Block: use a freezable workqueue for disk-event polling

[pandora-kernel.git] / kernel / workqueue.c

diff --git a/kernel/workqueue.c b/kernel/workqueue.c
index 42fa9ad..bb425b1 100644 (file)
--- a/kernel/workqueue.c
+++ b/kernel/workqueue.c
@@ -253,11 +253,13 @@ struct workqueue_struct *system_long_wq __read_mostly;
 struct workqueue_struct *system_nrt_wq __read_mostly;
 struct workqueue_struct *system_unbound_wq __read_mostly;
 struct workqueue_struct *system_freezable_wq __read_mostly;
+struct workqueue_struct *system_nrt_freezable_wq __read_mostly;
 EXPORT_SYMBOL_GPL(system_wq);
 EXPORT_SYMBOL_GPL(system_long_wq);
 EXPORT_SYMBOL_GPL(system_nrt_wq);
 EXPORT_SYMBOL_GPL(system_unbound_wq);
 EXPORT_SYMBOL_GPL(system_freezable_wq);
+EXPORT_SYMBOL_GPL(system_nrt_freezable_wq);
 
 #define CREATE_TRACE_POINTS
 #include <trace/events/workqueue.h>
@@ -3821,8 +3823,11 @@ static int __init init_workqueues(void)
                                            WQ_UNBOUND_MAX_ACTIVE);
        system_freezable_wq = alloc_workqueue("events_freezable",
                                              WQ_FREEZABLE, 0);
+       system_nrt_freezable_wq = alloc_workqueue("events_nrt_freezable",
+                       WQ_NON_REENTRANT | WQ_FREEZABLE, 0);
        BUG_ON(!system_wq || !system_long_wq || !system_nrt_wq ||
-              !system_unbound_wq || !system_freezable_wq);
+              !system_unbound_wq || !system_freezable_wq ||
+               !system_nrt_freezable_wq);
        return 0;
 }
 early_initcall(init_workqueues);