| 1 | /* SPDX-License-Identifier: GPL-2.0-only */ |
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| 2 | /* |
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| 3 | * Copyright (C) Sistina Software, Inc. 1997-2003 All rights reserved. |
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| 4 | * Copyright (C) 2004-2006 Red Hat, Inc. All rights reserved. |
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| 5 | */ |
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| 6 | |
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| 7 | #ifndef __SUPER_DOT_H__ |
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| 8 | #define __SUPER_DOT_H__ |
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| 9 | |
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| 10 | #include <linux/fs.h> |
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| 11 | #include <linux/dcache.h> |
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| 12 | #include "incore.h" |
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| 13 | |
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| 14 | /* Supported fs format version range */ |
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| 15 | #define GFS2_FS_FORMAT_MIN (1801) |
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| 16 | #define GFS2_FS_FORMAT_MAX (1802) |
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| 17 | |
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| 18 | void gfs2_lm_unmount(struct gfs2_sbd *sdp); |
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| 19 | |
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| 20 | static inline unsigned int gfs2_jindex_size(struct gfs2_sbd *sdp) |
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| 21 | { |
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| 22 | unsigned int x; |
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| 23 | spin_lock(lock: &sdp->sd_jindex_spin); |
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| 24 | x = sdp->sd_journals; |
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| 25 | spin_unlock(lock: &sdp->sd_jindex_spin); |
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| 26 | return x; |
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| 27 | } |
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| 28 | |
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| 29 | void gfs2_jindex_free(struct gfs2_sbd *sdp); |
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| 30 | |
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| 31 | struct gfs2_jdesc *gfs2_jdesc_find(struct gfs2_sbd *sdp, unsigned int jid); |
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| 32 | int gfs2_jdesc_check(struct gfs2_jdesc *jd); |
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| 33 | int gfs2_lookup_in_master_dir(struct gfs2_sbd *sdp, char *filename, |
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| 34 | struct gfs2_inode **ipp); |
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| 35 | |
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| 36 | int gfs2_make_fs_rw(struct gfs2_sbd *sdp); |
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| 37 | void gfs2_make_fs_ro(struct gfs2_sbd *sdp); |
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| 38 | void gfs2_online_uevent(struct gfs2_sbd *sdp); |
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| 39 | void gfs2_destroy_threads(struct gfs2_sbd *sdp); |
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| 40 | int gfs2_statfs_init(struct gfs2_sbd *sdp); |
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| 41 | void gfs2_statfs_change(struct gfs2_sbd *sdp, s64 total, s64 free, |
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| 42 | s64 dinodes); |
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| 43 | void gfs2_statfs_change_in(struct gfs2_statfs_change_host *sc, |
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| 44 | const void *buf); |
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| 45 | void gfs2_statfs_change_out(const struct gfs2_statfs_change_host *sc, |
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| 46 | void *buf); |
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| 47 | void update_statfs(struct gfs2_sbd *sdp, struct buffer_head *m_bh); |
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| 48 | int gfs2_statfs_sync(struct super_block *sb, int type); |
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| 49 | void gfs2_freeze_func(struct work_struct *work); |
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| 50 | void gfs2_thaw_freeze_initiator(struct super_block *sb); |
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| 51 | |
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| 52 | void free_local_statfs_inodes(struct gfs2_sbd *sdp); |
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| 53 | struct inode *find_local_statfs_inode(struct gfs2_sbd *sdp, |
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| 54 | unsigned int index); |
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| 55 | void free_sbd(struct gfs2_sbd *sdp); |
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| 56 | |
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| 57 | extern struct file_system_type gfs2_fs_type; |
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| 58 | extern struct file_system_type gfs2meta_fs_type; |
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| 59 | extern const struct export_operations gfs2_export_ops; |
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| 60 | extern const struct super_operations gfs2_super_ops; |
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| 61 | extern const struct dentry_operations gfs2_dops; |
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| 62 | |
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| 63 | extern const struct xattr_handler * const gfs2_xattr_handlers_max[]; |
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| 64 | extern const struct xattr_handler * const *gfs2_xattr_handlers_min; |
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| 65 | |
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| 66 | #endif /* __SUPER_DOT_H__ */ |
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| 67 | |
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| 68 | |
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