From 9c02f2b02e29a2244e36c6e1f246080d8afc6cff Mon Sep 17 00:00:00 2001
From: Jens Axboe <jens.axboe@oracle.com>
Date: Thu, 18 Sep 2008 09:31:53 -0700
Subject: [PATCH] block: cleanup some of the integrity stuff in blkdev.h

Don't put functions that are only used in fs/bio-integrity.c in
blkdev.h, it's much cleaner to just keep it in there. Also kill
completely unused bdev_get_tag_size()

Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
---
 fs/bio-integrity.c     | 31 ++++++++++++++++++++++++++++++
 include/linux/blkdev.h | 43 ------------------------------------------
 2 files changed, 31 insertions(+), 43 deletions(-)

diff --git a/fs/bio-integrity.c b/fs/bio-integrity.c
index c3e174b35fe6..ba4ada08564a 100644
--- a/fs/bio-integrity.c
+++ b/fs/bio-integrity.c
@@ -150,6 +150,29 @@ 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);
+
+	if (bi == NULL)
+		return 0;
+
+	if (rw == READ && bi->verify_fn != NULL &&
+	    (bi->flags & INTEGRITY_FLAG_READ))
+		return 1;
+
+	if (rw == WRITE && bi->generate_fn != NULL &&
+	    (bi->flags & INTEGRITY_FLAG_WRITE))
+		return 1;
+
+	return 0;
+}
+
 /**
  * bio_integrity_enabled - Check whether integrity can be passed
  * @bio:	bio to check
@@ -313,6 +336,14 @@ static void bio_integrity_generate(struct bio *bio)
 	}
 }
 
+static inline unsigned short blk_integrity_tuple_size(struct blk_integrity *bi)
+{
+	if (bi)
+		return bi->tuple_size;
+
+	return 0;
+}
+
 /**
  * bio_integrity_prep - Prepare bio for integrity I/O
  * @bio:	bio to prepare
diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h
index e34999d14c16..e23b838825bd 100644
--- a/include/linux/blkdev.h
+++ b/include/linux/blkdev.h
@@ -1004,47 +1004,6 @@ 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 unsigned short blk_integrity_tuple_size(struct blk_integrity *bi)
-{
-	if (bi)
-		return bi->tuple_size;
-
-	return 0;
-}
-
-static inline struct blk_integrity *bdev_get_integrity(struct block_device *bdev)
-{
-	return bdev->bd_disk->integrity;
-}
-
-static inline unsigned int bdev_get_tag_size(struct block_device *bdev)
-{
-	struct blk_integrity *bi = bdev_get_integrity(bdev);
-
-	if (bi)
-		return bi->tag_size;
-
-	return 0;
-}
-
-static inline int bdev_integrity_enabled(struct block_device *bdev, int rw)
-{
-	struct blk_integrity *bi = bdev_get_integrity(bdev);
-
-	if (bi == NULL)
-		return 0;
-
-	if (rw == READ && bi->verify_fn != NULL &&
-	    (bi->flags & INTEGRITY_FLAG_READ))
-		return 1;
-
-	if (rw == WRITE && bi->generate_fn != NULL &&
-	    (bi->flags & INTEGRITY_FLAG_WRITE))
-		return 1;
-
-	return 0;
-}
-
 static inline int blk_integrity_rq(struct request *rq)
 {
 	if (rq->bio == NULL)
@@ -1058,8 +1017,6 @@ 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 bdev_get_tag_size(a)			(0)
 #define blk_integrity_compare(a, b)		(0)
 #define blk_integrity_register(a, b)		(0)
 #define blk_integrity_unregister(a)		do { } while (0);
-- 
2.20.1