block: Remove bdev_nr_zones()

Remove this function since it has no callers. This function was
introduced in commit 6cc77e9cb080 ("block: introduce zoned block
devices zone write locking").

Signed-off-by: Bart Van Assche <bart.vanassche@wdc.com>
Reviewed-by: Damien Le Moal <damien.lemoal@wdc.com>
Cc: Christoph Hellwig <hch@lst.de>
Cc: Matias Bjorling <mb@lightnvm.io>
Signed-off-by: Jens Axboe <axboe@kernel.dk>

diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h
index 79226ca..49a400a 100644 (file)
--- a/include/linux/blkdev.h
+++ b/include/linux/blkdev.h
@@ -1639,15 +1639,6 @@ static inline unsigned int bdev_zone_sectors(struct block_device *bdev)
        return 0;
 }
 
-static inline unsigned int bdev_nr_zones(struct block_device *bdev)
-{
-       struct request_queue *q = bdev_get_queue(bdev);
-
-       if (q)
-               return blk_queue_nr_zones(q);
-       return 0;
-}
-
 static inline int queue_dma_alignment(struct request_queue *q)
 {
        return q ? q->dma_alignment : 511;