Merge tag 'v4.15-rc1' into next-seccomp

Linux 4.15-rc1

1 files changed, 14 insertions, 13 deletions

diff --git a/include/linux/workqueue.h b/include/linux/workqueue.h
index c102ef65cb64..4a54ef96aff5 100644
--- a/include/linux/workqueue.h
+++ b/include/linux/workqueue.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 /*
  * workqueue.h --- work queue handling for Linux.
  */
@@ -17,7 +18,7 @@ struct workqueue_struct;
 
 struct work_struct;
 typedef void (*work_func_t)(struct work_struct *work);
-void delayed_work_timer_fn(unsigned long __data);
+void delayed_work_timer_fn(struct timer_list *t);
 
 /*
  * The first word is the work queue pointer and the flags rolled into
@@ -175,8 +176,7 @@ struct execute_work {
 
 #define __DELAYED_WORK_INITIALIZER(n, f, tflags) {			\
 	.work = __WORK_INITIALIZER((n).work, (f)),			\
-	.timer = __TIMER_INITIALIZER(delayed_work_timer_fn,		\
-				     0, (unsigned long)&(n),		\
+	.timer = __TIMER_INITIALIZER(delayed_work_timer_fn,\
 				     (tflags) | TIMER_IRQSAFE),		\
 	}
 
@@ -218,7 +218,7 @@ static inline unsigned int work_static(struct work_struct *work) { return 0; }
 									\
 		__init_work((_work), _onstack);				\
 		(_work)->data = (atomic_long_t) WORK_DATA_INIT();	\
-		lockdep_init_map(&(_work)->lockdep_map, #_work, &__key, 0); \
+		lockdep_init_map(&(_work)->lockdep_map, "(work_completion)"#_work, &__key, 0); \
 		INIT_LIST_HEAD(&(_work)->entry);			\
 		(_work)->func = (_func);				\
 	} while (0)
@@ -241,18 +241,17 @@ static inline unsigned int work_static(struct work_struct *work) { return 0; }
 #define __INIT_DELAYED_WORK(_work, _func, _tflags)			\
 	do {								\
 		INIT_WORK(&(_work)->work, (_func));			\
-		__setup_timer(&(_work)->timer, delayed_work_timer_fn,	\
-			      (unsigned long)(_work),			\
-			      (_tflags) | TIMER_IRQSAFE);		\
+		__init_timer(&(_work)->timer,				\
+			     delayed_work_timer_fn,			\
+			     (_tflags) | TIMER_IRQSAFE);		\
 	} while (0)
 
 #define __INIT_DELAYED_WORK_ONSTACK(_work, _func, _tflags)		\
 	do {								\
 		INIT_WORK_ONSTACK(&(_work)->work, (_func));		\
-		__setup_timer_on_stack(&(_work)->timer,			\
-				       delayed_work_timer_fn,		\
-				       (unsigned long)(_work),		\
-				       (_tflags) | TIMER_IRQSAFE);	\
+		__init_timer_on_stack(&(_work)->timer,			\
+				      delayed_work_timer_fn,		\
+				      (_tflags) | TIMER_IRQSAFE);	\
 	} while (0)
 
 #define INIT_DELAYED_WORK(_work, _func)					\
@@ -324,6 +323,7 @@ enum {
 	__WQ_DRAINING		= 1 << 16, /* internal: workqueue is draining */
 	__WQ_ORDERED		= 1 << 17, /* internal: workqueue is ordered */
 	__WQ_LEGACY		= 1 << 18, /* internal: create*_workqueue() */
+	__WQ_ORDERED_EXPLICIT	= 1 << 19, /* internal: alloc_ordered_workqueue() */
 
 	WQ_MAX_ACTIVE		= 512,	  /* I like 512, better ideas? */
 	WQ_MAX_UNBOUND_PER_CPU	= 4,	  /* 4 * #cpus for unbound wq */
@@ -397,7 +397,7 @@ __alloc_workqueue_key(const char *fmt, unsigned int flags, int max_active,
 	static struct lock_class_key __key;				\
 	const char *__lock_name;					\
 									\
-	__lock_name = #fmt#args;					\
+	__lock_name = "(wq_completion)"#fmt#args;			\
 									\
 	__alloc_workqueue_key((fmt), (flags), (max_active),		\
 			      &__key, __lock_name, ##args);		\
@@ -422,7 +422,8 @@ __alloc_workqueue_key(const char *fmt, unsigned int flags, int max_active,
  * Pointer to the allocated workqueue on success, %NULL on failure.
  */
 #define alloc_ordered_workqueue(fmt, flags, args...)			\
-	alloc_workqueue(fmt, WQ_UNBOUND | __WQ_ORDERED | (flags), 1, ##args)
+	alloc_workqueue(fmt, WQ_UNBOUND | __WQ_ORDERED |		\
+			__WQ_ORDERED_EXPLICIT | (flags), 1, ##args)
 
 #define create_workqueue(name)						\
 	alloc_workqueue("%s", __WQ_LEGACY | WQ_MEM_RECLAIM, 1, (name))