Lines Matching defs:upper
1645 * on upper level nodes, we unlock all the upper nodes before reading the
1981 * write lock on the parent, and any other upper nodes, before doing the
1983 * tasks to lock the parent and any other upper nodes.
2013 * to insert, so we are safe to unlock all upper
2031 * We can not unlock upper nodes when the key is
2034 * and possibly of other upper nodes too.
2036 * unlock all the upper nodes, using
3242 struct extent_buffer *upper = path->nodes[1];
3337 btrfs_set_node_key(upper, &disk_key, slot + 1);
3338 btrfs_mark_buffer_dirty(trans, upper);
3378 struct extent_buffer *upper;
3388 upper = path->nodes[1];
3389 if (slot >= btrfs_header_nritems(upper) - 1)
3394 right = btrfs_read_node_slot(upper, slot + 1);
3404 ret = btrfs_cow_block(trans, root, right, upper,