__huge_ptep_get_and_clear
pte_t __huge_ptep_get_and_clear(struct mm_struct *mm, unsigned long addr,
return __huge_ptep_get_and_clear(mm, addr, ptep);
return __huge_ptep_get_and_clear(vma->vm_mm, address, ptep);
__huge_ptep_get_and_clear(vma->vm_mm, addr, ptep);
pte_t pte = __huge_ptep_get_and_clear(mm, addr, ptep);