diff options
Diffstat (limited to 'include/linux/blk-integrity.h')
| -rw-r--r-- | include/linux/blk-integrity.h | 25 |
1 files changed, 8 insertions, 17 deletions
diff --git a/include/linux/blk-integrity.h b/include/linux/blk-integrity.h index b659373788f6..c15b1ac62765 100644 --- a/include/linux/blk-integrity.h +++ b/include/linux/blk-integrity.h @@ -8,6 +8,11 @@ struct request; +/* + * Maximum contiguous integrity buffer allocation. + */ +#define BLK_INTEGRITY_MAX_SIZE SZ_2M + enum blk_integrity_flags { BLK_INTEGRITY_NOVERIFY = 1 << 0, BLK_INTEGRITY_NOGENERATE = 1 << 1, @@ -28,14 +33,6 @@ static inline bool queue_limits_stack_integrity_bdev(struct queue_limits *t, #ifdef CONFIG_BLK_DEV_INTEGRITY int blk_rq_map_integrity_sg(struct request *, struct scatterlist *); -static inline bool blk_rq_integrity_dma_unmap(struct request *req, - struct device *dma_dev, struct dma_iova_state *state, - size_t mapped_len) -{ - return blk_dma_unmap(req, dma_dev, state, mapped_len, - bio_integrity(req->bio)->bip_flags & BIP_P2P_DMA); -} - int blk_rq_count_integrity_sg(struct request_queue *, struct bio *); int blk_rq_integrity_map_user(struct request *rq, void __user *ubuf, ssize_t bytes); @@ -94,7 +91,7 @@ static inline unsigned int bio_integrity_bytes(struct blk_integrity *bi, return bio_integrity_intervals(bi, sectors) * bi->metadata_size; } -static inline bool blk_integrity_rq(struct request *rq) +static inline bool blk_integrity_rq(const struct request *rq) { return rq->cmd_flags & REQ_INTEGRITY; } @@ -124,12 +121,6 @@ static inline int blk_rq_map_integrity_sg(struct request *q, { return 0; } -static inline bool blk_rq_integrity_dma_unmap(struct request *req, - struct device *dma_dev, struct dma_iova_state *state, - size_t mapped_len) -{ - return false; -} static inline int blk_rq_integrity_map_user(struct request *rq, void __user *ubuf, ssize_t bytes) @@ -177,9 +168,9 @@ static inline unsigned int bio_integrity_bytes(struct blk_integrity *bi, { return 0; } -static inline int blk_integrity_rq(struct request *rq) +static inline bool blk_integrity_rq(const struct request *rq) { - return 0; + return false; } static inline struct bio_vec rq_integrity_vec(struct request *rq) |