diff options
| author | Ingo Molnar <mingo@kernel.org> | 2012-04-13 09:57:10 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2012-04-13 09:57:10 +0200 |
| commit | a385ec4f11bdcf81af094c03e2444ee9b7fad2e5 (patch) | |
| tree | a2c186cb828e3713c2ec48a4d7191166fb798b3d /fs/btrfs/delayed-inode.c | |
| parent | 659c36fcda403013a01b85da07cf2d9711e6d6c7 (diff) | |
| parent | 0034102808e0dbbf3a2394b82b1bb40b5778de9e (diff) | |
Merge tag 'v3.4-rc2' into perf/core
Merge Linux 3.4-rc2: we were on v3.3, update the base.
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'fs/btrfs/delayed-inode.c')
| -rw-r--r-- | fs/btrfs/delayed-inode.c | 33 |
1 files changed, 22 insertions, 11 deletions
diff --git a/fs/btrfs/delayed-inode.c b/fs/btrfs/delayed-inode.c index fe4cd0f1cef..03e3748d84d 100644 --- a/fs/btrfs/delayed-inode.c +++ b/fs/btrfs/delayed-inode.c @@ -115,6 +115,7 @@ static struct btrfs_delayed_node *btrfs_get_delayed_node(struct inode *inode) return NULL; } +/* Will return either the node or PTR_ERR(-ENOMEM) */ static struct btrfs_delayed_node *btrfs_get_or_create_delayed_node( struct inode *inode) { @@ -836,10 +837,8 @@ static int btrfs_batch_insert_items(struct btrfs_trans_handle *trans, btrfs_clear_path_blocking(path, NULL, 0); /* insert the keys of the items */ - ret = setup_items_for_insert(trans, root, path, keys, data_size, - total_data_size, total_size, nitems); - if (ret) - goto error; + setup_items_for_insert(trans, root, path, keys, data_size, + total_data_size, total_size, nitems); /* insert the dir index items */ slot = path->slots[0]; @@ -1108,16 +1107,25 @@ static int btrfs_update_delayed_inode(struct btrfs_trans_handle *trans, return 0; } -/* Called when committing the transaction. */ +/* + * Called when committing the transaction. + * Returns 0 on success. + * Returns < 0 on error and returns with an aborted transaction with any + * outstanding delayed items cleaned up. + */ int btrfs_run_delayed_items(struct btrfs_trans_handle *trans, struct btrfs_root *root) { + struct btrfs_root *curr_root = root; struct btrfs_delayed_root *delayed_root; struct btrfs_delayed_node *curr_node, *prev_node; struct btrfs_path *path; struct btrfs_block_rsv *block_rsv; int ret = 0; + if (trans->aborted) + return -EIO; + path = btrfs_alloc_path(); if (!path) return -ENOMEM; @@ -1130,17 +1138,18 @@ int btrfs_run_delayed_items(struct btrfs_trans_handle *trans, curr_node = btrfs_first_delayed_node(delayed_root); while (curr_node) { - root = curr_node->root; - ret = btrfs_insert_delayed_items(trans, path, root, + curr_root = curr_node->root; + ret = btrfs_insert_delayed_items(trans, path, curr_root, curr_node); if (!ret) - ret = btrfs_delete_delayed_items(trans, path, root, - curr_node); + ret = btrfs_delete_delayed_items(trans, path, + curr_root, curr_node); if (!ret) - ret = btrfs_update_delayed_inode(trans, root, path, - curr_node); + ret = btrfs_update_delayed_inode(trans, curr_root, + path, curr_node); if (ret) { btrfs_release_delayed_node(curr_node); + btrfs_abort_transaction(trans, root, ret); break; } @@ -1151,6 +1160,7 @@ int btrfs_run_delayed_items(struct btrfs_trans_handle *trans, btrfs_free_path(path); trans->block_rsv = block_rsv; + return ret; } @@ -1371,6 +1381,7 @@ void btrfs_balance_delayed_items(struct btrfs_root *root) btrfs_wq_run_delayed_node(delayed_root, root, 0); } +/* Will return 0 or -ENOMEM */ int btrfs_insert_delayed_dir_index(struct btrfs_trans_handle *trans, struct btrfs_root *root, const char *name, int name_len, struct inode *dir, |