diff -Nur package.orig/kernel/modules/block.mk package/kernel/modules/block.mk
--- package.orig/kernel/modules/block.mk	2012-07-26 17:40:14.000000000 +0200
+++ package/kernel/modules/block.mk	2012-07-27 11:21:04.000000000 +0200
@@ -384,7 +384,7 @@
   KCONFIG:= \
        CONFIG_BLK_DEV_MD=n \
        CONFIG_DM_DEBUG=n \
-       CONFIG_DM_CRYPT=n \
+       CONFIG_DM_CRYPT \
        CONFIG_DM_UEVENT=n \
        CONFIG_DM_DELAY=n \
        CONFIG_DM_MULTIPATH=n \
@@ -395,7 +395,7 @@
        CONFIG_BLK_DEV_DM \
        CONFIG_DM_MIRROR
   FILES:=$(LINUX_DIR)/drivers/md/dm-*.$(LINUX_KMOD_SUFFIX)
-  AUTOLOAD:=$(call AutoLoad,30,dm-mod dm-log dm-region-hash dm-mirror)
+  AUTOLOAD:=$(call AutoLoad,30,dm-mod dm-log dm-region-hash dm-mirror dm-crypt)
 endef
 
 define KernelPackage/dm/description
diff -Nur package.orig/kernel/modules/crypto.mk package/kernel/modules/crypto.mk
--- package.orig/kernel/modules/crypto.mk	2012-07-26 17:40:14.000000000 +0200
+++ package/kernel/modules/crypto.mk	2012-07-27 11:21:04.000000000 +0200
@@ -329,3 +329,19 @@
 
 $(eval $(call KernelPackage,crypto-test))
 
+define KernelPackage/crypto-xts
+$(call KernelPackage/crypto/Depends,)
+  TITLE:=XTS cipher CryptoAPI module
+  KCONFIG:= \
+        CONFIG_CRYPTO_GF128MUL \
+        CONFIG_CRYPTO_XTS
+  FILES:= \
+        $(LINUX_DIR)/crypto/xts.$(LINUX_KMOD_SUFFIX) \
+        $(LINUX_DIR)/crypto/gf128mul.$(LINUX_KMOD_SUFFIX)
+  AUTOLOAD:=$(call AutoLoad,09, \
+        gf128mul \
+        xts \
+  )
+endef
+
+$(eval $(call KernelPackage,crypto-xts))