block: remove the unused blk_queue_dma_pad function

Reviewed-by: Chaitanya Kulkarni <chaitanya.kulkarni@wdc.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jens Axboe <axboe@kernel.dk>

diff --git a/block/blk-settings.c b/block/blk-settings.c
index ec150f8..3facc41 100644 (file)
--- a/block/blk-settings.c
+++ b/block/blk-settings.c
@@ -664,22 +664,6 @@ void disk_stack_limits(struct gendisk *disk, struct block_device *bdev,
 EXPORT_SYMBOL(disk_stack_limits);
 
 /**
- * blk_queue_dma_pad - set pad mask
- * @q:     the request queue for the device
- * @mask:  pad mask
- *
- * Set dma pad mask.
- *
- * Appending pad buffer to a request modifies the last entry of a
- * scatter list such that it includes the pad buffer.
- **/
-void blk_queue_dma_pad(struct request_queue *q, unsigned int mask)
-{
-       q->dma_pad_mask = mask;
-}
-EXPORT_SYMBOL(blk_queue_dma_pad);
-
-/**
  * blk_queue_update_dma_pad - update pad mask
  * @q:     the request queue for the device
  * @mask:  pad mask

diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h
index 99aa98f..bd3e3f0 100644 (file)
--- a/include/linux/blkdev.h
+++ b/include/linux/blkdev.h
@@ -1069,7 +1069,6 @@ extern int bdev_stack_limits(struct queue_limits *t, struct block_device *bdev,
 extern void disk_stack_limits(struct gendisk *disk, struct block_device *bdev,
                              sector_t offset);
 extern void blk_queue_stack_limits(struct request_queue *t, struct request_queue *b);
-extern void blk_queue_dma_pad(struct request_queue *, unsigned int);
 extern void blk_queue_update_dma_pad(struct request_queue *, unsigned int);
 extern int blk_queue_dma_drain(struct request_queue *q,
                               dma_drain_needed_fn *dma_drain_needed,