X-Git-Url: https://git.liburcu.org/?p=urcu.git;a=blobdiff_plain;f=urcu%2Frcuhlist.h;fp=urcu%2Frcuhlist.h;h=0000000000000000000000000000000000000000;hp=69c4d3184fd50d7f38a730e17447678f5fec3991;hb=6893800a4d1cc14dff0395ddcd660a5138db183d;hpb=a59f39055b5ecb77b68cf78b9839aa9e8e4ec332 diff --git a/urcu/rcuhlist.h b/urcu/rcuhlist.h deleted file mode 100644 index 69c4d31..0000000 --- a/urcu/rcuhlist.h +++ /dev/null @@ -1,81 +0,0 @@ -/* - * Copyright (C) 2002 Free Software Foundation, Inc. - * (originally part of the GNU C Library) - * Contributed by Ulrich Drepper , 2002. - * - * Copyright (C) 2009 Pierre-Marc Fournier - * Conversion to RCU list. - * Copyright (C) 2010 Mathieu Desnoyers - * - * 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 -#define _URCU_RCUHLIST_H - -#include -#include -#include - -/* 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; - if (head->next) - head->next->prev = newp; - rcu_assign_pointer(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; - CMM_STORE_SHARED(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_rcu(pos, head) \ - 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 - * kernel API only takes 3. - * We implement cds_hlist_for_each_entry_rcu_2() to follow the Linux - * kernel APIs. - */ -#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)) - -#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)) - -#endif /* _URCU_RCUHLIST_H */