478 		unsigned long start, unsigned long nr_pages,  in __get_user_pages()  argument
505 		if (!vma || start >= vma->vm_end) {  in __get_user_pages()
506 			vma = find_extend_vma(mm, start);  in __get_user_pages()
507 			if (!vma && in_gate_area(mm, start)) {  in __get_user_pages()
509 				ret = get_gate_page(mm, start & PAGE_MASK,  in __get_user_pages()
524 						&start, &nr_pages, i,  in __get_user_pages()
541 		page = follow_page_mask(vma, start, foll_flags, &page_mask);  in __get_user_pages()
544 			ret = faultin_page(tsk, vma, start, &foll_flags,  in __get_user_pages()
570 			flush_anon_page(vma, page, start);  in __get_user_pages()
579 		page_increm = 1 + (~(start >> PAGE_SHIFT) & page_mask);  in __get_user_pages()
583 		start += page_increm * PAGE_SIZE;  in __get_user_pages()
653 						unsigned long start,  in __get_user_pages_locked()  argument
676 		ret = __get_user_pages(tsk, mm, start, nr_pages, flags, pages,  in __get_user_pages_locked()
706 		start += ret << PAGE_SHIFT;  in __get_user_pages_locked()
716 		ret = __get_user_pages(tsk, mm, start, 1, flags | FOLL_TRIED,  in __get_user_pages_locked()
729 		start += PAGE_SIZE;  in __get_user_pages_locked()
764 			   unsigned long start, unsigned long nr_pages,  in get_user_pages_locked()  argument
768 	return __get_user_pages_locked(tsk, mm, start, nr_pages,  in get_user_pages_locked()
785 					       unsigned long start, unsigned long nr_pages,  in __get_user_pages_unlocked()  argument
792 	ret = __get_user_pages_locked(tsk, mm, start, nr_pages, pages, NULL,  in __get_user_pages_unlocked()
818 			     unsigned long start, unsigned long nr_pages,  in get_user_pages_unlocked()  argument
821 	return __get_user_pages_unlocked(tsk, mm, start, nr_pages,  in get_user_pages_unlocked()
882 		unsigned long start, unsigned long nr_pages,  in get_user_pages()  argument
886 	return __get_user_pages_locked(tsk, mm, start, nr_pages,  in get_user_pages()
912 		unsigned long start, unsigned long end, int *nonblocking)  in populate_vma_page_range()  argument
915 	unsigned long nr_pages = (end - start) / PAGE_SIZE;  in populate_vma_page_range()
918 	VM_BUG_ON(start & ~PAGE_MASK);  in populate_vma_page_range()
920 	VM_BUG_ON_VMA(start < vma->vm_start, vma);  in populate_vma_page_range()
947 	return __get_user_pages(current, mm, start, nr_pages, gup_flags,  in populate_vma_page_range()
958 int __mm_populate(unsigned long start, unsigned long len, int ignore_errors)  in __mm_populate()  argument
966 	end = start + len;  in __mm_populate()
968 	for (nstart = start; nstart < end; nstart = nend) {  in __mm_populate()
1369 int __get_user_pages_fast(unsigned long start, int nr_pages, int write,  in __get_user_pages_fast()  argument
1378 	start &= PAGE_MASK;  in __get_user_pages_fast()
1379 	addr = start;  in __get_user_pages_fast()
1381 	end = start + len;  in __get_user_pages_fast()
1384 					start, len)))  in __get_user_pages_fast()
1452 int get_user_pages_fast(unsigned long start, int nr_pages, int write,  in get_user_pages_fast()  argument
1458 	start &= PAGE_MASK;  in get_user_pages_fast()
1459 	nr = __get_user_pages_fast(start, nr_pages, write, pages);  in get_user_pages_fast()
1464 		start += nr << PAGE_SHIFT;  in get_user_pages_fast()
1467 		ret = get_user_pages_unlocked(current, mm, start,  in get_user_pages_fast()