4 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2 only,
8 * as published by the Free Software Foundation.
10 * This program is distributed in the hope that it will be useful, but
11 * WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * General Public License version 2 for more details (a copy is included
14 * in the LICENSE file that accompanied this code).
16 * You should have received a copy of the GNU General Public License
17 * version 2 along with this program; If not, see
18 * http://www.gnu.org/licenses/gpl-2.0.html
23 * Copyright (c) 2008, 2010, Oracle and/or its affiliates. All rights reserved.
24 * Use is subject to license terms.
26 * Copyright (c) 2012, 2016, Intel Corporation.
29 * This file is part of Lustre, http://www.lustre.org/
30 * Lustre is a trademark of Sun Microsystems, Inc.
32 * libcfs/include/libcfs/linux/linux-fs.h
34 * Basic library routines.
37 #ifndef __LIBCFS_LINUX_CFS_FS_H__
38 #define __LIBCFS_LINUX_CFS_FS_H__
41 #include <linux/stat.h>
42 #include <linux/mount.h>
43 #include <linux/backing-dev.h>
45 #ifndef HAVE_FILE_DENTRY
46 static inline struct dentry *file_dentry(const struct file *file)
48 return file->f_path.dentry;
57 #define IFTODT(type) (((type) & S_IFMT) >> IFSHIFT)
60 #define DTTOIF(dirtype) ((dirtype) << IFSHIFT)