int bch2_fsync(struct file *, loff_t, loff_t, int);
-int bch2_truncate(struct bch_inode_info *, struct iattr *);
+int bch2_truncate(struct user_namespace *,
+ struct bch_inode_info *, struct iattr *);
long bch2_fallocate_dispatch(struct file *, int, loff_t, loff_t);
loff_t bch2_remap_file_range(struct file *, loff_t, struct file *,