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.sun.com/software/products/lustre/docs/GPLv2.pdf
20 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
21 * CA 95054 USA or visit www.sun.com if you need additional information or
27 * Copyright (c) 2008, 2010, Oracle and/or its affiliates. All rights reserved.
28 * Use is subject to license terms.
30 * Copyright (c) 2012, 2014, Intel Corporation.
33 * This file is part of Lustre, http://www.lustre.org/
34 * Lustre is a trademark of Sun Microsystems, Inc.
36 * libcfs/include/libcfs/linux/linux-fs.h
38 * Basic library routines.
41 #ifndef __LIBCFS_LINUX_CFS_FS_H__
42 #define __LIBCFS_LINUX_CFS_FS_H__
44 #ifndef __LIBCFS_LIBCFS_H__
45 #error Do not #include this file directly. #include <libcfs/libcfs.h> instead
49 #error This include is only for kernel use.
53 #include <linux/stat.h>
54 #include <linux/mount.h>
55 #include <linux/backing-dev.h>
56 #include <linux/posix_acl_xattr.h>
58 #if defined(HAVE_FILE_FSYNC_4ARGS) || defined(HAVE_FILE_FSYNC_2ARGS)
59 #define ll_vfs_fsync_range(fp, start, end, datasync) \
60 vfs_fsync_range(fp, start, end, datasync)
62 #define ll_vfs_fsync_range(fp, start, end, datasync) \
63 vfs_fsync_range(fp, (fp)->f_path.dentry, start, end, datasync)
66 #define flock_type(fl) ((fl)->fl_type)
67 #define flock_set_type(fl, type) do { (fl)->fl_type = (type); } while (0)
68 #define flock_pid(fl) ((fl)->fl_pid)
69 #define flock_set_pid(fl, pid) do { (fl)->fl_pid = (pid); } while (0)
70 #define flock_start(fl) ((fl)->fl_start)
71 #define flock_set_start(fl, st) do { (fl)->fl_start = (st); } while (0)
72 #define flock_end(fl) ((fl)->fl_end)
73 #define flock_set_end(fl, end) do { (fl)->fl_end = (end); } while (0)
80 #define IFTODT(type) (((type) & S_IFMT) >> IFSHIFT)
83 #define DTTOIF(dirtype) ((dirtype) << IFSHIFT)
86 #ifndef HAVE_POSIXACL_USER_NS
88 * Mask out &init_user_ns so we don't jump
89 * through hoops to define it somehow only
90 * to have it ignored anyway.
92 #define posix_acl_from_xattr(a,b,c) posix_acl_from_xattr(b,c)
93 #define posix_acl_to_xattr(a,b,c,d) posix_acl_to_xattr(b,c,d)