[jlayton:inode-shrink 2/4] include/linux/fs.h:731:3: error: expected ';' after union

[kernel test robot <lkp@intel.com>]

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/jlayton/linux.git inode-shrink
head:   bef03a2e1b6b8265d0bda6eeed1bc5dfce1f1915
commit: 72a8424bf1c99226d40dda7fe7c8f3b542a53365 [2/4] fs: move i_generation into new hole created after timestamp conversion
config: riscv-defconfig (https://download.01.org/0day-ci/archive/20240519/202405190402.C2K6riIg-lkp@intel.com/config)
compiler: clang version 19.0.0git (https://github.com/llvm/llvm-project fa9b1be45088dce1e4b602d451f118128b94237b)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240519/202405190402.C2K6riIg-lkp@intel.com/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202405190402.C2K6riIg-lkp@intel.com/

Note: the jlayton/inode-shrink HEAD bef03a2e1b6b8265d0bda6eeed1bc5dfce1f1915 builds fine.
      It only hurts bisectability.

All errors (new ones prefixed by >>):

   In file included from arch/riscv/kernel/asm-offsets.c:10:
   In file included from include/linux/mm.h:1114:
   In file included from include/linux/huge_mm.h:8:
>> include/linux/fs.h:731:3: error: expected ';' after union
     731 |         }
         |          ^
         |          ;
   In file included from arch/riscv/kernel/asm-offsets.c:10:
   In file included from include/linux/mm.h:2210:
   include/linux/vmstat.h:522:36: warning: arithmetic between different enumeration types ('enum node_stat_item' and 'enum lru_list') [-Wenum-enum-conversion]
     522 |         return node_stat_name(NR_LRU_BASE + lru) + 3; // skip "nr_"
         |                               ~~~~~~~~~~~ ^ ~~~
   1 warning and 1 error generated.
   make[3]: *** [scripts/Makefile.build:117: arch/riscv/kernel/asm-offsets.s] Error 1
   make[3]: Target 'prepare' not remade because of errors.
   make[2]: *** [Makefile:1197: prepare0] Error 2
   make[2]: Target 'prepare' not remade because of errors.
   make[1]: *** [Makefile:240: __sub-make] Error 2
   make[1]: Target 'prepare' not remade because of errors.
   make: *** [Makefile:240: __sub-make] Error 2
   make: Target 'prepare' not remade because of errors.


vim +731 include/linux/fs.h

   679	
   680		/* Misc */
   681		unsigned long		i_state;
   682		struct rw_semaphore	i_rwsem;
   683	
   684		unsigned long		dirtied_when;	/* jiffies of first dirtying */
   685		unsigned long		dirtied_time_when;
   686	
   687		struct hlist_node	i_hash;
   688		struct list_head	i_io_list;	/* backing dev IO list */
   689	#ifdef CONFIG_CGROUP_WRITEBACK
   690		struct bdi_writeback	*i_wb;		/* the associated cgroup wb */
   691	
   692		/* foreign inode detection, see wbc_detach_inode() */
   693		int			i_wb_frn_winner;
   694		u16			i_wb_frn_avg_time;
   695		u16			i_wb_frn_history;
   696	#endif
   697		struct list_head	i_lru;		/* inode LRU list */
   698		struct list_head	i_sb_list;
   699		struct list_head	i_wb_list;	/* backing dev writeback list */
   700		union {
   701			struct hlist_head	i_dentry;
   702			struct rcu_head		i_rcu;
   703		};
   704		atomic64_t		i_version;
   705		atomic64_t		i_sequence; /* see futex */
   706		atomic_t		i_count;
   707		atomic_t		i_dio_count;
   708		atomic_t		i_writecount;
   709	#if defined(CONFIG_IMA) || defined(CONFIG_FILE_LOCKING)
   710		atomic_t		i_readcount; /* struct files open RO */
   711	#endif
   712		union {
   713			const struct file_operations	*i_fop;	/* former ->i_op->default_file_ops */
   714			void (*free_inode)(struct inode *);
   715		};
   716		struct file_lock_context	*i_flctx;
   717		struct address_space	i_data;
   718		struct list_head	i_devices;
   719		union {
   720			struct pipe_inode_info	*i_pipe;
   721			struct cdev		*i_cdev;
   722			char			*i_link;
   723			unsigned		i_dir_seq;
   724		};
   725	
   726	
   727	#ifdef CONFIG_FSNOTIFY
   728		union {
   729			__u32			i_fsnotify_mask; /* all events this inode cares about */
   730			__u64			__i_fsnotify_mask_ext; /* for future expansion */
 > 731		}
   732		struct fsnotify_mark_connector __rcu	*i_fsnotify_marks;
   733	#endif
   734	

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