SMB3: handle new statx fields

SMB3: handle new statx fields

BugLink: http://bugs.launchpad.net/bugs/1721777
commit 6e70e26dc52be62c1f39f81b5f71fa5e643677aa upstream.

We weren't returning the creation time or the two easily supported
attributes (ENCRYPTED or COMPRESSED) for the getattr call to
allow statx to return these fields.

Signed-off-by: Steve French <smfrench@gmail.com>
Reviewed-by: Ronnie Sahlberg <lsahlber@redhat.com>
Acked-by: Jeff Layton <jlayton@poochiereds.net>
Reviewed-by: Pavel Shilovsky <pshilov@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Seth Forshee <seth.forshee@canonical.com>