* [sj:damon/next 118/128] mm/damon/tests/core-kunit.h:453:2: warning: unannotated fall-through between switch labels
@ 2025-09-08 12:35 kernel test robot
2025-09-09 1:23 ` SeongJae Park
0 siblings, 1 reply; 2+ messages in thread
From: kernel test robot @ 2025-09-08 12:35 UTC (permalink / raw)
To: SeongJae Park; +Cc: llvm, oe-kbuild-all
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.
vim +453 mm/damon/tests/core-kunit.h
437
438 static void damos_test_commit_quota_goal_ensure_committed(struct kunit *test,
439 struct damos_quota_goal *dst, struct damos_quota_goal *src,
440 u64 last_psi_total)
441 {
442 struct damos_quota_goal dst_cp, src_cp;
443
444 KUNIT_EXPECT_EQ(test, dst->metric, src->metric);
445 KUNIT_EXPECT_EQ(test, dst->target_value, src->target_value);
446 KUNIT_EXPECT_EQ(test, dst->current_value, src->current_value);
447 /* last_psi_total is not updated */
448 KUNIT_EXPECT_EQ(test, dst->last_psi_total, last_psi_total);
449 switch (dst->metric) {
450 case DAMOS_QUOTA_NODE_MEM_USED_BP:
451 case DAMOS_QUOTA_NODE_MEM_FREE_BP:
452 KUNIT_EXPECT_EQ(test, dst->nid, src->nid);
> 453 default:
454 break;
455 }
456
457 /* further check entire bits */
458 memcpy(&dst_cp, dst, sizeof(dst_cp));
459 memcpy(&src_cp, src, sizeof(src_cp));
460 dst_cp.list = src_cp.list;
461 dst_cp.last_psi_total = src_cp.last_psi_total;
462 dst_cp.nid = src_cp.nid;
463 dst_cp.memcg_id = src_cp.memcg_id;
464
465 KUNIT_EXPECT_EQ(test, memcmp(&dst_cp, &src_cp, sizeof(dst_cp)), 0);
466 }
467
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
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2025-09-08 12:35 [sj:damon/next 118/128] mm/damon/tests/core-kunit.h:453:2: warning: unannotated fall-through between switch labels kernel test robot
2025-09-09 1:23 ` SeongJae Park
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