[deliverable/linux.git] / fs / xfs / linux-2.6 / xfs_vfs.h

/*
 * Copyright (c) 2000-2006 Silicon Graphics, Inc.
 * 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 as
 * published by the Free Software Foundation.
 *
 * This program is distributed in the hope that it would 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 the Free Software Foundation,
 * Inc.,  51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 */
#ifndef __XFS_VFS_H__
#define __XFS_VFS_H__

#include <linux/vfs.h>
#include "xfs_fs.h"

struct inode;

struct fid;
struct cred;
struct seq_file;
struct super_block;
struct xfs_inode;
struct xfs_mount;
struct xfs_mount_args;

typedef struct kstatfs	bhv_statvfs_t;

#define SHUTDOWN_META_IO_ERROR	0x0001	/* write attempt to metadata failed */
#define SHUTDOWN_LOG_IO_ERROR	0x0002	/* write attempt to the log failed */
#define SHUTDOWN_FORCE_UMOUNT	0x0004	/* shutdown from a forced unmount */
#define SHUTDOWN_CORRUPT_INCORE	0x0008	/* corrupt in-memory data structures */
#define SHUTDOWN_REMOTE_REQ	0x0010	/* shutdown came from remote cell */
#define SHUTDOWN_DEVICE_REQ	0x0020	/* failed all paths to the device */

#define xfs_test_for_freeze(mp)		((mp)->m_super->s_frozen)
#define xfs_wait_for_freeze(mp,l)	vfs_check_frozen((mp)->m_super, (l))

#endif	/* __XFS_VFS_H__ */
Commit	Line	Data
1da177e4	1	/*
b83bd138	2	* Copyright (c) 2000-2006 Silicon Graphics, Inc.
7b718769	3	* All Rights Reserved.
1da177e4	4	*
7b718769 NS	5	* This program is free software; you can redistribute it and/or
7b718769 NS	6	* modify it under the terms of the GNU General Public License as
1da177e4 LT	7	* published by the Free Software Foundation.
1da177e4 LT	8	*
7b718769 NS	9	* This program is distributed in the hope that it would be useful,
	10	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	11	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	12	* GNU General Public License for more details.
1da177e4	13	*
7b718769 NS	14	* You should have received a copy of the GNU General Public License
	15	* along with this program; if not, write the Free Software Foundation,
	16	* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
1da177e4 LT	17	*/
	18	#ifndef __XFS_VFS_H__
	19	#define __XFS_VFS_H__
	20
	21	#include <linux/vfs.h>
	22	#include "xfs_fs.h"
	23
0a74cd19	24	struct inode;
8285fb58	25
1da177e4	26	struct fid;
1da177e4	27	struct cred;
1da177e4 LT	28	struct seq_file;
1da177e4 LT	29	struct super_block;
739bfb2a	30	struct xfs_inode;
745f6919	31	struct xfs_mount;
1da177e4 LT	32	struct xfs_mount_args;
1da177e4 LT	33
8285fb58	34	typedef struct kstatfs bhv_statvfs_t;
1da177e4	35
7d04a335 NS	36	#define SHUTDOWN_META_IO_ERROR 0x0001 /* write attempt to metadata failed */
	37	#define SHUTDOWN_LOG_IO_ERROR 0x0002 /* write attempt to the log failed */
	38	#define SHUTDOWN_FORCE_UMOUNT 0x0004 /* shutdown from a forced unmount */
	39	#define SHUTDOWN_CORRUPT_INCORE 0x0008 /* corrupt in-memory data structures */
	40	#define SHUTDOWN_REMOTE_REQ 0x0010 /* shutdown came from remote cell */
	41	#define SHUTDOWN_DEVICE_REQ 0x0020 /* failed all paths to the device */
	42
b267ce99 CH	43	#define xfs_test_for_freeze(mp) ((mp)->m_super->s_frozen)
b267ce99 CH	44	#define xfs_wait_for_freeze(mp,l) vfs_check_frozen((mp)->m_super, (l))
1da177e4	45
1da177e4	46	#endif /* __XFS_VFS_H__ */