diff options
Diffstat (limited to 'include/linux/blk-integrity.h')
| -rw-r--r-- | include/linux/blk-integrity.h | 27 |
1 files changed, 11 insertions, 16 deletions
diff --git a/include/linux/blk-integrity.h b/include/linux/blk-integrity.h index bafa01d4e7f9..d201140d77a3 100644 --- a/include/linux/blk-integrity.h +++ b/include/linux/blk-integrity.h @@ -11,6 +11,7 @@ enum blk_integrity_flags { BLK_INTEGRITY_NOGENERATE = 1 << 1, BLK_INTEGRITY_DEVICE_CAPABLE = 1 << 2, BLK_INTEGRITY_REF_TAG = 1 << 3, + BLK_INTEGRITY_STACKED = 1 << 4, }; struct blk_integrity_iter { @@ -23,11 +24,15 @@ struct blk_integrity_iter { }; const char *blk_integrity_profile_name(struct blk_integrity *bi); +bool queue_limits_stack_integrity(struct queue_limits *t, + struct queue_limits *b); +static inline bool queue_limits_stack_integrity_bdev(struct queue_limits *t, + struct block_device *bdev) +{ + return queue_limits_stack_integrity(t, &bdev->bd_disk->queue->limits); +} #ifdef CONFIG_BLK_DEV_INTEGRITY -void blk_integrity_register(struct gendisk *, struct blk_integrity *); -void blk_integrity_unregister(struct gendisk *); -int blk_integrity_compare(struct gendisk *, struct gendisk *); int blk_rq_map_integrity_sg(struct request_queue *, struct bio *, struct scatterlist *); int blk_rq_count_integrity_sg(struct request_queue *, struct bio *); @@ -35,14 +40,14 @@ int blk_rq_count_integrity_sg(struct request_queue *, struct bio *); static inline bool blk_integrity_queue_supports_integrity(struct request_queue *q) { - return q->integrity.tuple_size; + return q->limits.integrity.tuple_size; } static inline struct blk_integrity *blk_get_integrity(struct gendisk *disk) { if (!blk_integrity_queue_supports_integrity(disk->queue)) return NULL; - return &disk->queue->integrity; + return &disk->queue->limits.integrity; } static inline struct blk_integrity * @@ -119,17 +124,6 @@ blk_integrity_queue_supports_integrity(struct request_queue *q) { return false; } -static inline int blk_integrity_compare(struct gendisk *a, struct gendisk *b) -{ - return 0; -} -static inline void blk_integrity_register(struct gendisk *d, - struct blk_integrity *b) -{ -} -static inline void blk_integrity_unregister(struct gendisk *d) -{ -} static inline unsigned short queue_max_integrity_segments(const struct request_queue *q) { @@ -157,4 +151,5 @@ static inline struct bio_vec *rq_integrity_vec(struct request *rq) return NULL; } #endif /* CONFIG_BLK_DEV_INTEGRITY */ + #endif /* _LINUX_BLK_INTEGRITY_H */ |