Create Documentation/security/,
move LSM-, credentials-, and keys-related files from Documentation/
  to Documentation/security/,
add Documentation/security/00-INDEX, and
update all occurrences of Documentation/<moved_file>
  to Documentation/security/<moved_file>.
diff --git a/security/keys/encrypted.c b/security/keys/encrypted.c
index 69907a5..b1cba5b 100644
--- a/security/keys/encrypted.c
+++ b/security/keys/encrypted.c
@@ -8,7 +8,7 @@
  * it under the terms of the GNU General Public License as published by
  * the Free Software Foundation, version 2 of the License.
  *
- * See Documentation/keys-trusted-encrypted.txt
+ * See Documentation/security/keys-trusted-encrypted.txt
  */
 
 #include <linux/uaccess.h>
diff --git a/security/keys/request_key.c b/security/keys/request_key.c
index df3c041..d41cc15 100644
--- a/security/keys/request_key.c
+++ b/security/keys/request_key.c
@@ -8,7 +8,7 @@
  * as published by the Free Software Foundation; either version
  * 2 of the License, or (at your option) any later version.
  *
- * See Documentation/keys-request-key.txt
+ * See Documentation/security/keys-request-key.txt
  */
 
 #include <linux/module.h>
diff --git a/security/keys/request_key_auth.c b/security/keys/request_key_auth.c
index 6816403..3c0cfde 100644
--- a/security/keys/request_key_auth.c
+++ b/security/keys/request_key_auth.c
@@ -8,7 +8,7 @@
  * as published by the Free Software Foundation; either version
  * 2 of the License, or (at your option) any later version.
  *
- * See Documentation/keys-request-key.txt
+ * See Documentation/security/keys-request-key.txt
  */
 
 #include <linux/module.h>
diff --git a/security/keys/trusted.c b/security/keys/trusted.c
index c99b936..0c33e2e 100644
--- a/security/keys/trusted.c
+++ b/security/keys/trusted.c
@@ -8,7 +8,7 @@
  * it under the terms of the GNU General Public License as published by
  * the Free Software Foundation, version 2 of the License.
  *
- * See Documentation/keys-trusted-encrypted.txt
+ * See Documentation/security/keys-trusted-encrypted.txt
  */
 
 #include <linux/uaccess.h>