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authorHerbert Xu <herbert@gondor.apana.org.au>2015-05-02 10:29:19 -0400
committerTheodore Ts'o <tytso@mit.edu>2015-05-02 10:29:19 -0400
commitfb63e5489f7ef5bb4d1a655984ca7ef98ffc5849 (patch)
tree720ff0ac4dfbbb66912fa2ea4fba04ba1b2391b6 /fs
parenta44cd7a05496d60fd2ba8cca080e3db8f481549b (diff)
downloadlinux-fb63e5489f7ef5bb4d1a655984ca7ef98ffc5849.tar.gz
ext4 crypto: do not select from EXT4_FS_ENCRYPTION
This patch adds a tristate EXT4_ENCRYPTION to do the selections
for EXT4_FS_ENCRYPTION because selecting from a bool causes all
the selected options to be built-in, even if EXT4 itself is a
module.

Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
Diffstat (limited to 'fs')
-rw-r--r--fs/ext4/Kconfig9
1 files changed, 7 insertions, 2 deletions
diff --git a/fs/ext4/Kconfig b/fs/ext4/Kconfig
index 18228c201f7f..024f2284d3f6 100644
--- a/fs/ext4/Kconfig
+++ b/fs/ext4/Kconfig
@@ -64,8 +64,8 @@ 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"
+config EXT4_ENCRYPTION
+	tristate "Ext4 Encryption"
 	depends on EXT4_FS
 	select CRYPTO_AES
 	select CRYPTO_CBC
@@ -81,6 +81,11 @@ config EXT4_FS_ENCRYPTION
 	  efficient since it avoids caching the encrypted and
 	  decrypted pages in the page cache.
 
+config EXT4_FS_ENCRYPTION
+	bool
+	default y
+	depends on EXT4_ENCRYPTION
+
 config EXT4_DEBUG
 	bool "EXT4 debugging support"
 	depends on EXT4_FS