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-rw-r--r--drivers/md/Kconfig1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/md/Kconfig b/drivers/md/Kconfig
index 2ae40913bbc6..02a5345a44a6 100644
--- a/drivers/md/Kconfig
+++ b/drivers/md/Kconfig
@@ -249,6 +249,7 @@ config DM_DEBUG_BLOCK_STACK_TRACING
block manager locking used by thin provisioning and caching.
If unsure, say N.
+
config DM_BIO_PRISON
tristate
depends on BLK_DEV_DM