1 files changed, 15 insertions, 0 deletions

diff --git a/crypto/Kconfig b/crypto/Kconfig
index 306738ceecb4..fa927a287a1d 100644
--- a/crypto/Kconfig
+++ b/crypto/Kconfig
@@ -165,6 +165,21 @@ config CRYPTO_TWOFISH_586
           See also:
           <http://www.schneier.com/twofish.html>
 
+config CRYPTO_TWOFISH_X86_64
+        tristate "Twofish cipher algorithm (x86_64)"
+        depends on CRYPTO && ((X86 || UML_X86) && 64BIT)
+        select CRYPTO_TWOFISH_COMMON
+        help
+          Twofish cipher algorithm (x86_64).
+
+          Twofish was submitted as an AES (Advanced Encryption Standard)
+          candidate cipher by researchers at CounterPane Systems.  It is a
+          16 round block cipher supporting key sizes of 128, 192, and 256
+          bits.
+
+          See also:
+          <http://www.schneier.com/twofish.html>
+
 config CRYPTO_SERPENT
         tristate "Serpent cipher algorithm"
         depends on CRYPTO