docs: selinux: update flowchart

Signed-off-by: Rahul Sandhu <[email protected]>

doc/linux/SELINUX.md

@@ -21,27 +21,23 @@ as loading the SELinux policy is the first thing dinit does.
 The following flowchart provides an overview of the process of loading the policy:
 ```mermaid
 flowchart TD
-    A[Start] --> B{"Is dinit running as the init system (PID1)?"}
+    A[Start] --> B{"Is dinit running as the system manager?"}
     B -->|Yes| C{Have we been requested to not load the SELinux policy?}
-    B -->|No| D[Continue rest of dinit initialization]
-    C -->|Yes| D
-    C -->|No| E[Is the SELinux policy already loaded?]
+    C -->|No| D[Continue rest of dinit initialization]
+    C -->|Yes| E[Is the SELinux policy already loaded?]
     E -->|Yes| D
-    E --> |No| F{Is /proc mounted?}
-    F --> |Yes| J
-    F --> |No| G[Attempt to mount /proc]
-    G --> H{Could we successfully mount /proc?}
-    H --> |Yes| J
-    H -->|No| I[Error exit early]
-    J[Attempt to load the SELinux policy]
+    E --> |No| G[Attempt to mount /proc]
+    G --> J[Attempt to load the SELinux policy]
     J --> K{Did the SELinux policy load succeed?}
     K -->|Yes| L[Attempt to calculate our new context and transition]
-    K -->|No| I
-    L --> M{Did we successfully transition?}
-    M -->|Yes| O{Did we mount /proc?}
-    M -->|No| N[Log an error to stderr]
-    N --> O
-    O -->|Yes| P[Unmount /proc]
-    O -->|No| D
-    P --> D
+    K -->|No| M{Was enforcing mode requested?}
+    M -->|Yes| I[Error exit early]
+    M -->|No| D
+    L --> N{Did we successfully transition?}
+    N -->|Yes| P{Did we mount /proc?}
+    N -->|No| O[Log an error]
+    O --> P
+    P -->|Yes| Q[Unmount /proc]
+    P -->|No| D
+    Q --> D
 ```