tests/common/cpuset.h

   1 #ifndef _URCU_TESTS_CPUSET_H
   2 #define _URCU_TESTS_CPUSET_H
   3
   4 /*
   5  * cpuset.h
   6  *
   7  * Userspace RCU library - test cpuset header
   8  *
   9  * Copyright 2009-2013 - Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
  10  *
  11  * This program is free software; you can redistribute it and/or modify
  12  * it under the terms of the GNU General Public License as published by
  13  * the Free Software Foundation; either version 2 of the License, or
  14  * (at your option) any later version.
  15  *
  16  * This program is distributed in the hope that it will be useful,
  17  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  18  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  19  * GNU General Public License for more details.
  20  *
  21  * You should have received a copy of the GNU General Public License along
  22  * with this program; if not, write to the Free Software Foundation, Inc.,
  23  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  24  */
  25
  26 #if defined(HAVE_SCHED_SETAFFINITY) || defined(HAVE_CPU_SET_T)  \
  27                 || defined(HAVE_CPU_ZERO) || defined(HAVE_CPU_SET)
  28 # include <sched.h>
  29 #endif
  30
  31 #ifndef HAVE_CPU_SET_T
  32 typedef unsigned long cpu_set_t;
  33 #endif
  34
  35 #ifndef HAVE_CPU_ZERO
  36 # define CPU_ZERO(cpuset) do { *(cpuset) = 0; } while(0)
  37 #endif
  38
  39 #ifndef HAVE_CPU_SET
  40 # define CPU_SET(cpu, cpuset) do { *(cpuset) |= (1UL << (cpu)); } while(0)
  41 #endif
  42
  43 #endif /* _URCU_TESTS_CPUSET_H */