Re: [sj:damon/next 118/128] mm/damon/tests/core-kunit.h:453:2: warning: unannotated fall-through between switch labels

Re: [sj:damon/next 118/128] mm/damon/tests/core-kunit.h:453:2: warning: unannotated fall-through between switch labels

[SeongJae Park]

On Mon, 8 Sep 2025 20:35:07 +0800 kernel test robot <lkp@intel.com> wrote:

> tree:   https://git.kernel.org/pub/scm/linux/kernel/git/sj/linux.git damon/next
> head:   387bf1dec467127e728b28dc7624723d7df2813c
> commit: d53726dd7bd14e94f2c46a842c8c45c2231090b7 [118/128] mm/damon/tests/core-kunit: split out damos_test_commit_quota_goal()
> config: i386-buildonly-randconfig-006-20250908 (https://download.01.org/0day-ci/archive/20250908/202509082042.24Nb5PCp-lkp@intel.com/config)
> compiler: clang version 20.1.8 (https://github.com/llvm/llvm-project 87f0227cb60147a26a1eeb4fb06e3b505e9c7261)
> reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250908/202509082042.24Nb5PCp-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/202509082042.24Nb5PCp-lkp@intel.com/
> 
> All warnings (new ones prefixed by >>):
> 
>    In file included from mm/damon/core.c:3156:
> >> mm/damon/tests/core-kunit.h:453:2: warning: unannotated fall-through between switch labels [-Wimplicit-fallthrough]
>      453 |         default:
>          |         ^
>    mm/damon/tests/core-kunit.h:453:2: note: insert 'break;' to avoid fall-through
>      453 |         default:
>          |         ^
>          |         break; 
>    1 warning generated.

Thank you for reporting this!  I just pushed a fix to my tree:
http://git.kernel.org/sj/c/922891e5eea9872058e013249d9aeab0eb6471d5


Thanks,
SJ

[...]