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-rw-r--r--fs/ubifs/Kconfig10
1 files changed, 10 insertions, 0 deletions
diff --git a/fs/ubifs/Kconfig b/fs/ubifs/Kconfig
index 853c77579b4e..529856fbccd0 100644
--- a/fs/ubifs/Kconfig
+++ b/fs/ubifs/Kconfig
@@ -86,3 +86,13 @@ config UBIFS_FS_SECURITY
the extended attribute support in advance.
If you are not using a security module, say N.
+
+config UBIFS_FS_AUTHENTICATION
+ bool "UBIFS authentication support"
+ select CRYPTO_HMAC
+ help
+ Enable authentication support for UBIFS. This feature offers protection
+ against offline changes for both data and metadata of the filesystem.
+ If you say yes here you should also select a hashing algorithm such as
+ sha256, these are not selected automatically since there are many
+ different options.