1 files changed, 8 insertions, 3 deletions

diff --git a/include/linux/sched.h b/include/linux/sched.h
index a913fca9e70d..99855f694ebd 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -752,6 +752,7 @@ struct task_struct {
 
         /* PID/PID hash table linkage. */
         struct pid pids[PIDTYPE_MAX];
+        struct list_head thread_group;
 
         struct completion *vfork_done;          /* for vfork() */
         int __user *set_child_tid;              /* CLONE_CHILD_SETTID */
@@ -1192,13 +1193,17 @@ extern void wait_task_inactive(task_t * p);
 #define while_each_thread(g, t) \
         while ((t = next_thread(t)) != g)
 
-extern task_t * FASTCALL(next_thread(const task_t *p));
-
 #define thread_group_leader(p)  (p->pid == p->tgid)
 
+static inline task_t *next_thread(task_t *p)
+{
+        return list_entry(rcu_dereference(p->thread_group.next),
+                                task_t, thread_group);
+}
+
 static inline int thread_group_empty(task_t *p)
 {
-        return list_empty(&p->pids[PIDTYPE_TGID].pid_list);
+        return list_empty(&p->thread_group);
 }
 
 #define delay_group_leader(p) \