diff options
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/bcachefs/btree_node_scan.c | 16 | ||||
| -rw-r--r-- | fs/bcachefs/journal.c | 6 |
2 files changed, 13 insertions, 9 deletions
diff --git a/fs/bcachefs/btree_node_scan.c b/fs/bcachefs/btree_node_scan.c index 71fcc8a9152a..c518e18ce5dc 100644 --- a/fs/bcachefs/btree_node_scan.c +++ b/fs/bcachefs/btree_node_scan.c @@ -155,14 +155,6 @@ static void try_read_btree_node(struct find_btree_nodes *f, struct bch_dev *ca, if (BTREE_NODE_LEVEL(bn) >= BTREE_MAX_DEPTH) return; - bio_reset(bio, ca->disk_sb.bdev, REQ_OP_READ); - bio->bi_iter.bi_sector = offset; - bch2_bio_map(bio, b->data, c->opts.btree_node_size); - - submit_time = local_clock(); - submit_bio_wait(bio); - bch2_account_io_completion(ca, BCH_MEMBER_ERROR_read, submit_time, !bio->bi_status); - rcu_read_lock(); struct found_btree_node n = { .btree_id = BTREE_NODE_ID(bn), @@ -179,6 +171,14 @@ static void try_read_btree_node(struct find_btree_nodes *f, struct bch_dev *ca, }; rcu_read_unlock(); + bio_reset(bio, ca->disk_sb.bdev, REQ_OP_READ); + bio->bi_iter.bi_sector = offset; + bch2_bio_map(bio, b->data, c->opts.btree_node_size); + + submit_time = local_clock(); + submit_bio_wait(bio); + bch2_account_io_completion(ca, BCH_MEMBER_ERROR_read, submit_time, !bio->bi_status); + found_btree_node_to_key(&b->key, &n); CLASS(printbuf, buf)(); diff --git a/fs/bcachefs/journal.c b/fs/bcachefs/journal.c index 97760e89e5a3..12b02717007a 100644 --- a/fs/bcachefs/journal.c +++ b/fs/bcachefs/journal.c @@ -1472,6 +1472,10 @@ int bch2_fs_journal_start(struct journal *j, u64 last_seq, u64 cur_seq) last_seq = cur_seq; u64 nr = cur_seq - last_seq; + if (nr * sizeof(struct journal_entry_pin_list) > 1U << 30) { + bch_err(c, "too many ntjournal fifo (%llu open entries)", nr); + return bch_err_throw(c, ENOMEM_journal_pin_fifo); + } /* * Extra fudge factor, in case we crashed when the journal pin fifo was @@ -1484,7 +1488,7 @@ int bch2_fs_journal_start(struct journal *j, u64 last_seq, u64 cur_seq) nr = max(nr, JOURNAL_PIN); init_fifo(&j->pin, roundup_pow_of_two(nr), GFP_KERNEL); if (!j->pin.data) { - bch_err(c, "error reallocating journal fifo (%llu open entries)", nr); + bch_err(c, "error allocating journal fifo (%llu open entries)", nr); return bch_err_throw(c, ENOMEM_journal_pin_fifo); } |