+// SPDX-FileCopyrightText: 2011 Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
+// SPDX-FileCopyrightText: 2011 Lai Jiangshan <laijs@cn.fujitsu.com>
+//
+// SPDX-License-Identifier: LGPL-2.1-or-later
+
#ifndef _URCU_RCULFHASH_H
#define _URCU_RCULFHASH_H
/*
- * urcu/rculfhash.h
- *
* Userspace RCU library - Lock-Free RCU Hash Table
*
- * Copyright 2011 - Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
- * Copyright 2011 - Lai Jiangshan <laijs@cn.fujitsu.com>
- *
- * This 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.
- *
- * This 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 this library; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
- *
* For use with URCU_API_MAP (API mapping of liburcu), include this file
* _after_ including your URCU flavor.
*/
node = cds_lfht_iter_get_node(iter))
#define cds_lfht_entry(ptr, type, member) \
- ({ \
- caa_unqual_scalar_typeof(ptr) ___ptr = (ptr); \
- ___ptr ? caa_container_of(___ptr, type, member) : NULL; \
- })
+ caa_container_of_check_null(ptr, type, member)
#define cds_lfht_for_each_entry(ht, iter, pos, member) \
for (cds_lfht_first(ht, iter), \