use XZ instead of LZMA as default

target/linux/config/Config.in.kernel

@@ -49,6 +49,12 @@ config ADK_KERNEL_RD_LZO
 config ADK_KERNEL_KERNEL_LZO
 	boolean
 
+config ADK_KERNEL_RD_XZ
+	boolean
+
+config ADK_KERNEL_KERNEL_XZ
+	boolean
+
 config ADK_KERNEL_INITRAMFS_SOURCE
 	string
 	default ""

target/x86/kernel.config

@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
 # Linux/x86 2.6.39 Kernel Configuration
-# Thu Jul 14 19:13:32 2011
+# Thu Aug  4 19:45:52 2011
 #
 # CONFIG_64BIT is not set
 CONFIG_X86_32=y
@@ -67,8 +67,8 @@ CONFIG_HAVE_KERNEL_XZ=y
 CONFIG_HAVE_KERNEL_LZO=y
 # CONFIG_KERNEL_GZIP is not set
 # CONFIG_KERNEL_BZIP2 is not set
-CONFIG_KERNEL_LZMA=y
-# CONFIG_KERNEL_XZ is not set
+# CONFIG_KERNEL_LZMA is not set
+CONFIG_KERNEL_XZ=y
 # CONFIG_KERNEL_LZO is not set
 # CONFIG_SWAP is not set
 CONFIG_SYSVIPC=y
@@ -873,6 +873,11 @@ CONFIG_DEFAULT_IO_DELAY_TYPE=0
 CONFIG_DEFAULT_SECURITY_DAC=y
 CONFIG_DEFAULT_SECURITY=""
 # CONFIG_CRYPTO is not set
+
+#
+# OCF Configuration
+#
+# CONFIG_OCF_OCF is not set
 CONFIG_HAVE_KVM=y
 # CONFIG_VIRTUALIZATION is not set
 # CONFIG_BINARY_PRINTF is not set