+config DM_MULTIPATH_RDAC
+ tristate "LSI/Engenio RDAC multipath support (EXPERIMENTAL)"
+ depends on DM_MULTIPATH && BLK_DEV_DM && SCSI && EXPERIMENTAL
+ ---help---
+ Multipath support for LSI/Engenio RDAC.
+
+config DM_DELAY
+ tristate "I/O delaying target (EXPERIMENTAL)"
+ depends on BLK_DEV_DM && EXPERIMENTAL
+ ---help---
+ A target that delays reads and/or writes and can send
+ them to different devices. Useful for testing.
+
+ If unsure, say N.