psi: fix aggregation idle shut-off

[sfrench/cifs-2.6.git] / kernel / workqueue_internal.h

diff --git a/kernel/workqueue_internal.h b/kernel/workqueue_internal.h
index 66fbb5a9e633b4fbe2b9d6090774ad89a8bfebf9..cb68b03ca89aaf074821a1dfe5a2152c31d3a9d3 100644 (file)
--- a/kernel/workqueue_internal.h
+++ b/kernel/workqueue_internal.h
@@ -53,6 +53,9 @@ struct worker {
 
        /* used only by rescuers to point to the target workqueue */
        struct workqueue_struct *rescue_wq;     /* I: the workqueue to rescue */
+
+       /* used by the scheduler to determine a worker's last known identity */
+       work_func_t             last_func;
 };
 
 /**
@@ -67,9 +70,10 @@ static inline struct worker *current_wq_worker(void)
 
 /*
  * Scheduler hooks for concurrency managed workqueue.  Only to be used from
- * sched/core.c and workqueue.c.
+ * sched/ and workqueue.c.
  */
 void wq_worker_waking_up(struct task_struct *task, int cpu);
 struct task_struct *wq_worker_sleeping(struct task_struct *task);
+work_func_t wq_worker_last_func(struct task_struct *task);
 
 #endif /* _KERNEL_WORKQUEUE_INTERNAL_H */