4 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2 only,
8 * as published by the Free Software Foundation.
10 * This program is distributed in the hope that it will be useful, but
11 * WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * General Public License version 2 for more details (a copy is included
14 * in the LICENSE file that accompanied this code).
16 * You should have received a copy of the GNU General Public License
17 * version 2 along with this program; if not, write to the
18 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
19 * Boston, MA 021110-1307, USA
24 * Copyright (c) 2010, Oracle and/or its affiliates. All rights reserved.
26 * Copyright (c) 2012, 2017, Intel Corporation.
29 * This file is part of Lustre, http://www.lustre.org/
31 * libcfs/include/libcfs/linux/linux-mem.h
33 * Basic library routines.
35 * Author: liang@whamcloud.com
38 #ifndef __LIBCFS_LINUX_CPU_H__
39 #define __LIBCFS_LINUX_CPU_H__
41 #include <linux/cpu.h>
43 #ifndef HAVE_TOPOLOGY_SIBLING_CPUMASK
44 # define topology_sibling_cpumask(cpu) topology_thread_cpumask(cpu)
45 #endif /* HAVE_TOPOLOGY_SIBLING_CPUMASK */
47 #ifndef HAVE_CPUS_READ_LOCK
48 # define cpus_read_lock get_online_cpus
49 # define cpus_read_unlock put_online_cpus
52 #endif /* __LIBCFS_LINUX_CPU_H__ */