security: Yama LSM

This adds the Yama Linux Security Module to collect DAC security
improvements (specifically just ptrace restrictions for now) that have
existed in various forms over the years and have been carried outside the
mainline kernel by other Linux distributions like Openwall and grsecurity.

Signed-off-by: Kees Cook <keescook@chromium.org>
Acked-by: John Johansen <john.johansen@canonical.com>
Signed-off-by: James Morris <jmorris@namei.org>

1 files changed, 2 insertions, 0 deletions

diff --git a/Documentation/security/00-INDEX b/Documentation/security/00-INDEX
index 99b85d39751c..eeed1de546d4 100644
--- a/Documentation/security/00-INDEX
+++ b/Documentation/security/00-INDEX
@@ -6,6 +6,8 @@ SELinux.txt
         - how to get started with the SELinux security enhancement.
 Smack.txt
         - documentation on the Smack Linux Security Module.
+Yama.txt
+        - documentation on the Yama Linux Security Module.
 apparmor.txt
         - documentation on the AppArmor security extension.
 credentials.txt