diff options
Diffstat (limited to 'include/linux')
-rw-r--r-- | include/linux/bio.h | 22 | ||||
-rw-r--r-- | include/linux/bvec.h | 3 |
2 files changed, 4 insertions, 21 deletions
diff --git a/include/linux/bio.h b/include/linux/bio.h index 51371740d2a8..14b4fa266357 100644 --- a/include/linux/bio.h +++ b/include/linux/bio.h @@ -170,27 +170,11 @@ static inline void bio_advance_iter(struct bio *bio, struct bvec_iter *iter, { iter->bi_sector += bytes >> 9; - if (bio_no_advance_iter(bio)) { + if (bio_no_advance_iter(bio)) iter->bi_size -= bytes; - iter->bi_done += bytes; - } else { + else bvec_iter_advance(bio->bi_io_vec, iter, bytes); /* TODO: It is reasonable to complete bio with error here. */ - } -} - -static inline bool bio_rewind_iter(struct bio *bio, struct bvec_iter *iter, - unsigned int bytes) -{ - iter->bi_sector -= bytes >> 9; - - if (bio_no_advance_iter(bio)) { - iter->bi_size += bytes; - iter->bi_done -= bytes; - return true; - } - - return bvec_iter_rewind(bio->bi_io_vec, iter, bytes); } #define __bio_for_each_segment(bvl, bio, iter, start) \ @@ -353,6 +337,8 @@ struct bio_integrity_payload { unsigned short bip_max_vcnt; /* integrity bio_vec slots */ unsigned short bip_flags; /* control flags */ + struct bvec_iter bio_iter; /* for rewinding parent bio */ + struct work_struct bip_work; /* I/O completion */ struct bio_vec *bip_vec; diff --git a/include/linux/bvec.h b/include/linux/bvec.h index fe7a22dd133b..02c73c6aa805 100644 --- a/include/linux/bvec.h +++ b/include/linux/bvec.h @@ -40,8 +40,6 @@ struct bvec_iter { unsigned int bi_idx; /* current index into bvl_vec */ - unsigned int bi_done; /* number of bytes completed */ - unsigned int bi_bvec_done; /* number of bytes completed in current bvec */ }; @@ -85,7 +83,6 @@ static inline bool bvec_iter_advance(const struct bio_vec *bv, bytes -= len; iter->bi_size -= len; iter->bi_bvec_done += len; - iter->bi_done += len; if (iter->bi_bvec_done == __bvec_iter_bvec(bv, *iter)->bv_len) { iter->bi_bvec_done = 0; |