Recommend enabling ext4 and f2fs encryption support

Recommend enabling the kernel config options needed to use file-based
encryption on ext4 and f2fs.

Change-Id: I69097c7e5f38f9c2916cae40df5720183377cd7e
Signed-off-by: Eric Biggers <ebiggers@google.com>
diff --git a/android-4.14/android-recommended.config b/android-4.14/android-recommended.config
index 625da4c..9481398 100644
--- a/android-4.14/android-recommended.config
+++ b/android-4.14/android-recommended.config
@@ -23,9 +23,11 @@
 CONFIG_DRAGONRISE_FF=y
 CONFIG_ELF_CORE=y
 CONFIG_ENABLE_DEFAULT_TRACERS=y
+CONFIG_EXT4_ENCRYPTION=y
 CONFIG_EXT4_FS=y
 CONFIG_EXT4_FS_SECURITY=y
 CONFIG_F2FS_FS=y
+CONFIG_F2FS_FS_ENCRYPTION=y
 CONFIG_F2FS_FS_SECURITY=y
 CONFIG_FTRACE=y
 CONFIG_GREENASIA_FF=y
diff --git a/android-4.19/android-recommended.config b/android-4.19/android-recommended.config
index cd72840..318bf91 100644
--- a/android-4.19/android-recommended.config
+++ b/android-4.19/android-recommended.config
@@ -23,9 +23,11 @@
 CONFIG_ELF_CORE=y
 CONFIG_ENABLE_DEFAULT_TRACERS=y
 CONFIG_ENERGY_MODEL=y
+CONFIG_EXT4_ENCRYPTION=y
 CONFIG_EXT4_FS=y
 CONFIG_EXT4_FS_SECURITY=y
 CONFIG_F2FS_FS=y
+CONFIG_F2FS_FS_ENCRYPTION=y
 CONFIG_F2FS_FS_SECURITY=y
 CONFIG_FTRACE=y
 CONFIG_GREENASIA_FF=y
diff --git a/android-4.9/android-recommended.config b/android-4.9/android-recommended.config
index 5495a9e..50c9def 100644
--- a/android-4.9/android-recommended.config
+++ b/android-4.9/android-recommended.config
@@ -25,9 +25,11 @@
 CONFIG_DRAGONRISE_FF=y
 CONFIG_ELF_CORE=y
 CONFIG_ENABLE_DEFAULT_TRACERS=y
+CONFIG_EXT4_ENCRYPTION=y
 CONFIG_EXT4_FS=y
 CONFIG_EXT4_FS_SECURITY=y
 CONFIG_F2FS_FS=y
+CONFIG_F2FS_FS_ENCRYPTION=y
 CONFIG_F2FS_FS_SECURITY=y
 CONFIG_FTRACE=y
 CONFIG_GREENASIA_FF=y