diff options
| -rw-r--r-- | fs/btrfs/relocation.c | 14 |
1 files changed, 8 insertions, 6 deletions
diff --git a/fs/btrfs/relocation.c b/fs/btrfs/relocation.c index 63b11e546a87..73d9dc192fbb 100644 --- a/fs/btrfs/relocation.c +++ b/fs/btrfs/relocation.c @@ -3177,6 +3177,14 @@ static int relocate_tree_block(struct btrfs_trans_handle *trans, if (!node) return 0; + /* + * If we fail here we want to drop our backref_node because we are going + * to start over and regenerate the tree for it. + */ + ret = reserve_metadata_space(trans, rc, node); + if (ret) + goto out; + BUG_ON(node->processed); root = select_one_root(node); if (root == ERR_PTR(-ENOENT)) { @@ -3184,12 +3192,6 @@ static int relocate_tree_block(struct btrfs_trans_handle *trans, goto out; } - if (!root || test_bit(BTRFS_ROOT_REF_COWS, &root->state)) { - ret = reserve_metadata_space(trans, rc, node); - if (ret) - goto out; - } - if (root) { if (test_bit(BTRFS_ROOT_REF_COWS, &root->state)) { BUG_ON(node->new_bytenr); |