diff options
| author | Takashi Iwai <tiwai@suse.de> | 2011-04-05 09:12:21 +0200 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2011-04-05 09:12:21 +0200 |
| commit | 4e29402fe4b2006c994eed5020c42b2cc87d9b42 (patch) | |
| tree | c0229c107045ab21487729f6a6cab6b70ed30bfa /fs/btrfs/transaction.c | |
| parent | f8852b12200df393b0a4db1a7052454bbc335443 (diff) | |
| parent | 00b317a41c5428b13eb7e5b4bbc691b1aa7afa80 (diff) | |
Merge branch 'for-2.6.39' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound-2.6 into fix/asoc
Diffstat (limited to 'fs/btrfs/transaction.c')
| -rw-r--r-- | fs/btrfs/transaction.c | 14 |
1 files changed, 11 insertions, 3 deletions
diff --git a/fs/btrfs/transaction.c b/fs/btrfs/transaction.c index 3d73c8d93bb..ce48eb59d61 100644 --- a/fs/btrfs/transaction.c +++ b/fs/btrfs/transaction.c @@ -57,7 +57,8 @@ static noinline int join_transaction(struct btrfs_root *root) if (!cur_trans) { cur_trans = kmem_cache_alloc(btrfs_transaction_cachep, GFP_NOFS); - BUG_ON(!cur_trans); + if (!cur_trans) + return -ENOMEM; root->fs_info->generation++; cur_trans->num_writers = 1; cur_trans->num_joined = 0; @@ -195,7 +196,11 @@ again: wait_current_trans(root); ret = join_transaction(root); - BUG_ON(ret); + if (ret < 0) { + if (type != TRANS_JOIN_NOLOCK) + mutex_unlock(&root->fs_info->trans_mutex); + return ERR_PTR(ret); + } cur_trans = root->fs_info->running_transaction; cur_trans->use_count++; @@ -1156,7 +1161,8 @@ int btrfs_commit_transaction_async(struct btrfs_trans_handle *trans, struct btrfs_transaction *cur_trans; ac = kmalloc(sizeof(*ac), GFP_NOFS); - BUG_ON(!ac); + if (!ac) + return -ENOMEM; INIT_DELAYED_WORK(&ac->work, do_async_commit); ac->root = root; @@ -1389,6 +1395,8 @@ int btrfs_commit_transaction(struct btrfs_trans_handle *trans, put_transaction(cur_trans); put_transaction(cur_trans); + trace_btrfs_transaction_commit(root); + mutex_unlock(&root->fs_info->trans_mutex); if (current->journal_info == trans) |