linux/fs/jfs/jfs_superblock.h

/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
 *   Copyright (C) International Business Machines Corp., 2000-2003
 */
#ifndef	_H_JFS_SUPERBLOCK
#define _H_JFS_SUPERBLOCK

#include <linux/uuid.h>

/*
 * make the magic number something a human could read
 */
#define JFS_MAGIC …

#define JFS_VERSION …

#define LV_NAME_SIZE …

/*
 *	aggregate superblock
 *
 * The name superblock is too close to super_block, so the name has been
 * changed to jfs_superblock.  The utilities are still using the old name.
 */
struct jfs_superblock { … };

extern int readSuper(struct super_block *, struct buffer_head **);
extern int updateSuper(struct super_block *, uint);
__printf(2, 3)
extern void jfs_error(struct super_block *, const char *, ...);
extern int jfs_mount(struct super_block *);
extern int jfs_mount_rw(struct super_block *, int);
extern int jfs_umount(struct super_block *);
extern int jfs_umount_rw(struct super_block *);
extern int jfs_extendfs(struct super_block *, s64, int);

extern struct task_struct *jfsIOthread;
extern struct task_struct *jfsSyncThread;

#endif /*_H_JFS_SUPERBLOCK */