diff options
Diffstat (limited to 'fs/bcachefs/backpointers.c')
| -rw-r--r-- | fs/bcachefs/backpointers.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/fs/bcachefs/backpointers.c b/fs/bcachefs/backpointers.c index 114328acde7202..af7a71de1bdfeb 100644 --- a/fs/bcachefs/backpointers.c +++ b/fs/bcachefs/backpointers.c @@ -49,13 +49,15 @@ int bch2_backpointer_invalid(struct bch_fs *c, struct bkey_s_c k, if (!bch2_dev_exists2(c, bp.k->p.inode)) return 0; + struct bch_dev *ca = bch_dev_bkey_exists(c, bp.k->p.inode); struct bpos bucket = bp_pos_to_bucket(c, bp.k->p); int ret = 0; - bkey_fsck_err_on(!bpos_eq(bp.k->p, bucket_pos_to_bp(c, bucket, bp.v->bucket_offset)), + bkey_fsck_err_on((bp.v->bucket_offset >> MAX_EXTENT_COMPRESS_RATIO_SHIFT) >= ca->mi.bucket_size || + !bpos_eq(bp.k->p, bucket_pos_to_bp_noerror(ca, bucket, bp.v->bucket_offset)), c, err, - backpointer_pos_wrong, - "backpointer at wrong pos"); + backpointer_bucket_offset_wrong, + "backpointer bucket_offset wrong"); fsck_err: return ret; } @@ -468,7 +470,7 @@ found: goto err; } - bio = bio_alloc(ca->disk_sb.bdev, 1, REQ_OP_READ, GFP_KERNEL); + bio = bio_alloc(ca->disk_sb.bdev, buf_pages(data_buf, bytes), REQ_OP_READ, GFP_KERNEL); bio->bi_iter.bi_sector = p.ptr.offset; bch2_bio_map(bio, data_buf, bytes); ret = submit_bio_wait(bio); |