--- zzzz-none-000/linux-4.4.60/include/linux/device-mapper.h 2017-04-08 07:53:53.000000000 +0000 +++ jet-2400-727/linux-4.4.60/include/linux/device-mapper.h 2021-03-17 14:36:41.000000000 +0000 @@ -603,4 +603,6 @@ return (n << SECTOR_SHIFT); } +void dm_end_request(struct request *clone, int error); + #endif /* _LINUX_DEVICE_MAPPER_H */