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author | Jens Axboe <jens.axboe@oracle.com> | 2008-09-18 09:31:53 -0700 |
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committer | Jens Axboe <jens.axboe@oracle.com> | 2008-10-09 08:56:17 +0200 |
commit | 9c02f2b02e29a2244e36c6e1f246080d8afc6cff (patch) | |
tree | d917ffa2e6ea5a75d180b72cc16e786da6a4b437 | |
parent | 7ba1fbaa4a478f72fbaf5a56af9c82a77966b4c7 (diff) | |
download | lwn-9c02f2b02e29a2244e36c6e1f246080d8afc6cff.tar.gz lwn-9c02f2b02e29a2244e36c6e1f246080d8afc6cff.zip |
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>
-rw-r--r-- | fs/bio-integrity.c | 31 | ||||
-rw-r--r-- | 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); |