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Diffstat (limited to 'include/linux/elevator.h')
-rw-r--r--include/linux/elevator.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/include/linux/elevator.h b/include/linux/elevator.h
index 926b50322a46..80a0ece8f7e4 100644
--- a/include/linux/elevator.h
+++ b/include/linux/elevator.h
@@ -93,6 +93,7 @@ struct elevator_queue
struct elevator_type *elevator_type;
struct mutex sysfs_lock;
struct hlist_head *hash;
+ unsigned int registered:1;
};
/*
@@ -121,6 +122,8 @@ extern void elv_completed_request(struct request_queue *, struct request *);
extern int elv_set_request(struct request_queue *, struct request *, gfp_t);
extern void elv_put_request(struct request_queue *, struct request *);
extern void elv_drain_elevator(struct request_queue *);
+extern void elv_quiesce_start(struct request_queue *);
+extern void elv_quiesce_end(struct request_queue *);
/*
* io scheduler registration