10b81d077SJaegeuk Kimconfig FS_ENCRYPTION 2*643fa961SChandan Rajendra bool "FS Encryption (Per-file encryption)" 30b81d077SJaegeuk Kim select CRYPTO 40b81d077SJaegeuk Kim select CRYPTO_AES 50b81d077SJaegeuk Kim select CRYPTO_CBC 60b81d077SJaegeuk Kim select CRYPTO_ECB 70b81d077SJaegeuk Kim select CRYPTO_XTS 80b81d077SJaegeuk Kim select CRYPTO_CTS 9b7e7cf7aSDaniel Walter select CRYPTO_SHA256 100b81d077SJaegeuk Kim select KEYS 110b81d077SJaegeuk Kim help 120b81d077SJaegeuk Kim Enable encryption of files and directories. This 130b81d077SJaegeuk Kim feature is similar to ecryptfs, but it is more memory 140b81d077SJaegeuk Kim efficient since it avoids caching the encrypted and 15*643fa961SChandan Rajendra decrypted pages in the page cache. Currently Ext4, 16*643fa961SChandan Rajendra F2FS and UBIFS make use of this feature. 17