[PATCH 1/3] xfstests: add nsexec user namespace helper

[Rich Johnston]

Thanks for the patch Dwight, it has been committed.

--Rich

commit 3f424be6396205edd6aec1d46de04349aebe9306
Author: Dwight Engen <dwight.engen at oracle.com>
Date:   Thu Jun 27 16:03:28 2013 +0000

     xfstests: add nsexec user namespace helper

     Add new program nsexec to facilitate creating/entering a user 
namespace. The
     original source for the program is https://lwn.net/Articles/539940. 
I added
     the -s option to become "root" in the user namespace.

     Signed-off-by: Dwight Engen <dwight.engen at oracle.com>
     Reviewed-by: <rjohnston at sgi.com>
     Signed-off-by: <rjohnston at sgi.com>