fs/crypto/Kconfig

   1 config FS_ENCRYPTION
   2         tristate "FS Encryption (Per-file encryption)"
   3         depends on BLOCK
   4         select CRYPTO
   5         select CRYPTO_AES
   6         select CRYPTO_CBC
   7         select CRYPTO_ECB
   8         select CRYPTO_XTS
   9         select CRYPTO_CTS
  10         select CRYPTO_CTR
  11         select KEYS
  12         help
  13           Enable encryption of files and directories.  This
  14           feature is similar to ecryptfs, but it is more memory
  15           efficient since it avoids caching the encrypted and
  16           decrypted pages in the page cache.