workqueue: implement lockup detector

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

diff --git a/include/linux/workqueue.h b/include/linux/workqueue.h
index 0197358f1e815ff51d51f91fe2453a778a364da4..0e32bc71245ef46b90aa21112e4d2bef42cc5950 100644 (file)
--- a/include/linux/workqueue.h
+++ b/include/linux/workqueue.h
@@ -618,4 +618,10 @@ static inline int workqueue_sysfs_register(struct workqueue_struct *wq)
 { return 0; }
 #endif /* CONFIG_SYSFS */
 
+#ifdef CONFIG_WQ_WATCHDOG
+void wq_watchdog_touch(int cpu);
+#else  /* CONFIG_WQ_WATCHDOG */
+static inline void wq_watchdog_touch(int cpu) { }
+#endif /* CONFIG_WQ_WATCHDOG */
+
 #endif