3572 	size_t remains = count;  in zero_iter()  local
3574 	while (remains > 0) {  in zero_iter()
3577 		num = min_t(size_t, remains, PAGE_SIZE);  in zero_iter()
3579 		remains -= copied;  in zero_iter()
3585 	return count - remains;  in zero_iter()
3597 	size_t remains = count;  in aligned_vread_iter()  local
3600 	while (remains > 0) {  in aligned_vread_iter()
3606 		if (length > remains)  in aligned_vread_iter()
3607 			length = remains;  in aligned_vread_iter()
3624 		remains -= copied;  in aligned_vread_iter()
3630 	return count - remains;  in aligned_vread_iter()
3646 	size_t remains, n;  in vmap_ram_vread_iter()  local
3656 	remains = count;  in vmap_ram_vread_iter()
3676 		if (remains == 0)  in vmap_ram_vread_iter()
3682 			size_t to_zero = min_t(size_t, start - addr, remains);  in vmap_ram_vread_iter()
3686 			remains -= zeroed;  in vmap_ram_vread_iter()
3688 			if (remains == 0 || zeroed != to_zero)  in vmap_ram_vread_iter()
3695 		if (n > remains)  in vmap_ram_vread_iter()
3696 			n = remains;  in vmap_ram_vread_iter()
3701 		remains -= copied;  in vmap_ram_vread_iter()
3711 	return count - remains + zero_iter(iter, remains);  in vmap_ram_vread_iter()
3715 	return count - remains;  in vmap_ram_vread_iter()
3747 	size_t n, size, flags, remains;  in vread_iter()  local
3755 	remains = count;  in vread_iter()
3763 	if ((unsigned long)addr + remains <= va->va_start)  in vread_iter()
3769 		if (remains == 0)  in vread_iter()
3796 			size_t to_zero = min_t(size_t, vaddr - addr, remains);  in vread_iter()
3800 			remains -= zeroed;  in vread_iter()
3802 			if (remains == 0 || zeroed != to_zero)  in vread_iter()
3807 		if (n > remains)  in vread_iter()
3808 			n = remains;  in vread_iter()
3818 		remains -= copied;  in vread_iter()
3827 	return count - remains + zero_iter(iter, remains);  in vread_iter()
3832 	return count - remains;  in vread_iter()