4 files changed, 5 insertions, 15 deletions

diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h
index 6c6a1f008065..606cf339bb56 100644
--- a/include/linux/blkdev.h
+++ b/include/linux/blkdev.h
@@ -399,9 +399,6 @@ struct request_queue {
         /* Throttle data */
         struct throtl_data *td;
 #endif
-#ifdef CONFIG_LOCKDEP
-        int                     ioc_release_depth;
-#endif
 };
 
 #define QUEUE_FLAG_QUEUED       1       /* uses generic tag queueing */
diff --git a/include/linux/cdrom.h b/include/linux/cdrom.h
index 35eae4b67503..7c48029dffe6 100644
--- a/include/linux/cdrom.h
+++ b/include/linux/cdrom.h
@@ -952,7 +952,8 @@ struct cdrom_device_info {
         char name[20];                  /* name of the device type */
 /* per-device flags */
         __u8 sanyo_slot         : 2;    /* Sanyo 3 CD changer support */
-        __u8 reserved           : 6;    /* not used yet */
+        __u8 keeplocked         : 1;    /* CDROM_LOCKDOOR status */
+        __u8 reserved           : 5;    /* not used yet */
         int cdda_method;                /* see flags */
         __u8 last_sense;
         __u8 media_written;             /* dirty flag, DVD+RW bookkeeping */
diff --git a/include/linux/elevator.h b/include/linux/elevator.h
index c24f3d7fbf1e..7d4e0356f329 100644
--- a/include/linux/elevator.h
+++ b/include/linux/elevator.h
@@ -42,12 +42,6 @@ struct elevator_ops
         elevator_merged_fn *elevator_merged_fn;
         elevator_merge_req_fn *elevator_merge_req_fn;
         elevator_allow_merge_fn *elevator_allow_merge_fn;
-
-        /*
-         * Used for both plugged list and elevator merging and in the
-         * former case called without queue_lock.  Read comment on top of
-         * attempt_plug_merge() for details.
-         */
         elevator_bio_merged_fn *elevator_bio_merged_fn;
 
         elevator_dispatch_fn *elevator_dispatch_fn;
@@ -122,7 +116,6 @@ extern void elv_dispatch_add_tail(struct request_queue *, struct request *);
 extern void elv_add_request(struct request_queue *, struct request *, int);
 extern void __elv_add_request(struct request_queue *, struct request *, int);
 extern int elv_merge(struct request_queue *, struct request **, struct bio *);
-extern int elv_try_merge(struct request *, struct bio *);
 extern void elv_merge_requests(struct request_queue *, struct request *,
                                struct request *);
 extern void elv_merged_request(struct request_queue *, struct request *, int);
@@ -155,7 +148,7 @@ extern ssize_t elv_iosched_store(struct request_queue *, const char *, size_t);
 extern int elevator_init(struct request_queue *, char *);
 extern void elevator_exit(struct elevator_queue *);
 extern int elevator_change(struct request_queue *, const char *);
-extern int elv_rq_merge_ok(struct request *, struct bio *);
+extern bool elv_rq_merge_ok(struct request *, struct bio *);
 
 /*
  * Helper functions.
diff --git a/include/linux/iocontext.h b/include/linux/iocontext.h
index 7e1371c4bccf..119773eebe31 100644
--- a/include/linux/iocontext.h
+++ b/include/linux/iocontext.h
@@ -133,7 +133,7 @@ static inline struct io_context *ioc_task_link(struct io_context *ioc)
 
 struct task_struct;
 #ifdef CONFIG_BLOCK
-void put_io_context(struct io_context *ioc, struct request_queue *locked_q);
+void put_io_context(struct io_context *ioc);
 void exit_io_context(struct task_struct *task);
 struct io_context *get_task_io_context(struct task_struct *task,
                                        gfp_t gfp_flags, int node);
@@ -141,8 +141,7 @@ void ioc_ioprio_changed(struct io_context *ioc, int ioprio);
 void ioc_cgroup_changed(struct io_context *ioc);
 #else
 struct io_context;
-static inline void put_io_context(struct io_context *ioc,
-                                  struct request_queue *locked_q) { }
+static inline void put_io_context(struct io_context *ioc) { }
 static inline void exit_io_context(struct task_struct *task) { }
 #endif