fs_struct.h
上传用户:szlgq88
上传日期:2009-04-28
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文件大小:1k
- #ifndef _LINUX_FS_STRUCT_H
- #define _LINUX_FS_STRUCT_H
- struct dentry;
- struct vfsmount;
- struct fs_struct {
- atomic_t count;
- rwlock_t lock;
- int umask;
- struct dentry * root, * pwd, * altroot;
- struct vfsmount * rootmnt, * pwdmnt, * altrootmnt;
- };
- #define INIT_FS {
- .count = ATOMIC_INIT(1),
- .lock = RW_LOCK_UNLOCKED,
- .umask = 0022,
- }
- extern void exit_fs(struct task_struct *);
- extern void set_fs_altroot(void);
- extern void set_fs_root(struct fs_struct *, struct vfsmount *, struct dentry *);
- extern void set_fs_pwd(struct fs_struct *, struct vfsmount *, struct dentry *);
- extern struct fs_struct *copy_fs_struct(struct fs_struct *);
- extern void put_fs_struct(struct fs_struct *);
- #endif /* _LINUX_FS_STRUCT_H */