Lines Matching defs:map
3264 * coupled with a single extent map, and each range can have
3265 * an extent map with a different offset value relative to the
3448 * and does the loop to map the page into extents and bios.
4438 * map records are removed
4447 struct extent_map_tree *map = &btrfs_inode->extent_tree;
4457 write_lock(&map->lock);
4458 em = lookup_extent_mapping(map, start, len);
4460 write_unlock(&map->lock);
4465 write_unlock(&map->lock);
4504 remove_extent_mapping(map, em);
4509 write_unlock(&map->lock);