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-rw-r--r--include/linux/workqueue.h8
1 files changed, 5 insertions, 3 deletions
diff --git a/include/linux/workqueue.h b/include/linux/workqueue.h
index 07cf5e5f91c..b8f4ec45c40 100644
--- a/include/linux/workqueue.h
+++ b/include/linux/workqueue.h
@@ -226,6 +226,7 @@ enum {
WQ_FREEZEABLE = 1 << 0, /* freeze during suspend */
WQ_SINGLE_CPU = 1 << 1, /* only single cpu at a time */
WQ_NON_REENTRANT = 1 << 2, /* guarantee non-reentrance */
+ WQ_RESCUER = 1 << 3, /* has an rescue worker */
};
extern struct workqueue_struct *
@@ -252,11 +253,12 @@ __create_workqueue_key(const char *name, unsigned int flags, int max_active,
#endif
#define create_workqueue(name) \
- __create_workqueue((name), 0, 1)
+ __create_workqueue((name), WQ_RESCUER, 1)
#define create_freezeable_workqueue(name) \
- __create_workqueue((name), WQ_FREEZEABLE | WQ_SINGLE_CPU, 1)
+ __create_workqueue((name), \
+ WQ_FREEZEABLE | WQ_SINGLE_CPU | WQ_RESCUER, 1)
#define create_singlethread_workqueue(name) \
- __create_workqueue((name), WQ_SINGLE_CPU, 1)
+ __create_workqueue((name), WQ_SINGLE_CPU | WQ_RESCUER, 1)
extern void destroy_workqueue(struct workqueue_struct *wq);