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[thirdparty/glibc.git] / sysdeps / unix / sysv / linux / x86 / elision-conf.h

/* elision-conf.h: Lock elision tunable parameters.
   Copyright (C) 2013-2024 Free Software Foundation, Inc.
   This file is part of the GNU C Library.

   The GNU C Library is free software; you can redistribute it and/or
   modify it under the terms of the GNU Lesser General Public
   License as published by the Free Software Foundation; either
   version 2.1 of the License, or (at your option) any later version.

   The GNU C Library is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   Lesser General Public License for more details.

   You should have received a copy of the GNU Lesser General Public
   License along with the GNU C Library; if not, see
   <https://www.gnu.org/licenses/>.  */
#ifndef _ELISION_CONF_H
#define _ELISION_CONF_H 1

#include <pthread.h>
#include <time.h>

#define ENABLE_ELISION_SUPPORT 1
#define ELISION_UNLOCK_NEEDS_ADAPT_COUNT 0

/* Should make sure there is no false sharing on this.  */

struct elision_config
{
  int skip_lock_busy;
  int skip_lock_internal_abort;
  int retry_try_xbegin;
  int skip_trylock_internal_abort;
};

extern struct elision_config __elision_aconf attribute_hidden;

#endif