Blame nptl/pthread_spin_init.c

Packit 6c4009
/* pthread_spin_init -- initialize a spin lock.  Generic version.
Packit 6c4009
   Copyright (C) 2003-2018 Free Software Foundation, Inc.
Packit 6c4009
   This file is part of the GNU C Library.
Packit 6c4009
   Contributed by Paul Mackerras <paulus@au.ibm.com>, 2003.
Packit 6c4009
Packit 6c4009
   The GNU C Library is free software; you can redistribute it and/or
Packit 6c4009
   modify it under the terms of the GNU Lesser General Public
Packit 6c4009
   License as published by the Free Software Foundation; either
Packit 6c4009
   version 2.1 of the License, or (at your option) any later version.
Packit 6c4009
Packit 6c4009
   The GNU C Library is distributed in the hope that it will be useful,
Packit 6c4009
   but WITHOUT ANY WARRANTY; without even the implied warranty of
Packit 6c4009
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
Packit 6c4009
   Lesser General Public License for more details.
Packit 6c4009
Packit 6c4009
   You should have received a copy of the GNU Lesser General Public
Packit 6c4009
   License along with the GNU C Library; if not, see
Packit 6c4009
   <http://www.gnu.org/licenses/>.  */
Packit 6c4009
Packit 6c4009
#include "pthreadP.h"
Packit 6c4009
Packit 6c4009
int
Packit 6c4009
pthread_spin_init (pthread_spinlock_t *lock, int pshared)
Packit 6c4009
{
Packit 6c4009
  /* Relaxed MO is fine because this is an initializing store.  */
Packit 6c4009
  atomic_store_relaxed (lock, 0);
Packit 6c4009
  return 0;
Packit 6c4009
}