PMF_MIGRATION
pdev->vars.is_pmf = PMF_MIGRATION;
#define IS_PMF(_pdev) (( PMF_ORIGINAL == (_pdev)->vars.is_pmf) || ( PMF_MIGRATION == (_pdev)->vars.is_pmf))
#define IS_PMF_MIGRATION(_pdev) ( PMF_MIGRATION == (_pdev)->vars.is_pmf)