2 * lttng-ust-urcu-pointer.c
4 * library wrappers to be used by non-LGPL compatible source code.
6 * Copyright (c) 2009 Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
7 * Copyright (c) 2009 Paul E. McKenney, IBM Corporation.
9 * This library is free software; you can redistribute it and/or
10 * modify it under the terms of the GNU Lesser General Public
11 * License as published by the Free Software Foundation; either
12 * version 2.1 of the License, or (at your option) any later version.
14 * This library is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
17 * Lesser General Public License for more details.
19 * You should have received a copy of the GNU Lesser General Public
20 * License along with this library; if not, write to the Free Software
21 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
23 * IBM's contributions to this file may be relicensed under LGPLv2 or later.
26 #include <urcu/uatomic.h>
28 #include <lttng/urcu/static/pointer.h>
29 /* Do not #define _LGPL_SOURCE to ensure we can emit the wrapper symbols */
30 #include <lttng/urcu/pointer.h>
32 void *lttng_ust_rcu_dereference_sym(void *p
)
34 return _lttng_ust_rcu_dereference(p
);
37 void *lttng_ust_rcu_set_pointer_sym(void **p
, void *v
)
44 void *lttng_ust_rcu_xchg_pointer_sym(void **p
, void *v
)
47 return uatomic_xchg(p
, v
);
50 void *lttng_ust_rcu_cmpxchg_pointer_sym(void **p
, void *old
, void *_new
)
53 return uatomic_cmpxchg(p
, old
, _new
);
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