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authorMike Snitzer <snitzer@redhat.com>2017-05-04 10:32:07 -0400
committerMike Snitzer <snitzer@redhat.com>2017-05-04 10:58:55 -0400
commit7ab84db64f119e03b2c42ed919dfee7d6cf0dc3c (patch)
tree5dc76758eac0d4cb069d230b176d4595b368e26a /drivers/md
parent97dfb20309e0ad4fa22deb5bc5ed85604d5014ef (diff)
downloadlinux-7ab84db64f119e03b2c42ed919dfee7d6cf0dc3c.tar.bz2
dm integrity: improve the Kconfig help text for DM_INTEGRITY
Signed-off-by: Mike Snitzer <snitzer@redhat.com> Signed-off-by: Milan Broz <gmazyland@gmail.com>
Diffstat (limited to 'drivers/md')
-rw-r--r--drivers/md/Kconfig15
1 files changed, 13 insertions, 2 deletions
diff --git a/drivers/md/Kconfig b/drivers/md/Kconfig
index 7468a22f9d10..23dbf20a8999 100644
--- a/drivers/md/Kconfig
+++ b/drivers/md/Kconfig
@@ -502,13 +502,24 @@ config DM_LOG_WRITES
If unsure, say N.
config DM_INTEGRITY
- tristate "Integrity target"
+ tristate "Integrity target support"
depends on BLK_DEV_DM
select BLK_DEV_INTEGRITY
select DM_BUFIO
select CRYPTO
select ASYNC_XOR
---help---
- This is the integrity target.
+ This device-mapper target emulates a block device that has
+ additional per-sector tags that can be used for storing
+ integrity information.
+
+ This integrity target is used with the dm-crypt target to
+ provide authenticated disk encryption or it can be used
+ standalone.
+
+ To compile this code as a module, choose M here: the module will
+ be called dm-integrity.
+
+ If unsure, say N.
endif # MD