aboutsummaryrefslogtreecommitdiff
path: root/fs/gfs2/super.h
blob: f6b8b00ad8811b6b12c096f7214d563d8afe7e0c (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
/*
 * Copyright (C) Sistina Software, Inc.  1997-2003 All rights reserved.
 * Copyright (C) 2004-2006 Red Hat, Inc.  All rights reserved.
 *
 * This copyrighted material is made available to anyone wishing to use,
 * modify, copy, or redistribute it subject to the terms and conditions
 * of the GNU General Public License version 2.
 */

#ifndef __SUPER_DOT_H__
#define __SUPER_DOT_H__

#include <linux/fs.h>
#include <linux/dcache.h>
#include "incore.h"

void gfs2_lm_unmount(struct gfs2_sbd *sdp);

static inline unsigned int gfs2_jindex_size(struct gfs2_sbd *sdp)
{
	unsigned int x;
	spin_lock(&sdp->sd_jindex_spin);
	x = sdp->sd_journals;
	spin_unlock(&sdp->sd_jindex_spin);
	return x;
}

void gfs2_jindex_free(struct gfs2_sbd *sdp);

struct gfs2_jdesc *gfs2_jdesc_find(struct gfs2_sbd *sdp, unsigned int jid);
int gfs2_jdesc_check(struct gfs2_jdesc *jd);

int gfs2_lookup_in_master_dir(struct gfs2_sbd *sdp, char *filename,
			      struct gfs2_inode **ipp);

int gfs2_make_fs_rw(struct gfs2_sbd *sdp);

int gfs2_statfs_init(struct gfs2_sbd *sdp);
void gfs2_statfs_change(struct gfs2_sbd *sdp,
			s64 total, s64 free, s64 dinodes);
int gfs2_statfs_sync(struct gfs2_sbd *sdp);

int gfs2_freeze_fs(struct gfs2_sbd *sdp);
void gfs2_unfreeze_fs(struct gfs2_sbd *sdp);

extern struct file_system_type gfs2_fs_type;
extern struct file_system_type gfs2meta_fs_type;
extern const struct export_operations gfs2_export_ops;
extern const struct super_operations gfs2_super_ops;
extern struct dentry_operations gfs2_dops;

#endif /* __SUPER_DOT_H__ */