1 files changed, 5 insertions, 13 deletions

diff --git a/include/linux/task_work.h b/include/linux/task_work.h
index 294d5d5e90b1..fb46b03b1852 100644
--- a/include/linux/task_work.h
+++ b/include/linux/task_work.h
@@ -4,29 +4,21 @@
 #include <linux/list.h>
 #include <linux/sched.h>
 
-struct task_work;
-typedef void (*task_work_func_t)(struct task_work *);
-
-struct task_work {
-        struct hlist_node hlist;
-        task_work_func_t func;
-        void *data;
-};
+typedef void (*task_work_func_t)(struct callback_head *);
 
 static inline void
-init_task_work(struct task_work *twork, task_work_func_t func, void *data)
+init_task_work(struct callback_head *twork, task_work_func_t func)
 {
         twork->func = func;
-        twork->data = data;
 }
 
-int task_work_add(struct task_struct *task, struct task_work *twork, bool);
-struct task_work *task_work_cancel(struct task_struct *, task_work_func_t);
+int task_work_add(struct task_struct *task, struct callback_head *twork, bool);
+struct callback_head *task_work_cancel(struct task_struct *, task_work_func_t);
 void task_work_run(void);
 
 static inline void exit_task_work(struct task_struct *task)
 {
-        if (unlikely(!hlist_empty(&task->task_works)))
+        if (unlikely(task->task_works))
                 task_work_run();
 }