···204204205205config DM_DEBUG206206 boolean "Device mapper debugging support"207207- depends on BLK_DEV_DM && EXPERIMENTAL207207+ depends on BLK_DEV_DM208208 ---help---209209 Enable this for messages that may help debug device-mapper problems.210210···212212213213config DM_CRYPT214214 tristate "Crypt target support"215215- depends on BLK_DEV_DM && EXPERIMENTAL215215+ depends on BLK_DEV_DM216216 select CRYPTO217217 select CRYPTO_CBC218218 ---help---···230230 If unsure, say N.231231232232config DM_SNAPSHOT233233- tristate "Snapshot target (EXPERIMENTAL)"234234- depends on BLK_DEV_DM && EXPERIMENTAL233233+ tristate "Snapshot target"234234+ depends on BLK_DEV_DM235235 ---help---236236 Allow volume managers to take writable snapshots of a device.237237238238config DM_MIRROR239239- tristate "Mirror target (EXPERIMENTAL)"240240- depends on BLK_DEV_DM && EXPERIMENTAL239239+ tristate "Mirror target"240240+ depends on BLK_DEV_DM241241 ---help---242242 Allow volume managers to mirror logical volumes, also243243 needed for live data migration tools such as 'pvmove'.244244245245config DM_ZERO246246- tristate "Zero target (EXPERIMENTAL)"247247- depends on BLK_DEV_DM && EXPERIMENTAL246246+ tristate "Zero target"247247+ depends on BLK_DEV_DM248248 ---help---249249 A target that discards writes, and returns all zeroes for250250 reads. Useful in some recovery situations.251251252252config DM_MULTIPATH253253- tristate "Multipath target (EXPERIMENTAL)"254254- depends on BLK_DEV_DM && EXPERIMENTAL253253+ tristate "Multipath target"254254+ depends on BLK_DEV_DM255255 ---help---256256 Allow volume managers to support multipath hardware.257257258258config DM_MULTIPATH_EMC259259- tristate "EMC CX/AX multipath support (EXPERIMENTAL)"260260- depends on DM_MULTIPATH && BLK_DEV_DM && EXPERIMENTAL259259+ tristate "EMC CX/AX multipath support"260260+ depends on DM_MULTIPATH && BLK_DEV_DM261261 ---help---262262 Multipath support for EMC CX/AX series hardware.263263