1/*
 2 * Copyright (C) Sistina Software, Inc.  1997-2003 All rights reserved.
 3 * Copyright (C) 2004-2006 Red Hat, Inc.  All rights reserved.
 4 *
 5 * This copyrighted material is made available to anyone wishing to use,
 6 * modify, copy, or redistribute it subject to the terms and conditions
 7 * of the GNU General Public License version 2.
 8 */
 9
10#ifndef __SUPER_DOT_H__
11#define __SUPER_DOT_H__
12
13#include <linux/fs.h>
14#include <linux/dcache.h>
15#include "incore.h"
16
17extern void gfs2_lm_unmount(struct gfs2_sbd *sdp);
 
 
 
 
18
19static inline unsigned int gfs2_jindex_size(struct gfs2_sbd *sdp)
20{
21	unsigned int x;
22	spin_lock(&sdp->sd_jindex_spin);
23	x = sdp->sd_journals;
24	spin_unlock(&sdp->sd_jindex_spin);
25	return x;
26}
27
28extern void gfs2_jindex_free(struct gfs2_sbd *sdp);
29
30extern int gfs2_mount_args(struct gfs2_args *args, char *data);
31
32extern struct gfs2_jdesc *gfs2_jdesc_find(struct gfs2_sbd *sdp, unsigned int jid);
33extern int gfs2_jdesc_check(struct gfs2_jdesc *jd);
34
35extern int gfs2_lookup_in_master_dir(struct gfs2_sbd *sdp, char *filename,
36				     struct gfs2_inode **ipp);
37
38extern int gfs2_make_fs_rw(struct gfs2_sbd *sdp);
39extern void gfs2_online_uevent(struct gfs2_sbd *sdp);
40extern int gfs2_statfs_init(struct gfs2_sbd *sdp);
41extern void gfs2_statfs_change(struct gfs2_sbd *sdp, s64 total, s64 free,
42			       s64 dinodes);
43extern void gfs2_statfs_change_in(struct gfs2_statfs_change_host *sc,
44				  const void *buf);
45extern void update_statfs(struct gfs2_sbd *sdp, struct buffer_head *m_bh,
46			  struct buffer_head *l_bh);
47extern int gfs2_statfs_sync(struct super_block *sb, int type);
 
 
 
 
 
 
 
 
 
48
49extern struct file_system_type gfs2_fs_type;
50extern struct file_system_type gfs2meta_fs_type;
51extern const struct export_operations gfs2_export_ops;
52extern const struct super_operations gfs2_super_ops;
53extern const struct dentry_operations gfs2_dops;
54extern const struct xattr_handler *gfs2_xattr_handlers[];
 
 
55
56#endif /* __SUPER_DOT_H__ */
57

 1/* SPDX-License-Identifier: GPL-2.0-only */
 2/*
 3 * Copyright (C) Sistina Software, Inc.  1997-2003 All rights reserved.
 4 * Copyright (C) 2004-2006 Red Hat, Inc.  All rights reserved.
 
 
 
 
 5 */
 6
 7#ifndef __SUPER_DOT_H__
 8#define __SUPER_DOT_H__
 9
10#include <linux/fs.h>
11#include <linux/dcache.h>
12#include "incore.h"
13
14/* Supported fs format version range */
15#define GFS2_FS_FORMAT_MIN (1801)
16#define GFS2_FS_FORMAT_MAX (1802)
17
18void gfs2_lm_unmount(struct gfs2_sbd *sdp);
19
20static inline unsigned int gfs2_jindex_size(struct gfs2_sbd *sdp)
21{
22	unsigned int x;
23	spin_lock(&sdp->sd_jindex_spin);
24	x = sdp->sd_journals;
25	spin_unlock(&sdp->sd_jindex_spin);
26	return x;
27}
28
29void gfs2_jindex_free(struct gfs2_sbd *sdp);
 
 
30
31struct gfs2_jdesc *gfs2_jdesc_find(struct gfs2_sbd *sdp, unsigned int jid);
32int gfs2_jdesc_check(struct gfs2_jdesc *jd);
33int gfs2_lookup_in_master_dir(struct gfs2_sbd *sdp, char *filename,
34			      struct gfs2_inode **ipp);
35
36int gfs2_make_fs_rw(struct gfs2_sbd *sdp);
37void gfs2_make_fs_ro(struct gfs2_sbd *sdp);
38void gfs2_online_uevent(struct gfs2_sbd *sdp);
39void gfs2_destroy_threads(struct gfs2_sbd *sdp);
40int gfs2_statfs_init(struct gfs2_sbd *sdp);
41void gfs2_statfs_change(struct gfs2_sbd *sdp, s64 total, s64 free,
42		        s64 dinodes);
43void gfs2_statfs_change_in(struct gfs2_statfs_change_host *sc,
44			   const void *buf);
45void gfs2_statfs_change_out(const struct gfs2_statfs_change_host *sc,
46			    void *buf);
47void update_statfs(struct gfs2_sbd *sdp, struct buffer_head *m_bh);
48int gfs2_statfs_sync(struct super_block *sb, int type);
49void gfs2_freeze_func(struct work_struct *work);
50void gfs2_thaw_freeze_initiator(struct super_block *sb);
51
52void free_local_statfs_inodes(struct gfs2_sbd *sdp);
53struct inode *find_local_statfs_inode(struct gfs2_sbd *sdp,
54				      unsigned int index);
55void free_sbd(struct gfs2_sbd *sdp);
56
57extern struct file_system_type gfs2_fs_type;
58extern struct file_system_type gfs2meta_fs_type;
59extern const struct export_operations gfs2_export_ops;
60extern const struct super_operations gfs2_super_ops;
61extern const struct dentry_operations gfs2_dops;
62
63extern const struct xattr_handler * const gfs2_xattr_handlers_max[];
64extern const struct xattr_handler * const *gfs2_xattr_handlers_min;
65
66#endif /* __SUPER_DOT_H__ */
67