summaryrefslogtreecommitdiffstats
path: root/kernel/drivers/md/persistent-data/Kconfig
blob: 78c74bb71ba42f11ff5035a5a593ed5732df9791 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
config DM_PERSISTENT_DATA
       tristate
       depends on BLK_DEV_DM
       select LIBCRC32C
       select DM_BUFIO
       ---help---
	 Library providing immutable on-disk data structure support for
	 device-mapper targets such as the thin provisioning target.

config DM_DEBUG_BLOCK_STACK_TRACING
       bool "Keep stack trace of persistent data block lock holders"
       depends on STACKTRACE_SUPPORT && DM_PERSISTENT_DATA
       select STACKTRACE
       ---help---
	 Enable this for messages that may help debug problems with the
	 block manager locking used by thin provisioning and caching.

	 If unsure, say N.