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| author | Martin K. Petersen <martin.petersen@oracle.com> | 2008-10-02 20:47:49 +0400 |
|---|---|---|
| committer | Jens Axboe <jens.axboe@oracle.com> | 2008-10-09 10:56:22 +0400 |
| commit | b02739b01c5309d74a59859f2ce92c931d1f1955 (patch) | |
| tree | d435454dba5ebb10233069f9f4547df3a140ef28 /include/linux/blkdev.h | |
| parent | ad7fce93147d32ae53d25d9ea1a8ba31a239deee (diff) | |
| download | linux-b02739b01c5309d74a59859f2ce92c931d1f1955.tar.xz | |
block: gendisk integrity wrapper
This is a wrapper for accessing a gendisk's integrity bits. It allows
the integrity support in MD to be compiled with BLK_DEV_INTEGRITY off.
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
Diffstat (limited to 'include/linux/blkdev.h')
| -rw-r--r-- | include/linux/blkdev.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h index 00d340b0f758..a92d9e4ea96e 100644 --- a/include/linux/blkdev.h +++ b/include/linux/blkdev.h @@ -1022,6 +1022,11 @@ struct blk_integrity *bdev_get_integrity(struct block_device *bdev) return bdev->bd_disk->integrity; } +static inline struct blk_integrity *blk_get_integrity(struct gendisk *disk) +{ + return disk->integrity; +} + static inline int blk_integrity_rq(struct request *rq) { if (rq->bio == NULL) @@ -1036,6 +1041,7 @@ static inline int blk_integrity_rq(struct request *rq) #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_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); |