1# SPDX-License-Identifier: GPL-2.0-only 2config FS_ENCRYPTION 3 bool "FS Encryption (Per-file encryption)" 4 select CRYPTO 5 select CRYPTO_HASH 6 select CRYPTO_SKCIPHER 7 select CRYPTO_LIB_SHA256 8 select KEYS 9 help 10 Enable encryption of files and directories. This 11 feature is similar to ecryptfs, but it is more memory 12 efficient since it avoids caching the encrypted and 13 decrypted pages in the page cache. Currently Ext4, 14 F2FS and UBIFS make use of this feature. 15 16# Filesystems supporting encryption must select this if FS_ENCRYPTION. This 17# allows the algorithms to be built as modules when all the filesystems are. 18config FS_ENCRYPTION_ALGS 19 tristate 20 select CRYPTO_AES 21 select CRYPTO_CBC 22 select CRYPTO_CTS 23 select CRYPTO_ECB 24 select CRYPTO_HMAC 25 select CRYPTO_SHA512 26 select CRYPTO_XTS 27 28config FS_ENCRYPTION_INLINE_CRYPT 29 bool "Enable fscrypt to use inline crypto" 30 depends on FS_ENCRYPTION && BLK_INLINE_ENCRYPTION 31 help 32 Enable fscrypt to use inline encryption hardware if available. 33