commit 737148b25f464fc22b92af338843a94f04ca4a54
author Paul Lawrence <paullawrence@google.com> Wed Nov 02 14:23:31 2016 -0700
committer Paul Lawrence <paullawrence@google.com> Fri Nov 04 10:56:06 2016 -0700
tree 55cbd61da0c54507f6e437ab02f4c9f6e2bdabc4
parent 04cf59095d5074b2cbf10b43ca95e55a7ef36ee3

Fix selinux warning on tracefs systems

restorecon_recursive doesn't traverse filesystem boundaries. On
tracefs systems, tracing is a separate filesystem, so restorecon
this as well

Bug: 30963384
Test: Boot hikey, and check that there are no debugfs_tracing denials in dmesg
Change-Id: I24abd3ad80d2cfdab4f64fecee799fc0c24ed238

rootdir/init.rc

diff --git a/rootdir/init.rc b/rootdir/init.rc
index e8b1882..4c49791 100644
--- a/rootdir/init.rc
+++ b/rootdir/init.rc
@@ -295,6 +295,10 @@
     # Make sure /sys/kernel/debug (if present) is labeled properly
     restorecon_recursive /sys/kernel/debug
 
+    # On systems with tracefs, tracing is a separate mount, so make sure
+    # it too is correctly labeled
+    restorecon_recursive /sys/kernel/debug/tracing
+
     # We chown/chmod /cache again so because mount is run as root + defaults
     chown system cache /cache
     chmod 0770 /cache