diff options
Diffstat (limited to 'libpthread/nptl/sysdeps/pthread_spin_trylock.c')
-rw-r--r-- | libpthread/nptl/sysdeps/pthread_spin_trylock.c | 28 |
1 files changed, 0 insertions, 28 deletions
diff --git a/libpthread/nptl/sysdeps/pthread_spin_trylock.c b/libpthread/nptl/sysdeps/pthread_spin_trylock.c deleted file mode 100644 index c1b7b2397..000000000 --- a/libpthread/nptl/sysdeps/pthread_spin_trylock.c +++ /dev/null @@ -1,28 +0,0 @@ -/* Copyright (C) 2003 Free Software Foundation, Inc. - This file is part of the GNU C Library. - Contributed by Jakub Jelinek <jakub@redhat.com>, 2003. - - 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 - <http://www.gnu.org/licenses/>. */ - -#include <errno.h> -#include "pthreadP.h" - -int -pthread_spin_trylock (pthread_spinlock_t *lock) -{ - int res; - __asm__ __volatile__ ("ldstub [%1], %0" : "=r" (res) : "r" (lock) : "memory"); - return res == 0 ? 0 : EBUSY; -} |