[5/5] Enable configuration and building of dm-vdo.

Commit Message

corwin May 9, 2023, 1:05 a.m. UTC

From: corwin <[e-mail]>

This adds dm-vdo to the drivers/md Kconfig and Makefile.

Signed-off-by: corwin <[e-mail]>
---
 drivers/md/Kconfig  | 16 ++++++++++++++++
 drivers/md/Makefile |  2 ++
 2 files changed, 18 insertions(+)

Patch

diff --git a/drivers/md/Kconfig b/drivers/md/Kconfig
index b0a22e99bad..9fa9dec1029 100644
--- a/drivers/md/Kconfig
+++ b/drivers/md/Kconfig
@@ -521,6 +521,22 @@  config DM_FLAKEY
 	help
 	 A target that intermittently fails I/O for debugging purposes.
 
+config DM_VDO
+	tristate "VDO: deduplication and compression target"
+	depends on 64BIT
+	depends on BLK_DEV_DM
+	select DM_BUFIO
+	select LZ4_COMPRESS
+	select LZ4_DECOMPRESS
+	help
+	  This device mapper target presents a block device with
+	  deduplication, compression and thin-provisioning.
+
+	  To compile this code as a module, choose M here: the module will
+	  be called dm-vdo.
+
+	  If unsure, say N.
+
 config DM_VERITY
 	tristate "Verity target support"
 	depends on BLK_DEV_DM
diff --git a/drivers/md/Makefile b/drivers/md/Makefile
index 84291e38dca..47444b393ab 100644
--- a/drivers/md/Makefile
+++ b/drivers/md/Makefile
@@ -25,6 +25,7 @@  dm-ebs-y	+= dm-ebs-target.o
 dm-era-y	+= dm-era-target.o
 dm-clone-y	+= dm-clone-target.o dm-clone-metadata.o
 dm-verity-y	+= dm-verity-target.o
+dm-vdo-y	+= dm-vdo-target.o $(patsubst drivers/md/dm-vdo/%.c,dm-vdo/%.o,$(wildcard $(src)/dm-vdo/*.c))
 dm-zoned-y	+= dm-zoned-target.o dm-zoned-metadata.o dm-zoned-reclaim.o
 
 md-mod-y	+= md.o md-bitmap.o
@@ -74,6 +75,7 @@  obj-$(CONFIG_DM_ZERO)		+= dm-zero.o
 obj-$(CONFIG_DM_RAID)		+= dm-raid.o
 obj-$(CONFIG_DM_THIN_PROVISIONING) += dm-thin-pool.o
 obj-$(CONFIG_DM_VERITY)		+= dm-verity.o
+obj-$(CONFIG_DM_VDO)            += dm-vdo.o
 obj-$(CONFIG_DM_CACHE)		+= dm-cache.o
 obj-$(CONFIG_DM_CACHE_SMQ)	+= dm-cache-smq.o
 obj-$(CONFIG_DM_EBS)		+= dm-ebs.o