diff options
Diffstat (limited to 'include/linux/fs_struct.h')
| -rw-r--r-- | include/linux/fs_struct.h | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/include/linux/fs_struct.h b/include/linux/fs_struct.h new file mode 100644 index 00000000000..c623d12a486 --- /dev/null +++ b/include/linux/fs_struct.h @@ -0,0 +1,28 @@ +#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 */ |