702 		struct vm_area_struct *src_vma, unsigned long addr, int *rss)  in copy_nonpresent_pte()  argument
800 copy_present_page(struct vm_area_struct *dst_vma, struct vm_area_struct *src_vma,  in copy_present_page()  argument
804 	struct mm_struct *src_mm = src_vma->vm_mm;  in copy_present_page()
807 	if (!is_cow_mapping(src_vma->vm_flags))  in copy_present_page()
848 	copy_user_highpage(new_page, page, addr, src_vma);  in copy_present_page()
869 copy_present_pte(struct vm_area_struct *dst_vma, struct vm_area_struct *src_vma,  in copy_present_pte()  argument
873 	struct mm_struct *src_mm = src_vma->vm_mm;  in copy_present_pte()
874 	unsigned long vm_flags = src_vma->vm_flags;  in copy_present_pte()
878 	page = vm_normal_page(src_vma, addr, pte);  in copy_present_pte()
882 		retval = copy_present_page(dst_vma, src_vma, dst_pte, src_pte,  in copy_present_pte()
936 copy_pte_range(struct vm_area_struct *dst_vma, struct vm_area_struct *src_vma,  in copy_pte_range()  argument
941 	struct mm_struct *src_mm = src_vma->vm_mm;  in copy_pte_range()
984 							dst_vma, src_vma,  in copy_pte_range()
992 		ret = copy_present_pte(dst_vma, src_vma, dst_pte, src_pte,  in copy_pte_range()
1028 		prealloc = page_copy_prealloc(src_mm, src_vma, addr);  in copy_pte_range()
1043 copy_pmd_range(struct vm_area_struct *dst_vma, struct vm_area_struct *src_vma,  in copy_pmd_range()  argument
1048 	struct mm_struct *src_mm = src_vma->vm_mm;  in copy_pmd_range()
1061 			VM_BUG_ON_VMA(next-addr != HPAGE_PMD_SIZE, src_vma);  in copy_pmd_range()
1063 					    addr, dst_vma, src_vma);  in copy_pmd_range()
1072 		if (copy_pte_range(dst_vma, src_vma, dst_pmd, src_pmd,  in copy_pmd_range()
1080 copy_pud_range(struct vm_area_struct *dst_vma, struct vm_area_struct *src_vma,  in copy_pud_range()  argument
1085 	struct mm_struct *src_mm = src_vma->vm_mm;  in copy_pud_range()
1098 			VM_BUG_ON_VMA(next-addr != HPAGE_PUD_SIZE, src_vma);  in copy_pud_range()
1100 					    dst_pud, src_pud, addr, src_vma);  in copy_pud_range()
1109 		if (copy_pmd_range(dst_vma, src_vma, dst_pud, src_pud,  in copy_pud_range()
1117 copy_p4d_range(struct vm_area_struct *dst_vma, struct vm_area_struct *src_vma,  in copy_p4d_range()  argument
1133 		if (copy_pud_range(dst_vma, src_vma, dst_p4d, src_p4d,  in copy_p4d_range()
1141 copy_page_range(struct vm_area_struct *dst_vma, struct vm_area_struct *src_vma)  in copy_page_range()  argument
1145 	unsigned long addr = src_vma->vm_start;  in copy_page_range()
1146 	unsigned long end = src_vma->vm_end;  in copy_page_range()
1148 	struct mm_struct *src_mm = src_vma->vm_mm;  in copy_page_range()
1159 	if (!(src_vma->vm_flags & (VM_HUGETLB | VM_PFNMAP | VM_MIXEDMAP)) &&  in copy_page_range()
1160 	    !src_vma->anon_vma)  in copy_page_range()
1163 	if (is_vm_hugetlb_page(src_vma))  in copy_page_range()
1164 		return copy_hugetlb_page_range(dst_mm, src_mm, src_vma);  in copy_page_range()
1166 	if (unlikely(src_vma->vm_flags & VM_PFNMAP)) {  in copy_page_range()
1171 		ret = track_pfn_copy(src_vma);  in copy_page_range()
1182 	is_cow = is_cow_mapping(src_vma->vm_flags);  in copy_page_range()
1186 					0, src_vma, src_mm, addr, end);  in copy_page_range()
1206 		if (unlikely(copy_p4d_range(dst_vma, src_vma, dst_pgd, src_pgd,  in copy_page_range()