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30 lines
770 B
30 lines
770 B
#ifndef _LINUX_FS_STRUCT_H
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#define _LINUX_FS_STRUCT_H
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struct dentry;
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struct vfsmount;
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struct fs_struct {
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atomic_t count;
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rwlock_t lock;
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int umask;
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struct dentry * root, * pwd, * altroot;
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struct vfsmount * rootmnt, * pwdmnt, * altrootmnt;
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};
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#define INIT_FS { \
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.count = ATOMIC_INIT(1), \
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.lock = RW_LOCK_UNLOCKED, \
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.umask = 0022, \
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}
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extern struct kmem_cache *fs_cachep;
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extern void exit_fs(struct task_struct *);
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extern void set_fs_altroot(void);
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extern void set_fs_root(struct fs_struct *, struct vfsmount *, struct dentry *);
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extern void set_fs_pwd(struct fs_struct *, struct vfsmount *, struct dentry *);
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extern struct fs_struct *copy_fs_struct(struct fs_struct *);
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extern void put_fs_struct(struct fs_struct *);
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#endif /* _LINUX_FS_STRUCT_H */
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