772 		pte_t *dst_pte, pte_t *src_pte, struct vm_area_struct *dst_vma,  in copy_nonpresent_pte()  argument
775 	unsigned long vm_flags = dst_vma->vm_flags;  in copy_nonpresent_pte()
857 	if (!userfaultfd_wp(dst_vma))  in copy_nonpresent_pte()
884 copy_present_page(struct vm_area_struct *dst_vma, struct vm_area_struct *src_vma,  in copy_present_page()  argument
917 	page_add_new_anon_rmap(new_page, dst_vma, addr, false);  in copy_present_page()
918 	lru_cache_add_inactive_or_unevictable(new_page, dst_vma);  in copy_present_page()
922 	pte = mk_pte(new_page, dst_vma->vm_page_prot);  in copy_present_page()
923 	pte = maybe_mkwrite(pte_mkdirty(pte), dst_vma);  in copy_present_page()
924 	if (userfaultfd_pte_wp(dst_vma, *src_pte))  in copy_present_page()
927 	set_pte_at(dst_vma->vm_mm, addr, dst_pte, pte);  in copy_present_page()
936 copy_present_pte(struct vm_area_struct *dst_vma, struct vm_area_struct *src_vma,  in copy_present_pte()  argument
949 		retval = copy_present_page(dst_vma, src_vma, dst_pte, src_pte,  in copy_present_pte()
976 	if (!userfaultfd_wp(dst_vma))  in copy_present_pte()
979 	set_pte_at(dst_vma->vm_mm, addr, dst_pte, pte);  in copy_present_pte()
1003 copy_pte_range(struct vm_area_struct *dst_vma, struct vm_area_struct *src_vma,  in copy_pte_range()  argument
1007 	struct mm_struct *dst_mm = dst_vma->vm_mm;  in copy_pte_range()
1051 						  dst_vma, src_vma,  in copy_pte_range()
1070 		ret = copy_present_pte(dst_vma, src_vma, dst_pte, src_pte,  in copy_pte_range()
1127 copy_pmd_range(struct vm_area_struct *dst_vma, struct vm_area_struct *src_vma,  in copy_pmd_range()  argument
1131 	struct mm_struct *dst_mm = dst_vma->vm_mm;  in copy_pmd_range()
1147 					    addr, dst_vma, src_vma);  in copy_pmd_range()
1156 		if (copy_pte_range(dst_vma, src_vma, dst_pmd, src_pmd,  in copy_pmd_range()
1164 copy_pud_range(struct vm_area_struct *dst_vma, struct vm_area_struct *src_vma,  in copy_pud_range()  argument
1168 	struct mm_struct *dst_mm = dst_vma->vm_mm;  in copy_pud_range()
1193 		if (copy_pmd_range(dst_vma, src_vma, dst_pud, src_pud,  in copy_pud_range()
1201 copy_p4d_range(struct vm_area_struct *dst_vma, struct vm_area_struct *src_vma,  in copy_p4d_range()  argument
1205 	struct mm_struct *dst_mm = dst_vma->vm_mm;  in copy_p4d_range()
1217 		if (copy_pud_range(dst_vma, src_vma, dst_p4d, src_p4d,  in copy_p4d_range()
1225 copy_page_range(struct vm_area_struct *dst_vma, struct vm_area_struct *src_vma)  in copy_page_range()  argument
1231 	struct mm_struct *dst_mm = dst_vma->vm_mm;  in copy_page_range()
1290 		if (unlikely(copy_p4d_range(dst_vma, src_vma, dst_pgd, src_pgd,  in copy_page_range()