[PATCH] Kill various deprecated/unused block layer defines/functions

Signed-off-by: Jens Axboe <axboe@suse.de>

drivers/block/cciss.c

@@ -1229,7 +1229,6 @@ static inline void complete_buffers(struct bio *bio, int status)
 		int nr_sectors = bio_sectors(bio);
 
 		bio->bi_next = NULL;
-		blk_finished_io(len);
 		bio_endio(bio, nr_sectors << 9, status ? 0 : -EIO);
 		bio = xbh;
 	}

drivers/block/cpqarray.c

@@ -989,7 +989,6 @@ static inline void complete_buffers(struct bio *bio, int ok)
 		xbh = bio->bi_next;
 		bio->bi_next = NULL;
 		
-		blk_finished_io(nr_sectors);
 		bio_endio(bio, nr_sectors << 9, ok ? 0 : -EIO);
 
 		bio = xbh;

include/linux/blkdev.h

@@ -578,12 +578,6 @@ static inline void blk_clear_queue_full(struct request_queue *q, int rw)
 #define rq_mergeable(rq)	\
 	(!((rq)->cmd_flags & RQ_NOMERGE_FLAGS) && blk_fs_request((rq)))
 
-/*
- * noop, requests are automagically marked as active/inactive by I/O
- * scheduler -- see elv_next_request
- */
-#define blk_queue_headactive(q, head_active)
-
 /*
  * q->prep_rq_fn return values
  */
@@ -621,11 +615,6 @@ static inline void blk_queue_bounce(request_queue_t *q, struct bio **bio)
 	if ((rq->bio))			\
 		for (_bio = (rq)->bio; _bio; _bio = _bio->bi_next)
 
-struct sec_size {
-	unsigned block_size;
-	unsigned block_size_bits;
-};
-
 extern int blk_register_queue(struct gendisk *disk);
 extern void blk_unregister_queue(struct gendisk *disk);
 extern void register_disk(struct gendisk *dev);
@@ -690,16 +679,6 @@ extern void end_that_request_last(struct request *, int);
 extern void end_request(struct request *req, int uptodate);
 extern void blk_complete_request(struct request *);
 
-static inline int rq_all_done(struct request *rq, unsigned int nr_bytes)
-{
-	if (blk_fs_request(rq))
-		return (nr_bytes >= (rq->hard_nr_sectors << 9));
-	else if (blk_pc_request(rq))
-		return nr_bytes >= rq->data_len;
-
-	return 0;
-}
-
 /*
  * end_that_request_first/chunk() takes an uptodate argument. we account
  * any value <= as an io error. 0 means -EIO for compatability reasons,
@@ -807,14 +786,6 @@ static inline int queue_dma_alignment(request_queue_t *q)
 	return retval;
 }
 
-static inline int bdev_dma_aligment(struct block_device *bdev)
-{
-	return queue_dma_alignment(bdev_get_queue(bdev));
-}
-
-#define blk_finished_io(nsects)	do { } while (0)
-#define blk_started_io(nsects)	do { } while (0)
-
 /* assumes size > 256 */
 static inline unsigned int blksize_bits(unsigned int size)
 {

include/linux/fs.h

@@ -79,7 +79,6 @@ extern int dir_notify_enable;
 #define WRITE 1
 #define READA 2		/* read-ahead  - don't block if no resources */
 #define SWRITE 3	/* for ll_rw_block() - wait for buffer lock */
-#define SPECIAL 4	/* For non-blockdevice requests in request queue */
 #define READ_SYNC	(READ | (1 << BIO_RW_SYNC))
 #define WRITE_SYNC	(WRITE | (1 << BIO_RW_SYNC))
 #define WRITE_BARRIER	((1 << BIO_RW) | (1 << BIO_RW_BARRIER))