Change-Id: Ieedde8447d748d2ca1ffca546e58418fb9e9c885
Signed-off-by: Michael Halcrow <mhalcrow@google.com>
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
If you are not using a security module that requires using
extended attributes for file security labels, say N.
+config EXT4_FS_ENCRYPTION
+ bool "Ext4 Encryption"
+ depends on EXT4_FS
+ select CRYPTO_AES
+ select CRYPTO_CBC
+ select CRYPTO_CTR
+ select CRYPTO_ECB
+ select CRYPTO_XTS
+ select CRYPTO_CTS
+ select CRYPTO_SHA1
+ select CRYPTO_SHA256
+ select CRYPTO_SHA512
+ select CRYPTO_HMAC
+ select KEYS
+ select ENCRYPTED_KEYS
+ help
+ Enable encryption of ext4 files and directories. This
+ feature is similar to ecryptfs, but it is more memory
+ efficient since it avoids caching the encrypted and
+ decrypted pages in the page cache.
+
config EXT4_DEBUG
bool "EXT4 debugging support"
depends on EXT4_FS