aboutsummaryrefslogblamecommitdiffstats
path: root/fs/btrfs/hash.h
blob: db2ff9773b99d02300e84f4bec207f59c65e73ef (plain) (tree)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18

















                                                                    

                
 
                         

                                                            
                                          
 
      
/*
 * Copyright (C) 2007 Oracle.  All rights reserved.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public
 * License v2 as published by the Free Software Foundation.
 *
 * This program 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 this program; if not, write to the
 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
 * Boston, MA 021110-1307, USA.
 */

#ifndef __HASH__
#define __HASH__

#include <linux/crc32c.h>
static inline u64 btrfs_name_hash(const char *name, int len)
{
	return crc32c((u32)~1, name, len);
}
#endif