diff options
Diffstat (limited to 'include/linux/bio-integrity.h')
| -rw-r--r-- | include/linux/bio-integrity.h | 17 |
1 files changed, 13 insertions, 4 deletions
diff --git a/include/linux/bio-integrity.h b/include/linux/bio-integrity.h index 21e4652dcfd2..0ea2a8bf7efb 100644 --- a/include/linux/bio-integrity.h +++ b/include/linux/bio-integrity.h @@ -17,6 +17,9 @@ enum bip_flags { BIP_MEMPOOL = 1 << 15, /* buffer backed by mempool */ }; +/* flags that require generate/verify action. */ +#define BIP_CHECK_FLAGS (BIP_CHECK_GUARD | BIP_CHECK_REFTAG | BIP_CHECK_APPTAG) + struct bio_integrity_payload { struct bvec_iter bip_iter; @@ -78,7 +81,7 @@ int bio_integrity_add_page(struct bio *bio, struct page *page, unsigned int len, int bio_integrity_map_user(struct bio *bio, struct iov_iter *iter); int bio_integrity_map_iter(struct bio *bio, struct uio_meta *meta); void bio_integrity_unmap_user(struct bio *bio); -bool bio_integrity_prep(struct bio *bio); +void bio_integrity_prep(struct bio *bio, unsigned int action); void bio_integrity_advance(struct bio *bio, unsigned int bytes_done); void bio_integrity_trim(struct bio *bio); int bio_integrity_clone(struct bio *bio, struct bio *bio_src, gfp_t gfp_mask); @@ -104,9 +107,8 @@ static inline void bio_integrity_unmap_user(struct bio *bio) { } -static inline bool bio_integrity_prep(struct bio *bio) +static inline void bio_integrity_prep(struct bio *bio, unsigned int action) { - return true; } static inline int bio_integrity_clone(struct bio *bio, struct bio *bio_src, @@ -142,7 +144,14 @@ static inline int bio_integrity_add_page(struct bio *bio, struct page *page, } #endif /* CONFIG_BLK_DEV_INTEGRITY */ -void bio_integrity_alloc_buf(struct bio *bio, bool zero_buffer); +void bio_integrity_alloc_buf(struct bio *bio, gfp_t gfp, bool zero_buffer); void bio_integrity_free_buf(struct bio_integrity_payload *bip); +void bio_integrity_setup_default(struct bio *bio); + +unsigned int fs_bio_integrity_alloc(struct bio *bio); +void fs_bio_integrity_free(struct bio *bio); +void fs_bio_integrity_generate(struct bio *bio); +int fs_bio_integrity_verify(struct bio *bio, sector_t sector, + unsigned int size); #endif /* _LINUX_BIO_INTEGRITY_H */ |