X-Git-Url: http://git.rot13.org/?a=blobdiff_plain;f=include%2Flinux%2Felevator.h;h=1713ace808bfb4d581ccfff53aa4b0c42ebfa9ef;hb=a90b9c05df3c1e58eaedc28795d0f5abd896c098;hp=18cf1f3e11845dd6ba28f81b3defd2e4ed52adff;hpb=65b78722ce2a2dc76108b467f79b2c5b4864af82;p=powerpc.git

diff --git a/include/linux/elevator.h b/include/linux/elevator.h
index 18cf1f3e11..1713ace808 100644
--- a/include/linux/elevator.h
+++ b/include/linux/elevator.h
@@ -21,7 +21,7 @@ typedef void (elevator_put_req_fn) (request_queue_t *, struct request *);
 typedef void (elevator_activate_req_fn) (request_queue_t *, struct request *);
 typedef void (elevator_deactivate_req_fn) (request_queue_t *, struct request *);
 
-typedef int (elevator_init_fn) (request_queue_t *, elevator_t *);
+typedef void *(elevator_init_fn) (request_queue_t *, elevator_t *);
 typedef void (elevator_exit_fn) (elevator_t *);
 
 struct elevator_ops
@@ -48,10 +48,17 @@ struct elevator_ops
 
 	elevator_init_fn *elevator_init_fn;
 	elevator_exit_fn *elevator_exit_fn;
+	void (*trim)(struct io_context *);
 };
 
 #define ELV_NAME_MAX	(16)
 
+struct elv_fs_entry {
+	struct attribute attr;
+	ssize_t (*show)(elevator_t *, char *);
+	ssize_t (*store)(elevator_t *, const char *, size_t);
+};
+
 /*
  * identifies an elevator type, such as AS or deadline
  */
@@ -60,7 +67,7 @@ struct elevator_type
 	struct list_head list;
 	struct elevator_ops ops;
 	struct elevator_type *elevator_type;
-	struct kobj_type *elevator_ktype;
+	struct elv_fs_entry *elevator_attrs;
 	char elevator_name[ELV_NAME_MAX];
 	struct module *elevator_owner;
 };
@@ -74,6 +81,7 @@ struct elevator_queue
 	void *elevator_data;
 	struct kobject kobj;
 	struct elevator_type *elevator_type;
+	struct mutex sysfs_lock;
 };
 
 /*