The rootwrapper is special and shouldn't do heavy code
loading, first for performance and 2nd for potential
security issues.
It shaves off 0.2s of load time (aka heavy cpu usage when
using openvswitch as it invokes rootwrap twice every 4 seconds)
Fixes LP bug 1190675
This is reverting bug 1053381
Author: Gary Kotton <gkotton@redhat.com>
Date: Sun Sep 23 08:34:33 2012 +0000
Uses a common subprocess popen function
Change-Id: I629d90aaeb99b225d716da82c6ac5c3f327ebb67