[PATCH] dm: add debug macro

[deliverable/linux.git] / drivers / md / Kconfig

diff --git a/drivers/md/Kconfig b/drivers/md/Kconfig
index 6dd31a291d8436af9821d0b465866208daec3cd5..949c71fbfbb55a22384bbd380b0ebedf4c5bdb2b 100644 (file)
--- a/drivers/md/Kconfig
+++ b/drivers/md/Kconfig
@@ -201,6 +201,14 @@ config BLK_DEV_DM
 
          If unsure, say N.
 
+config DM_DEBUG
+       boolean "Device mapper debugging support"
+       depends on BLK_DEV_DM && EXPERIMENTAL
+       ---help---
+         Enable this for messages that may help debug device-mapper problems.
+
+         If unsure, say N.
+
 config DM_CRYPT
        tristate "Crypt target support"
        depends on BLK_DEV_DM && EXPERIMENTAL