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| author |   Jaegeuk Kim <jaegeuk@kernel.org> | 2015-04-10 16:28:26 -0700 |
|---|---|---|
| committer | Jaegeuk Kim <jaegeuk@kernel.org> | 2015-05-28 15:41:46 -0700 |
| commit | d33793fb89c2e3576d1f219e58f59365484f475e (patch) | |
| tree | 21284868fe46d57cda2051c0767e9ec533d94f40 /fs/f2fs/Kconfig | |
| parent | f2fs crypto: declare some definitions for f2fs encryption feature (diff) | |
| download | linux-dev-d33793fb89c2e3576d1f219e58f59365484f475e.tar.xz linux-dev-d33793fb89c2e3576d1f219e58f59365484f475e.zip | |
f2fs crypto: add f2fs encryption Kconfig
This patch adds f2fs encryption config.
This patch integrates:
"ext4 crypto: require CONFIG_CRYPTO_CTR if ext4 encryption is enabled
On arm64 this is apparently needed for CTS mode to function correctly.
Otherwise attempts to use CTS return ENOENT."
Signed-off-by: Michael Halcrow <mhalcrow@google.com>
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Diffstat (limited to 'fs/f2fs/Kconfig')
| -rw-r--r-- | fs/f2fs/Kconfig | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/fs/f2fs/Kconfig b/fs/f2fs/Kconfig index 05f0f663f14c..c629762005bc 100644 --- a/fs/f2fs/Kconfig +++ b/fs/f2fs/Kconfig @@ -72,6 +72,25 @@ config F2FS_CHECK_FS If you want to improve the performance, say N. +config F2FS_FS_ENCRYPTION + bool "F2FS Encryption" + depends on F2FS_FS + depends on F2FS_FS_XATTR + select CRYPTO_AES + select CRYPTO_CBC + select CRYPTO_ECB + select CRYPTO_XTS + select CRYPTO_CTS + select CRYPTO_CTR + select CRYPTO_SHA256 + select KEYS + select ENCRYPTED_KEYS + help + Enable encryption of f2fs 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 F2FS_IO_TRACE bool "F2FS IO tracer" depends on F2FS_FS |