@@ -70,7 +70,7 @@
- [Performance Event Object Class](#performance-event-object-class)
- [*perf_event*](#perf_event)
- [Lockdown Object Class](#lockdown-object-class)
- - [*lockdown*](#lockdown)
+ - [*lockdown* (Deprecated)](#lockdown-deprecated)
- [IPC Object Classes](#ipc-object-classes)
- [*ipc* (Deprecated)](#ipc-deprecated)
- [*sem*](#sem)
@@ -1674,15 +1674,15 @@ Control ***perf**(1)* events
## Lockdown Object Class
-Note: If the *lockdown* LSM is enabled alongside SELinux, then the
-lockdown access control will take precedence over the SELinux lockdown
-implementation.
+The *lockdown* class and associated SELinux LSM hook (added in kernel 5.6),
+have been removed from kernel 5.16 for the reasons discussed in
+<https://lore.kernel.org/selinux/163292547664.17566.8479687865641275719.stgit@olly/>.
-### *lockdown*
+### *lockdown* (Deprecated)
Stop userspace extracting/modify kernel data.
-**Permissions** - 6 unique permissions:
+**Permissions** - 2 unique permissions:
*confidentiality*
Add text regarding the removal of lockdown hooks from kernel 5.16. Signed-off-by: Richard Haines <richard_c_haines@btinternet.com> --- src/object_classes_permissions.md | 12 ++++++------ 1 file changed, 6 insertions(+), 6 deletions(-)