diff options
| -rw-r--r-- | fs/bcachefs/fs.c | 32 |
1 files changed, 17 insertions, 15 deletions
diff --git a/fs/bcachefs/fs.c b/fs/bcachefs/fs.c index 273078ceb4df..fbca200f7636 100644 --- a/fs/bcachefs/fs.c +++ b/fs/bcachefs/fs.c @@ -641,7 +641,9 @@ static struct bch_inode_info *bch2_lookup_trans(struct btree_trans *trans, if (ret) return ERR_PTR(ret); - ret = bch2_dirent_read_target(trans, dir, bkey_s_c_to_dirent(k), &inum); + struct bkey_s_c_dirent d = bkey_s_c_to_dirent(k); + + ret = bch2_dirent_read_target(trans, dir, d, &inum); if (ret > 0) ret = -ENOENT; if (ret) @@ -651,30 +653,30 @@ static struct bch_inode_info *bch2_lookup_trans(struct btree_trans *trans, if (inode) goto out; + /* + * Note: if check/repair needs it, we commit before + * bch2_inode_hash_init_insert(), as after that point we can't take a + * restart - not in the top level loop with a commit_do(), like we + * usually do: + */ + struct bch_subvolume subvol; struct bch_inode_unpacked inode_u; ret = bch2_subvolume_get(trans, inum.subvol, true, &subvol) ?: bch2_inode_find_by_inum_nowarn_trans(trans, inum, &inode_u) ?: + bch2_check_dirent_target(trans, &dirent_iter, d, &inode_u, false) ?: + bch2_trans_commit(trans, NULL, NULL, BCH_TRANS_COMMIT_no_enospc) ?: PTR_ERR_OR_ZERO(inode = bch2_inode_hash_init_insert(trans, inum, &inode_u, &subvol)); + /* + * don't remove it: check_inodes might find another inode that points + * back to this dirent + */ bch2_fs_inconsistent_on(bch2_err_matches(ret, ENOENT), c, "dirent to missing inode:\n %s", - (bch2_bkey_val_to_text(&buf, c, k), buf.buf)); + (bch2_bkey_val_to_text(&buf, c, d.s_c), buf.buf)); if (ret) goto err; - - /* regular files may have hardlinks: */ - if (bch2_fs_inconsistent_on(bch2_inode_should_have_single_bp(&inode_u) && - !bkey_eq(k.k->p, POS(inode_u.bi_dir, inode_u.bi_dir_offset)), - c, - "dirent points to inode that does not point back:\n %s", - (bch2_bkey_val_to_text(&buf, c, k), - prt_printf(&buf, "\n "), - bch2_inode_unpacked_to_text(&buf, &inode_u), - buf.buf))) { - ret = -ENOENT; - goto err; - } out: bch2_trans_iter_exit(trans, &dirent_iter); printbuf_exit(&buf); |