-/* Copyright (C) 2002 Free Software Foundation, Inc.
- This file is 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
-
- The GNU C 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.
-
- The GNU C 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 the GNU C Library; if not, write to the Free
- Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
- 02111-1307 USA. */
-
-#ifndef _URCU_RCUHLIST_H
-#define _URCU_RCUHLIST_H
-
-#include <urcu/hlist.h>
-#include <urcu/arch.h>
-#include <urcu-pointer.h>
-
-/* Add new element at the head of the list.
- */
-static inline void cds_hlist_add_head_rcu(struct cds_hlist_node *newp,
- struct cds_hlist_head *head)
-{
- newp->next = head->next;
- newp->prev = (struct cds_hlist_node *)head;
- cmm_smp_wmb();
- if (head->next)
- head->next->prev = newp;
- head->next = newp;
-}
-
-/* Remove element from list. */
-static inline void cds_hlist_del_rcu(struct cds_hlist_node *elem)
-{
- if (elem->next)
- elem->next->prev = elem->prev;
- elem->prev->next = elem->next;
-}
-
-
-/* Iterate through elements of the list.
- * This must be done while rcu_read_lock() is held.
- */
-
-#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))
-
-#endif /* _URCU_RCUHLIST_H */