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path: root/drivers/md/dm-verity-fec.h
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Diffstat (limited to 'drivers/md/dm-verity-fec.h')
-rw-r--r--drivers/md/dm-verity-fec.h10
1 files changed, 4 insertions, 6 deletions
diff --git a/drivers/md/dm-verity-fec.h b/drivers/md/dm-verity-fec.h
index 09123a612953..5fd267873812 100644
--- a/drivers/md/dm-verity-fec.h
+++ b/drivers/md/dm-verity-fec.h
@@ -23,9 +23,6 @@
#define DM_VERITY_FEC_BUF_MAX \
(1 << (PAGE_SHIFT - DM_VERITY_FEC_BUF_RS_BITS))
-/* maximum recursion level for verity_fec_decode */
-#define DM_VERITY_FEC_MAX_RECURSION 4
-
#define DM_VERITY_OPT_FEC_DEV "use_fec_from_device"
#define DM_VERITY_OPT_FEC_BLOCKS "fec_blocks"
#define DM_VERITY_OPT_FEC_START "fec_start"
@@ -45,9 +42,9 @@ struct dm_verity_fec {
unsigned char rsn; /* N of RS(M, N) */
mempool_t rs_pool; /* mempool for fio->rs */
mempool_t prealloc_pool; /* mempool for preallocated buffers */
- mempool_t extra_pool; /* mempool for extra buffers */
mempool_t output_pool; /* mempool for output */
struct kmem_cache *cache; /* cache for buffers */
+ atomic64_t corrected; /* corrected errors */
};
/* per-bio data */
@@ -68,8 +65,8 @@ struct dm_verity_fec_io {
extern bool verity_fec_is_enabled(struct dm_verity *v);
extern int verity_fec_decode(struct dm_verity *v, struct dm_verity_io *io,
- enum verity_block_type type, sector_t block,
- u8 *dest);
+ enum verity_block_type type, const u8 *want_digest,
+ sector_t block, u8 *dest);
extern unsigned int verity_fec_status_table(struct dm_verity *v, unsigned int sz,
char *result, unsigned int maxlen);
@@ -99,6 +96,7 @@ static inline bool verity_fec_is_enabled(struct dm_verity *v)
static inline int verity_fec_decode(struct dm_verity *v,
struct dm_verity_io *io,
enum verity_block_type type,
+ const u8 *want_digest,
sector_t block, u8 *dest)
{
return -EOPNOTSUPP;