diff options
Diffstat (limited to 'drivers/staging/lustre/include/linux/libcfs/linux/linux-fs.h')
-rw-r--r-- | drivers/staging/lustre/include/linux/libcfs/linux/linux-fs.h | 92 |
1 files changed, 92 insertions, 0 deletions
diff --git a/drivers/staging/lustre/include/linux/libcfs/linux/linux-fs.h b/drivers/staging/lustre/include/linux/libcfs/linux/linux-fs.h new file mode 100644 index 000000000000..eebf138f21e5 --- /dev/null +++ b/drivers/staging/lustre/include/linux/libcfs/linux/linux-fs.h @@ -0,0 +1,92 @@ +/* + * GPL HEADER START + * + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 only, + * 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 version 2 for more details (a copy is included + * in the LICENSE file that accompanied this code). + * + * You should have received a copy of the GNU General Public License + * version 2 along with this program; If not, see + * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf + * + * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, + * CA 95054 USA or visit www.sun.com if you need additional information or + * have any questions. + * + * GPL HEADER END + */ +/* + * Copyright (c) 2008, 2010, Oracle and/or its affiliates. All rights reserved. + * Use is subject to license terms. + * + * Copyright (c) 2012, Intel Corporation. + */ +/* + * This file is part of Lustre, http://www.lustre.org/ + * Lustre is a trademark of Sun Microsystems, Inc. + * + * libcfs/include/libcfs/linux/linux-fs.h + * + * Basic library routines. + */ + +#ifndef __LIBCFS_LINUX_CFS_FS_H__ +#define __LIBCFS_LINUX_CFS_FS_H__ + +#ifndef __LIBCFS_LIBCFS_H__ +#error Do not #include this file directly. #include <linux/libcfs/libcfs.h> instead +#endif + + +#include <linux/fs.h> +#include <linux/stat.h> +#include <linux/mount.h> +#include <linux/backing-dev.h> +#include <linux/posix_acl_xattr.h> + +#define filp_size(f) \ + (i_size_read((f)->f_dentry->d_inode)) +#define filp_poff(f) \ + (&(f)->f_pos) + +# define do_fsync(fp, flag) \ + ((fp)->f_op->fsync(fp, 0, LLONG_MAX, flag)) + +#define filp_read(fp, buf, size, pos) \ + ((fp)->f_op->read((fp), (buf), (size), pos)) + +#define filp_write(fp, buf, size, pos) \ + ((fp)->f_op->write((fp), (buf), (size), pos)) + +#define filp_fsync(fp) \ + do_fsync(fp, 1) + +#define flock_type(fl) ((fl)->fl_type) +#define flock_set_type(fl, type) do { (fl)->fl_type = (type); } while (0) +#define flock_pid(fl) ((fl)->fl_pid) +#define flock_set_pid(fl, pid) do { (fl)->fl_pid = (pid); } while (0) +#define flock_start(fl) ((fl)->fl_start) +#define flock_set_start(fl, st) do { (fl)->fl_start = (st); } while (0) +#define flock_end(fl) ((fl)->fl_end) +#define flock_set_end(fl, end) do { (fl)->fl_end = (end); } while (0) + +#ifndef IFSHIFT +#define IFSHIFT 12 +#endif + +#ifndef IFTODT +#define IFTODT(type) (((type) & S_IFMT) >> IFSHIFT) +#endif +#ifndef DTTOIF +#define DTTOIF(dirtype) ((dirtype) << IFSHIFT) +#endif + +#endif |