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ext4 crypto: do not select from EXT4_FS_ENCRYPTION

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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>
This commit is contained in:
Herbert Xu 2015-05-02 10:29:19 -04:00 committed by Theodore Ts'o
parent a44cd7a054
commit fb63e5489f
1 changed files with 7 additions and 2 deletions
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9
fs/ext4/Kconfig
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@ -64,8 +64,8 @@ config EXT4_FS_SECURITY
If you are not using a security module that requires using If you are not using a security module that requires using
extended attributes for file security labels, say N. extended attributes for file security labels, say N.
config EXT4_FS_ENCRYPTION config EXT4_ENCRYPTION
bool "Ext4 Encryption" tristate "Ext4 Encryption"
depends on EXT4_FS depends on EXT4_FS
select CRYPTO_AES select CRYPTO_AES
select CRYPTO_CBC select CRYPTO_CBC
@ -81,6 +81,11 @@ config EXT4_FS_ENCRYPTION
efficient since it avoids caching the encrypted and efficient since it avoids caching the encrypted and
decrypted pages in the page cache. decrypted pages in the page cache.
config EXT4_FS_ENCRYPTION
bool
default y
depends on EXT4_ENCRYPTION
config EXT4_DEBUG config EXT4_DEBUG
bool "EXT4 debugging support" bool "EXT4 debugging support"
depends on EXT4_FS depends on EXT4_FS