17336d0e6SThomas Gleixner /* SPDX-License-Identifier: GPL-2.0-only */
2b3b94faaSDavid Teigland /*
3b3b94faaSDavid Teigland * Copyright (C) Sistina Software, Inc. 1997-2003 All rights reserved.
43a8a9a10SSteven Whitehouse * Copyright (C) 2004-2006 Red Hat, Inc. All rights reserved.
5b3b94faaSDavid Teigland */
6b3b94faaSDavid Teigland
7b3b94faaSDavid Teigland #ifndef __SUPER_DOT_H__
8b3b94faaSDavid Teigland #define __SUPER_DOT_H__
9b3b94faaSDavid Teigland
10b2760583SSteven Whitehouse #include <linux/fs.h>
11b2760583SSteven Whitehouse #include <linux/dcache.h>
12f2f7ba52SSteven Whitehouse #include "incore.h"
13f2f7ba52SSteven Whitehouse
1447b7ec1dSAndrew Price /* Supported fs format version range */
1547b7ec1dSAndrew Price #define GFS2_FS_FORMAT_MIN (1801)
1647b7ec1dSAndrew Price #define GFS2_FS_FORMAT_MAX (1802)
1747b7ec1dSAndrew Price
18*d312fbf6SAndreas Gruenbacher void gfs2_lm_unmount(struct gfs2_sbd *sdp);
19b3b94faaSDavid Teigland
gfs2_jindex_size(struct gfs2_sbd * sdp)20b3b94faaSDavid Teigland static inline unsigned int gfs2_jindex_size(struct gfs2_sbd *sdp)
21b3b94faaSDavid Teigland {
22b3b94faaSDavid Teigland unsigned int x;
23b3b94faaSDavid Teigland spin_lock(&sdp->sd_jindex_spin);
24b3b94faaSDavid Teigland x = sdp->sd_journals;
25b3b94faaSDavid Teigland spin_unlock(&sdp->sd_jindex_spin);
26b3b94faaSDavid Teigland return x;
27b3b94faaSDavid Teigland }
28b3b94faaSDavid Teigland
29*d312fbf6SAndreas Gruenbacher void gfs2_jindex_free(struct gfs2_sbd *sdp);
30fefc03bfSSteven Whitehouse
31*d312fbf6SAndreas Gruenbacher struct gfs2_jdesc *gfs2_jdesc_find(struct gfs2_sbd *sdp, unsigned int jid);
32*d312fbf6SAndreas Gruenbacher int gfs2_jdesc_check(struct gfs2_jdesc *jd);
33*d312fbf6SAndreas Gruenbacher int gfs2_lookup_in_master_dir(struct gfs2_sbd *sdp, char *filename,
34b3b94faaSDavid Teigland struct gfs2_inode **ipp);
35b3b94faaSDavid Teigland
36*d312fbf6SAndreas Gruenbacher int gfs2_make_fs_rw(struct gfs2_sbd *sdp);
37*d312fbf6SAndreas Gruenbacher void gfs2_make_fs_ro(struct gfs2_sbd *sdp);
38*d312fbf6SAndreas Gruenbacher void gfs2_online_uevent(struct gfs2_sbd *sdp);
39*d312fbf6SAndreas Gruenbacher void gfs2_destroy_threads(struct gfs2_sbd *sdp);
40*d312fbf6SAndreas Gruenbacher int gfs2_statfs_init(struct gfs2_sbd *sdp);
41*d312fbf6SAndreas Gruenbacher void gfs2_statfs_change(struct gfs2_sbd *sdp, s64 total, s64 free,
426f04c1c7SSteven Whitehouse s64 dinodes);
43*d312fbf6SAndreas Gruenbacher void gfs2_statfs_change_in(struct gfs2_statfs_change_host *sc,
441946f70aSBenjamin Marzinski const void *buf);
45*d312fbf6SAndreas Gruenbacher void gfs2_statfs_change_out(const struct gfs2_statfs_change_host *sc,
4673092698SAbhi Das void *buf);
47*d312fbf6SAndreas Gruenbacher void update_statfs(struct gfs2_sbd *sdp, struct buffer_head *m_bh);
48*d312fbf6SAndreas Gruenbacher int gfs2_statfs_sync(struct super_block *sb, int type);
49*d312fbf6SAndreas Gruenbacher void gfs2_freeze_func(struct work_struct *work);
50*d312fbf6SAndreas Gruenbacher void gfs2_thaw_freeze_initiator(struct super_block *sb);
51b3b94faaSDavid Teigland
52*d312fbf6SAndreas Gruenbacher void free_local_statfs_inodes(struct gfs2_sbd *sdp);
53*d312fbf6SAndreas Gruenbacher struct inode *find_local_statfs_inode(struct gfs2_sbd *sdp,
5497fd734bSAbhi Das unsigned int index);
55*d312fbf6SAndreas Gruenbacher void free_sbd(struct gfs2_sbd *sdp);
562a27b755SAndreas Gruenbacher
57b2760583SSteven Whitehouse extern struct file_system_type gfs2_fs_type;
58b2760583SSteven Whitehouse extern struct file_system_type gfs2meta_fs_type;
59b2760583SSteven Whitehouse extern const struct export_operations gfs2_export_ops;
60b2760583SSteven Whitehouse extern const struct super_operations gfs2_super_ops;
6192cecbbfSAl Viro extern const struct dentry_operations gfs2_dops;
62866eef48SAndreas Gruenbacher
63866eef48SAndreas Gruenbacher extern const struct xattr_handler *gfs2_xattr_handlers_max[];
64866eef48SAndreas Gruenbacher extern const struct xattr_handler **gfs2_xattr_handlers_min;
65b2760583SSteven Whitehouse
66b3b94faaSDavid Teigland #endif /* __SUPER_DOT_H__ */
67b3b94faaSDavid Teigland
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