If uio_hv_generic is not loaded, then the startup code will fallback to the older failsafe/tap method of initialization in DPDK. Therefore don't put out scary message in the log. Also, reorder startup to avoid manipulating lower device until/unless uio is going to work. Change-Id: Ie1cc77b4b5359c04f00a93d01a772eccf3bbab37 Signed-off-by: Stephen Hemminger <stephen@networkplumber.org>