posix-cpu-timers: Assert task sighand is locked while starting cputime counter

[linux-2.6-microblaze.git] / include / linux / sched / signal.h

diff --git a/include/linux/sched/signal.h b/include/linux/sched/signal.h
index b9126fe..0310a5a 100644 (file)
--- a/include/linux/sched/signal.h
+++ b/include/linux/sched/signal.h
@@ -714,6 +714,12 @@ static inline void unlock_task_sighand(struct task_struct *task,
        spin_unlock_irqrestore(&task->sighand->siglock, *flags);
 }
 
+#ifdef CONFIG_LOCKDEP
+extern void lockdep_assert_task_sighand_held(struct task_struct *task);
+#else
+static inline void lockdep_assert_task_sighand_held(struct task_struct *task) { }
+#endif
+
 static inline unsigned long task_rlimit(const struct task_struct *task,
                unsigned int limit)
 {