include/lttng/ust-getcpu.h

   1 #ifndef LTTNG_UST_GETCPU_H
   2 #define LTTNG_UST_GETCPU_H
   3
   4 /*
   5  * Copyright (C) 2014  Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
   6  *
   7  * This library is free software; you can redistribute it and/or
   8  * modify it under the terms of the GNU Lesser General Public
   9  * License as published by the Free Software Foundation; version 2.1 of
  10  * the License.
  11  *
  12  * This library is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15  * Lesser General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU Lesser General Public
  18  * License along with this library; if not, write to the Free Software
  19  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301 USA
  20  */
  21
  22 #include <stdint.h>
  23 #include <stddef.h>
  24
  25 /*
  26  * Set getcpu override read callback. This callback should return the
  27  * current CPU number.
  28  */
  29 int lttng_ust_getcpu_override(int (*getcpu)(void));
  30
  31 #endif /* LTTNG_UST_GETCPU_H */