/*
 * 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.gnu.org/licenses/gpl-2.0.html
 *
 * GPL HEADER END
 */
/*
 * Copyright (c) 2003, 2010, Oracle and/or its affiliates. All rights reserved.
 * Use is subject to license terms.
 *
 * Copyright (c) 2011, 2012, Intel Corporation.
 */
/*
 * This file is part of Lustre, http://www.lustre.org/
 * Lustre is a trademark of Sun Microsystems, Inc.
 */

#ifndef _LUSTRE_COMPAT_H
#define _LUSTRE_COMPAT_H

#include <linux/fs_struct.h>
#include <linux/namei.h>

#include "lustre_patchless_compat.h"

/*
 * set ATTR_BLOCKS to a high value to avoid any risk of collision with other
 * ATTR_* attributes (see bug 13828)
 */
#define ATTR_BLOCKS    (1 << 27)

#define current_ngroups current_cred()->group_info->ngroups
#define current_groups current_cred()->group_info->small_block

/*
 * OBD need working random driver, thus all our
 * initialization routines must be called after device
 * driver initialization
 */
#ifndef MODULE
#undef module_init
#define module_init(a)     late_initcall(a)
#endif

#define LTIME_S(time)		   (time.tv_sec)

#ifndef QUOTA_OK
# define QUOTA_OK 0
#endif
#ifndef NO_QUOTA
# define NO_QUOTA (-EDQUOT)
#endif

#if !defined(_ASM_GENERIC_BITOPS_EXT2_NON_ATOMIC_H_) && !defined(ext2_set_bit)
# define ext2_set_bit	     __test_and_set_bit_le
# define ext2_clear_bit	   __test_and_clear_bit_le
# define ext2_test_bit	    test_bit_le
# define ext2_find_first_zero_bit find_first_zero_bit_le
# define ext2_find_next_zero_bit  find_next_zero_bit_le
#endif

#define TIMES_SET_FLAGS (ATTR_MTIME_SET | ATTR_ATIME_SET | ATTR_TIMES_SET)

#endif /* _LUSTRE_COMPAT_H */