Re: [PATCH] f2fs: the name of a struct is wrong in a comment.

From: kernel test robot
Date: Tue Nov 07 2023 - 01:42:31 EST


Hi,

kernel test robot noticed the following build errors:

[auto build test ERROR on jaegeuk-f2fs/dev-test]
[also build test ERROR on jaegeuk-f2fs/dev linus/master v6.6 next-20231107]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch#_base_tree_information]

url: https://github.com/intel-lab-lkp/linux/commits/dslab-lzu-edu-cn/f2fs-the-name-of-a-struct-is-wrong-in-a-comment/20231106-201822
base: https://git.kernel.org/pub/scm/linux/kernel/git/jaegeuk/f2fs.git dev-test
patch link: https://lore.kernel.org/r/20231106121418.3675-1-dslab%40lzu.edu.cn
patch subject: [PATCH] f2fs: the name of a struct is wrong in a comment.
config: parisc-randconfig-001-20231107 (https://download.01.org/0day-ci/archive/20231107/202311071353.SmED46lo-lkp@xxxxxxxxx/config)
compiler: hppa-linux-gcc (GCC) 13.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20231107/202311071353.SmED46lo-lkp@xxxxxxxxx/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@xxxxxxxxx>
| Closes: https://lore.kernel.org/oe-kbuild-all/202311071353.SmED46lo-lkp@xxxxxxxxx/

All error/warnings (new ones prefixed by >>):

In file included from fs/f2fs/segment.c:9:
>> include/linux/f2fs_fs.h:474:66: error: expected ']' before 'SIT_JOURNA'
474 | sizeof(struct nat_journal_entry))SIT_JOURNA
| ^~~~~~~~~~
include/linux/f2fs_fs.h:501:23: note: in expansion of macro 'NAT_JOURNAL_RESERVED'
501 | __u8 reserved[NAT_JOURNAL_RESERVED];
| ^~~~~~~~~~~~~~~~~~~~
>> include/linux/f2fs_fs.h:502:1: warning: no semicolon at end of struct or union
502 | } __packed;
| ^


vim +474 include/linux/f2fs_fs.h

468
469 #define SUM_JOURNAL_SIZE (F2FS_BLKSIZE - SUM_FOOTER_SIZE -\
470 SUM_ENTRY_SIZE)
471 #define NAT_JOURNAL_ENTRIES ((SUM_JOURNAL_SIZE - 2) /\
472 sizeof(struct nat_journal_entry))
473 #define NAT_JOURNAL_RESERVED ((SUM_JOURNAL_SIZE - 2) %\
> 474 sizeof(struct nat_journal_entry))SIT_JOURNA
475 #define SIT_JOURNAL_ENTRIES ((SUM_JOURNAL_SIZE - 2) /\
476 sizeof(struct sit_journal_entry))
477 #define SIT_JOURNAL_RESERVED ((SUM_JOURNAL_SIZE - 2) %\
478 sizeof(struct sit_journal_entry))
479
480 /* Reserved area should make size of f2fs_extra_info equals to
481 * that of nat_journal and sit_journal.
482 */
483 #define EXTRA_INFO_RESERVED (SUM_JOURNAL_SIZE - 2 - 8)
484
485 /*
486 * frequently updated NAT/SIT entries can be stored in the spare area in
487 * summary blocks
488 */
489 enum {
490 NAT_JOURNAL = 0,
491 SIT_JOURNAL
492 };
493
494 struct nat_journal_entry {
495 __le32 nid;
496 struct f2fs_nat_entry ne;
497 } __packed;
498
499 struct nat_journal {
500 struct nat_journal_entry entries[NAT_JOURNAL_ENTRIES];
501 __u8 reserved[NAT_JOURNAL_RESERVED];
> 502 } __packed;
503

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