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Message-Id: <1428894996-7852-4-git-send-email-tytso@mit.edu>
Date: Sun, 12 Apr 2015 23:16:19 -0400
From: Theodore Ts'o <tytso@....edu>
To: Ext4 Developers List <linux-ext4@...r.kernel.org>
Cc: mhalcrow@...gle.com, Theodore Ts'o <tytso@....edu>
Subject: [PATCH-v2 03/20] ext4 crypto: add ext4 encryption Kconfig
Change-Id: Ieedde8447d748d2ca1ffca546e58418fb9e9c885
Signed-off-by: Michael Halcrow <mhalcrow@...gle.com>
Signed-off-by: Theodore Ts'o <tytso@....edu>
---
fs/ext4/Kconfig | 17 +++++++++++++++++
1 file changed, 17 insertions(+)
diff --git a/fs/ext4/Kconfig b/fs/ext4/Kconfig
index efea5d5..18228c2 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
--
2.3.0
--
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