Log app access to sysfs for removal.

Bug: 22032619
Change-Id: Ic160e0beef353c6dc5fb5e2d6a09a5628f067fe3
diff --git a/app.te b/app.te
index 48aebbf..7364d24 100644
--- a/app.te
+++ b/app.te
@@ -219,6 +219,10 @@
 selinux_check_access(appdomain)
 selinux_check_context(appdomain)
 
+# appdomain should not be accessing information on /sys
+auditallow appdomain sysfs:dir { open getattr read ioctl };
+auditallow appdomain sysfs:file r_file_perms;
+
 ###
 ### Neverallow rules
 ###