VDO_HASH_LOCK_WRITING
lock->state = VDO_HASH_LOCK_WRITING;
case VDO_HASH_LOCK_WRITING:
case VDO_HASH_LOCK_WRITING:
[VDO_HASH_LOCK_WRITING] = "WRITING",
if ((lock->state != VDO_HASH_LOCK_WRITING) || !cancel_data_vio_compression(lock->agent))