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authorJens Axboe <jens.axboe@oracle.com>2008-10-02 12:53:22 +0200
committerJens Axboe <jens.axboe@oracle.com>2008-10-09 08:56:21 +0200
commitb04accc425d52ca59699290661e0dfd09b0feeeb (patch)
tree2d30e03b384e9a6c990006c4c68176b56fd53fbe
parent8deaf7210728c453295dc1cb2a5b66c68183ac85 (diff)
block: revert part of d7533ad0e132f92e75c1b2eb7c26387b25a583c1
We need bdev_get_integrity() to support the pending md/dm patches. Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
-rw-r--r--fs/bio-integrity.c5
-rw-r--r--include/linux/blkdev.h7
2 files changed, 7 insertions, 5 deletions
diff --git a/fs/bio-integrity.c b/fs/bio-integrity.c
index ba4ada08564..6e28dcdd23a 100644
--- a/fs/bio-integrity.c
+++ b/fs/bio-integrity.c
@@ -150,11 +150,6 @@ int bio_integrity_add_page(struct bio *bio, struct page *page,
}
EXPORT_SYMBOL(bio_integrity_add_page);
-static struct blk_integrity *bdev_get_integrity(struct block_device *bdev)
-{
- return bdev->bd_disk->integrity;
-}
-
static int bdev_integrity_enabled(struct block_device *bdev, int rw)
{
struct blk_integrity *bi = bdev_get_integrity(bdev);
diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h
index bfc18e497c7..bc693f5c388 100644
--- a/include/linux/blkdev.h
+++ b/include/linux/blkdev.h
@@ -1016,6 +1016,12 @@ extern int blk_integrity_compare(struct block_device *, struct block_device *);
extern int blk_rq_map_integrity_sg(struct request *, struct scatterlist *);
extern int blk_rq_count_integrity_sg(struct request *);
+static inline
+struct blk_integrity *bdev_get_integrity(struct block_device *bdev)
+{
+ return bdev->bd_disk->integrity;
+}
+
static inline int blk_integrity_rq(struct request *rq)
{
if (rq->bio == NULL)
@@ -1029,6 +1035,7 @@ static inline int blk_integrity_rq(struct request *rq)
#define blk_integrity_rq(rq) (0)
#define blk_rq_count_integrity_sg(a) (0)
#define blk_rq_map_integrity_sg(a, b) (0)
+#define bdev_get_integrity(a) (0)
#define blk_integrity_compare(a, b) (0)
#define blk_integrity_register(a, b) (0)
#define blk_integrity_unregister(a) do { } while (0);