powerpc/ps3: Fix system hang with GCC 5 builds

[pandora-kernel.git] / kernel / pid.c

diff --git a/kernel/pid.c b/kernel/pid.c
index e432057..fa5f722 100644 (file)
--- a/kernel/pid.c
+++ b/kernel/pid.c
@@ -27,7 +27,7 @@
  */
 
 #include <linux/mm.h>
-#include <linux/module.h>
+#include <linux/export.h>
 #include <linux/slab.h>
 #include <linux/init.h>
 #include <linux/rculist.h>
@@ -418,7 +418,9 @@ EXPORT_SYMBOL(pid_task);
  */
 struct task_struct *find_task_by_pid_ns(pid_t nr, struct pid_namespace *ns)
 {
-       rcu_lockdep_assert(rcu_read_lock_held());
+       rcu_lockdep_assert(rcu_read_lock_held(),
+                          "find_task_by_pid_ns() needs rcu_read_lock()"
+                          " protection");
        return pid_task(find_pid_ns(nr, ns), PIDTYPE_PID);
 }