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author | Theodore Ts'o <tytso@mit.edu> | 2015-04-11 14:46:47 +0300 |
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committer | Theodore Ts'o <tytso@mit.edu> | 2015-04-11 14:46:47 +0300 |
commit | b17655fb7f4a1d27c1e50dcc28268612da944a54 (patch) | |
tree | 0ae6603898a97f7dc0e80fe43a2c3ba0858b3c0c /fs/ext4 | |
parent | f542fbe8d5e842ed4e9ad6ccc6c2913407451c51 (diff) | |
download | linux-b17655fb7f4a1d27c1e50dcc28268612da944a54.tar.xz |
ext4 crypto: add ext4 encryption Kconfig
Signed-off-by: Michael Halcrow <mhalcrow@google.com>
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
Diffstat (limited to 'fs/ext4')
-rw-r--r-- | fs/ext4/Kconfig | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/fs/ext4/Kconfig b/fs/ext4/Kconfig index efea5d5c44ce..18228c201f7f 100644 --- a/fs/ext4/Kconfig +++ b/fs/ext4/Kconfig @@ -64,6 +64,23 @@ config EXT4_FS_SECURITY If you are not using a security module that requires using extended attributes for file security labels, say N. +config EXT4_FS_ENCRYPTION + bool "Ext4 Encryption" + depends on EXT4_FS + select CRYPTO_AES + select CRYPTO_CBC + select CRYPTO_ECB + select CRYPTO_XTS + select CRYPTO_CTS + select CRYPTO_SHA256 + select KEYS + select ENCRYPTED_KEYS + help + Enable encryption of ext4 files and directories. This + feature is similar to ecryptfs, but it is more memory + efficient since it avoids caching the encrypted and + decrypted pages in the page cache. + config EXT4_DEBUG bool "EXT4 debugging support" depends on EXT4_FS |