1 // -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
2 // vim: ts=8 sw=2 smarttab
4 * Ceph - scalable distributed file system
6 * Copyright (C) 2015 XSky <haomai@xsky.com>
8 * Author: Haomai Wang <haomaiwang@gmail.com>
10 * This is free software; you can redistribute it and/or
11 * modify it under the terms of the GNU Lesser General Public
12 * License version 2.1, as published by the Free Software
13 * Foundation. See file COPYING.
17 #ifndef CEPH_COMMON_ALIGN_H
18 #define CEPH_COMMON_ALIGN_H
21 inline constexpr T align_up(T v, T align) {
22 return (v + align - 1) & ~(align - 1);
26 inline constexpr T align_down(T v, T align) {
27 return v & ~(align - 1);
30 #endif /* CEPH_COMMON_ALIGN_H */