This descriptor is stat()-ed and used to dump file information.
In both cases even read access is not required. Even if we decide
to go dump ghost file out of it we'll re-open one with O_RDONLY.
Signed-off-by: Pavel Emelyanov <xemul@parallels.com>
Acked-by: Cyrill Gorcunov <gorcunov@openvz.org>