(cherry picked from commit 1bba2e81f5575825b59146f982004415d3751e6b) Signed-off-by: Stephen Hemminger <shemminger@vyatta.com> Tested-by: Phil Schmitt <phillip.j.schmitt@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com> Signed-off-by: Joe Jin <joe.jin@oracle.com>