Lines Matching refs:em_tree
514 struct extent_map_tree *em_tree;
520 em_tree = &BTRFS_I(inode)->extent_tree;
560 read_lock(&em_tree->lock);
561 em = lookup_extent_mapping(em_tree, last_offset,
563 read_unlock(&em_tree->lock);
623 struct extent_map_tree *em_tree;
639 em_tree = &BTRFS_I(inode)->extent_tree;
642 read_lock(&em_tree->lock);
643 em = lookup_extent_mapping(em_tree,
646 read_unlock(&em_tree->lock);