1 files changed, 13 insertions, 6 deletions

diff --git a/kernel/workqueue_internal.h b/kernel/workqueue_internal.h
index 07650264ec15..ad83c96b2ece 100644
--- a/kernel/workqueue_internal.h
+++ b/kernel/workqueue_internal.h
@@ -29,16 +29,24 @@ struct worker {
         struct work_struct      *current_work;  /* L: work being processed */
         work_func_t             current_func;   /* L: current_work's fn */
         struct pool_workqueue   *current_pwq; /* L: current_work's pwq */
+        bool                    desc_valid;     /* ->desc is valid */
         struct list_head        scheduled;      /* L: scheduled works */
+
+        /* 64 bytes boundary on 64bit, 32 on 32bit */
+
         struct task_struct      *task;          /* I: worker task */
         struct worker_pool      *pool;          /* I: the associated pool */
-        /* 64 bytes boundary on 64bit, 32 on 32bit */
+                                                /* L: for rescuers */
+
         unsigned long           last_active;    /* L: last active timestamp */
         unsigned int            flags;          /* X: flags */
         int                     id;             /* I: worker id */
 
-        /* for rebinding worker to CPU */
-        struct work_struct      rebind_work;    /* L: for busy worker */
+        /*
+         * Opaque string set with work_set_desc().  Printed out with task
+         * dump for debugging - WARN, BUG, panic or sysrq.
+         */
+        char                    desc[WORKER_DESC_LEN];
 
         /* used only by rescuers to point to the target workqueue */
         struct workqueue_struct *rescue_wq;     /* I: the workqueue to rescue */
@@ -58,8 +66,7 @@ static inline struct worker *current_wq_worker(void)
  * Scheduler hooks for concurrency managed workqueue.  Only to be used from
  * sched.c and workqueue.c.
  */
-void wq_worker_waking_up(struct task_struct *task, unsigned int cpu);
-struct task_struct *wq_worker_sleeping(struct task_struct *task,
-                                       unsigned int cpu);
+void wq_worker_waking_up(struct task_struct *task, int cpu);
+struct task_struct *wq_worker_sleeping(struct task_struct *task, int cpu);
 
 #endif /* _KERNEL_WORKQUEUE_INTERNAL_H */