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541d828d LJ |
1 | #ifndef _URCU_FLAVOR_H |
2 | #define _URCU_FLAVOR_H | |
3 | ||
4 | /* | |
5 | * urcu-flavor.h | |
6 | * | |
7 | * Userspace RCU header - rcu flavor declarations | |
8 | * | |
9 | * Copyright (c) 2011 Lai Jiangshan <laijs@cn.fujitsu.com> | |
10 | * | |
11 | * This library is free software; you can redistribute it and/or | |
12 | * modify it under the terms of the GNU Lesser General Public | |
13 | * License as published by the Free Software Foundation; either | |
14 | * version 2.1 of the License, or (at your option) any later version. | |
15 | * | |
16 | * This library is distributed in the hope that it will be useful, | |
17 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
18 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
19 | * Lesser General Public License for more details. | |
20 | * | |
21 | * You should have received a copy of the GNU Lesser General Public | |
22 | * License along with this library; if not, write to the Free Software | |
23 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA | |
24 | */ | |
25 | ||
26 | #ifdef __cplusplus | |
27 | extern "C" { | |
28 | #endif | |
29 | ||
30 | struct rcu_flavor_struct { | |
31 | void (*read_lock)(void); | |
32 | void (*read_unlock)(void); | |
882f3357 | 33 | int (*read_ongoing)(void); |
541d828d LJ |
34 | void (*read_quiescent_state)(void); |
35 | void (*update_call_rcu)(struct rcu_head *head, | |
36 | void (*func)(struct rcu_head *head)); | |
37 | void (*update_synchronize_rcu)(void); | |
38 | void (*update_defer_rcu)(void (*fct)(void *p), void *p); | |
39 | ||
40 | void (*thread_offline)(void); | |
41 | void (*thread_online)(void); | |
42 | void (*register_thread)(void); | |
43 | void (*unregister_thread)(void); | |
b7f721d9 MD |
44 | |
45 | void (*barrier)(void); | |
541d828d LJ |
46 | }; |
47 | ||
5e6b23a6 MD |
48 | #define DEFINE_RCU_FLAVOR(x) \ |
49 | const struct rcu_flavor_struct x = { \ | |
541d828d LJ |
50 | .read_lock = rcu_read_lock, \ |
51 | .read_unlock = rcu_read_unlock, \ | |
882f3357 | 52 | .read_ongoing = rcu_read_ongoing, \ |
541d828d LJ |
53 | .read_quiescent_state = rcu_quiescent_state, \ |
54 | .update_call_rcu = call_rcu, \ | |
55 | .update_synchronize_rcu = synchronize_rcu, \ | |
56 | .update_defer_rcu = defer_rcu, \ | |
57 | .thread_offline = rcu_thread_offline, \ | |
58 | .thread_online = rcu_thread_online, \ | |
59 | .register_thread = rcu_register_thread, \ | |
60 | .unregister_thread = rcu_unregister_thread,\ | |
b7f721d9 | 61 | .barrier = rcu_barrier, \ |
5e6b23a6 | 62 | } |
541d828d LJ |
63 | |
64 | extern const struct rcu_flavor_struct rcu_flavor; | |
65 | ||
66 | #ifdef __cplusplus | |
67 | } | |
68 | #endif | |
69 | ||
70 | #endif /* _URCU_FLAVOR_H */ |