Merge "init.rc: Remount / with MS_REMOUNT|MS_BIND"

am: 008576080e Change-Id: Ie48bb09b8f46ccdda809835fb29811fac8b44c6c
2018-02-14 23:34:58 +00:00 · 2018-02-14 23:34:58 +00:00 · c37d85953e
parent b94bff1d64 008576080e
commit c37d85953e
1 changed files with 3 additions and 2 deletions
--- a/rootdir/init.rc
+++ b/rootdir/init.rc
@ -318,8 +318,9 @@ on post-fs
    start hwservicemanager
    start vndservicemanager

-    # once everything is setup, no need to modify /
-    mount rootfs rootfs / ro remount
+    # Once everything is setup, no need to modify /.
+    # The bind+ro combination avoids modifying any other mount flags.
+    mount rootfs rootfs / remount bind ro
    # Mount shared so changes propagate into child namespaces
    mount rootfs rootfs / shared rec
    # Mount default storage into root namespace