pgd_bad
if (unlikely(pgd_none(*pgd) || pgd_bad(*pgd)))
if (pgd_none(pgd) || pgd_bad(pgd))
BUG_ON(pgd_bad(pgd));
if (pgd_bad(*dir)) {
if (pgd_none(pgd) || pgd_bad(pgd) || pgd_leaf(pgd))
if (pgd_bad(*pgd)) {
if (pgd_none(*pgdp) || unlikely(pgd_bad(*pgdp)))
if (unlikely(pgd_bad(*pgd))) {
WARN_ON(pgd_bad(pgd));
if (pgd_none(*pgd) || unlikely(pgd_bad(*pgd)))
if (!pgd_none(*pgd) && WARN_ON_ONCE(pgd_bad(*pgd))) {
if (pgd_none(*pgdp) || unlikely(pgd_bad(*pgdp)))
if (pgd_bad(*pgd))
if (pgd_bad(*pgd))
if (WARN_ON_ONCE(pgd_bad(*pgd)))