1 #ifndef _LTTNG_TRACEPOINT_RCU_H
2 #define _LTTNG_TRACEPOINT_RCU_H
5 * Copyright 2011-2012 - Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
7 * Permission is hereby granted, free of charge, to any person obtaining a copy
8 * of this software and associated documentation files (the "Software"), to deal
9 * in the Software without restriction, including without limitation the rights
10 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
11 * copies of the Software, and to permit persons to whom the Software is
12 * furnished to do so, subject to the following conditions:
14 * The above copyright notice and this permission notice shall be included in
15 * all copies or substantial portions of the Software.
17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
18 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
19 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
20 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
21 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
22 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
26 #include <urcu/compiler.h>
32 #define tp_rcu_read_lock_bp rcu_read_lock_bp
33 #define tp_rcu_read_unlock_bp rcu_read_unlock_bp
34 #define tp_rcu_dereference_bp rcu_dereference
35 #define TP_RCU_LINK_TEST() 1
37 #else /* _LGPL_SOURCE */
39 #define tp_rcu_read_lock_bp tracepoint_dlopen_ptr->rcu_read_lock_sym_bp
40 #define tp_rcu_read_unlock_bp tracepoint_dlopen_ptr->rcu_read_unlock_sym_bp
42 #define tp_rcu_dereference_bp(p) \
43 URCU_FORCE_CAST(__typeof__(p), \
44 tracepoint_dlopen_ptr->rcu_dereference_sym_bp(URCU_FORCE_CAST(void *, p)))
46 #define TP_RCU_LINK_TEST() (tracepoint_dlopen_ptr && tp_rcu_read_lock_bp)
48 #endif /* _LGPL_SOURCE */
50 #endif /* _LTTNG_TRACEPOINT_RCU_H */
This page took 0.029631 seconds and 4 git commands to generate.