1041 	struct extent_map *split_pre = NULL;  in split_extent_map()  local
1049 	split_pre = alloc_extent_map();  in split_extent_map()
1050 	if (!split_pre)  in split_extent_map()
1077 	split_pre->start = em->start;  in split_extent_map()
1078 	split_pre->len = pre;  in split_extent_map()
1079 	split_pre->disk_bytenr = new_logical;  in split_extent_map()
1080 	split_pre->disk_num_bytes = split_pre->len;  in split_extent_map()
1081 	split_pre->offset = 0;  in split_extent_map()
1082 	split_pre->ram_bytes = split_pre->len;  in split_extent_map()
1083 	split_pre->flags = flags;  in split_extent_map()
1084 	split_pre->generation = em->generation;  in split_extent_map()
1086 	replace_extent_mapping(inode, em, split_pre, 1);  in split_extent_map()
1114 	free_extent_map(split_pre);  in split_extent_map()