swp_entry_to_pmd
pmd = swp_entry_to_pmd(args->leaf_entry);
pmd1 = swp_entry_to_pmd(args->leaf_entry);
pmd = swp_entry_to_pmd(entry);
pmd = swp_entry_to_pmd(entry);
newpmd = swp_entry_to_pmd(entry);
newpmd = swp_entry_to_pmd(entry);
pmdswp = swp_entry_to_pmd(entry);
pmde = swp_entry_to_pmd(entry);
entry = swp_entry_to_pmd(swp_entry);