void blk_insert_flush(struct request *rq);
-void elevator_init_mq(struct request_queue *q);
int elevator_switch_mq(struct request_queue *q,
struct elevator_type *new_e);
void __elevator_exit(struct request_queue *, struct elevator_queue *);
void __blk_queue_split(struct bio **bio, unsigned int *nr_segs);
int ll_back_merge_fn(struct request *req, struct bio *bio,
unsigned int nr_segs);
-int blk_attempt_req_merge(struct request_queue *q, struct request *rq,
+bool blk_attempt_req_merge(struct request_queue *q, struct request *rq,
struct request *next);
unsigned int blk_recalc_rq_segments(struct request *rq);
void blk_rq_set_mixed_merge(struct request *rq);
static inline void blk_queue_clear_zone_settings(struct request_queue *q) {}
#endif
-int blk_alloc_devt(struct block_device *part, dev_t *devt);
-void blk_free_devt(dev_t devt);
+int blk_alloc_ext_minor(void);
+void blk_free_ext_minor(unsigned int minor);
char *disk_name(struct gendisk *hd, int partno, char *buf);
#define ADDPART_FLAG_NONE 0
#define ADDPART_FLAG_RAID 1
struct page *page, unsigned int len, unsigned int offset,
unsigned int max_sectors, bool *same_page);
+struct request_queue *blk_alloc_queue(int node_id);
+
+void disk_alloc_events(struct gendisk *disk);
+void disk_add_events(struct gendisk *disk);
+void disk_del_events(struct gendisk *disk);
+void disk_release_events(struct gendisk *disk);
+extern struct device_attribute dev_attr_events;
+extern struct device_attribute dev_attr_events_async;
+extern struct device_attribute dev_attr_events_poll_msecs;
+
#endif /* BLK_INTERNAL_H */