blob: c100f54d5c32d5c4251b6995e106710be793a9d6 [file] [log] [blame]
Chris Mason6cbd5572007-06-12 09:07:21 -04001/*
2 * Copyright (C) 2007 Oracle. All rights reserved.
3 *
4 * This program is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU General Public
6 * License v2 as published by the Free Software Foundation.
7 *
8 * This program is distributed in the hope that it will be useful,
9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
11 * General Public License for more details.
12 *
13 * You should have received a copy of the GNU General Public
14 * License along with this program; if not, write to the
15 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
16 * Boston, MA 021110-1307, USA.
17 */
18
Chris Mason8ef97622007-03-26 10:15:30 -040019#ifndef __BIT_RADIX__
20#define __BIT_RADIX__
21#include <linux/radix-tree.h>
22
23int set_radix_bit(struct radix_tree_root *radix, unsigned long bit);
24int test_radix_bit(struct radix_tree_root *radix, unsigned long bit);
25int clear_radix_bit(struct radix_tree_root *radix, unsigned long bit);
26int find_first_radix_bit(struct radix_tree_root *radix, unsigned long *retbits,
Chris Masone37c9e62007-05-09 20:13:14 -040027 unsigned long start, int nr);
Chris Mason8ef97622007-03-26 10:15:30 -040028
29static inline void init_bit_radix(struct radix_tree_root *radix)
30{
31 INIT_RADIX_TREE(radix, GFP_NOFS);
32}
33#endif