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1# SPDX-License-Identifier: GPL-2.0-only2 3config DM_VDO4 tristate "VDO: deduplication and compression target"5 depends on 64BIT6 depends on BLK_DEV_DM7 select DM_BUFIO8 select LZ4_COMPRESS9 select LZ4_DECOMPRESS10 help11 This device mapper target presents a block device with12 deduplication, compression and thin-provisioning.13 14 To compile this code as a module, choose M here: the module will15 be called dm-vdo.16 17 If unsure, say N.18