1 #ifndef _URCU_RCULFSTACK_H
2 #define _URCU_RCULFSTACK_H
7 * Userspace RCU library - Lock-Free RCU Stack
9 * Copyright 2010 - Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
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.
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.
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
31 struct rcu_lfs_node
*next
;
34 struct rcu_lfs_stack
{
35 struct rcu_lfs_node
*head
;
40 #include <urcu/rculfstack-static.h>
42 #define rcu_lfs_node_init _rcu_lfs_node_init
43 #define rcu_lfs_init _rcu_lfs_init
44 #define rcu_lfs_push _rcu_lfs_push
45 #define rcu_lfs_pop _rcu_lfs_pop
47 #else /* !_LGPL_SOURCE */
49 extern void rcu_lfs_node_init(struct rcu_lfs_node
*node
);
50 extern void rcu_lfs_init(struct rcu_lfs_stack
*s
);
51 extern void rcu_lfs_push(struct rcu_lfs_stack
*s
, struct rcu_lfs_node
*node
);
54 * The caller must wait for a grace period to pass before freeing the returned
55 * node or modifying the rcu_lfs_node structure.
56 * Returns NULL if stack is empty.
58 extern struct rcu_lfs_node
*rcu_lfs_pop(struct rcu_lfs_stack
*s
);
60 #endif /* !_LGPL_SOURCE */
66 #endif /* _URCU_RCULFSTACK_H */
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