52 lines
1.9 KiB
C
52 lines
1.9 KiB
C
/*
|
|
* Copyright (C) 2007-2010 Lawrence Livermore National Security, LLC.
|
|
* Copyright (C) 2007 The Regents of the University of California.
|
|
* Produced at Lawrence Livermore National Laboratory (cf, DISCLAIMER).
|
|
* Written by Brian Behlendorf <behlendorf1@llnl.gov>.
|
|
* UCRL-CODE-235197
|
|
*
|
|
* This file is part of the SPL, Solaris Porting Layer.
|
|
* For details, see <http://zfsonlinux.org/>.
|
|
*
|
|
* The SPL is free software; you can redistribute it and/or modify it
|
|
* under the terms of the GNU General Public License as published by the
|
|
* Free Software Foundation; either version 2 of the License, or (at your
|
|
* option) any later version.
|
|
*
|
|
* The SPL 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 General Public License
|
|
* for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License along
|
|
* with the SPL. If not, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
|
|
#ifndef _SPL_LIST_COMPAT_H
|
|
#define _SPL_LIST_COMPAT_H
|
|
|
|
#include <linux/list.h>
|
|
|
|
#ifndef list_for_each_entry_safe_reverse
|
|
|
|
/**
|
|
* list_for_each_entry_safe_reverse
|
|
* @pos: the type * to use as a loop cursor.
|
|
* @n: another type * to use as temporary storage
|
|
* @head: the head for your list.
|
|
* @member: the name of the list_struct within the struct.
|
|
*
|
|
* Iterate backwards over list of given type, safe against removal
|
|
* of list entry.
|
|
*/
|
|
#define list_for_each_entry_safe_reverse(pos, n, head, member) \
|
|
for (pos = list_entry((head)->prev, typeof(*pos), member), \
|
|
n = list_entry(pos->member.prev, typeof(*pos), member); \
|
|
&pos->member != (head); \
|
|
pos = n, n = list_entry(n->member.prev, typeof(*n), member))
|
|
|
|
#endif /* list_for_each_entry_safe_reverse */
|
|
|
|
#endif /* SPL_LIST_COMPAT_H */
|
|
|