1 # SPDX-License-Identifier: GPL-2.0-only 1 # SPDX-License-Identifier: GPL-2.0-only 2 config FS_ENCRYPTION 2 config FS_ENCRYPTION 3 bool "FS Encryption (Per-file encrypti 3 bool "FS Encryption (Per-file encryption)" 4 select CRYPTO 4 select CRYPTO 5 select CRYPTO_HASH !! 5 select CRYPTO_AES 6 select CRYPTO_SKCIPHER !! 6 select CRYPTO_CBC 7 select CRYPTO_LIB_SHA256 !! 7 select CRYPTO_ECB >> 8 select CRYPTO_XTS >> 9 select CRYPTO_CTS >> 10 select CRYPTO_SHA256 8 select KEYS 11 select KEYS 9 help 12 help 10 Enable encryption of files and direc 13 Enable encryption of files and directories. This 11 feature is similar to ecryptfs, but 14 feature is similar to ecryptfs, but it is more memory 12 efficient since it avoids caching th 15 efficient since it avoids caching the encrypted and 13 decrypted pages in the page cache. 16 decrypted pages in the page cache. Currently Ext4, 14 F2FS, UBIFS, and CephFS make use of !! 17 F2FS and UBIFS make use of this feature. 15 << 16 # Filesystems supporting encryption must selec << 17 # allows the algorithms to be built as modules << 18 # whereas selecting them from FS_ENCRYPTION wo << 19 # << 20 # Note: this option only pulls in the algorith << 21 # needs "by default". If userspace will use " << 22 # as Adiantum encryption, then those other mod << 23 # in the crypto API; see Documentation/filesys << 24 # << 25 # Also note that this option only pulls in the << 26 # algorithms, not any per-architecture optimiz << 27 # strongly recommended to enable optimized imp << 28 # disable these generic implementations if cor << 29 # implementations will always be available too << 30 # dependencies ('imply' rather than 'select'). << 31 # implementations if you're sure they will nev << 32 config FS_ENCRYPTION_ALGS << 33 tristate << 34 imply CRYPTO_AES << 35 imply CRYPTO_CBC << 36 imply CRYPTO_CTS << 37 imply CRYPTO_ECB << 38 imply CRYPTO_HMAC << 39 imply CRYPTO_SHA512 << 40 imply CRYPTO_XTS << 41 << 42 config FS_ENCRYPTION_INLINE_CRYPT << 43 bool "Enable fscrypt to use inline cry << 44 depends on FS_ENCRYPTION && BLK_INLINE << 45 help << 46 Enable fscrypt to use inline encrypt <<
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