4169 	size_t remains = count;  in zero_iter()  local
4171 	while (remains > 0) {  in zero_iter()
4174 		num = min_t(size_t, remains, PAGE_SIZE);  in zero_iter()
4176 		remains -= copied;  in zero_iter()
4182 	return count - remains;  in zero_iter()
4194 	size_t remains = count;  in aligned_vread_iter()  local
4197 	while (remains > 0) {  in aligned_vread_iter()
4203 		if (length > remains)  in aligned_vread_iter()
4204 			length = remains;  in aligned_vread_iter()
4221 		remains -= copied;  in aligned_vread_iter()
4227 	return count - remains;  in aligned_vread_iter()
4243 	size_t remains, n;  in vmap_ram_vread_iter()  local
4253 	remains = count;  in vmap_ram_vread_iter()
4273 		if (remains == 0)  in vmap_ram_vread_iter()
4279 			size_t to_zero = min_t(size_t, start - addr, remains);  in vmap_ram_vread_iter()
4283 			remains -= zeroed;  in vmap_ram_vread_iter()
4285 			if (remains == 0 || zeroed != to_zero)  in vmap_ram_vread_iter()
4292 		if (n > remains)  in vmap_ram_vread_iter()
4293 			n = remains;  in vmap_ram_vread_iter()
4298 		remains -= copied;  in vmap_ram_vread_iter()
4308 	return count - remains + zero_iter(iter, remains);  in vmap_ram_vread_iter()
4312 	return count - remains;  in vmap_ram_vread_iter()
4345 	size_t n, size, flags, remains;  in vread_iter()  local
4354 	remains = count;  in vread_iter()
4361 	if ((unsigned long)addr + remains <= va->va_start)  in vread_iter()
4367 		if (remains == 0)  in vread_iter()
4394 			size_t to_zero = min_t(size_t, vaddr - addr, remains);  in vread_iter()
4398 			remains -= zeroed;  in vread_iter()
4400 			if (remains == 0 || zeroed != to_zero)  in vread_iter()
4405 		if (n > remains)  in vread_iter()
4406 			n = remains;  in vread_iter()
4416 		remains -= copied;  in vread_iter()
4431 	return count - remains + zero_iter(iter, remains);  in vread_iter()
4437 	return count - remains;  in vread_iter()