diff options
Diffstat (limited to 'fs/bcachefs/btree_iter.c')
| -rw-r--r-- | fs/bcachefs/btree_iter.c | 21 |
1 files changed, 18 insertions, 3 deletions
diff --git a/fs/bcachefs/btree_iter.c b/fs/bcachefs/btree_iter.c index 47d203cdb7b2..f1f4efc94589 100644 --- a/fs/bcachefs/btree_iter.c +++ b/fs/bcachefs/btree_iter.c @@ -2976,6 +2976,9 @@ got_trans: trans->paths_allocated[0] = 1; + static struct lock_class_key lockdep_key; + lockdep_init_map(&trans->dep_map, "bcachefs_btree", &lockdep_key, 0); + if (fn_idx < BCH_TRANSACTIONS_NR) { trans->fn = bch2_btree_transaction_fns[fn_idx]; @@ -3236,7 +3239,19 @@ int bch2_fs_btree_iter_init(struct bch_fs *c) mempool_init_kmalloc_pool(&c->btree_trans_mem_pool, 1, BTREE_TRANS_MEM_MAX) ?: init_srcu_struct(&c->btree_trans_barrier); - if (!ret) - c->btree_trans_barrier_initialized = true; - return ret; + if (ret) + return ret; + +#ifdef CONFIG_LOCKDEP + fs_reclaim_acquire(GFP_KERNEL); + struct btree_trans *trans = bch2_trans_get(c); + lock_acquire_exclusive(&trans->dep_map, 0, 0, NULL, _THIS_IP_); + trans->locks_held = true; + bch2_trans_put(trans); + fs_reclaim_release(GFP_KERNEL); + +#endif + c->btree_trans_barrier_initialized = true; + return 0; + } |