@@ -297,4 +297,8 @@ static inline long work_on_cpu(unsigned int cpu, long (*fn)(void *), void *arg)
 #else
 long work_on_cpu(unsigned int cpu, long (*fn)(void *), void *arg);
 #endif /* CONFIG_SMP */
+
+#ifdef CONFIG_LOCKDEP
+int in_workqueue_context(struct workqueue_struct *wq);
+#endif
 #endif