Lines Matching refs:existing
643 struct extent_map *existing, in merge_extent_mapping() argument
656 if (existing->start > map_start) { in merge_extent_mapping()
657 next = existing; in merge_extent_mapping()
660 prev = existing; in merge_extent_mapping()
716 struct extent_map *existing; in btrfs_add_extent_mapping() local
718 existing = btrfs_search_extent_mapping(&inode->extent_tree, start, len); in btrfs_add_extent_mapping()
720 trace_btrfs_handle_em_exist(fs_info, existing, em, start, len); in btrfs_add_extent_mapping()
726 if (start >= existing->start && in btrfs_add_extent_mapping()
727 start < btrfs_extent_map_end(existing)) { in btrfs_add_extent_mapping()
729 *em_in = existing; in btrfs_add_extent_mapping()
739 ret = merge_extent_mapping(inode, existing, em, start); in btrfs_add_extent_mapping()
745 existing->start, btrfs_extent_map_end(existing), in btrfs_add_extent_mapping()
748 btrfs_free_extent_map(existing); in btrfs_add_extent_mapping()