+// SPDX-FileCopyrightText: 2002 Free Software Foundation, Inc.
+// SPDX-FileCopyrightText: 2009 Pierre-Marc Fournier
+// SPDX-FileCopyrightText: 2010 Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
+//
+// SPDX-License-Identifier: LGPL-2.1-or-later
+
/*
- * Copyright (C) 2002 Free Software Foundation, Inc.
* (originally part of the GNU C Library)
* Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.
- *
- * Copyright (C) 2009 Pierre-Marc Fournier
- * Conversion to RCU list.
- * Copyright (C) 2010 Mathieu Desnoyers <mathieu.desnoyers@efficios.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
*/
#ifndef _URCU_RCUHLIST_H
* This must be done while rcu_read_lock() is held.
*/
#define cds_hlist_for_each_rcu(pos, head) \
- for (pos = rcu_dereference((head)->next); pos != NULL; \
- pos = rcu_dereference(pos->next))
+ for (pos = rcu_dereference((head)->next); (pos) != NULL; \
+ pos = rcu_dereference((pos)->next))
/*
* cds_hlist_for_each_entry_rcu takes 4 arguments, while the Linux
*/
#define cds_hlist_for_each_entry_rcu(entry, pos, head, member) \
for (pos = rcu_dereference((head)->next), \
- entry = cds_hlist_entry(pos, __typeof__(*entry), member); \
- pos != NULL; \
- pos = rcu_dereference(pos->next), \
- entry = cds_hlist_entry(pos, __typeof__(*entry), member))
+ entry = cds_hlist_entry(pos, __typeof__(*(entry)), member); \
+ (pos) != NULL; \
+ pos = rcu_dereference((pos)->next), \
+ entry = cds_hlist_entry(pos, __typeof__(*(entry)), member))
#define cds_hlist_for_each_entry_rcu_2(entry, head, member) \
- for (entry = cds_hlist_entry(rcu_dereference((head)->next), \
- __typeof__(*entry), member); \
- &entry->member != NULL; \
- entry = cds_hlist_entry(rcu_dereference(entry->member.next), \
- __typeof__(*entry), member))
+ for (entry = cds_hlist_entry_safe(rcu_dereference((head)->next), \
+ __typeof__(*(entry)), member); \
+ (entry) != NULL; \
+ entry = cds_hlist_entry_safe(rcu_dereference((entry)->member.next), \
+ __typeof__(*(entry)), member))
#endif /* _URCU_RCUHLIST_H */