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51 lines
1.9 KiB
C
51 lines
1.9 KiB
C
/* Copyright (C) 2003-2017 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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Contributed by Martin Schwidefsky <schwidefsky@de.ibm.com>, 2003.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<http://www.gnu.org/licenses/>. */
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#ifndef _S390_LOWLEVELLOCK_H
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#define _S390_LOWLEVELLOCK_H 1
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#include <sysdeps/nptl/lowlevellock.h>
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/* Transactional lock elision definitions. */
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# ifdef ENABLE_LOCK_ELISION
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extern int __lll_timedlock_elision
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(int *futex, short *adapt_count, const struct timespec *timeout, int private)
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attribute_hidden;
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# define lll_timedlock_elision(futex, adapt_count, timeout, private) \
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__lll_timedlock_elision(&(futex), &(adapt_count), timeout, private)
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extern int __lll_lock_elision (int *futex, short *adapt_count, int private)
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attribute_hidden;
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extern int __lll_unlock_elision(int *futex, short *adapt_count, int private)
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attribute_hidden;
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extern int __lll_trylock_elision(int *futex, short *adapt_count)
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attribute_hidden;
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# define lll_lock_elision(futex, adapt_count, private) \
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__lll_lock_elision (&(futex), &(adapt_count), private)
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# define lll_unlock_elision(futex, adapt_count, private) \
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__lll_unlock_elision (&(futex), &(adapt_count), private)
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# define lll_trylock_elision(futex, adapt_count) \
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__lll_trylock_elision(&(futex), &(adapt_count))
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# endif /* ENABLE_LOCK_ELISION */
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#endif /* lowlevellock.h */
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