1ec8f24b7SThomas Gleixner# SPDX-License-Identifier: GPL-2.0-only 20b81d077SJaegeuk Kimconfig FS_ENCRYPTION 3643fa961SChandan Rajendra bool "FS Encryption (Per-file encryption)" 40b81d077SJaegeuk Kim select CRYPTO 5ede7a09fSHerbert Xu select CRYPTO_HASH 6ede7a09fSHerbert Xu select CRYPTO_SKCIPHER 7bd0d97b7SEric Biggers select CRYPTO_LIB_SHA256 80b81d077SJaegeuk Kim select KEYS 90b81d077SJaegeuk Kim help 100b81d077SJaegeuk Kim Enable encryption of files and directories. This 110b81d077SJaegeuk Kim feature is similar to ecryptfs, but it is more memory 120b81d077SJaegeuk Kim efficient since it avoids caching the encrypted and 13643fa961SChandan Rajendra decrypted pages in the page cache. Currently Ext4, 14643fa961SChandan Rajendra F2FS and UBIFS make use of this feature. 15ede7a09fSHerbert Xu 16ede7a09fSHerbert Xu# Filesystems supporting encryption must select this if FS_ENCRYPTION. This 17ede7a09fSHerbert Xu# allows the algorithms to be built as modules when all the filesystems are. 18ede7a09fSHerbert Xuconfig FS_ENCRYPTION_ALGS 19ede7a09fSHerbert Xu tristate 20ede7a09fSHerbert Xu select CRYPTO_AES 21ede7a09fSHerbert Xu select CRYPTO_CBC 22ede7a09fSHerbert Xu select CRYPTO_CTS 23ede7a09fSHerbert Xu select CRYPTO_ECB 24ede7a09fSHerbert Xu select CRYPTO_HMAC 25ede7a09fSHerbert Xu select CRYPTO_SHA512 26ede7a09fSHerbert Xu select CRYPTO_XTS 275fee3609SSatya Tangirala 285fee3609SSatya Tangiralaconfig FS_ENCRYPTION_INLINE_CRYPT 295fee3609SSatya Tangirala bool "Enable fscrypt to use inline crypto" 305fee3609SSatya Tangirala depends on FS_ENCRYPTION && BLK_INLINE_ENCRYPTION 315fee3609SSatya Tangirala help 325fee3609SSatya Tangirala Enable fscrypt to use inline encryption hardware if available. 33