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Diffstat (limited to 'REORG.TODO/sysdeps/unix/sysv/linux/s390/lowlevellock.h')
| -rw-r--r-- | REORG.TODO/sysdeps/unix/sysv/linux/s390/lowlevellock.h | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/REORG.TODO/sysdeps/unix/sysv/linux/s390/lowlevellock.h b/REORG.TODO/sysdeps/unix/sysv/linux/s390/lowlevellock.h new file mode 100644 index 0000000000..604137f7f2 --- /dev/null +++ b/REORG.TODO/sysdeps/unix/sysv/linux/s390/lowlevellock.h @@ -0,0 +1,50 @@ +/* Copyright (C) 2003-2017 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Martin Schwidefsky <schwidefsky@de.ibm.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/>. */ + +#ifndef _S390_LOWLEVELLOCK_H +#define _S390_LOWLEVELLOCK_H 1 + +#include <sysdeps/nptl/lowlevellock.h> + +/* Transactional lock elision definitions. */ +# ifdef ENABLE_LOCK_ELISION +extern int __lll_timedlock_elision + (int *futex, short *adapt_count, const struct timespec *timeout, int private) + attribute_hidden; + +# define lll_timedlock_elision(futex, adapt_count, timeout, private) \ + __lll_timedlock_elision(&(futex), &(adapt_count), timeout, private) + +extern int __lll_lock_elision (int *futex, short *adapt_count, int private) + attribute_hidden; + +extern int __lll_unlock_elision(int *futex, short *adapt_count, int private) + attribute_hidden; + +extern int __lll_trylock_elision(int *futex, short *adapt_count) + attribute_hidden; + +# define lll_lock_elision(futex, adapt_count, private) \ + __lll_lock_elision (&(futex), &(adapt_count), private) +# define lll_unlock_elision(futex, adapt_count, private) \ + __lll_unlock_elision (&(futex), &(adapt_count), private) +# define lll_trylock_elision(futex, adapt_count) \ + __lll_trylock_elision(&(futex), &(adapt_count)) +# endif /* ENABLE_LOCK_ELISION */ + +#endif /* lowlevellock.h */ |