__split_huge_pmd
void __split_huge_pmd(struct vm_area_struct *vma, pmd_t *pmd,
__split_huge_pmd(__vma, __pmd, __address, \
__split_huge_pmd(src_vma, src_pmd, addr, false);
__split_huge_pmd(vma, vmf->pmd, vmf->address, false);
__split_huge_pmd(vma, pmd, address, freeze);
__split_huge_pmd(vma, pmd, addr, false);
__split_huge_pmd(vma, vmf->pmd, vmf->address, false);
__split_huge_pmd(vma, pmd, addr, false);